1use super::*;
2use crate::{
3 scroll::scroll_amount::ScrollAmount,
4 test::{
5 assert_text_with_selections, build_editor, editor_lsp_test_context::EditorLspTestContext,
6 editor_test_context::EditorTestContext, select_ranges,
7 },
8 JoinLines,
9};
10use futures::StreamExt;
11use gpui::{div, TestAppContext, VisualTestContext, WindowOptions};
12use indoc::indoc;
13use language::{
14 language_settings::{AllLanguageSettings, AllLanguageSettingsContent, LanguageSettingsContent},
15 BracketPairConfig,
16 Capability::ReadWrite,
17 FakeLspAdapter, LanguageConfig, LanguageConfigOverride, LanguageMatcher, Override, Point,
18};
19use parking_lot::Mutex;
20use project::project_settings::{LspSettings, ProjectSettings};
21use project::FakeFs;
22use serde_json::{self, json};
23use std::sync::atomic;
24use std::sync::atomic::AtomicUsize;
25use std::{cell::RefCell, future::Future, rc::Rc, time::Instant};
26use unindent::Unindent;
27use util::{
28 assert_set_eq,
29 test::{marked_text_ranges, marked_text_ranges_by, sample_text, TextRangeMarker},
30};
31use workspace::{
32 item::{FollowEvent, FollowableItem, Item, ItemHandle},
33 NavigationEntry, ViewId,
34};
35
36#[gpui::test]
37fn test_edit_events(cx: &mut TestAppContext) {
38 init_test(cx, |_| {});
39
40 let buffer = cx.new_model(|cx| {
41 let mut buffer =
42 language::Buffer::new(0, BufferId::new(cx.entity_id().as_u64()).unwrap(), "123456");
43 buffer.set_group_interval(Duration::from_secs(1));
44 buffer
45 });
46
47 let events = Rc::new(RefCell::new(Vec::new()));
48 let editor1 = cx.add_window({
49 let events = events.clone();
50 |cx| {
51 let view = cx.view().clone();
52 cx.subscribe(&view, move |_, _, event: &EditorEvent, _| {
53 if matches!(event, EditorEvent::Edited | EditorEvent::BufferEdited) {
54 events.borrow_mut().push(("editor1", event.clone()));
55 }
56 })
57 .detach();
58 Editor::for_buffer(buffer.clone(), None, cx)
59 }
60 });
61
62 let editor2 = cx.add_window({
63 let events = events.clone();
64 |cx| {
65 cx.subscribe(&cx.view().clone(), move |_, _, event: &EditorEvent, _| {
66 if matches!(event, EditorEvent::Edited | EditorEvent::BufferEdited) {
67 events.borrow_mut().push(("editor2", event.clone()));
68 }
69 })
70 .detach();
71 Editor::for_buffer(buffer.clone(), None, cx)
72 }
73 });
74
75 assert_eq!(mem::take(&mut *events.borrow_mut()), []);
76
77 // Mutating editor 1 will emit an `Edited` event only for that editor.
78 _ = editor1.update(cx, |editor, cx| editor.insert("X", cx));
79 assert_eq!(
80 mem::take(&mut *events.borrow_mut()),
81 [
82 ("editor1", EditorEvent::Edited),
83 ("editor1", EditorEvent::BufferEdited),
84 ("editor2", EditorEvent::BufferEdited),
85 ]
86 );
87
88 // Mutating editor 2 will emit an `Edited` event only for that editor.
89 _ = editor2.update(cx, |editor, cx| editor.delete(&Delete, cx));
90 assert_eq!(
91 mem::take(&mut *events.borrow_mut()),
92 [
93 ("editor2", EditorEvent::Edited),
94 ("editor1", EditorEvent::BufferEdited),
95 ("editor2", EditorEvent::BufferEdited),
96 ]
97 );
98
99 // Undoing on editor 1 will emit an `Edited` event only for that editor.
100 _ = editor1.update(cx, |editor, cx| editor.undo(&Undo, cx));
101 assert_eq!(
102 mem::take(&mut *events.borrow_mut()),
103 [
104 ("editor1", EditorEvent::Edited),
105 ("editor1", EditorEvent::BufferEdited),
106 ("editor2", EditorEvent::BufferEdited),
107 ]
108 );
109
110 // Redoing on editor 1 will emit an `Edited` event only for that editor.
111 _ = editor1.update(cx, |editor, cx| editor.redo(&Redo, cx));
112 assert_eq!(
113 mem::take(&mut *events.borrow_mut()),
114 [
115 ("editor1", EditorEvent::Edited),
116 ("editor1", EditorEvent::BufferEdited),
117 ("editor2", EditorEvent::BufferEdited),
118 ]
119 );
120
121 // Undoing on editor 2 will emit an `Edited` event only for that editor.
122 _ = editor2.update(cx, |editor, cx| editor.undo(&Undo, cx));
123 assert_eq!(
124 mem::take(&mut *events.borrow_mut()),
125 [
126 ("editor2", EditorEvent::Edited),
127 ("editor1", EditorEvent::BufferEdited),
128 ("editor2", EditorEvent::BufferEdited),
129 ]
130 );
131
132 // Redoing on editor 2 will emit an `Edited` event only for that editor.
133 _ = editor2.update(cx, |editor, cx| editor.redo(&Redo, cx));
134 assert_eq!(
135 mem::take(&mut *events.borrow_mut()),
136 [
137 ("editor2", EditorEvent::Edited),
138 ("editor1", EditorEvent::BufferEdited),
139 ("editor2", EditorEvent::BufferEdited),
140 ]
141 );
142
143 // No event is emitted when the mutation is a no-op.
144 _ = editor2.update(cx, |editor, cx| {
145 editor.change_selections(None, cx, |s| s.select_ranges([0..0]));
146
147 editor.backspace(&Backspace, cx);
148 });
149 assert_eq!(mem::take(&mut *events.borrow_mut()), []);
150}
151
152#[gpui::test]
153fn test_undo_redo_with_selection_restoration(cx: &mut TestAppContext) {
154 init_test(cx, |_| {});
155
156 let mut now = Instant::now();
157 let buffer = cx.new_model(|cx| {
158 language::Buffer::new(0, BufferId::new(cx.entity_id().as_u64()).unwrap(), "123456")
159 });
160 let group_interval = buffer.update(cx, |buffer, _| buffer.transaction_group_interval());
161 let buffer = cx.new_model(|cx| MultiBuffer::singleton(buffer, cx));
162 let editor = cx.add_window(|cx| build_editor(buffer.clone(), cx));
163
164 _ = editor.update(cx, |editor, cx| {
165 editor.start_transaction_at(now, cx);
166 editor.change_selections(None, cx, |s| s.select_ranges([2..4]));
167
168 editor.insert("cd", cx);
169 editor.end_transaction_at(now, cx);
170 assert_eq!(editor.text(cx), "12cd56");
171 assert_eq!(editor.selections.ranges(cx), vec![4..4]);
172
173 editor.start_transaction_at(now, cx);
174 editor.change_selections(None, cx, |s| s.select_ranges([4..5]));
175 editor.insert("e", cx);
176 editor.end_transaction_at(now, cx);
177 assert_eq!(editor.text(cx), "12cde6");
178 assert_eq!(editor.selections.ranges(cx), vec![5..5]);
179
180 now += group_interval + Duration::from_millis(1);
181 editor.change_selections(None, cx, |s| s.select_ranges([2..2]));
182
183 // Simulate an edit in another editor
184 _ = buffer.update(cx, |buffer, cx| {
185 buffer.start_transaction_at(now, cx);
186 buffer.edit([(0..1, "a")], None, cx);
187 buffer.edit([(1..1, "b")], None, cx);
188 buffer.end_transaction_at(now, cx);
189 });
190
191 assert_eq!(editor.text(cx), "ab2cde6");
192 assert_eq!(editor.selections.ranges(cx), vec![3..3]);
193
194 // Last transaction happened past the group interval in a different editor.
195 // Undo it individually and don't restore selections.
196 editor.undo(&Undo, cx);
197 assert_eq!(editor.text(cx), "12cde6");
198 assert_eq!(editor.selections.ranges(cx), vec![2..2]);
199
200 // First two transactions happened within the group interval in this editor.
201 // Undo them together and restore selections.
202 editor.undo(&Undo, cx);
203 editor.undo(&Undo, cx); // Undo stack is empty here, so this is a no-op.
204 assert_eq!(editor.text(cx), "123456");
205 assert_eq!(editor.selections.ranges(cx), vec![0..0]);
206
207 // Redo the first two transactions together.
208 editor.redo(&Redo, cx);
209 assert_eq!(editor.text(cx), "12cde6");
210 assert_eq!(editor.selections.ranges(cx), vec![5..5]);
211
212 // Redo the last transaction on its own.
213 editor.redo(&Redo, cx);
214 assert_eq!(editor.text(cx), "ab2cde6");
215 assert_eq!(editor.selections.ranges(cx), vec![6..6]);
216
217 // Test empty transactions.
218 editor.start_transaction_at(now, cx);
219 editor.end_transaction_at(now, cx);
220 editor.undo(&Undo, cx);
221 assert_eq!(editor.text(cx), "12cde6");
222 });
223}
224
225#[gpui::test]
226fn test_ime_composition(cx: &mut TestAppContext) {
227 init_test(cx, |_| {});
228
229 let buffer = cx.new_model(|cx| {
230 let mut buffer =
231 language::Buffer::new(0, BufferId::new(cx.entity_id().as_u64()).unwrap(), "abcde");
232 // Ensure automatic grouping doesn't occur.
233 buffer.set_group_interval(Duration::ZERO);
234 buffer
235 });
236
237 let buffer = cx.new_model(|cx| MultiBuffer::singleton(buffer, cx));
238 cx.add_window(|cx| {
239 let mut editor = build_editor(buffer.clone(), cx);
240
241 // Start a new IME composition.
242 editor.replace_and_mark_text_in_range(Some(0..1), "à", None, cx);
243 editor.replace_and_mark_text_in_range(Some(0..1), "á", None, cx);
244 editor.replace_and_mark_text_in_range(Some(0..1), "ä", None, cx);
245 assert_eq!(editor.text(cx), "äbcde");
246 assert_eq!(
247 editor.marked_text_ranges(cx),
248 Some(vec![OffsetUtf16(0)..OffsetUtf16(1)])
249 );
250
251 // Finalize IME composition.
252 editor.replace_text_in_range(None, "ā", cx);
253 assert_eq!(editor.text(cx), "ābcde");
254 assert_eq!(editor.marked_text_ranges(cx), None);
255
256 // IME composition edits are grouped and are undone/redone at once.
257 editor.undo(&Default::default(), cx);
258 assert_eq!(editor.text(cx), "abcde");
259 assert_eq!(editor.marked_text_ranges(cx), None);
260 editor.redo(&Default::default(), cx);
261 assert_eq!(editor.text(cx), "ābcde");
262 assert_eq!(editor.marked_text_ranges(cx), None);
263
264 // Start a new IME composition.
265 editor.replace_and_mark_text_in_range(Some(0..1), "à", None, cx);
266 assert_eq!(
267 editor.marked_text_ranges(cx),
268 Some(vec![OffsetUtf16(0)..OffsetUtf16(1)])
269 );
270
271 // Undoing during an IME composition cancels it.
272 editor.undo(&Default::default(), cx);
273 assert_eq!(editor.text(cx), "ābcde");
274 assert_eq!(editor.marked_text_ranges(cx), None);
275
276 // Start a new IME composition with an invalid marked range, ensuring it gets clipped.
277 editor.replace_and_mark_text_in_range(Some(4..999), "è", None, cx);
278 assert_eq!(editor.text(cx), "ābcdè");
279 assert_eq!(
280 editor.marked_text_ranges(cx),
281 Some(vec![OffsetUtf16(4)..OffsetUtf16(5)])
282 );
283
284 // Finalize IME composition with an invalid replacement range, ensuring it gets clipped.
285 editor.replace_text_in_range(Some(4..999), "ę", cx);
286 assert_eq!(editor.text(cx), "ābcdę");
287 assert_eq!(editor.marked_text_ranges(cx), None);
288
289 // Start a new IME composition with multiple cursors.
290 editor.change_selections(None, cx, |s| {
291 s.select_ranges([
292 OffsetUtf16(1)..OffsetUtf16(1),
293 OffsetUtf16(3)..OffsetUtf16(3),
294 OffsetUtf16(5)..OffsetUtf16(5),
295 ])
296 });
297 editor.replace_and_mark_text_in_range(Some(4..5), "XYZ", None, cx);
298 assert_eq!(editor.text(cx), "XYZbXYZdXYZ");
299 assert_eq!(
300 editor.marked_text_ranges(cx),
301 Some(vec![
302 OffsetUtf16(0)..OffsetUtf16(3),
303 OffsetUtf16(4)..OffsetUtf16(7),
304 OffsetUtf16(8)..OffsetUtf16(11)
305 ])
306 );
307
308 // Ensure the newly-marked range gets treated as relative to the previously-marked ranges.
309 editor.replace_and_mark_text_in_range(Some(1..2), "1", None, cx);
310 assert_eq!(editor.text(cx), "X1ZbX1ZdX1Z");
311 assert_eq!(
312 editor.marked_text_ranges(cx),
313 Some(vec![
314 OffsetUtf16(1)..OffsetUtf16(2),
315 OffsetUtf16(5)..OffsetUtf16(6),
316 OffsetUtf16(9)..OffsetUtf16(10)
317 ])
318 );
319
320 // Finalize IME composition with multiple cursors.
321 editor.replace_text_in_range(Some(9..10), "2", cx);
322 assert_eq!(editor.text(cx), "X2ZbX2ZdX2Z");
323 assert_eq!(editor.marked_text_ranges(cx), None);
324
325 editor
326 });
327}
328
329#[gpui::test]
330fn test_selection_with_mouse(cx: &mut TestAppContext) {
331 init_test(cx, |_| {});
332
333 let editor = cx.add_window(|cx| {
334 let buffer = MultiBuffer::build_simple("aaaaaa\nbbbbbb\ncccccc\nddddddd\n", cx);
335 build_editor(buffer, cx)
336 });
337
338 _ = editor.update(cx, |view, cx| {
339 view.begin_selection(DisplayPoint::new(2, 2), false, 1, cx);
340 });
341 assert_eq!(
342 editor
343 .update(cx, |view, cx| view.selections.display_ranges(cx))
344 .unwrap(),
345 [DisplayPoint::new(2, 2)..DisplayPoint::new(2, 2)]
346 );
347
348 _ = editor.update(cx, |view, cx| {
349 view.update_selection(
350 DisplayPoint::new(3, 3),
351 0,
352 gpui::Point::<f32>::default(),
353 cx,
354 );
355 });
356
357 assert_eq!(
358 editor
359 .update(cx, |view, cx| view.selections.display_ranges(cx))
360 .unwrap(),
361 [DisplayPoint::new(2, 2)..DisplayPoint::new(3, 3)]
362 );
363
364 _ = editor.update(cx, |view, cx| {
365 view.update_selection(
366 DisplayPoint::new(1, 1),
367 0,
368 gpui::Point::<f32>::default(),
369 cx,
370 );
371 });
372
373 assert_eq!(
374 editor
375 .update(cx, |view, cx| view.selections.display_ranges(cx))
376 .unwrap(),
377 [DisplayPoint::new(2, 2)..DisplayPoint::new(1, 1)]
378 );
379
380 _ = editor.update(cx, |view, cx| {
381 view.end_selection(cx);
382 view.update_selection(
383 DisplayPoint::new(3, 3),
384 0,
385 gpui::Point::<f32>::default(),
386 cx,
387 );
388 });
389
390 assert_eq!(
391 editor
392 .update(cx, |view, cx| view.selections.display_ranges(cx))
393 .unwrap(),
394 [DisplayPoint::new(2, 2)..DisplayPoint::new(1, 1)]
395 );
396
397 _ = editor.update(cx, |view, cx| {
398 view.begin_selection(DisplayPoint::new(3, 3), true, 1, cx);
399 view.update_selection(
400 DisplayPoint::new(0, 0),
401 0,
402 gpui::Point::<f32>::default(),
403 cx,
404 );
405 });
406
407 assert_eq!(
408 editor
409 .update(cx, |view, cx| view.selections.display_ranges(cx))
410 .unwrap(),
411 [
412 DisplayPoint::new(2, 2)..DisplayPoint::new(1, 1),
413 DisplayPoint::new(3, 3)..DisplayPoint::new(0, 0)
414 ]
415 );
416
417 _ = editor.update(cx, |view, cx| {
418 view.end_selection(cx);
419 });
420
421 assert_eq!(
422 editor
423 .update(cx, |view, cx| view.selections.display_ranges(cx))
424 .unwrap(),
425 [DisplayPoint::new(3, 3)..DisplayPoint::new(0, 0)]
426 );
427}
428
429#[gpui::test]
430fn test_canceling_pending_selection(cx: &mut TestAppContext) {
431 init_test(cx, |_| {});
432
433 let view = cx.add_window(|cx| {
434 let buffer = MultiBuffer::build_simple("aaaaaa\nbbbbbb\ncccccc\ndddddd\n", cx);
435 build_editor(buffer, cx)
436 });
437
438 _ = view.update(cx, |view, cx| {
439 view.begin_selection(DisplayPoint::new(2, 2), false, 1, cx);
440 assert_eq!(
441 view.selections.display_ranges(cx),
442 [DisplayPoint::new(2, 2)..DisplayPoint::new(2, 2)]
443 );
444 });
445
446 _ = view.update(cx, |view, cx| {
447 view.update_selection(
448 DisplayPoint::new(3, 3),
449 0,
450 gpui::Point::<f32>::default(),
451 cx,
452 );
453 assert_eq!(
454 view.selections.display_ranges(cx),
455 [DisplayPoint::new(2, 2)..DisplayPoint::new(3, 3)]
456 );
457 });
458
459 _ = view.update(cx, |view, cx| {
460 view.cancel(&Cancel, cx);
461 view.update_selection(
462 DisplayPoint::new(1, 1),
463 0,
464 gpui::Point::<f32>::default(),
465 cx,
466 );
467 assert_eq!(
468 view.selections.display_ranges(cx),
469 [DisplayPoint::new(2, 2)..DisplayPoint::new(3, 3)]
470 );
471 });
472}
473
474#[gpui::test]
475fn test_clone(cx: &mut TestAppContext) {
476 init_test(cx, |_| {});
477
478 let (text, selection_ranges) = marked_text_ranges(
479 indoc! {"
480 one
481 two
482 threeˇ
483 four
484 fiveˇ
485 "},
486 true,
487 );
488
489 let editor = cx.add_window(|cx| {
490 let buffer = MultiBuffer::build_simple(&text, cx);
491 build_editor(buffer, cx)
492 });
493
494 _ = editor.update(cx, |editor, cx| {
495 editor.change_selections(None, cx, |s| s.select_ranges(selection_ranges.clone()));
496 editor.fold_ranges(
497 [
498 Point::new(1, 0)..Point::new(2, 0),
499 Point::new(3, 0)..Point::new(4, 0),
500 ],
501 true,
502 cx,
503 );
504 });
505
506 let cloned_editor = editor
507 .update(cx, |editor, cx| {
508 cx.open_window(Default::default(), |cx| cx.new_view(|cx| editor.clone(cx)))
509 })
510 .unwrap();
511
512 let snapshot = editor.update(cx, |e, cx| e.snapshot(cx)).unwrap();
513 let cloned_snapshot = cloned_editor.update(cx, |e, cx| e.snapshot(cx)).unwrap();
514
515 assert_eq!(
516 cloned_editor
517 .update(cx, |e, cx| e.display_text(cx))
518 .unwrap(),
519 editor.update(cx, |e, cx| e.display_text(cx)).unwrap()
520 );
521 assert_eq!(
522 cloned_snapshot
523 .folds_in_range(0..text.len())
524 .collect::<Vec<_>>(),
525 snapshot.folds_in_range(0..text.len()).collect::<Vec<_>>(),
526 );
527 assert_set_eq!(
528 cloned_editor
529 .update(cx, |editor, cx| editor.selections.ranges::<Point>(cx))
530 .unwrap(),
531 editor
532 .update(cx, |editor, cx| editor.selections.ranges(cx))
533 .unwrap()
534 );
535 assert_set_eq!(
536 cloned_editor
537 .update(cx, |e, cx| e.selections.display_ranges(cx))
538 .unwrap(),
539 editor
540 .update(cx, |e, cx| e.selections.display_ranges(cx))
541 .unwrap()
542 );
543}
544
545#[gpui::test]
546async fn test_navigation_history(cx: &mut TestAppContext) {
547 init_test(cx, |_| {});
548
549 use workspace::item::Item;
550
551 let fs = FakeFs::new(cx.executor());
552 let project = Project::test(fs, [], cx).await;
553 let workspace = cx.add_window(|cx| Workspace::test_new(project, cx));
554 let pane = workspace
555 .update(cx, |workspace, _| workspace.active_pane().clone())
556 .unwrap();
557
558 _ = workspace.update(cx, |_v, cx| {
559 cx.new_view(|cx| {
560 let buffer = MultiBuffer::build_simple(&sample_text(300, 5, 'a'), cx);
561 let mut editor = build_editor(buffer.clone(), cx);
562 let handle = cx.view();
563 editor.set_nav_history(Some(pane.read(cx).nav_history_for_item(&handle)));
564
565 fn pop_history(editor: &mut Editor, cx: &mut WindowContext) -> Option<NavigationEntry> {
566 editor.nav_history.as_mut().unwrap().pop_backward(cx)
567 }
568
569 // Move the cursor a small distance.
570 // Nothing is added to the navigation history.
571 editor.change_selections(None, cx, |s| {
572 s.select_display_ranges([DisplayPoint::new(1, 0)..DisplayPoint::new(1, 0)])
573 });
574 editor.change_selections(None, cx, |s| {
575 s.select_display_ranges([DisplayPoint::new(3, 0)..DisplayPoint::new(3, 0)])
576 });
577 assert!(pop_history(&mut editor, cx).is_none());
578
579 // Move the cursor a large distance.
580 // The history can jump back to the previous position.
581 editor.change_selections(None, cx, |s| {
582 s.select_display_ranges([DisplayPoint::new(13, 0)..DisplayPoint::new(13, 3)])
583 });
584 let nav_entry = pop_history(&mut editor, cx).unwrap();
585 editor.navigate(nav_entry.data.unwrap(), cx);
586 assert_eq!(nav_entry.item.id(), cx.entity_id());
587 assert_eq!(
588 editor.selections.display_ranges(cx),
589 &[DisplayPoint::new(3, 0)..DisplayPoint::new(3, 0)]
590 );
591 assert!(pop_history(&mut editor, cx).is_none());
592
593 // Move the cursor a small distance via the mouse.
594 // Nothing is added to the navigation history.
595 editor.begin_selection(DisplayPoint::new(5, 0), false, 1, cx);
596 editor.end_selection(cx);
597 assert_eq!(
598 editor.selections.display_ranges(cx),
599 &[DisplayPoint::new(5, 0)..DisplayPoint::new(5, 0)]
600 );
601 assert!(pop_history(&mut editor, cx).is_none());
602
603 // Move the cursor a large distance via the mouse.
604 // The history can jump back to the previous position.
605 editor.begin_selection(DisplayPoint::new(15, 0), false, 1, cx);
606 editor.end_selection(cx);
607 assert_eq!(
608 editor.selections.display_ranges(cx),
609 &[DisplayPoint::new(15, 0)..DisplayPoint::new(15, 0)]
610 );
611 let nav_entry = pop_history(&mut editor, cx).unwrap();
612 editor.navigate(nav_entry.data.unwrap(), cx);
613 assert_eq!(nav_entry.item.id(), cx.entity_id());
614 assert_eq!(
615 editor.selections.display_ranges(cx),
616 &[DisplayPoint::new(5, 0)..DisplayPoint::new(5, 0)]
617 );
618 assert!(pop_history(&mut editor, cx).is_none());
619
620 // Set scroll position to check later
621 editor.set_scroll_position(gpui::Point::<f32>::new(5.5, 5.5), cx);
622 let original_scroll_position = editor.scroll_manager.anchor();
623
624 // Jump to the end of the document and adjust scroll
625 editor.move_to_end(&MoveToEnd, cx);
626 editor.set_scroll_position(gpui::Point::<f32>::new(-2.5, -0.5), cx);
627 assert_ne!(editor.scroll_manager.anchor(), original_scroll_position);
628
629 let nav_entry = pop_history(&mut editor, cx).unwrap();
630 editor.navigate(nav_entry.data.unwrap(), cx);
631 assert_eq!(editor.scroll_manager.anchor(), original_scroll_position);
632
633 // Ensure we don't panic when navigation data contains invalid anchors *and* points.
634 let mut invalid_anchor = editor.scroll_manager.anchor().anchor;
635 invalid_anchor.text_anchor.buffer_id = BufferId::new(999).ok();
636 let invalid_point = Point::new(9999, 0);
637 editor.navigate(
638 Box::new(NavigationData {
639 cursor_anchor: invalid_anchor,
640 cursor_position: invalid_point,
641 scroll_anchor: ScrollAnchor {
642 anchor: invalid_anchor,
643 offset: Default::default(),
644 },
645 scroll_top_row: invalid_point.row,
646 }),
647 cx,
648 );
649 assert_eq!(
650 editor.selections.display_ranges(cx),
651 &[editor.max_point(cx)..editor.max_point(cx)]
652 );
653 assert_eq!(
654 editor.scroll_position(cx),
655 gpui::Point::new(0., editor.max_point(cx).row() as f32)
656 );
657
658 editor
659 })
660 });
661}
662
663#[gpui::test]
664fn test_cancel(cx: &mut TestAppContext) {
665 init_test(cx, |_| {});
666
667 let view = cx.add_window(|cx| {
668 let buffer = MultiBuffer::build_simple("aaaaaa\nbbbbbb\ncccccc\ndddddd\n", cx);
669 build_editor(buffer, cx)
670 });
671
672 _ = view.update(cx, |view, cx| {
673 view.begin_selection(DisplayPoint::new(3, 4), false, 1, cx);
674 view.update_selection(
675 DisplayPoint::new(1, 1),
676 0,
677 gpui::Point::<f32>::default(),
678 cx,
679 );
680 view.end_selection(cx);
681
682 view.begin_selection(DisplayPoint::new(0, 1), true, 1, cx);
683 view.update_selection(
684 DisplayPoint::new(0, 3),
685 0,
686 gpui::Point::<f32>::default(),
687 cx,
688 );
689 view.end_selection(cx);
690 assert_eq!(
691 view.selections.display_ranges(cx),
692 [
693 DisplayPoint::new(0, 1)..DisplayPoint::new(0, 3),
694 DisplayPoint::new(3, 4)..DisplayPoint::new(1, 1),
695 ]
696 );
697 });
698
699 _ = view.update(cx, |view, cx| {
700 view.cancel(&Cancel, cx);
701 assert_eq!(
702 view.selections.display_ranges(cx),
703 [DisplayPoint::new(3, 4)..DisplayPoint::new(1, 1)]
704 );
705 });
706
707 _ = view.update(cx, |view, cx| {
708 view.cancel(&Cancel, cx);
709 assert_eq!(
710 view.selections.display_ranges(cx),
711 [DisplayPoint::new(1, 1)..DisplayPoint::new(1, 1)]
712 );
713 });
714}
715
716#[gpui::test]
717fn test_fold_action(cx: &mut TestAppContext) {
718 init_test(cx, |_| {});
719
720 let view = cx.add_window(|cx| {
721 let buffer = MultiBuffer::build_simple(
722 &"
723 impl Foo {
724 // Hello!
725
726 fn a() {
727 1
728 }
729
730 fn b() {
731 2
732 }
733
734 fn c() {
735 3
736 }
737 }
738 "
739 .unindent(),
740 cx,
741 );
742 build_editor(buffer.clone(), cx)
743 });
744
745 _ = view.update(cx, |view, cx| {
746 view.change_selections(None, cx, |s| {
747 s.select_display_ranges([DisplayPoint::new(8, 0)..DisplayPoint::new(12, 0)]);
748 });
749 view.fold(&Fold, cx);
750 assert_eq!(
751 view.display_text(cx),
752 "
753 impl Foo {
754 // Hello!
755
756 fn a() {
757 1
758 }
759
760 fn b() {⋯
761 }
762
763 fn c() {⋯
764 }
765 }
766 "
767 .unindent(),
768 );
769
770 view.fold(&Fold, cx);
771 assert_eq!(
772 view.display_text(cx),
773 "
774 impl Foo {⋯
775 }
776 "
777 .unindent(),
778 );
779
780 view.unfold_lines(&UnfoldLines, cx);
781 assert_eq!(
782 view.display_text(cx),
783 "
784 impl Foo {
785 // Hello!
786
787 fn a() {
788 1
789 }
790
791 fn b() {⋯
792 }
793
794 fn c() {⋯
795 }
796 }
797 "
798 .unindent(),
799 );
800
801 view.unfold_lines(&UnfoldLines, cx);
802 assert_eq!(view.display_text(cx), view.buffer.read(cx).read(cx).text());
803 });
804}
805
806#[gpui::test]
807fn test_move_cursor(cx: &mut TestAppContext) {
808 init_test(cx, |_| {});
809
810 let buffer = cx.update(|cx| MultiBuffer::build_simple(&sample_text(6, 6, 'a'), cx));
811 let view = cx.add_window(|cx| build_editor(buffer.clone(), cx));
812
813 _ = buffer.update(cx, |buffer, cx| {
814 buffer.edit(
815 vec![
816 (Point::new(1, 0)..Point::new(1, 0), "\t"),
817 (Point::new(1, 1)..Point::new(1, 1), "\t"),
818 ],
819 None,
820 cx,
821 );
822 });
823 _ = view.update(cx, |view, cx| {
824 assert_eq!(
825 view.selections.display_ranges(cx),
826 &[DisplayPoint::new(0, 0)..DisplayPoint::new(0, 0)]
827 );
828
829 view.move_down(&MoveDown, cx);
830 assert_eq!(
831 view.selections.display_ranges(cx),
832 &[DisplayPoint::new(1, 0)..DisplayPoint::new(1, 0)]
833 );
834
835 view.move_right(&MoveRight, cx);
836 assert_eq!(
837 view.selections.display_ranges(cx),
838 &[DisplayPoint::new(1, 4)..DisplayPoint::new(1, 4)]
839 );
840
841 view.move_left(&MoveLeft, cx);
842 assert_eq!(
843 view.selections.display_ranges(cx),
844 &[DisplayPoint::new(1, 0)..DisplayPoint::new(1, 0)]
845 );
846
847 view.move_up(&MoveUp, cx);
848 assert_eq!(
849 view.selections.display_ranges(cx),
850 &[DisplayPoint::new(0, 0)..DisplayPoint::new(0, 0)]
851 );
852
853 view.move_to_end(&MoveToEnd, cx);
854 assert_eq!(
855 view.selections.display_ranges(cx),
856 &[DisplayPoint::new(5, 6)..DisplayPoint::new(5, 6)]
857 );
858
859 view.move_to_beginning(&MoveToBeginning, cx);
860 assert_eq!(
861 view.selections.display_ranges(cx),
862 &[DisplayPoint::new(0, 0)..DisplayPoint::new(0, 0)]
863 );
864
865 view.change_selections(None, cx, |s| {
866 s.select_display_ranges([DisplayPoint::new(0, 1)..DisplayPoint::new(0, 2)]);
867 });
868 view.select_to_beginning(&SelectToBeginning, cx);
869 assert_eq!(
870 view.selections.display_ranges(cx),
871 &[DisplayPoint::new(0, 1)..DisplayPoint::new(0, 0)]
872 );
873
874 view.select_to_end(&SelectToEnd, cx);
875 assert_eq!(
876 view.selections.display_ranges(cx),
877 &[DisplayPoint::new(0, 1)..DisplayPoint::new(5, 6)]
878 );
879 });
880}
881
882#[gpui::test]
883fn test_move_cursor_multibyte(cx: &mut TestAppContext) {
884 init_test(cx, |_| {});
885
886 let view = cx.add_window(|cx| {
887 let buffer = MultiBuffer::build_simple("ⓐⓑⓒⓓⓔ\nabcde\nαβγδε", cx);
888 build_editor(buffer.clone(), cx)
889 });
890
891 assert_eq!('ⓐ'.len_utf8(), 3);
892 assert_eq!('α'.len_utf8(), 2);
893
894 _ = view.update(cx, |view, cx| {
895 view.fold_ranges(
896 vec![
897 Point::new(0, 6)..Point::new(0, 12),
898 Point::new(1, 2)..Point::new(1, 4),
899 Point::new(2, 4)..Point::new(2, 8),
900 ],
901 true,
902 cx,
903 );
904 assert_eq!(view.display_text(cx), "ⓐⓑ⋯ⓔ\nab⋯e\nαβ⋯ε");
905
906 view.move_right(&MoveRight, cx);
907 assert_eq!(
908 view.selections.display_ranges(cx),
909 &[empty_range(0, "ⓐ".len())]
910 );
911 view.move_right(&MoveRight, cx);
912 assert_eq!(
913 view.selections.display_ranges(cx),
914 &[empty_range(0, "ⓐⓑ".len())]
915 );
916 view.move_right(&MoveRight, cx);
917 assert_eq!(
918 view.selections.display_ranges(cx),
919 &[empty_range(0, "ⓐⓑ⋯".len())]
920 );
921
922 view.move_down(&MoveDown, cx);
923 assert_eq!(
924 view.selections.display_ranges(cx),
925 &[empty_range(1, "ab⋯e".len())]
926 );
927 view.move_left(&MoveLeft, cx);
928 assert_eq!(
929 view.selections.display_ranges(cx),
930 &[empty_range(1, "ab⋯".len())]
931 );
932 view.move_left(&MoveLeft, cx);
933 assert_eq!(
934 view.selections.display_ranges(cx),
935 &[empty_range(1, "ab".len())]
936 );
937 view.move_left(&MoveLeft, cx);
938 assert_eq!(
939 view.selections.display_ranges(cx),
940 &[empty_range(1, "a".len())]
941 );
942
943 view.move_down(&MoveDown, cx);
944 assert_eq!(
945 view.selections.display_ranges(cx),
946 &[empty_range(2, "α".len())]
947 );
948 view.move_right(&MoveRight, cx);
949 assert_eq!(
950 view.selections.display_ranges(cx),
951 &[empty_range(2, "αβ".len())]
952 );
953 view.move_right(&MoveRight, cx);
954 assert_eq!(
955 view.selections.display_ranges(cx),
956 &[empty_range(2, "αβ⋯".len())]
957 );
958 view.move_right(&MoveRight, cx);
959 assert_eq!(
960 view.selections.display_ranges(cx),
961 &[empty_range(2, "αβ⋯ε".len())]
962 );
963
964 view.move_up(&MoveUp, cx);
965 assert_eq!(
966 view.selections.display_ranges(cx),
967 &[empty_range(1, "ab⋯e".len())]
968 );
969 view.move_down(&MoveDown, cx);
970 assert_eq!(
971 view.selections.display_ranges(cx),
972 &[empty_range(2, "αβ⋯ε".len())]
973 );
974 view.move_up(&MoveUp, cx);
975 assert_eq!(
976 view.selections.display_ranges(cx),
977 &[empty_range(1, "ab⋯e".len())]
978 );
979
980 view.move_up(&MoveUp, cx);
981 assert_eq!(
982 view.selections.display_ranges(cx),
983 &[empty_range(0, "ⓐⓑ".len())]
984 );
985 view.move_left(&MoveLeft, cx);
986 assert_eq!(
987 view.selections.display_ranges(cx),
988 &[empty_range(0, "ⓐ".len())]
989 );
990 view.move_left(&MoveLeft, cx);
991 assert_eq!(
992 view.selections.display_ranges(cx),
993 &[empty_range(0, "".len())]
994 );
995 });
996}
997
998#[gpui::test]
999fn test_move_cursor_different_line_lengths(cx: &mut TestAppContext) {
1000 init_test(cx, |_| {});
1001
1002 let view = cx.add_window(|cx| {
1003 let buffer = MultiBuffer::build_simple("ⓐⓑⓒⓓⓔ\nabcd\nαβγ\nabcd\nⓐⓑⓒⓓⓔ\n", cx);
1004 build_editor(buffer.clone(), cx)
1005 });
1006 _ = view.update(cx, |view, cx| {
1007 view.change_selections(None, cx, |s| {
1008 s.select_display_ranges([empty_range(0, "ⓐⓑⓒⓓⓔ".len())]);
1009 });
1010 view.move_down(&MoveDown, cx);
1011 assert_eq!(
1012 view.selections.display_ranges(cx),
1013 &[empty_range(1, "abcd".len())]
1014 );
1015
1016 view.move_down(&MoveDown, cx);
1017 assert_eq!(
1018 view.selections.display_ranges(cx),
1019 &[empty_range(2, "αβγ".len())]
1020 );
1021
1022 view.move_down(&MoveDown, cx);
1023 assert_eq!(
1024 view.selections.display_ranges(cx),
1025 &[empty_range(3, "abcd".len())]
1026 );
1027
1028 view.move_down(&MoveDown, cx);
1029 assert_eq!(
1030 view.selections.display_ranges(cx),
1031 &[empty_range(4, "ⓐⓑⓒⓓⓔ".len())]
1032 );
1033
1034 view.move_up(&MoveUp, cx);
1035 assert_eq!(
1036 view.selections.display_ranges(cx),
1037 &[empty_range(3, "abcd".len())]
1038 );
1039
1040 view.move_up(&MoveUp, cx);
1041 assert_eq!(
1042 view.selections.display_ranges(cx),
1043 &[empty_range(2, "αβγ".len())]
1044 );
1045 });
1046}
1047
1048#[gpui::test]
1049fn test_beginning_end_of_line(cx: &mut TestAppContext) {
1050 init_test(cx, |_| {});
1051
1052 let view = cx.add_window(|cx| {
1053 let buffer = MultiBuffer::build_simple("abc\n def", cx);
1054 build_editor(buffer, cx)
1055 });
1056 _ = view.update(cx, |view, cx| {
1057 view.change_selections(None, cx, |s| {
1058 s.select_display_ranges([
1059 DisplayPoint::new(0, 1)..DisplayPoint::new(0, 1),
1060 DisplayPoint::new(1, 4)..DisplayPoint::new(1, 4),
1061 ]);
1062 });
1063 });
1064
1065 _ = view.update(cx, |view, cx| {
1066 view.move_to_beginning_of_line(&MoveToBeginningOfLine, cx);
1067 assert_eq!(
1068 view.selections.display_ranges(cx),
1069 &[
1070 DisplayPoint::new(0, 0)..DisplayPoint::new(0, 0),
1071 DisplayPoint::new(1, 2)..DisplayPoint::new(1, 2),
1072 ]
1073 );
1074 });
1075
1076 _ = view.update(cx, |view, cx| {
1077 view.move_to_beginning_of_line(&MoveToBeginningOfLine, cx);
1078 assert_eq!(
1079 view.selections.display_ranges(cx),
1080 &[
1081 DisplayPoint::new(0, 0)..DisplayPoint::new(0, 0),
1082 DisplayPoint::new(1, 0)..DisplayPoint::new(1, 0),
1083 ]
1084 );
1085 });
1086
1087 _ = view.update(cx, |view, cx| {
1088 view.move_to_beginning_of_line(&MoveToBeginningOfLine, cx);
1089 assert_eq!(
1090 view.selections.display_ranges(cx),
1091 &[
1092 DisplayPoint::new(0, 0)..DisplayPoint::new(0, 0),
1093 DisplayPoint::new(1, 2)..DisplayPoint::new(1, 2),
1094 ]
1095 );
1096 });
1097
1098 _ = view.update(cx, |view, cx| {
1099 view.move_to_end_of_line(&MoveToEndOfLine, cx);
1100 assert_eq!(
1101 view.selections.display_ranges(cx),
1102 &[
1103 DisplayPoint::new(0, 3)..DisplayPoint::new(0, 3),
1104 DisplayPoint::new(1, 5)..DisplayPoint::new(1, 5),
1105 ]
1106 );
1107 });
1108
1109 // Moving to the end of line again is a no-op.
1110 _ = view.update(cx, |view, cx| {
1111 view.move_to_end_of_line(&MoveToEndOfLine, cx);
1112 assert_eq!(
1113 view.selections.display_ranges(cx),
1114 &[
1115 DisplayPoint::new(0, 3)..DisplayPoint::new(0, 3),
1116 DisplayPoint::new(1, 5)..DisplayPoint::new(1, 5),
1117 ]
1118 );
1119 });
1120
1121 _ = view.update(cx, |view, cx| {
1122 view.move_left(&MoveLeft, cx);
1123 view.select_to_beginning_of_line(
1124 &SelectToBeginningOfLine {
1125 stop_at_soft_wraps: true,
1126 },
1127 cx,
1128 );
1129 assert_eq!(
1130 view.selections.display_ranges(cx),
1131 &[
1132 DisplayPoint::new(0, 2)..DisplayPoint::new(0, 0),
1133 DisplayPoint::new(1, 4)..DisplayPoint::new(1, 2),
1134 ]
1135 );
1136 });
1137
1138 _ = view.update(cx, |view, cx| {
1139 view.select_to_beginning_of_line(
1140 &SelectToBeginningOfLine {
1141 stop_at_soft_wraps: true,
1142 },
1143 cx,
1144 );
1145 assert_eq!(
1146 view.selections.display_ranges(cx),
1147 &[
1148 DisplayPoint::new(0, 2)..DisplayPoint::new(0, 0),
1149 DisplayPoint::new(1, 4)..DisplayPoint::new(1, 0),
1150 ]
1151 );
1152 });
1153
1154 _ = view.update(cx, |view, cx| {
1155 view.select_to_beginning_of_line(
1156 &SelectToBeginningOfLine {
1157 stop_at_soft_wraps: true,
1158 },
1159 cx,
1160 );
1161 assert_eq!(
1162 view.selections.display_ranges(cx),
1163 &[
1164 DisplayPoint::new(0, 2)..DisplayPoint::new(0, 0),
1165 DisplayPoint::new(1, 4)..DisplayPoint::new(1, 2),
1166 ]
1167 );
1168 });
1169
1170 _ = view.update(cx, |view, cx| {
1171 view.select_to_end_of_line(
1172 &SelectToEndOfLine {
1173 stop_at_soft_wraps: true,
1174 },
1175 cx,
1176 );
1177 assert_eq!(
1178 view.selections.display_ranges(cx),
1179 &[
1180 DisplayPoint::new(0, 2)..DisplayPoint::new(0, 3),
1181 DisplayPoint::new(1, 4)..DisplayPoint::new(1, 5),
1182 ]
1183 );
1184 });
1185
1186 _ = view.update(cx, |view, cx| {
1187 view.delete_to_end_of_line(&DeleteToEndOfLine, cx);
1188 assert_eq!(view.display_text(cx), "ab\n de");
1189 assert_eq!(
1190 view.selections.display_ranges(cx),
1191 &[
1192 DisplayPoint::new(0, 2)..DisplayPoint::new(0, 2),
1193 DisplayPoint::new(1, 4)..DisplayPoint::new(1, 4),
1194 ]
1195 );
1196 });
1197
1198 _ = view.update(cx, |view, cx| {
1199 view.delete_to_beginning_of_line(&DeleteToBeginningOfLine, cx);
1200 assert_eq!(view.display_text(cx), "\n");
1201 assert_eq!(
1202 view.selections.display_ranges(cx),
1203 &[
1204 DisplayPoint::new(0, 0)..DisplayPoint::new(0, 0),
1205 DisplayPoint::new(1, 0)..DisplayPoint::new(1, 0),
1206 ]
1207 );
1208 });
1209}
1210
1211#[gpui::test]
1212fn test_prev_next_word_boundary(cx: &mut TestAppContext) {
1213 init_test(cx, |_| {});
1214
1215 let view = cx.add_window(|cx| {
1216 let buffer = MultiBuffer::build_simple("use std::str::{foo, bar}\n\n {baz.qux()}", cx);
1217 build_editor(buffer, cx)
1218 });
1219 _ = view.update(cx, |view, cx| {
1220 view.change_selections(None, cx, |s| {
1221 s.select_display_ranges([
1222 DisplayPoint::new(0, 11)..DisplayPoint::new(0, 11),
1223 DisplayPoint::new(2, 4)..DisplayPoint::new(2, 4),
1224 ])
1225 });
1226
1227 view.move_to_previous_word_start(&MoveToPreviousWordStart, cx);
1228 assert_selection_ranges("use std::ˇstr::{foo, bar}\n\n {ˇbaz.qux()}", view, cx);
1229
1230 view.move_to_previous_word_start(&MoveToPreviousWordStart, cx);
1231 assert_selection_ranges("use stdˇ::str::{foo, bar}\n\n ˇ{baz.qux()}", view, cx);
1232
1233 view.move_to_previous_word_start(&MoveToPreviousWordStart, cx);
1234 assert_selection_ranges("use ˇstd::str::{foo, bar}\n\nˇ {baz.qux()}", view, cx);
1235
1236 view.move_to_previous_word_start(&MoveToPreviousWordStart, cx);
1237 assert_selection_ranges("ˇuse std::str::{foo, bar}\nˇ\n {baz.qux()}", view, cx);
1238
1239 view.move_to_previous_word_start(&MoveToPreviousWordStart, cx);
1240 assert_selection_ranges("ˇuse std::str::{foo, barˇ}\n\n {baz.qux()}", view, cx);
1241
1242 view.move_to_next_word_end(&MoveToNextWordEnd, cx);
1243 assert_selection_ranges("useˇ std::str::{foo, bar}ˇ\n\n {baz.qux()}", view, cx);
1244
1245 view.move_to_next_word_end(&MoveToNextWordEnd, cx);
1246 assert_selection_ranges("use stdˇ::str::{foo, bar}\nˇ\n {baz.qux()}", view, cx);
1247
1248 view.move_to_next_word_end(&MoveToNextWordEnd, cx);
1249 assert_selection_ranges("use std::ˇstr::{foo, bar}\n\n {ˇbaz.qux()}", view, cx);
1250
1251 view.move_right(&MoveRight, cx);
1252 view.select_to_previous_word_start(&SelectToPreviousWordStart, cx);
1253 assert_selection_ranges("use std::«ˇs»tr::{foo, bar}\n\n {«ˇb»az.qux()}", view, cx);
1254
1255 view.select_to_previous_word_start(&SelectToPreviousWordStart, cx);
1256 assert_selection_ranges("use std«ˇ::s»tr::{foo, bar}\n\n «ˇ{b»az.qux()}", view, cx);
1257
1258 view.select_to_next_word_end(&SelectToNextWordEnd, cx);
1259 assert_selection_ranges("use std::«ˇs»tr::{foo, bar}\n\n {«ˇb»az.qux()}", view, cx);
1260 });
1261}
1262
1263#[gpui::test]
1264fn test_prev_next_word_bounds_with_soft_wrap(cx: &mut TestAppContext) {
1265 init_test(cx, |_| {});
1266
1267 let view = cx.add_window(|cx| {
1268 let buffer = MultiBuffer::build_simple("use one::{\n two::three::four::five\n};", cx);
1269 build_editor(buffer, cx)
1270 });
1271
1272 _ = view.update(cx, |view, cx| {
1273 view.set_wrap_width(Some(140.0.into()), cx);
1274 assert_eq!(
1275 view.display_text(cx),
1276 "use one::{\n two::three::\n four::five\n};"
1277 );
1278
1279 view.change_selections(None, cx, |s| {
1280 s.select_display_ranges([DisplayPoint::new(1, 7)..DisplayPoint::new(1, 7)]);
1281 });
1282
1283 view.move_to_next_word_end(&MoveToNextWordEnd, cx);
1284 assert_eq!(
1285 view.selections.display_ranges(cx),
1286 &[DisplayPoint::new(1, 9)..DisplayPoint::new(1, 9)]
1287 );
1288
1289 view.move_to_next_word_end(&MoveToNextWordEnd, cx);
1290 assert_eq!(
1291 view.selections.display_ranges(cx),
1292 &[DisplayPoint::new(1, 14)..DisplayPoint::new(1, 14)]
1293 );
1294
1295 view.move_to_next_word_end(&MoveToNextWordEnd, cx);
1296 assert_eq!(
1297 view.selections.display_ranges(cx),
1298 &[DisplayPoint::new(2, 4)..DisplayPoint::new(2, 4)]
1299 );
1300
1301 view.move_to_next_word_end(&MoveToNextWordEnd, cx);
1302 assert_eq!(
1303 view.selections.display_ranges(cx),
1304 &[DisplayPoint::new(2, 8)..DisplayPoint::new(2, 8)]
1305 );
1306
1307 view.move_to_previous_word_start(&MoveToPreviousWordStart, cx);
1308 assert_eq!(
1309 view.selections.display_ranges(cx),
1310 &[DisplayPoint::new(2, 4)..DisplayPoint::new(2, 4)]
1311 );
1312
1313 view.move_to_previous_word_start(&MoveToPreviousWordStart, cx);
1314 assert_eq!(
1315 view.selections.display_ranges(cx),
1316 &[DisplayPoint::new(1, 14)..DisplayPoint::new(1, 14)]
1317 );
1318 });
1319}
1320
1321#[gpui::test]
1322async fn test_move_start_of_paragraph_end_of_paragraph(cx: &mut gpui::TestAppContext) {
1323 init_test(cx, |_| {});
1324 let mut cx = EditorTestContext::new(cx).await;
1325
1326 let line_height = cx.editor(|editor, cx| {
1327 editor
1328 .style()
1329 .unwrap()
1330 .text
1331 .line_height_in_pixels(cx.rem_size())
1332 });
1333 cx.simulate_window_resize(cx.window, size(px(100.), 4. * line_height));
1334
1335 cx.set_state(
1336 &r#"ˇone
1337 two
1338
1339 three
1340 fourˇ
1341 five
1342
1343 six"#
1344 .unindent(),
1345 );
1346
1347 cx.update_editor(|editor, cx| editor.move_to_end_of_paragraph(&MoveToEndOfParagraph, cx));
1348 cx.assert_editor_state(
1349 &r#"one
1350 two
1351 ˇ
1352 three
1353 four
1354 five
1355 ˇ
1356 six"#
1357 .unindent(),
1358 );
1359
1360 cx.update_editor(|editor, cx| editor.move_to_end_of_paragraph(&MoveToEndOfParagraph, cx));
1361 cx.assert_editor_state(
1362 &r#"one
1363 two
1364
1365 three
1366 four
1367 five
1368 ˇ
1369 sixˇ"#
1370 .unindent(),
1371 );
1372
1373 cx.update_editor(|editor, cx| editor.move_to_end_of_paragraph(&MoveToEndOfParagraph, cx));
1374 cx.assert_editor_state(
1375 &r#"one
1376 two
1377
1378 three
1379 four
1380 five
1381
1382 sixˇ"#
1383 .unindent(),
1384 );
1385
1386 cx.update_editor(|editor, cx| editor.move_to_start_of_paragraph(&MoveToStartOfParagraph, cx));
1387 cx.assert_editor_state(
1388 &r#"one
1389 two
1390
1391 three
1392 four
1393 five
1394 ˇ
1395 six"#
1396 .unindent(),
1397 );
1398
1399 cx.update_editor(|editor, cx| editor.move_to_start_of_paragraph(&MoveToStartOfParagraph, cx));
1400 cx.assert_editor_state(
1401 &r#"one
1402 two
1403 ˇ
1404 three
1405 four
1406 five
1407
1408 six"#
1409 .unindent(),
1410 );
1411
1412 cx.update_editor(|editor, cx| editor.move_to_start_of_paragraph(&MoveToStartOfParagraph, cx));
1413 cx.assert_editor_state(
1414 &r#"ˇone
1415 two
1416
1417 three
1418 four
1419 five
1420
1421 six"#
1422 .unindent(),
1423 );
1424}
1425
1426#[gpui::test]
1427async fn test_scroll_page_up_page_down(cx: &mut gpui::TestAppContext) {
1428 init_test(cx, |_| {});
1429 let mut cx = EditorTestContext::new(cx).await;
1430 let line_height = cx.editor(|editor, cx| {
1431 editor
1432 .style()
1433 .unwrap()
1434 .text
1435 .line_height_in_pixels(cx.rem_size())
1436 });
1437 let window = cx.window;
1438 cx.simulate_window_resize(window, size(px(1000.), 4. * line_height + px(0.5)));
1439
1440 cx.set_state(
1441 &r#"ˇone
1442 two
1443 three
1444 four
1445 five
1446 six
1447 seven
1448 eight
1449 nine
1450 ten
1451 "#,
1452 );
1453
1454 cx.update_editor(|editor, cx| {
1455 assert_eq!(
1456 editor.snapshot(cx).scroll_position(),
1457 gpui::Point::new(0., 0.)
1458 );
1459 editor.scroll_screen(&ScrollAmount::Page(1.), cx);
1460 assert_eq!(
1461 editor.snapshot(cx).scroll_position(),
1462 gpui::Point::new(0., 3.)
1463 );
1464 editor.scroll_screen(&ScrollAmount::Page(1.), cx);
1465 assert_eq!(
1466 editor.snapshot(cx).scroll_position(),
1467 gpui::Point::new(0., 6.)
1468 );
1469 editor.scroll_screen(&ScrollAmount::Page(-1.), cx);
1470 assert_eq!(
1471 editor.snapshot(cx).scroll_position(),
1472 gpui::Point::new(0., 3.)
1473 );
1474
1475 editor.scroll_screen(&ScrollAmount::Page(-0.5), cx);
1476 assert_eq!(
1477 editor.snapshot(cx).scroll_position(),
1478 gpui::Point::new(0., 1.)
1479 );
1480 editor.scroll_screen(&ScrollAmount::Page(0.5), cx);
1481 assert_eq!(
1482 editor.snapshot(cx).scroll_position(),
1483 gpui::Point::new(0., 3.)
1484 );
1485 });
1486}
1487
1488#[gpui::test]
1489async fn test_autoscroll(cx: &mut gpui::TestAppContext) {
1490 init_test(cx, |_| {});
1491 let mut cx = EditorTestContext::new(cx).await;
1492
1493 let line_height = cx.update_editor(|editor, cx| {
1494 editor.set_vertical_scroll_margin(2, cx);
1495 editor
1496 .style()
1497 .unwrap()
1498 .text
1499 .line_height_in_pixels(cx.rem_size())
1500 });
1501 let window = cx.window;
1502 cx.simulate_window_resize(window, size(px(1000.), 6. * line_height));
1503
1504 cx.set_state(
1505 &r#"ˇone
1506 two
1507 three
1508 four
1509 five
1510 six
1511 seven
1512 eight
1513 nine
1514 ten
1515 "#,
1516 );
1517 cx.update_editor(|editor, cx| {
1518 assert_eq!(
1519 editor.snapshot(cx).scroll_position(),
1520 gpui::Point::new(0., 0.0)
1521 );
1522 });
1523
1524 // Add a cursor below the visible area. Since both cursors cannot fit
1525 // on screen, the editor autoscrolls to reveal the newest cursor, and
1526 // allows the vertical scroll margin below that cursor.
1527 cx.update_editor(|editor, cx| {
1528 editor.change_selections(Some(Autoscroll::fit()), cx, |selections| {
1529 selections.select_ranges([
1530 Point::new(0, 0)..Point::new(0, 0),
1531 Point::new(6, 0)..Point::new(6, 0),
1532 ]);
1533 })
1534 });
1535 cx.update_editor(|editor, cx| {
1536 assert_eq!(
1537 editor.snapshot(cx).scroll_position(),
1538 gpui::Point::new(0., 3.0)
1539 );
1540 });
1541
1542 // Move down. The editor cursor scrolls down to track the newest cursor.
1543 cx.update_editor(|editor, cx| {
1544 editor.move_down(&Default::default(), cx);
1545 });
1546 cx.update_editor(|editor, cx| {
1547 assert_eq!(
1548 editor.snapshot(cx).scroll_position(),
1549 gpui::Point::new(0., 4.0)
1550 );
1551 });
1552
1553 // Add a cursor above the visible area. Since both cursors fit on screen,
1554 // the editor scrolls to show both.
1555 cx.update_editor(|editor, cx| {
1556 editor.change_selections(Some(Autoscroll::fit()), cx, |selections| {
1557 selections.select_ranges([
1558 Point::new(1, 0)..Point::new(1, 0),
1559 Point::new(6, 0)..Point::new(6, 0),
1560 ]);
1561 })
1562 });
1563 cx.update_editor(|editor, cx| {
1564 assert_eq!(
1565 editor.snapshot(cx).scroll_position(),
1566 gpui::Point::new(0., 1.0)
1567 );
1568 });
1569}
1570
1571#[gpui::test]
1572async fn test_move_page_up_page_down(cx: &mut gpui::TestAppContext) {
1573 init_test(cx, |_| {});
1574 let mut cx = EditorTestContext::new(cx).await;
1575
1576 let line_height = cx.editor(|editor, cx| {
1577 editor
1578 .style()
1579 .unwrap()
1580 .text
1581 .line_height_in_pixels(cx.rem_size())
1582 });
1583 let window = cx.window;
1584 cx.simulate_window_resize(window, size(px(100.), 4. * line_height));
1585 cx.set_state(
1586 &r#"
1587 ˇone
1588 two
1589 threeˇ
1590 four
1591 five
1592 six
1593 seven
1594 eight
1595 nine
1596 ten
1597 "#
1598 .unindent(),
1599 );
1600
1601 cx.update_editor(|editor, cx| editor.move_page_down(&MovePageDown::default(), cx));
1602 cx.assert_editor_state(
1603 &r#"
1604 one
1605 two
1606 three
1607 ˇfour
1608 five
1609 sixˇ
1610 seven
1611 eight
1612 nine
1613 ten
1614 "#
1615 .unindent(),
1616 );
1617
1618 cx.update_editor(|editor, cx| editor.move_page_down(&MovePageDown::default(), cx));
1619 cx.assert_editor_state(
1620 &r#"
1621 one
1622 two
1623 three
1624 four
1625 five
1626 six
1627 ˇseven
1628 eight
1629 nineˇ
1630 ten
1631 "#
1632 .unindent(),
1633 );
1634
1635 cx.update_editor(|editor, cx| editor.move_page_up(&MovePageUp::default(), cx));
1636 cx.assert_editor_state(
1637 &r#"
1638 one
1639 two
1640 three
1641 ˇfour
1642 five
1643 sixˇ
1644 seven
1645 eight
1646 nine
1647 ten
1648 "#
1649 .unindent(),
1650 );
1651
1652 cx.update_editor(|editor, cx| editor.move_page_up(&MovePageUp::default(), cx));
1653 cx.assert_editor_state(
1654 &r#"
1655 ˇone
1656 two
1657 threeˇ
1658 four
1659 five
1660 six
1661 seven
1662 eight
1663 nine
1664 ten
1665 "#
1666 .unindent(),
1667 );
1668
1669 // Test select collapsing
1670 cx.update_editor(|editor, cx| {
1671 editor.move_page_down(&MovePageDown::default(), cx);
1672 editor.move_page_down(&MovePageDown::default(), cx);
1673 editor.move_page_down(&MovePageDown::default(), cx);
1674 });
1675 cx.assert_editor_state(
1676 &r#"
1677 one
1678 two
1679 three
1680 four
1681 five
1682 six
1683 seven
1684 eight
1685 nine
1686 ˇten
1687 ˇ"#
1688 .unindent(),
1689 );
1690}
1691
1692#[gpui::test]
1693async fn test_delete_to_beginning_of_line(cx: &mut gpui::TestAppContext) {
1694 init_test(cx, |_| {});
1695 let mut cx = EditorTestContext::new(cx).await;
1696 cx.set_state("one «two threeˇ» four");
1697 cx.update_editor(|editor, cx| {
1698 editor.delete_to_beginning_of_line(&DeleteToBeginningOfLine, cx);
1699 assert_eq!(editor.text(cx), " four");
1700 });
1701}
1702
1703#[gpui::test]
1704fn test_delete_to_word_boundary(cx: &mut TestAppContext) {
1705 init_test(cx, |_| {});
1706
1707 let view = cx.add_window(|cx| {
1708 let buffer = MultiBuffer::build_simple("one two three four", cx);
1709 build_editor(buffer.clone(), cx)
1710 });
1711
1712 _ = view.update(cx, |view, cx| {
1713 view.change_selections(None, cx, |s| {
1714 s.select_display_ranges([
1715 // an empty selection - the preceding word fragment is deleted
1716 DisplayPoint::new(0, 2)..DisplayPoint::new(0, 2),
1717 // characters selected - they are deleted
1718 DisplayPoint::new(0, 9)..DisplayPoint::new(0, 12),
1719 ])
1720 });
1721 view.delete_to_previous_word_start(&DeleteToPreviousWordStart, cx);
1722 assert_eq!(view.buffer.read(cx).read(cx).text(), "e two te four");
1723 });
1724
1725 _ = view.update(cx, |view, cx| {
1726 view.change_selections(None, cx, |s| {
1727 s.select_display_ranges([
1728 // an empty selection - the following word fragment is deleted
1729 DisplayPoint::new(0, 3)..DisplayPoint::new(0, 3),
1730 // characters selected - they are deleted
1731 DisplayPoint::new(0, 9)..DisplayPoint::new(0, 10),
1732 ])
1733 });
1734 view.delete_to_next_word_end(&DeleteToNextWordEnd, cx);
1735 assert_eq!(view.buffer.read(cx).read(cx).text(), "e t te our");
1736 });
1737}
1738
1739#[gpui::test]
1740fn test_newline(cx: &mut TestAppContext) {
1741 init_test(cx, |_| {});
1742
1743 let view = cx.add_window(|cx| {
1744 let buffer = MultiBuffer::build_simple("aaaa\n bbbb\n", cx);
1745 build_editor(buffer.clone(), cx)
1746 });
1747
1748 _ = view.update(cx, |view, cx| {
1749 view.change_selections(None, cx, |s| {
1750 s.select_display_ranges([
1751 DisplayPoint::new(0, 2)..DisplayPoint::new(0, 2),
1752 DisplayPoint::new(1, 2)..DisplayPoint::new(1, 2),
1753 DisplayPoint::new(1, 6)..DisplayPoint::new(1, 6),
1754 ])
1755 });
1756
1757 view.newline(&Newline, cx);
1758 assert_eq!(view.text(cx), "aa\naa\n \n bb\n bb\n");
1759 });
1760}
1761
1762#[gpui::test]
1763fn test_newline_with_old_selections(cx: &mut TestAppContext) {
1764 init_test(cx, |_| {});
1765
1766 let editor = cx.add_window(|cx| {
1767 let buffer = MultiBuffer::build_simple(
1768 "
1769 a
1770 b(
1771 X
1772 )
1773 c(
1774 X
1775 )
1776 "
1777 .unindent()
1778 .as_str(),
1779 cx,
1780 );
1781 let mut editor = build_editor(buffer.clone(), cx);
1782 editor.change_selections(None, cx, |s| {
1783 s.select_ranges([
1784 Point::new(2, 4)..Point::new(2, 5),
1785 Point::new(5, 4)..Point::new(5, 5),
1786 ])
1787 });
1788 editor
1789 });
1790
1791 _ = editor.update(cx, |editor, cx| {
1792 // Edit the buffer directly, deleting ranges surrounding the editor's selections
1793 editor.buffer.update(cx, |buffer, cx| {
1794 buffer.edit(
1795 [
1796 (Point::new(1, 2)..Point::new(3, 0), ""),
1797 (Point::new(4, 2)..Point::new(6, 0), ""),
1798 ],
1799 None,
1800 cx,
1801 );
1802 assert_eq!(
1803 buffer.read(cx).text(),
1804 "
1805 a
1806 b()
1807 c()
1808 "
1809 .unindent()
1810 );
1811 });
1812 assert_eq!(
1813 editor.selections.ranges(cx),
1814 &[
1815 Point::new(1, 2)..Point::new(1, 2),
1816 Point::new(2, 2)..Point::new(2, 2),
1817 ],
1818 );
1819
1820 editor.newline(&Newline, cx);
1821 assert_eq!(
1822 editor.text(cx),
1823 "
1824 a
1825 b(
1826 )
1827 c(
1828 )
1829 "
1830 .unindent()
1831 );
1832
1833 // The selections are moved after the inserted newlines
1834 assert_eq!(
1835 editor.selections.ranges(cx),
1836 &[
1837 Point::new(2, 0)..Point::new(2, 0),
1838 Point::new(4, 0)..Point::new(4, 0),
1839 ],
1840 );
1841 });
1842}
1843
1844#[gpui::test]
1845async fn test_newline_above(cx: &mut gpui::TestAppContext) {
1846 init_test(cx, |settings| {
1847 settings.defaults.tab_size = NonZeroU32::new(4)
1848 });
1849
1850 let language = Arc::new(
1851 Language::new(
1852 LanguageConfig::default(),
1853 Some(tree_sitter_rust::language()),
1854 )
1855 .with_indents_query(r#"(_ "(" ")" @end) @indent"#)
1856 .unwrap(),
1857 );
1858
1859 let mut cx = EditorTestContext::new(cx).await;
1860 cx.update_buffer(|buffer, cx| buffer.set_language(Some(language), cx));
1861 cx.set_state(indoc! {"
1862 const a: ˇA = (
1863 (ˇ
1864 «const_functionˇ»(ˇ),
1865 so«mˇ»et«hˇ»ing_ˇelse,ˇ
1866 )ˇ
1867 ˇ);ˇ
1868 "});
1869
1870 cx.update_editor(|e, cx| e.newline_above(&NewlineAbove, cx));
1871 cx.assert_editor_state(indoc! {"
1872 ˇ
1873 const a: A = (
1874 ˇ
1875 (
1876 ˇ
1877 ˇ
1878 const_function(),
1879 ˇ
1880 ˇ
1881 ˇ
1882 ˇ
1883 something_else,
1884 ˇ
1885 )
1886 ˇ
1887 ˇ
1888 );
1889 "});
1890}
1891
1892#[gpui::test]
1893async fn test_newline_below(cx: &mut gpui::TestAppContext) {
1894 init_test(cx, |settings| {
1895 settings.defaults.tab_size = NonZeroU32::new(4)
1896 });
1897
1898 let language = Arc::new(
1899 Language::new(
1900 LanguageConfig::default(),
1901 Some(tree_sitter_rust::language()),
1902 )
1903 .with_indents_query(r#"(_ "(" ")" @end) @indent"#)
1904 .unwrap(),
1905 );
1906
1907 let mut cx = EditorTestContext::new(cx).await;
1908 cx.update_buffer(|buffer, cx| buffer.set_language(Some(language), cx));
1909 cx.set_state(indoc! {"
1910 const a: ˇA = (
1911 (ˇ
1912 «const_functionˇ»(ˇ),
1913 so«mˇ»et«hˇ»ing_ˇelse,ˇ
1914 )ˇ
1915 ˇ);ˇ
1916 "});
1917
1918 cx.update_editor(|e, cx| e.newline_below(&NewlineBelow, cx));
1919 cx.assert_editor_state(indoc! {"
1920 const a: A = (
1921 ˇ
1922 (
1923 ˇ
1924 const_function(),
1925 ˇ
1926 ˇ
1927 something_else,
1928 ˇ
1929 ˇ
1930 ˇ
1931 ˇ
1932 )
1933 ˇ
1934 );
1935 ˇ
1936 ˇ
1937 "});
1938}
1939
1940#[gpui::test]
1941async fn test_newline_comments(cx: &mut gpui::TestAppContext) {
1942 init_test(cx, |settings| {
1943 settings.defaults.tab_size = NonZeroU32::new(4)
1944 });
1945
1946 let language = Arc::new(Language::new(
1947 LanguageConfig {
1948 line_comments: vec!["//".into()],
1949 ..LanguageConfig::default()
1950 },
1951 None,
1952 ));
1953 {
1954 let mut cx = EditorTestContext::new(cx).await;
1955 cx.update_buffer(|buffer, cx| buffer.set_language(Some(language), cx));
1956 cx.set_state(indoc! {"
1957 // Fooˇ
1958 "});
1959
1960 cx.update_editor(|e, cx| e.newline(&Newline, cx));
1961 cx.assert_editor_state(indoc! {"
1962 // Foo
1963 //ˇ
1964 "});
1965 // Ensure that if cursor is before the comment start, we do not actually insert a comment prefix.
1966 cx.set_state(indoc! {"
1967 ˇ// Foo
1968 "});
1969 cx.update_editor(|e, cx| e.newline(&Newline, cx));
1970 cx.assert_editor_state(indoc! {"
1971
1972 ˇ// Foo
1973 "});
1974 }
1975 // Ensure that comment continuations can be disabled.
1976 update_test_language_settings(cx, |settings| {
1977 settings.defaults.extend_comment_on_newline = Some(false);
1978 });
1979 let mut cx = EditorTestContext::new(cx).await;
1980 cx.set_state(indoc! {"
1981 // Fooˇ
1982 "});
1983 cx.update_editor(|e, cx| e.newline(&Newline, cx));
1984 cx.assert_editor_state(indoc! {"
1985 // Foo
1986 ˇ
1987 "});
1988}
1989
1990#[gpui::test]
1991fn test_insert_with_old_selections(cx: &mut TestAppContext) {
1992 init_test(cx, |_| {});
1993
1994 let editor = cx.add_window(|cx| {
1995 let buffer = MultiBuffer::build_simple("a( X ), b( Y ), c( Z )", cx);
1996 let mut editor = build_editor(buffer.clone(), cx);
1997 editor.change_selections(None, cx, |s| s.select_ranges([3..4, 11..12, 19..20]));
1998 editor
1999 });
2000
2001 _ = editor.update(cx, |editor, cx| {
2002 // Edit the buffer directly, deleting ranges surrounding the editor's selections
2003 editor.buffer.update(cx, |buffer, cx| {
2004 buffer.edit([(2..5, ""), (10..13, ""), (18..21, "")], None, cx);
2005 assert_eq!(buffer.read(cx).text(), "a(), b(), c()".unindent());
2006 });
2007 assert_eq!(editor.selections.ranges(cx), &[2..2, 7..7, 12..12],);
2008
2009 editor.insert("Z", cx);
2010 assert_eq!(editor.text(cx), "a(Z), b(Z), c(Z)");
2011
2012 // The selections are moved after the inserted characters
2013 assert_eq!(editor.selections.ranges(cx), &[3..3, 9..9, 15..15],);
2014 });
2015}
2016
2017#[gpui::test]
2018async fn test_tab(cx: &mut gpui::TestAppContext) {
2019 init_test(cx, |settings| {
2020 settings.defaults.tab_size = NonZeroU32::new(3)
2021 });
2022
2023 let mut cx = EditorTestContext::new(cx).await;
2024 cx.set_state(indoc! {"
2025 ˇabˇc
2026 ˇ🏀ˇ🏀ˇefg
2027 dˇ
2028 "});
2029 cx.update_editor(|e, cx| e.tab(&Tab, cx));
2030 cx.assert_editor_state(indoc! {"
2031 ˇab ˇc
2032 ˇ🏀 ˇ🏀 ˇefg
2033 d ˇ
2034 "});
2035
2036 cx.set_state(indoc! {"
2037 a
2038 «🏀ˇ»🏀«🏀ˇ»🏀«🏀ˇ»
2039 "});
2040 cx.update_editor(|e, cx| e.tab(&Tab, cx));
2041 cx.assert_editor_state(indoc! {"
2042 a
2043 «🏀ˇ»🏀«🏀ˇ»🏀«🏀ˇ»
2044 "});
2045}
2046
2047#[gpui::test]
2048async fn test_tab_in_leading_whitespace_auto_indents_lines(cx: &mut gpui::TestAppContext) {
2049 init_test(cx, |_| {});
2050
2051 let mut cx = EditorTestContext::new(cx).await;
2052 let language = Arc::new(
2053 Language::new(
2054 LanguageConfig::default(),
2055 Some(tree_sitter_rust::language()),
2056 )
2057 .with_indents_query(r#"(_ "(" ")" @end) @indent"#)
2058 .unwrap(),
2059 );
2060 cx.update_buffer(|buffer, cx| buffer.set_language(Some(language), cx));
2061
2062 // cursors that are already at the suggested indent level insert
2063 // a soft tab. cursors that are to the left of the suggested indent
2064 // auto-indent their line.
2065 cx.set_state(indoc! {"
2066 ˇ
2067 const a: B = (
2068 c(
2069 d(
2070 ˇ
2071 )
2072 ˇ
2073 ˇ )
2074 );
2075 "});
2076 cx.update_editor(|e, cx| e.tab(&Tab, cx));
2077 cx.assert_editor_state(indoc! {"
2078 ˇ
2079 const a: B = (
2080 c(
2081 d(
2082 ˇ
2083 )
2084 ˇ
2085 ˇ)
2086 );
2087 "});
2088
2089 // handle auto-indent when there are multiple cursors on the same line
2090 cx.set_state(indoc! {"
2091 const a: B = (
2092 c(
2093 ˇ ˇ
2094 ˇ )
2095 );
2096 "});
2097 cx.update_editor(|e, cx| e.tab(&Tab, cx));
2098 cx.assert_editor_state(indoc! {"
2099 const a: B = (
2100 c(
2101 ˇ
2102 ˇ)
2103 );
2104 "});
2105}
2106
2107#[gpui::test]
2108async fn test_tab_with_mixed_whitespace(cx: &mut gpui::TestAppContext) {
2109 init_test(cx, |settings| {
2110 settings.defaults.tab_size = NonZeroU32::new(4)
2111 });
2112
2113 let language = Arc::new(
2114 Language::new(
2115 LanguageConfig::default(),
2116 Some(tree_sitter_rust::language()),
2117 )
2118 .with_indents_query(r#"(_ "{" "}" @end) @indent"#)
2119 .unwrap(),
2120 );
2121
2122 let mut cx = EditorTestContext::new(cx).await;
2123 cx.update_buffer(|buffer, cx| buffer.set_language(Some(language), cx));
2124 cx.set_state(indoc! {"
2125 fn a() {
2126 if b {
2127 \t ˇc
2128 }
2129 }
2130 "});
2131
2132 cx.update_editor(|e, cx| e.tab(&Tab, cx));
2133 cx.assert_editor_state(indoc! {"
2134 fn a() {
2135 if b {
2136 ˇc
2137 }
2138 }
2139 "});
2140}
2141
2142#[gpui::test]
2143async fn test_indent_outdent(cx: &mut gpui::TestAppContext) {
2144 init_test(cx, |settings| {
2145 settings.defaults.tab_size = NonZeroU32::new(4);
2146 });
2147
2148 let mut cx = EditorTestContext::new(cx).await;
2149
2150 cx.set_state(indoc! {"
2151 «oneˇ» «twoˇ»
2152 three
2153 four
2154 "});
2155 cx.update_editor(|e, cx| e.tab(&Tab, cx));
2156 cx.assert_editor_state(indoc! {"
2157 «oneˇ» «twoˇ»
2158 three
2159 four
2160 "});
2161
2162 cx.update_editor(|e, cx| e.tab_prev(&TabPrev, cx));
2163 cx.assert_editor_state(indoc! {"
2164 «oneˇ» «twoˇ»
2165 three
2166 four
2167 "});
2168
2169 // select across line ending
2170 cx.set_state(indoc! {"
2171 one two
2172 t«hree
2173 ˇ» four
2174 "});
2175 cx.update_editor(|e, cx| e.tab(&Tab, cx));
2176 cx.assert_editor_state(indoc! {"
2177 one two
2178 t«hree
2179 ˇ» four
2180 "});
2181
2182 cx.update_editor(|e, cx| e.tab_prev(&TabPrev, cx));
2183 cx.assert_editor_state(indoc! {"
2184 one two
2185 t«hree
2186 ˇ» four
2187 "});
2188
2189 // Ensure that indenting/outdenting works when the cursor is at column 0.
2190 cx.set_state(indoc! {"
2191 one two
2192 ˇthree
2193 four
2194 "});
2195 cx.update_editor(|e, cx| e.tab(&Tab, cx));
2196 cx.assert_editor_state(indoc! {"
2197 one two
2198 ˇthree
2199 four
2200 "});
2201
2202 cx.set_state(indoc! {"
2203 one two
2204 ˇ three
2205 four
2206 "});
2207 cx.update_editor(|e, cx| e.tab_prev(&TabPrev, cx));
2208 cx.assert_editor_state(indoc! {"
2209 one two
2210 ˇthree
2211 four
2212 "});
2213}
2214
2215#[gpui::test]
2216async fn test_indent_outdent_with_hard_tabs(cx: &mut gpui::TestAppContext) {
2217 init_test(cx, |settings| {
2218 settings.defaults.hard_tabs = Some(true);
2219 });
2220
2221 let mut cx = EditorTestContext::new(cx).await;
2222
2223 // select two ranges on one line
2224 cx.set_state(indoc! {"
2225 «oneˇ» «twoˇ»
2226 three
2227 four
2228 "});
2229 cx.update_editor(|e, cx| e.tab(&Tab, cx));
2230 cx.assert_editor_state(indoc! {"
2231 \t«oneˇ» «twoˇ»
2232 three
2233 four
2234 "});
2235 cx.update_editor(|e, cx| e.tab(&Tab, cx));
2236 cx.assert_editor_state(indoc! {"
2237 \t\t«oneˇ» «twoˇ»
2238 three
2239 four
2240 "});
2241 cx.update_editor(|e, cx| e.tab_prev(&TabPrev, cx));
2242 cx.assert_editor_state(indoc! {"
2243 \t«oneˇ» «twoˇ»
2244 three
2245 four
2246 "});
2247 cx.update_editor(|e, cx| e.tab_prev(&TabPrev, cx));
2248 cx.assert_editor_state(indoc! {"
2249 «oneˇ» «twoˇ»
2250 three
2251 four
2252 "});
2253
2254 // select across a line ending
2255 cx.set_state(indoc! {"
2256 one two
2257 t«hree
2258 ˇ»four
2259 "});
2260 cx.update_editor(|e, cx| e.tab(&Tab, cx));
2261 cx.assert_editor_state(indoc! {"
2262 one two
2263 \tt«hree
2264 ˇ»four
2265 "});
2266 cx.update_editor(|e, cx| e.tab(&Tab, cx));
2267 cx.assert_editor_state(indoc! {"
2268 one two
2269 \t\tt«hree
2270 ˇ»four
2271 "});
2272 cx.update_editor(|e, cx| e.tab_prev(&TabPrev, cx));
2273 cx.assert_editor_state(indoc! {"
2274 one two
2275 \tt«hree
2276 ˇ»four
2277 "});
2278 cx.update_editor(|e, cx| e.tab_prev(&TabPrev, cx));
2279 cx.assert_editor_state(indoc! {"
2280 one two
2281 t«hree
2282 ˇ»four
2283 "});
2284
2285 // Ensure that indenting/outdenting works when the cursor is at column 0.
2286 cx.set_state(indoc! {"
2287 one two
2288 ˇthree
2289 four
2290 "});
2291 cx.update_editor(|e, cx| e.tab_prev(&TabPrev, cx));
2292 cx.assert_editor_state(indoc! {"
2293 one two
2294 ˇthree
2295 four
2296 "});
2297 cx.update_editor(|e, cx| e.tab(&Tab, cx));
2298 cx.assert_editor_state(indoc! {"
2299 one two
2300 \tˇthree
2301 four
2302 "});
2303 cx.update_editor(|e, cx| e.tab_prev(&TabPrev, cx));
2304 cx.assert_editor_state(indoc! {"
2305 one two
2306 ˇthree
2307 four
2308 "});
2309}
2310
2311#[gpui::test]
2312fn test_indent_outdent_with_excerpts(cx: &mut TestAppContext) {
2313 init_test(cx, |settings| {
2314 settings.languages.extend([
2315 (
2316 "TOML".into(),
2317 LanguageSettingsContent {
2318 tab_size: NonZeroU32::new(2),
2319 ..Default::default()
2320 },
2321 ),
2322 (
2323 "Rust".into(),
2324 LanguageSettingsContent {
2325 tab_size: NonZeroU32::new(4),
2326 ..Default::default()
2327 },
2328 ),
2329 ]);
2330 });
2331
2332 let toml_language = Arc::new(Language::new(
2333 LanguageConfig {
2334 name: "TOML".into(),
2335 ..Default::default()
2336 },
2337 None,
2338 ));
2339 let rust_language = Arc::new(Language::new(
2340 LanguageConfig {
2341 name: "Rust".into(),
2342 ..Default::default()
2343 },
2344 None,
2345 ));
2346
2347 let toml_buffer = cx.new_model(|cx| {
2348 Buffer::new(
2349 0,
2350 BufferId::new(cx.entity_id().as_u64()).unwrap(),
2351 "a = 1\nb = 2\n",
2352 )
2353 .with_language(toml_language, cx)
2354 });
2355 let rust_buffer = cx.new_model(|cx| {
2356 Buffer::new(
2357 0,
2358 BufferId::new(cx.entity_id().as_u64()).unwrap(),
2359 "const c: usize = 3;\n",
2360 )
2361 .with_language(rust_language, cx)
2362 });
2363 let multibuffer = cx.new_model(|cx| {
2364 let mut multibuffer = MultiBuffer::new(0, ReadWrite);
2365 multibuffer.push_excerpts(
2366 toml_buffer.clone(),
2367 [ExcerptRange {
2368 context: Point::new(0, 0)..Point::new(2, 0),
2369 primary: None,
2370 }],
2371 cx,
2372 );
2373 multibuffer.push_excerpts(
2374 rust_buffer.clone(),
2375 [ExcerptRange {
2376 context: Point::new(0, 0)..Point::new(1, 0),
2377 primary: None,
2378 }],
2379 cx,
2380 );
2381 multibuffer
2382 });
2383
2384 cx.add_window(|cx| {
2385 let mut editor = build_editor(multibuffer, cx);
2386
2387 assert_eq!(
2388 editor.text(cx),
2389 indoc! {"
2390 a = 1
2391 b = 2
2392
2393 const c: usize = 3;
2394 "}
2395 );
2396
2397 select_ranges(
2398 &mut editor,
2399 indoc! {"
2400 «aˇ» = 1
2401 b = 2
2402
2403 «const c:ˇ» usize = 3;
2404 "},
2405 cx,
2406 );
2407
2408 editor.tab(&Tab, cx);
2409 assert_text_with_selections(
2410 &mut editor,
2411 indoc! {"
2412 «aˇ» = 1
2413 b = 2
2414
2415 «const c:ˇ» usize = 3;
2416 "},
2417 cx,
2418 );
2419 editor.tab_prev(&TabPrev, cx);
2420 assert_text_with_selections(
2421 &mut editor,
2422 indoc! {"
2423 «aˇ» = 1
2424 b = 2
2425
2426 «const c:ˇ» usize = 3;
2427 "},
2428 cx,
2429 );
2430
2431 editor
2432 });
2433}
2434
2435#[gpui::test]
2436async fn test_backspace(cx: &mut gpui::TestAppContext) {
2437 init_test(cx, |_| {});
2438
2439 let mut cx = EditorTestContext::new(cx).await;
2440
2441 // Basic backspace
2442 cx.set_state(indoc! {"
2443 onˇe two three
2444 fou«rˇ» five six
2445 seven «ˇeight nine
2446 »ten
2447 "});
2448 cx.update_editor(|e, cx| e.backspace(&Backspace, cx));
2449 cx.assert_editor_state(indoc! {"
2450 oˇe two three
2451 fouˇ five six
2452 seven ˇten
2453 "});
2454
2455 // Test backspace inside and around indents
2456 cx.set_state(indoc! {"
2457 zero
2458 ˇone
2459 ˇtwo
2460 ˇ ˇ ˇ three
2461 ˇ ˇ four
2462 "});
2463 cx.update_editor(|e, cx| e.backspace(&Backspace, cx));
2464 cx.assert_editor_state(indoc! {"
2465 zero
2466 ˇone
2467 ˇtwo
2468 ˇ threeˇ four
2469 "});
2470
2471 // Test backspace with line_mode set to true
2472 cx.update_editor(|e, _| e.selections.line_mode = true);
2473 cx.set_state(indoc! {"
2474 The ˇquick ˇbrown
2475 fox jumps over
2476 the lazy dog
2477 ˇThe qu«ick bˇ»rown"});
2478 cx.update_editor(|e, cx| e.backspace(&Backspace, cx));
2479 cx.assert_editor_state(indoc! {"
2480 ˇfox jumps over
2481 the lazy dogˇ"});
2482}
2483
2484#[gpui::test]
2485async fn test_delete(cx: &mut gpui::TestAppContext) {
2486 init_test(cx, |_| {});
2487
2488 let mut cx = EditorTestContext::new(cx).await;
2489 cx.set_state(indoc! {"
2490 onˇe two three
2491 fou«rˇ» five six
2492 seven «ˇeight nine
2493 »ten
2494 "});
2495 cx.update_editor(|e, cx| e.delete(&Delete, cx));
2496 cx.assert_editor_state(indoc! {"
2497 onˇ two three
2498 fouˇ five six
2499 seven ˇten
2500 "});
2501
2502 // Test backspace with line_mode set to true
2503 cx.update_editor(|e, _| e.selections.line_mode = true);
2504 cx.set_state(indoc! {"
2505 The ˇquick ˇbrown
2506 fox «ˇjum»ps over
2507 the lazy dog
2508 ˇThe qu«ick bˇ»rown"});
2509 cx.update_editor(|e, cx| e.backspace(&Backspace, cx));
2510 cx.assert_editor_state("ˇthe lazy dogˇ");
2511}
2512
2513#[gpui::test]
2514fn test_delete_line(cx: &mut TestAppContext) {
2515 init_test(cx, |_| {});
2516
2517 let view = cx.add_window(|cx| {
2518 let buffer = MultiBuffer::build_simple("abc\ndef\nghi\n", cx);
2519 build_editor(buffer, cx)
2520 });
2521 _ = view.update(cx, |view, cx| {
2522 view.change_selections(None, cx, |s| {
2523 s.select_display_ranges([
2524 DisplayPoint::new(0, 1)..DisplayPoint::new(0, 1),
2525 DisplayPoint::new(1, 0)..DisplayPoint::new(1, 1),
2526 DisplayPoint::new(3, 0)..DisplayPoint::new(3, 0),
2527 ])
2528 });
2529 view.delete_line(&DeleteLine, cx);
2530 assert_eq!(view.display_text(cx), "ghi");
2531 assert_eq!(
2532 view.selections.display_ranges(cx),
2533 vec![
2534 DisplayPoint::new(0, 0)..DisplayPoint::new(0, 0),
2535 DisplayPoint::new(0, 1)..DisplayPoint::new(0, 1)
2536 ]
2537 );
2538 });
2539
2540 let view = cx.add_window(|cx| {
2541 let buffer = MultiBuffer::build_simple("abc\ndef\nghi\n", cx);
2542 build_editor(buffer, cx)
2543 });
2544 _ = view.update(cx, |view, cx| {
2545 view.change_selections(None, cx, |s| {
2546 s.select_display_ranges([DisplayPoint::new(2, 0)..DisplayPoint::new(0, 1)])
2547 });
2548 view.delete_line(&DeleteLine, cx);
2549 assert_eq!(view.display_text(cx), "ghi\n");
2550 assert_eq!(
2551 view.selections.display_ranges(cx),
2552 vec![DisplayPoint::new(0, 1)..DisplayPoint::new(0, 1)]
2553 );
2554 });
2555}
2556
2557#[gpui::test]
2558fn test_join_lines_with_single_selection(cx: &mut TestAppContext) {
2559 init_test(cx, |_| {});
2560
2561 cx.add_window(|cx| {
2562 let buffer = MultiBuffer::build_simple("aaa\nbbb\nccc\nddd\n\n", cx);
2563 let mut editor = build_editor(buffer.clone(), cx);
2564 let buffer = buffer.read(cx).as_singleton().unwrap();
2565
2566 assert_eq!(
2567 editor.selections.ranges::<Point>(cx),
2568 &[Point::new(0, 0)..Point::new(0, 0)]
2569 );
2570
2571 // When on single line, replace newline at end by space
2572 editor.join_lines(&JoinLines, cx);
2573 assert_eq!(buffer.read(cx).text(), "aaa bbb\nccc\nddd\n\n");
2574 assert_eq!(
2575 editor.selections.ranges::<Point>(cx),
2576 &[Point::new(0, 3)..Point::new(0, 3)]
2577 );
2578
2579 // When multiple lines are selected, remove newlines that are spanned by the selection
2580 editor.change_selections(None, cx, |s| {
2581 s.select_ranges([Point::new(0, 5)..Point::new(2, 2)])
2582 });
2583 editor.join_lines(&JoinLines, cx);
2584 assert_eq!(buffer.read(cx).text(), "aaa bbb ccc ddd\n\n");
2585 assert_eq!(
2586 editor.selections.ranges::<Point>(cx),
2587 &[Point::new(0, 11)..Point::new(0, 11)]
2588 );
2589
2590 // Undo should be transactional
2591 editor.undo(&Undo, cx);
2592 assert_eq!(buffer.read(cx).text(), "aaa bbb\nccc\nddd\n\n");
2593 assert_eq!(
2594 editor.selections.ranges::<Point>(cx),
2595 &[Point::new(0, 5)..Point::new(2, 2)]
2596 );
2597
2598 // When joining an empty line don't insert a space
2599 editor.change_selections(None, cx, |s| {
2600 s.select_ranges([Point::new(2, 1)..Point::new(2, 2)])
2601 });
2602 editor.join_lines(&JoinLines, cx);
2603 assert_eq!(buffer.read(cx).text(), "aaa bbb\nccc\nddd\n");
2604 assert_eq!(
2605 editor.selections.ranges::<Point>(cx),
2606 [Point::new(2, 3)..Point::new(2, 3)]
2607 );
2608
2609 // We can remove trailing newlines
2610 editor.join_lines(&JoinLines, cx);
2611 assert_eq!(buffer.read(cx).text(), "aaa bbb\nccc\nddd");
2612 assert_eq!(
2613 editor.selections.ranges::<Point>(cx),
2614 [Point::new(2, 3)..Point::new(2, 3)]
2615 );
2616
2617 // We don't blow up on the last line
2618 editor.join_lines(&JoinLines, cx);
2619 assert_eq!(buffer.read(cx).text(), "aaa bbb\nccc\nddd");
2620 assert_eq!(
2621 editor.selections.ranges::<Point>(cx),
2622 [Point::new(2, 3)..Point::new(2, 3)]
2623 );
2624
2625 // reset to test indentation
2626 editor.buffer.update(cx, |buffer, cx| {
2627 buffer.edit(
2628 [
2629 (Point::new(1, 0)..Point::new(1, 2), " "),
2630 (Point::new(2, 0)..Point::new(2, 3), " \n\td"),
2631 ],
2632 None,
2633 cx,
2634 )
2635 });
2636
2637 // We remove any leading spaces
2638 assert_eq!(buffer.read(cx).text(), "aaa bbb\n c\n \n\td");
2639 editor.change_selections(None, cx, |s| {
2640 s.select_ranges([Point::new(0, 1)..Point::new(0, 1)])
2641 });
2642 editor.join_lines(&JoinLines, cx);
2643 assert_eq!(buffer.read(cx).text(), "aaa bbb c\n \n\td");
2644
2645 // We don't insert a space for a line containing only spaces
2646 editor.join_lines(&JoinLines, cx);
2647 assert_eq!(buffer.read(cx).text(), "aaa bbb c\n\td");
2648
2649 // We ignore any leading tabs
2650 editor.join_lines(&JoinLines, cx);
2651 assert_eq!(buffer.read(cx).text(), "aaa bbb c d");
2652
2653 editor
2654 });
2655}
2656
2657#[gpui::test]
2658fn test_join_lines_with_multi_selection(cx: &mut TestAppContext) {
2659 init_test(cx, |_| {});
2660
2661 cx.add_window(|cx| {
2662 let buffer = MultiBuffer::build_simple("aaa\nbbb\nccc\nddd\n\n", cx);
2663 let mut editor = build_editor(buffer.clone(), cx);
2664 let buffer = buffer.read(cx).as_singleton().unwrap();
2665
2666 editor.change_selections(None, cx, |s| {
2667 s.select_ranges([
2668 Point::new(0, 2)..Point::new(1, 1),
2669 Point::new(1, 2)..Point::new(1, 2),
2670 Point::new(3, 1)..Point::new(3, 2),
2671 ])
2672 });
2673
2674 editor.join_lines(&JoinLines, cx);
2675 assert_eq!(buffer.read(cx).text(), "aaa bbb ccc\nddd\n");
2676
2677 assert_eq!(
2678 editor.selections.ranges::<Point>(cx),
2679 [
2680 Point::new(0, 7)..Point::new(0, 7),
2681 Point::new(1, 3)..Point::new(1, 3)
2682 ]
2683 );
2684 editor
2685 });
2686}
2687
2688#[gpui::test]
2689async fn test_manipulate_lines_with_single_selection(cx: &mut TestAppContext) {
2690 init_test(cx, |_| {});
2691
2692 let mut cx = EditorTestContext::new(cx).await;
2693
2694 // Test sort_lines_case_insensitive()
2695 cx.set_state(indoc! {"
2696 «z
2697 y
2698 x
2699 Z
2700 Y
2701 Xˇ»
2702 "});
2703 cx.update_editor(|e, cx| e.sort_lines_case_insensitive(&SortLinesCaseInsensitive, cx));
2704 cx.assert_editor_state(indoc! {"
2705 «x
2706 X
2707 y
2708 Y
2709 z
2710 Zˇ»
2711 "});
2712
2713 // Test reverse_lines()
2714 cx.set_state(indoc! {"
2715 «5
2716 4
2717 3
2718 2
2719 1ˇ»
2720 "});
2721 cx.update_editor(|e, cx| e.reverse_lines(&ReverseLines, cx));
2722 cx.assert_editor_state(indoc! {"
2723 «1
2724 2
2725 3
2726 4
2727 5ˇ»
2728 "});
2729
2730 // Skip testing shuffle_line()
2731
2732 // From here on out, test more complex cases of manipulate_lines() with a single driver method: sort_lines_case_sensitive()
2733 // Since all methods calling manipulate_lines() are doing the exact same general thing (reordering lines)
2734
2735 // Don't manipulate when cursor is on single line, but expand the selection
2736 cx.set_state(indoc! {"
2737 ddˇdd
2738 ccc
2739 bb
2740 a
2741 "});
2742 cx.update_editor(|e, cx| e.sort_lines_case_sensitive(&SortLinesCaseSensitive, cx));
2743 cx.assert_editor_state(indoc! {"
2744 «ddddˇ»
2745 ccc
2746 bb
2747 a
2748 "});
2749
2750 // Basic manipulate case
2751 // Start selection moves to column 0
2752 // End of selection shrinks to fit shorter line
2753 cx.set_state(indoc! {"
2754 dd«d
2755 ccc
2756 bb
2757 aaaaaˇ»
2758 "});
2759 cx.update_editor(|e, cx| e.sort_lines_case_sensitive(&SortLinesCaseSensitive, cx));
2760 cx.assert_editor_state(indoc! {"
2761 «aaaaa
2762 bb
2763 ccc
2764 dddˇ»
2765 "});
2766
2767 // Manipulate case with newlines
2768 cx.set_state(indoc! {"
2769 dd«d
2770 ccc
2771
2772 bb
2773 aaaaa
2774
2775 ˇ»
2776 "});
2777 cx.update_editor(|e, cx| e.sort_lines_case_sensitive(&SortLinesCaseSensitive, cx));
2778 cx.assert_editor_state(indoc! {"
2779 «
2780
2781 aaaaa
2782 bb
2783 ccc
2784 dddˇ»
2785
2786 "});
2787
2788 // Adding new line
2789 cx.set_state(indoc! {"
2790 aa«a
2791 bbˇ»b
2792 "});
2793 cx.update_editor(|e, cx| e.manipulate_lines(cx, |lines| lines.push("added_line")));
2794 cx.assert_editor_state(indoc! {"
2795 «aaa
2796 bbb
2797 added_lineˇ»
2798 "});
2799
2800 // Removing line
2801 cx.set_state(indoc! {"
2802 aa«a
2803 bbbˇ»
2804 "});
2805 cx.update_editor(|e, cx| {
2806 e.manipulate_lines(cx, |lines| {
2807 lines.pop();
2808 })
2809 });
2810 cx.assert_editor_state(indoc! {"
2811 «aaaˇ»
2812 "});
2813
2814 // Removing all lines
2815 cx.set_state(indoc! {"
2816 aa«a
2817 bbbˇ»
2818 "});
2819 cx.update_editor(|e, cx| {
2820 e.manipulate_lines(cx, |lines| {
2821 lines.drain(..);
2822 })
2823 });
2824 cx.assert_editor_state(indoc! {"
2825 ˇ
2826 "});
2827}
2828
2829#[gpui::test]
2830async fn test_unique_lines_multi_selection(cx: &mut TestAppContext) {
2831 init_test(cx, |_| {});
2832
2833 let mut cx = EditorTestContext::new(cx).await;
2834
2835 // Consider continuous selection as single selection
2836 cx.set_state(indoc! {"
2837 Aaa«aa
2838 cˇ»c«c
2839 bb
2840 aaaˇ»aa
2841 "});
2842 cx.update_editor(|e, cx| e.unique_lines_case_sensitive(&UniqueLinesCaseSensitive, cx));
2843 cx.assert_editor_state(indoc! {"
2844 «Aaaaa
2845 ccc
2846 bb
2847 aaaaaˇ»
2848 "});
2849
2850 cx.set_state(indoc! {"
2851 Aaa«aa
2852 cˇ»c«c
2853 bb
2854 aaaˇ»aa
2855 "});
2856 cx.update_editor(|e, cx| e.unique_lines_case_insensitive(&UniqueLinesCaseInsensitive, cx));
2857 cx.assert_editor_state(indoc! {"
2858 «Aaaaa
2859 ccc
2860 bbˇ»
2861 "});
2862
2863 // Consider non continuous selection as distinct dedup operations
2864 cx.set_state(indoc! {"
2865 «aaaaa
2866 bb
2867 aaaaa
2868 aaaaaˇ»
2869
2870 aaa«aaˇ»
2871 "});
2872 cx.update_editor(|e, cx| e.unique_lines_case_sensitive(&UniqueLinesCaseSensitive, cx));
2873 cx.assert_editor_state(indoc! {"
2874 «aaaaa
2875 bbˇ»
2876
2877 «aaaaaˇ»
2878 "});
2879}
2880
2881#[gpui::test]
2882async fn test_unique_lines_single_selection(cx: &mut TestAppContext) {
2883 init_test(cx, |_| {});
2884
2885 let mut cx = EditorTestContext::new(cx).await;
2886
2887 cx.set_state(indoc! {"
2888 «Aaa
2889 aAa
2890 Aaaˇ»
2891 "});
2892 cx.update_editor(|e, cx| e.unique_lines_case_sensitive(&UniqueLinesCaseSensitive, cx));
2893 cx.assert_editor_state(indoc! {"
2894 «Aaa
2895 aAaˇ»
2896 "});
2897
2898 cx.set_state(indoc! {"
2899 «Aaa
2900 aAa
2901 aaAˇ»
2902 "});
2903 cx.update_editor(|e, cx| e.unique_lines_case_insensitive(&UniqueLinesCaseInsensitive, cx));
2904 cx.assert_editor_state(indoc! {"
2905 «Aaaˇ»
2906 "});
2907}
2908
2909#[gpui::test]
2910async fn test_manipulate_lines_with_multi_selection(cx: &mut TestAppContext) {
2911 init_test(cx, |_| {});
2912
2913 let mut cx = EditorTestContext::new(cx).await;
2914
2915 // Manipulate with multiple selections on a single line
2916 cx.set_state(indoc! {"
2917 dd«dd
2918 cˇ»c«c
2919 bb
2920 aaaˇ»aa
2921 "});
2922 cx.update_editor(|e, cx| e.sort_lines_case_sensitive(&SortLinesCaseSensitive, cx));
2923 cx.assert_editor_state(indoc! {"
2924 «aaaaa
2925 bb
2926 ccc
2927 ddddˇ»
2928 "});
2929
2930 // Manipulate with multiple disjoin selections
2931 cx.set_state(indoc! {"
2932 5«
2933 4
2934 3
2935 2
2936 1ˇ»
2937
2938 dd«dd
2939 ccc
2940 bb
2941 aaaˇ»aa
2942 "});
2943 cx.update_editor(|e, cx| e.sort_lines_case_sensitive(&SortLinesCaseSensitive, cx));
2944 cx.assert_editor_state(indoc! {"
2945 «1
2946 2
2947 3
2948 4
2949 5ˇ»
2950
2951 «aaaaa
2952 bb
2953 ccc
2954 ddddˇ»
2955 "});
2956
2957 // Adding lines on each selection
2958 cx.set_state(indoc! {"
2959 2«
2960 1ˇ»
2961
2962 bb«bb
2963 aaaˇ»aa
2964 "});
2965 cx.update_editor(|e, cx| e.manipulate_lines(cx, |lines| lines.push("added line")));
2966 cx.assert_editor_state(indoc! {"
2967 «2
2968 1
2969 added lineˇ»
2970
2971 «bbbb
2972 aaaaa
2973 added lineˇ»
2974 "});
2975
2976 // Removing lines on each selection
2977 cx.set_state(indoc! {"
2978 2«
2979 1ˇ»
2980
2981 bb«bb
2982 aaaˇ»aa
2983 "});
2984 cx.update_editor(|e, cx| {
2985 e.manipulate_lines(cx, |lines| {
2986 lines.pop();
2987 })
2988 });
2989 cx.assert_editor_state(indoc! {"
2990 «2ˇ»
2991
2992 «bbbbˇ»
2993 "});
2994}
2995
2996#[gpui::test]
2997async fn test_manipulate_text(cx: &mut TestAppContext) {
2998 init_test(cx, |_| {});
2999
3000 let mut cx = EditorTestContext::new(cx).await;
3001
3002 // Test convert_to_upper_case()
3003 cx.set_state(indoc! {"
3004 «hello worldˇ»
3005 "});
3006 cx.update_editor(|e, cx| e.convert_to_upper_case(&ConvertToUpperCase, cx));
3007 cx.assert_editor_state(indoc! {"
3008 «HELLO WORLDˇ»
3009 "});
3010
3011 // Test convert_to_lower_case()
3012 cx.set_state(indoc! {"
3013 «HELLO WORLDˇ»
3014 "});
3015 cx.update_editor(|e, cx| e.convert_to_lower_case(&ConvertToLowerCase, cx));
3016 cx.assert_editor_state(indoc! {"
3017 «hello worldˇ»
3018 "});
3019
3020 // Test multiple line, single selection case
3021 // Test code hack that covers the fact that to_case crate doesn't support '\n' as a word boundary
3022 cx.set_state(indoc! {"
3023 «The quick brown
3024 fox jumps over
3025 the lazy dogˇ»
3026 "});
3027 cx.update_editor(|e, cx| e.convert_to_title_case(&ConvertToTitleCase, cx));
3028 cx.assert_editor_state(indoc! {"
3029 «The Quick Brown
3030 Fox Jumps Over
3031 The Lazy Dogˇ»
3032 "});
3033
3034 // Test multiple line, single selection case
3035 // Test code hack that covers the fact that to_case crate doesn't support '\n' as a word boundary
3036 cx.set_state(indoc! {"
3037 «The quick brown
3038 fox jumps over
3039 the lazy dogˇ»
3040 "});
3041 cx.update_editor(|e, cx| e.convert_to_upper_camel_case(&ConvertToUpperCamelCase, cx));
3042 cx.assert_editor_state(indoc! {"
3043 «TheQuickBrown
3044 FoxJumpsOver
3045 TheLazyDogˇ»
3046 "});
3047
3048 // From here on out, test more complex cases of manipulate_text()
3049
3050 // Test no selection case - should affect words cursors are in
3051 // Cursor at beginning, middle, and end of word
3052 cx.set_state(indoc! {"
3053 ˇhello big beauˇtiful worldˇ
3054 "});
3055 cx.update_editor(|e, cx| e.convert_to_upper_case(&ConvertToUpperCase, cx));
3056 cx.assert_editor_state(indoc! {"
3057 «HELLOˇ» big «BEAUTIFULˇ» «WORLDˇ»
3058 "});
3059
3060 // Test multiple selections on a single line and across multiple lines
3061 cx.set_state(indoc! {"
3062 «Theˇ» quick «brown
3063 foxˇ» jumps «overˇ»
3064 the «lazyˇ» dog
3065 "});
3066 cx.update_editor(|e, cx| e.convert_to_upper_case(&ConvertToUpperCase, cx));
3067 cx.assert_editor_state(indoc! {"
3068 «THEˇ» quick «BROWN
3069 FOXˇ» jumps «OVERˇ»
3070 the «LAZYˇ» dog
3071 "});
3072
3073 // Test case where text length grows
3074 cx.set_state(indoc! {"
3075 «tschüߡ»
3076 "});
3077 cx.update_editor(|e, cx| e.convert_to_upper_case(&ConvertToUpperCase, cx));
3078 cx.assert_editor_state(indoc! {"
3079 «TSCHÜSSˇ»
3080 "});
3081
3082 // Test to make sure we don't crash when text shrinks
3083 cx.set_state(indoc! {"
3084 aaa_bbbˇ
3085 "});
3086 cx.update_editor(|e, cx| e.convert_to_lower_camel_case(&ConvertToLowerCamelCase, cx));
3087 cx.assert_editor_state(indoc! {"
3088 «aaaBbbˇ»
3089 "});
3090
3091 // Test to make sure we all aware of the fact that each word can grow and shrink
3092 // Final selections should be aware of this fact
3093 cx.set_state(indoc! {"
3094 aaa_bˇbb bbˇb_ccc ˇccc_ddd
3095 "});
3096 cx.update_editor(|e, cx| e.convert_to_lower_camel_case(&ConvertToLowerCamelCase, cx));
3097 cx.assert_editor_state(indoc! {"
3098 «aaaBbbˇ» «bbbCccˇ» «cccDddˇ»
3099 "});
3100}
3101
3102#[gpui::test]
3103fn test_duplicate_line(cx: &mut TestAppContext) {
3104 init_test(cx, |_| {});
3105
3106 let view = cx.add_window(|cx| {
3107 let buffer = MultiBuffer::build_simple("abc\ndef\nghi\n", cx);
3108 build_editor(buffer, cx)
3109 });
3110 _ = view.update(cx, |view, cx| {
3111 view.change_selections(None, cx, |s| {
3112 s.select_display_ranges([
3113 DisplayPoint::new(0, 0)..DisplayPoint::new(0, 1),
3114 DisplayPoint::new(0, 2)..DisplayPoint::new(0, 2),
3115 DisplayPoint::new(1, 0)..DisplayPoint::new(1, 0),
3116 DisplayPoint::new(3, 0)..DisplayPoint::new(3, 0),
3117 ])
3118 });
3119 view.duplicate_line(&DuplicateLine::default(), cx);
3120 assert_eq!(view.display_text(cx), "abc\nabc\ndef\ndef\nghi\n\n");
3121 assert_eq!(
3122 view.selections.display_ranges(cx),
3123 vec![
3124 DisplayPoint::new(1, 0)..DisplayPoint::new(1, 1),
3125 DisplayPoint::new(1, 2)..DisplayPoint::new(1, 2),
3126 DisplayPoint::new(3, 0)..DisplayPoint::new(3, 0),
3127 DisplayPoint::new(6, 0)..DisplayPoint::new(6, 0),
3128 ]
3129 );
3130 });
3131
3132 let view = cx.add_window(|cx| {
3133 let buffer = MultiBuffer::build_simple("abc\ndef\nghi\n", cx);
3134 build_editor(buffer, cx)
3135 });
3136 _ = view.update(cx, |view, cx| {
3137 view.change_selections(None, cx, |s| {
3138 s.select_display_ranges([
3139 DisplayPoint::new(0, 1)..DisplayPoint::new(1, 1),
3140 DisplayPoint::new(1, 2)..DisplayPoint::new(2, 1),
3141 ])
3142 });
3143 view.duplicate_line(&DuplicateLine::default(), cx);
3144 assert_eq!(view.display_text(cx), "abc\ndef\nghi\nabc\ndef\nghi\n");
3145 assert_eq!(
3146 view.selections.display_ranges(cx),
3147 vec![
3148 DisplayPoint::new(3, 1)..DisplayPoint::new(4, 1),
3149 DisplayPoint::new(4, 2)..DisplayPoint::new(5, 1),
3150 ]
3151 );
3152 });
3153
3154 // With `move_upwards` the selections stay in place, except for
3155 // the lines inserted above them
3156 let view = cx.add_window(|cx| {
3157 let buffer = MultiBuffer::build_simple("abc\ndef\nghi\n", cx);
3158 build_editor(buffer, cx)
3159 });
3160 _ = view.update(cx, |view, cx| {
3161 view.change_selections(None, cx, |s| {
3162 s.select_display_ranges([
3163 DisplayPoint::new(0, 0)..DisplayPoint::new(0, 1),
3164 DisplayPoint::new(0, 2)..DisplayPoint::new(0, 2),
3165 DisplayPoint::new(1, 0)..DisplayPoint::new(1, 0),
3166 DisplayPoint::new(3, 0)..DisplayPoint::new(3, 0),
3167 ])
3168 });
3169 view.duplicate_line(&DuplicateLine { move_upwards: true }, cx);
3170 assert_eq!(view.display_text(cx), "abc\nabc\ndef\ndef\nghi\n\n");
3171 assert_eq!(
3172 view.selections.display_ranges(cx),
3173 vec![
3174 DisplayPoint::new(0, 0)..DisplayPoint::new(0, 1),
3175 DisplayPoint::new(0, 2)..DisplayPoint::new(0, 2),
3176 DisplayPoint::new(2, 0)..DisplayPoint::new(2, 0),
3177 DisplayPoint::new(6, 0)..DisplayPoint::new(6, 0),
3178 ]
3179 );
3180 });
3181
3182 let view = cx.add_window(|cx| {
3183 let buffer = MultiBuffer::build_simple("abc\ndef\nghi\n", cx);
3184 build_editor(buffer, cx)
3185 });
3186 _ = view.update(cx, |view, cx| {
3187 view.change_selections(None, cx, |s| {
3188 s.select_display_ranges([
3189 DisplayPoint::new(0, 1)..DisplayPoint::new(1, 1),
3190 DisplayPoint::new(1, 2)..DisplayPoint::new(2, 1),
3191 ])
3192 });
3193 view.duplicate_line(&DuplicateLine { move_upwards: true }, cx);
3194 assert_eq!(view.display_text(cx), "abc\ndef\nghi\nabc\ndef\nghi\n");
3195 assert_eq!(
3196 view.selections.display_ranges(cx),
3197 vec![
3198 DisplayPoint::new(0, 1)..DisplayPoint::new(1, 1),
3199 DisplayPoint::new(1, 2)..DisplayPoint::new(2, 1),
3200 ]
3201 );
3202 });
3203}
3204
3205#[gpui::test]
3206fn test_move_line_up_down(cx: &mut TestAppContext) {
3207 init_test(cx, |_| {});
3208
3209 let view = cx.add_window(|cx| {
3210 let buffer = MultiBuffer::build_simple(&sample_text(10, 5, 'a'), cx);
3211 build_editor(buffer, cx)
3212 });
3213 _ = view.update(cx, |view, cx| {
3214 view.fold_ranges(
3215 vec![
3216 Point::new(0, 2)..Point::new(1, 2),
3217 Point::new(2, 3)..Point::new(4, 1),
3218 Point::new(7, 0)..Point::new(8, 4),
3219 ],
3220 true,
3221 cx,
3222 );
3223 view.change_selections(None, cx, |s| {
3224 s.select_display_ranges([
3225 DisplayPoint::new(0, 1)..DisplayPoint::new(0, 1),
3226 DisplayPoint::new(3, 1)..DisplayPoint::new(3, 1),
3227 DisplayPoint::new(3, 2)..DisplayPoint::new(4, 3),
3228 DisplayPoint::new(5, 0)..DisplayPoint::new(5, 2),
3229 ])
3230 });
3231 assert_eq!(
3232 view.display_text(cx),
3233 "aa⋯bbb\nccc⋯eeee\nfffff\nggggg\n⋯i\njjjjj"
3234 );
3235
3236 view.move_line_up(&MoveLineUp, cx);
3237 assert_eq!(
3238 view.display_text(cx),
3239 "aa⋯bbb\nccc⋯eeee\nggggg\n⋯i\njjjjj\nfffff"
3240 );
3241 assert_eq!(
3242 view.selections.display_ranges(cx),
3243 vec![
3244 DisplayPoint::new(0, 1)..DisplayPoint::new(0, 1),
3245 DisplayPoint::new(2, 1)..DisplayPoint::new(2, 1),
3246 DisplayPoint::new(2, 2)..DisplayPoint::new(3, 3),
3247 DisplayPoint::new(4, 0)..DisplayPoint::new(4, 2)
3248 ]
3249 );
3250 });
3251
3252 _ = view.update(cx, |view, cx| {
3253 view.move_line_down(&MoveLineDown, cx);
3254 assert_eq!(
3255 view.display_text(cx),
3256 "ccc⋯eeee\naa⋯bbb\nfffff\nggggg\n⋯i\njjjjj"
3257 );
3258 assert_eq!(
3259 view.selections.display_ranges(cx),
3260 vec![
3261 DisplayPoint::new(1, 1)..DisplayPoint::new(1, 1),
3262 DisplayPoint::new(3, 1)..DisplayPoint::new(3, 1),
3263 DisplayPoint::new(3, 2)..DisplayPoint::new(4, 3),
3264 DisplayPoint::new(5, 0)..DisplayPoint::new(5, 2)
3265 ]
3266 );
3267 });
3268
3269 _ = view.update(cx, |view, cx| {
3270 view.move_line_down(&MoveLineDown, cx);
3271 assert_eq!(
3272 view.display_text(cx),
3273 "ccc⋯eeee\nfffff\naa⋯bbb\nggggg\n⋯i\njjjjj"
3274 );
3275 assert_eq!(
3276 view.selections.display_ranges(cx),
3277 vec![
3278 DisplayPoint::new(2, 1)..DisplayPoint::new(2, 1),
3279 DisplayPoint::new(3, 1)..DisplayPoint::new(3, 1),
3280 DisplayPoint::new(3, 2)..DisplayPoint::new(4, 3),
3281 DisplayPoint::new(5, 0)..DisplayPoint::new(5, 2)
3282 ]
3283 );
3284 });
3285
3286 _ = view.update(cx, |view, cx| {
3287 view.move_line_up(&MoveLineUp, cx);
3288 assert_eq!(
3289 view.display_text(cx),
3290 "ccc⋯eeee\naa⋯bbb\nggggg\n⋯i\njjjjj\nfffff"
3291 );
3292 assert_eq!(
3293 view.selections.display_ranges(cx),
3294 vec![
3295 DisplayPoint::new(1, 1)..DisplayPoint::new(1, 1),
3296 DisplayPoint::new(2, 1)..DisplayPoint::new(2, 1),
3297 DisplayPoint::new(2, 2)..DisplayPoint::new(3, 3),
3298 DisplayPoint::new(4, 0)..DisplayPoint::new(4, 2)
3299 ]
3300 );
3301 });
3302}
3303
3304#[gpui::test]
3305fn test_move_line_up_down_with_blocks(cx: &mut TestAppContext) {
3306 init_test(cx, |_| {});
3307
3308 let editor = cx.add_window(|cx| {
3309 let buffer = MultiBuffer::build_simple(&sample_text(10, 5, 'a'), cx);
3310 build_editor(buffer, cx)
3311 });
3312 _ = editor.update(cx, |editor, cx| {
3313 let snapshot = editor.buffer.read(cx).snapshot(cx);
3314 editor.insert_blocks(
3315 [BlockProperties {
3316 style: BlockStyle::Fixed,
3317 position: snapshot.anchor_after(Point::new(2, 0)),
3318 disposition: BlockDisposition::Below,
3319 height: 1,
3320 render: Arc::new(|_| div().into_any()),
3321 }],
3322 Some(Autoscroll::fit()),
3323 cx,
3324 );
3325 editor.change_selections(None, cx, |s| {
3326 s.select_ranges([Point::new(2, 0)..Point::new(2, 0)])
3327 });
3328 editor.move_line_down(&MoveLineDown, cx);
3329 });
3330}
3331
3332#[gpui::test]
3333fn test_transpose(cx: &mut TestAppContext) {
3334 init_test(cx, |_| {});
3335
3336 _ = cx.add_window(|cx| {
3337 let mut editor = build_editor(MultiBuffer::build_simple("abc", cx), cx);
3338 editor.set_style(EditorStyle::default(), cx);
3339 editor.change_selections(None, cx, |s| s.select_ranges([1..1]));
3340 editor.transpose(&Default::default(), cx);
3341 assert_eq!(editor.text(cx), "bac");
3342 assert_eq!(editor.selections.ranges(cx), [2..2]);
3343
3344 editor.transpose(&Default::default(), cx);
3345 assert_eq!(editor.text(cx), "bca");
3346 assert_eq!(editor.selections.ranges(cx), [3..3]);
3347
3348 editor.transpose(&Default::default(), cx);
3349 assert_eq!(editor.text(cx), "bac");
3350 assert_eq!(editor.selections.ranges(cx), [3..3]);
3351
3352 editor
3353 });
3354
3355 _ = cx.add_window(|cx| {
3356 let mut editor = build_editor(MultiBuffer::build_simple("abc\nde", cx), cx);
3357 editor.set_style(EditorStyle::default(), cx);
3358 editor.change_selections(None, cx, |s| s.select_ranges([3..3]));
3359 editor.transpose(&Default::default(), cx);
3360 assert_eq!(editor.text(cx), "acb\nde");
3361 assert_eq!(editor.selections.ranges(cx), [3..3]);
3362
3363 editor.change_selections(None, cx, |s| s.select_ranges([4..4]));
3364 editor.transpose(&Default::default(), cx);
3365 assert_eq!(editor.text(cx), "acbd\ne");
3366 assert_eq!(editor.selections.ranges(cx), [5..5]);
3367
3368 editor.transpose(&Default::default(), cx);
3369 assert_eq!(editor.text(cx), "acbde\n");
3370 assert_eq!(editor.selections.ranges(cx), [6..6]);
3371
3372 editor.transpose(&Default::default(), cx);
3373 assert_eq!(editor.text(cx), "acbd\ne");
3374 assert_eq!(editor.selections.ranges(cx), [6..6]);
3375
3376 editor
3377 });
3378
3379 _ = cx.add_window(|cx| {
3380 let mut editor = build_editor(MultiBuffer::build_simple("abc\nde", cx), cx);
3381 editor.set_style(EditorStyle::default(), cx);
3382 editor.change_selections(None, cx, |s| s.select_ranges([1..1, 2..2, 4..4]));
3383 editor.transpose(&Default::default(), cx);
3384 assert_eq!(editor.text(cx), "bacd\ne");
3385 assert_eq!(editor.selections.ranges(cx), [2..2, 3..3, 5..5]);
3386
3387 editor.transpose(&Default::default(), cx);
3388 assert_eq!(editor.text(cx), "bcade\n");
3389 assert_eq!(editor.selections.ranges(cx), [3..3, 4..4, 6..6]);
3390
3391 editor.transpose(&Default::default(), cx);
3392 assert_eq!(editor.text(cx), "bcda\ne");
3393 assert_eq!(editor.selections.ranges(cx), [4..4, 6..6]);
3394
3395 editor.transpose(&Default::default(), cx);
3396 assert_eq!(editor.text(cx), "bcade\n");
3397 assert_eq!(editor.selections.ranges(cx), [4..4, 6..6]);
3398
3399 editor.transpose(&Default::default(), cx);
3400 assert_eq!(editor.text(cx), "bcaed\n");
3401 assert_eq!(editor.selections.ranges(cx), [5..5, 6..6]);
3402
3403 editor
3404 });
3405
3406 _ = cx.add_window(|cx| {
3407 let mut editor = build_editor(MultiBuffer::build_simple("🍐🏀✋", cx), cx);
3408 editor.set_style(EditorStyle::default(), cx);
3409 editor.change_selections(None, cx, |s| s.select_ranges([4..4]));
3410 editor.transpose(&Default::default(), cx);
3411 assert_eq!(editor.text(cx), "🏀🍐✋");
3412 assert_eq!(editor.selections.ranges(cx), [8..8]);
3413
3414 editor.transpose(&Default::default(), cx);
3415 assert_eq!(editor.text(cx), "🏀✋🍐");
3416 assert_eq!(editor.selections.ranges(cx), [11..11]);
3417
3418 editor.transpose(&Default::default(), cx);
3419 assert_eq!(editor.text(cx), "🏀🍐✋");
3420 assert_eq!(editor.selections.ranges(cx), [11..11]);
3421
3422 editor
3423 });
3424}
3425
3426#[gpui::test]
3427async fn test_clipboard(cx: &mut gpui::TestAppContext) {
3428 init_test(cx, |_| {});
3429
3430 let mut cx = EditorTestContext::new(cx).await;
3431
3432 cx.set_state("«one✅ ˇ»two «three ˇ»four «five ˇ»six ");
3433 cx.update_editor(|e, cx| e.cut(&Cut, cx));
3434 cx.assert_editor_state("ˇtwo ˇfour ˇsix ");
3435
3436 // Paste with three cursors. Each cursor pastes one slice of the clipboard text.
3437 cx.set_state("two ˇfour ˇsix ˇ");
3438 cx.update_editor(|e, cx| e.paste(&Paste, cx));
3439 cx.assert_editor_state("two one✅ ˇfour three ˇsix five ˇ");
3440
3441 // Paste again but with only two cursors. Since the number of cursors doesn't
3442 // match the number of slices in the clipboard, the entire clipboard text
3443 // is pasted at each cursor.
3444 cx.set_state("ˇtwo one✅ four three six five ˇ");
3445 cx.update_editor(|e, cx| {
3446 e.handle_input("( ", cx);
3447 e.paste(&Paste, cx);
3448 e.handle_input(") ", cx);
3449 });
3450 cx.assert_editor_state(
3451 &([
3452 "( one✅ ",
3453 "three ",
3454 "five ) ˇtwo one✅ four three six five ( one✅ ",
3455 "three ",
3456 "five ) ˇ",
3457 ]
3458 .join("\n")),
3459 );
3460
3461 // Cut with three selections, one of which is full-line.
3462 cx.set_state(indoc! {"
3463 1«2ˇ»3
3464 4ˇ567
3465 «8ˇ»9"});
3466 cx.update_editor(|e, cx| e.cut(&Cut, cx));
3467 cx.assert_editor_state(indoc! {"
3468 1ˇ3
3469 ˇ9"});
3470
3471 // Paste with three selections, noticing how the copied selection that was full-line
3472 // gets inserted before the second cursor.
3473 cx.set_state(indoc! {"
3474 1ˇ3
3475 9ˇ
3476 «oˇ»ne"});
3477 cx.update_editor(|e, cx| e.paste(&Paste, cx));
3478 cx.assert_editor_state(indoc! {"
3479 12ˇ3
3480 4567
3481 9ˇ
3482 8ˇne"});
3483
3484 // Copy with a single cursor only, which writes the whole line into the clipboard.
3485 cx.set_state(indoc! {"
3486 The quick brown
3487 fox juˇmps over
3488 the lazy dog"});
3489 cx.update_editor(|e, cx| e.copy(&Copy, cx));
3490 assert_eq!(
3491 cx.read_from_clipboard().map(|item| item.text().to_owned()),
3492 Some("fox jumps over\n".to_owned())
3493 );
3494
3495 // Paste with three selections, noticing how the copied full-line selection is inserted
3496 // before the empty selections but replaces the selection that is non-empty.
3497 cx.set_state(indoc! {"
3498 Tˇhe quick brown
3499 «foˇ»x jumps over
3500 tˇhe lazy dog"});
3501 cx.update_editor(|e, cx| e.paste(&Paste, cx));
3502 cx.assert_editor_state(indoc! {"
3503 fox jumps over
3504 Tˇhe quick brown
3505 fox jumps over
3506 ˇx jumps over
3507 fox jumps over
3508 tˇhe lazy dog"});
3509}
3510
3511#[gpui::test]
3512async fn test_paste_multiline(cx: &mut gpui::TestAppContext) {
3513 init_test(cx, |_| {});
3514
3515 let mut cx = EditorTestContext::new(cx).await;
3516 let language = Arc::new(Language::new(
3517 LanguageConfig::default(),
3518 Some(tree_sitter_rust::language()),
3519 ));
3520 cx.update_buffer(|buffer, cx| buffer.set_language(Some(language), cx));
3521
3522 // Cut an indented block, without the leading whitespace.
3523 cx.set_state(indoc! {"
3524 const a: B = (
3525 c(),
3526 «d(
3527 e,
3528 f
3529 )ˇ»
3530 );
3531 "});
3532 cx.update_editor(|e, cx| e.cut(&Cut, cx));
3533 cx.assert_editor_state(indoc! {"
3534 const a: B = (
3535 c(),
3536 ˇ
3537 );
3538 "});
3539
3540 // Paste it at the same position.
3541 cx.update_editor(|e, cx| e.paste(&Paste, cx));
3542 cx.assert_editor_state(indoc! {"
3543 const a: B = (
3544 c(),
3545 d(
3546 e,
3547 f
3548 )ˇ
3549 );
3550 "});
3551
3552 // Paste it at a line with a lower indent level.
3553 cx.set_state(indoc! {"
3554 ˇ
3555 const a: B = (
3556 c(),
3557 );
3558 "});
3559 cx.update_editor(|e, cx| e.paste(&Paste, cx));
3560 cx.assert_editor_state(indoc! {"
3561 d(
3562 e,
3563 f
3564 )ˇ
3565 const a: B = (
3566 c(),
3567 );
3568 "});
3569
3570 // Cut an indented block, with the leading whitespace.
3571 cx.set_state(indoc! {"
3572 const a: B = (
3573 c(),
3574 « d(
3575 e,
3576 f
3577 )
3578 ˇ»);
3579 "});
3580 cx.update_editor(|e, cx| e.cut(&Cut, cx));
3581 cx.assert_editor_state(indoc! {"
3582 const a: B = (
3583 c(),
3584 ˇ);
3585 "});
3586
3587 // Paste it at the same position.
3588 cx.update_editor(|e, cx| e.paste(&Paste, cx));
3589 cx.assert_editor_state(indoc! {"
3590 const a: B = (
3591 c(),
3592 d(
3593 e,
3594 f
3595 )
3596 ˇ);
3597 "});
3598
3599 // Paste it at a line with a higher indent level.
3600 cx.set_state(indoc! {"
3601 const a: B = (
3602 c(),
3603 d(
3604 e,
3605 fˇ
3606 )
3607 );
3608 "});
3609 cx.update_editor(|e, cx| e.paste(&Paste, cx));
3610 cx.assert_editor_state(indoc! {"
3611 const a: B = (
3612 c(),
3613 d(
3614 e,
3615 f d(
3616 e,
3617 f
3618 )
3619 ˇ
3620 )
3621 );
3622 "});
3623}
3624
3625#[gpui::test]
3626fn test_select_all(cx: &mut TestAppContext) {
3627 init_test(cx, |_| {});
3628
3629 let view = cx.add_window(|cx| {
3630 let buffer = MultiBuffer::build_simple("abc\nde\nfgh", cx);
3631 build_editor(buffer, cx)
3632 });
3633 _ = view.update(cx, |view, cx| {
3634 view.select_all(&SelectAll, cx);
3635 assert_eq!(
3636 view.selections.display_ranges(cx),
3637 &[DisplayPoint::new(0, 0)..DisplayPoint::new(2, 3)]
3638 );
3639 });
3640}
3641
3642#[gpui::test]
3643fn test_select_line(cx: &mut TestAppContext) {
3644 init_test(cx, |_| {});
3645
3646 let view = cx.add_window(|cx| {
3647 let buffer = MultiBuffer::build_simple(&sample_text(6, 5, 'a'), cx);
3648 build_editor(buffer, cx)
3649 });
3650 _ = view.update(cx, |view, cx| {
3651 view.change_selections(None, cx, |s| {
3652 s.select_display_ranges([
3653 DisplayPoint::new(0, 0)..DisplayPoint::new(0, 1),
3654 DisplayPoint::new(0, 2)..DisplayPoint::new(0, 2),
3655 DisplayPoint::new(1, 0)..DisplayPoint::new(1, 0),
3656 DisplayPoint::new(4, 2)..DisplayPoint::new(4, 2),
3657 ])
3658 });
3659 view.select_line(&SelectLine, cx);
3660 assert_eq!(
3661 view.selections.display_ranges(cx),
3662 vec![
3663 DisplayPoint::new(0, 0)..DisplayPoint::new(2, 0),
3664 DisplayPoint::new(4, 0)..DisplayPoint::new(5, 0),
3665 ]
3666 );
3667 });
3668
3669 _ = view.update(cx, |view, cx| {
3670 view.select_line(&SelectLine, cx);
3671 assert_eq!(
3672 view.selections.display_ranges(cx),
3673 vec![
3674 DisplayPoint::new(0, 0)..DisplayPoint::new(3, 0),
3675 DisplayPoint::new(4, 0)..DisplayPoint::new(5, 5),
3676 ]
3677 );
3678 });
3679
3680 _ = view.update(cx, |view, cx| {
3681 view.select_line(&SelectLine, cx);
3682 assert_eq!(
3683 view.selections.display_ranges(cx),
3684 vec![DisplayPoint::new(0, 0)..DisplayPoint::new(5, 5)]
3685 );
3686 });
3687}
3688
3689#[gpui::test]
3690fn test_split_selection_into_lines(cx: &mut TestAppContext) {
3691 init_test(cx, |_| {});
3692
3693 let view = cx.add_window(|cx| {
3694 let buffer = MultiBuffer::build_simple(&sample_text(9, 5, 'a'), cx);
3695 build_editor(buffer, cx)
3696 });
3697 _ = view.update(cx, |view, cx| {
3698 view.fold_ranges(
3699 vec![
3700 Point::new(0, 2)..Point::new(1, 2),
3701 Point::new(2, 3)..Point::new(4, 1),
3702 Point::new(7, 0)..Point::new(8, 4),
3703 ],
3704 true,
3705 cx,
3706 );
3707 view.change_selections(None, cx, |s| {
3708 s.select_display_ranges([
3709 DisplayPoint::new(0, 0)..DisplayPoint::new(0, 1),
3710 DisplayPoint::new(0, 2)..DisplayPoint::new(0, 2),
3711 DisplayPoint::new(1, 0)..DisplayPoint::new(1, 0),
3712 DisplayPoint::new(4, 4)..DisplayPoint::new(4, 4),
3713 ])
3714 });
3715 assert_eq!(view.display_text(cx), "aa⋯bbb\nccc⋯eeee\nfffff\nggggg\n⋯i");
3716 });
3717
3718 _ = view.update(cx, |view, cx| {
3719 view.split_selection_into_lines(&SplitSelectionIntoLines, cx);
3720 assert_eq!(
3721 view.display_text(cx),
3722 "aaaaa\nbbbbb\nccc⋯eeee\nfffff\nggggg\n⋯i"
3723 );
3724 assert_eq!(
3725 view.selections.display_ranges(cx),
3726 [
3727 DisplayPoint::new(0, 1)..DisplayPoint::new(0, 1),
3728 DisplayPoint::new(0, 2)..DisplayPoint::new(0, 2),
3729 DisplayPoint::new(2, 0)..DisplayPoint::new(2, 0),
3730 DisplayPoint::new(5, 4)..DisplayPoint::new(5, 4)
3731 ]
3732 );
3733 });
3734
3735 _ = view.update(cx, |view, cx| {
3736 view.change_selections(None, cx, |s| {
3737 s.select_display_ranges([DisplayPoint::new(5, 0)..DisplayPoint::new(0, 1)])
3738 });
3739 view.split_selection_into_lines(&SplitSelectionIntoLines, cx);
3740 assert_eq!(
3741 view.display_text(cx),
3742 "aaaaa\nbbbbb\nccccc\nddddd\neeeee\nfffff\nggggg\nhhhhh\niiiii"
3743 );
3744 assert_eq!(
3745 view.selections.display_ranges(cx),
3746 [
3747 DisplayPoint::new(0, 5)..DisplayPoint::new(0, 5),
3748 DisplayPoint::new(1, 5)..DisplayPoint::new(1, 5),
3749 DisplayPoint::new(2, 5)..DisplayPoint::new(2, 5),
3750 DisplayPoint::new(3, 5)..DisplayPoint::new(3, 5),
3751 DisplayPoint::new(4, 5)..DisplayPoint::new(4, 5),
3752 DisplayPoint::new(5, 5)..DisplayPoint::new(5, 5),
3753 DisplayPoint::new(6, 5)..DisplayPoint::new(6, 5),
3754 DisplayPoint::new(7, 0)..DisplayPoint::new(7, 0)
3755 ]
3756 );
3757 });
3758}
3759
3760#[gpui::test]
3761async fn test_add_selection_above_below(cx: &mut TestAppContext) {
3762 init_test(cx, |_| {});
3763
3764 let mut cx = EditorTestContext::new(cx).await;
3765
3766 // let buffer = MultiBuffer::build_simple("abc\ndefghi\n\njk\nlmno\n", cx);
3767 cx.set_state(indoc!(
3768 r#"abc
3769 defˇghi
3770
3771 jk
3772 nlmo
3773 "#
3774 ));
3775
3776 cx.update_editor(|editor, cx| {
3777 editor.add_selection_above(&Default::default(), cx);
3778 });
3779
3780 cx.assert_editor_state(indoc!(
3781 r#"abcˇ
3782 defˇghi
3783
3784 jk
3785 nlmo
3786 "#
3787 ));
3788
3789 cx.update_editor(|editor, cx| {
3790 editor.add_selection_above(&Default::default(), cx);
3791 });
3792
3793 cx.assert_editor_state(indoc!(
3794 r#"abcˇ
3795 defˇghi
3796
3797 jk
3798 nlmo
3799 "#
3800 ));
3801
3802 cx.update_editor(|view, cx| {
3803 view.add_selection_below(&Default::default(), cx);
3804 });
3805
3806 cx.assert_editor_state(indoc!(
3807 r#"abc
3808 defˇghi
3809
3810 jk
3811 nlmo
3812 "#
3813 ));
3814
3815 cx.update_editor(|view, cx| {
3816 view.undo_selection(&Default::default(), cx);
3817 });
3818
3819 cx.assert_editor_state(indoc!(
3820 r#"abcˇ
3821 defˇghi
3822
3823 jk
3824 nlmo
3825 "#
3826 ));
3827
3828 cx.update_editor(|view, cx| {
3829 view.redo_selection(&Default::default(), cx);
3830 });
3831
3832 cx.assert_editor_state(indoc!(
3833 r#"abc
3834 defˇghi
3835
3836 jk
3837 nlmo
3838 "#
3839 ));
3840
3841 cx.update_editor(|view, cx| {
3842 view.add_selection_below(&Default::default(), cx);
3843 });
3844
3845 cx.assert_editor_state(indoc!(
3846 r#"abc
3847 defˇghi
3848
3849 jk
3850 nlmˇo
3851 "#
3852 ));
3853
3854 cx.update_editor(|view, cx| {
3855 view.add_selection_below(&Default::default(), cx);
3856 });
3857
3858 cx.assert_editor_state(indoc!(
3859 r#"abc
3860 defˇghi
3861
3862 jk
3863 nlmˇo
3864 "#
3865 ));
3866
3867 // change selections
3868 cx.set_state(indoc!(
3869 r#"abc
3870 def«ˇg»hi
3871
3872 jk
3873 nlmo
3874 "#
3875 ));
3876
3877 cx.update_editor(|view, cx| {
3878 view.add_selection_below(&Default::default(), cx);
3879 });
3880
3881 cx.assert_editor_state(indoc!(
3882 r#"abc
3883 def«ˇg»hi
3884
3885 jk
3886 nlm«ˇo»
3887 "#
3888 ));
3889
3890 cx.update_editor(|view, cx| {
3891 view.add_selection_below(&Default::default(), cx);
3892 });
3893
3894 cx.assert_editor_state(indoc!(
3895 r#"abc
3896 def«ˇg»hi
3897
3898 jk
3899 nlm«ˇo»
3900 "#
3901 ));
3902
3903 cx.update_editor(|view, cx| {
3904 view.add_selection_above(&Default::default(), cx);
3905 });
3906
3907 cx.assert_editor_state(indoc!(
3908 r#"abc
3909 def«ˇg»hi
3910
3911 jk
3912 nlmo
3913 "#
3914 ));
3915
3916 cx.update_editor(|view, cx| {
3917 view.add_selection_above(&Default::default(), cx);
3918 });
3919
3920 cx.assert_editor_state(indoc!(
3921 r#"abc
3922 def«ˇg»hi
3923
3924 jk
3925 nlmo
3926 "#
3927 ));
3928
3929 // Change selections again
3930 cx.set_state(indoc!(
3931 r#"a«bc
3932 defgˇ»hi
3933
3934 jk
3935 nlmo
3936 "#
3937 ));
3938
3939 cx.update_editor(|view, cx| {
3940 view.add_selection_below(&Default::default(), cx);
3941 });
3942
3943 cx.assert_editor_state(indoc!(
3944 r#"a«bcˇ»
3945 d«efgˇ»hi
3946
3947 j«kˇ»
3948 nlmo
3949 "#
3950 ));
3951
3952 cx.update_editor(|view, cx| {
3953 view.add_selection_below(&Default::default(), cx);
3954 });
3955 cx.assert_editor_state(indoc!(
3956 r#"a«bcˇ»
3957 d«efgˇ»hi
3958
3959 j«kˇ»
3960 n«lmoˇ»
3961 "#
3962 ));
3963 cx.update_editor(|view, cx| {
3964 view.add_selection_above(&Default::default(), cx);
3965 });
3966
3967 cx.assert_editor_state(indoc!(
3968 r#"a«bcˇ»
3969 d«efgˇ»hi
3970
3971 j«kˇ»
3972 nlmo
3973 "#
3974 ));
3975
3976 // Change selections again
3977 cx.set_state(indoc!(
3978 r#"abc
3979 d«ˇefghi
3980
3981 jk
3982 nlm»o
3983 "#
3984 ));
3985
3986 cx.update_editor(|view, cx| {
3987 view.add_selection_above(&Default::default(), cx);
3988 });
3989
3990 cx.assert_editor_state(indoc!(
3991 r#"a«ˇbc»
3992 d«ˇef»ghi
3993
3994 j«ˇk»
3995 n«ˇlm»o
3996 "#
3997 ));
3998
3999 cx.update_editor(|view, cx| {
4000 view.add_selection_below(&Default::default(), cx);
4001 });
4002
4003 cx.assert_editor_state(indoc!(
4004 r#"abc
4005 d«ˇef»ghi
4006
4007 j«ˇk»
4008 n«ˇlm»o
4009 "#
4010 ));
4011}
4012
4013#[gpui::test]
4014async fn test_select_next(cx: &mut gpui::TestAppContext) {
4015 init_test(cx, |_| {});
4016
4017 let mut cx = EditorTestContext::new(cx).await;
4018 cx.set_state("abc\nˇabc abc\ndefabc\nabc");
4019
4020 cx.update_editor(|e, cx| e.select_next(&SelectNext::default(), cx))
4021 .unwrap();
4022 cx.assert_editor_state("abc\n«abcˇ» abc\ndefabc\nabc");
4023
4024 cx.update_editor(|e, cx| e.select_next(&SelectNext::default(), cx))
4025 .unwrap();
4026 cx.assert_editor_state("abc\n«abcˇ» «abcˇ»\ndefabc\nabc");
4027
4028 cx.update_editor(|view, cx| view.undo_selection(&UndoSelection, cx));
4029 cx.assert_editor_state("abc\n«abcˇ» abc\ndefabc\nabc");
4030
4031 cx.update_editor(|view, cx| view.redo_selection(&RedoSelection, cx));
4032 cx.assert_editor_state("abc\n«abcˇ» «abcˇ»\ndefabc\nabc");
4033
4034 cx.update_editor(|e, cx| e.select_next(&SelectNext::default(), cx))
4035 .unwrap();
4036 cx.assert_editor_state("abc\n«abcˇ» «abcˇ»\ndefabc\n«abcˇ»");
4037
4038 cx.update_editor(|e, cx| e.select_next(&SelectNext::default(), cx))
4039 .unwrap();
4040 cx.assert_editor_state("«abcˇ»\n«abcˇ» «abcˇ»\ndefabc\n«abcˇ»");
4041}
4042
4043#[gpui::test]
4044async fn test_select_all_matches(cx: &mut gpui::TestAppContext) {
4045 init_test(cx, |_| {});
4046
4047 let mut cx = EditorTestContext::new(cx).await;
4048 cx.set_state("abc\nˇabc abc\ndefabc\nabc");
4049
4050 cx.update_editor(|e, cx| e.select_all_matches(&SelectAllMatches, cx))
4051 .unwrap();
4052 cx.assert_editor_state("«abcˇ»\n«abcˇ» «abcˇ»\ndefabc\n«abcˇ»");
4053}
4054
4055#[gpui::test]
4056async fn test_select_next_with_multiple_carets(cx: &mut gpui::TestAppContext) {
4057 init_test(cx, |_| {});
4058
4059 let mut cx = EditorTestContext::new(cx).await;
4060 cx.set_state(
4061 r#"let foo = 2;
4062lˇet foo = 2;
4063let fooˇ = 2;
4064let foo = 2;
4065let foo = ˇ2;"#,
4066 );
4067
4068 cx.update_editor(|e, cx| e.select_next(&SelectNext::default(), cx))
4069 .unwrap();
4070 cx.assert_editor_state(
4071 r#"let foo = 2;
4072«letˇ» foo = 2;
4073let «fooˇ» = 2;
4074let foo = 2;
4075let foo = «2ˇ»;"#,
4076 );
4077
4078 // noop for multiple selections with different contents
4079 cx.update_editor(|e, cx| e.select_next(&SelectNext::default(), cx))
4080 .unwrap();
4081 cx.assert_editor_state(
4082 r#"let foo = 2;
4083«letˇ» foo = 2;
4084let «fooˇ» = 2;
4085let foo = 2;
4086let foo = «2ˇ»;"#,
4087 );
4088}
4089
4090#[gpui::test]
4091async fn test_select_previous_with_single_caret(cx: &mut gpui::TestAppContext) {
4092 init_test(cx, |_| {});
4093
4094 let mut cx = EditorTestContext::new(cx).await;
4095 cx.set_state("abc\nˇabc abc\ndefabc\nabc");
4096
4097 cx.update_editor(|e, cx| e.select_previous(&SelectPrevious::default(), cx))
4098 .unwrap();
4099 cx.assert_editor_state("abc\n«abcˇ» abc\ndefabc\nabc");
4100
4101 cx.update_editor(|e, cx| e.select_previous(&SelectPrevious::default(), cx))
4102 .unwrap();
4103 cx.assert_editor_state("«abcˇ»\n«abcˇ» abc\ndefabc\nabc");
4104
4105 cx.update_editor(|view, cx| view.undo_selection(&UndoSelection, cx));
4106 cx.assert_editor_state("abc\n«abcˇ» abc\ndefabc\nabc");
4107
4108 cx.update_editor(|view, cx| view.redo_selection(&RedoSelection, cx));
4109 cx.assert_editor_state("«abcˇ»\n«abcˇ» abc\ndefabc\nabc");
4110
4111 cx.update_editor(|e, cx| e.select_previous(&SelectPrevious::default(), cx))
4112 .unwrap();
4113 cx.assert_editor_state("«abcˇ»\n«abcˇ» abc\ndefabc\n«abcˇ»");
4114
4115 cx.update_editor(|e, cx| e.select_previous(&SelectPrevious::default(), cx))
4116 .unwrap();
4117 cx.assert_editor_state("«abcˇ»\n«abcˇ» abc\ndef«abcˇ»\n«abcˇ»");
4118
4119 cx.update_editor(|e, cx| e.select_previous(&SelectPrevious::default(), cx))
4120 .unwrap();
4121 cx.assert_editor_state("«abcˇ»\n«abcˇ» «abcˇ»\ndef«abcˇ»\n«abcˇ»");
4122}
4123
4124#[gpui::test]
4125async fn test_select_previous_with_multiple_carets(cx: &mut gpui::TestAppContext) {
4126 init_test(cx, |_| {});
4127
4128 let mut cx = EditorTestContext::new(cx).await;
4129 cx.set_state(
4130 r#"let foo = 2;
4131lˇet foo = 2;
4132let fooˇ = 2;
4133let foo = 2;
4134let foo = ˇ2;"#,
4135 );
4136
4137 cx.update_editor(|e, cx| e.select_previous(&SelectPrevious::default(), cx))
4138 .unwrap();
4139 cx.assert_editor_state(
4140 r#"let foo = 2;
4141«letˇ» foo = 2;
4142let «fooˇ» = 2;
4143let foo = 2;
4144let foo = «2ˇ»;"#,
4145 );
4146
4147 // noop for multiple selections with different contents
4148 cx.update_editor(|e, cx| e.select_previous(&SelectPrevious::default(), cx))
4149 .unwrap();
4150 cx.assert_editor_state(
4151 r#"let foo = 2;
4152«letˇ» foo = 2;
4153let «fooˇ» = 2;
4154let foo = 2;
4155let foo = «2ˇ»;"#,
4156 );
4157}
4158
4159#[gpui::test]
4160async fn test_select_previous_with_single_selection(cx: &mut gpui::TestAppContext) {
4161 init_test(cx, |_| {});
4162
4163 let mut cx = EditorTestContext::new(cx).await;
4164 cx.set_state("abc\n«ˇabc» abc\ndefabc\nabc");
4165
4166 cx.update_editor(|e, cx| e.select_previous(&SelectPrevious::default(), cx))
4167 .unwrap();
4168 cx.assert_editor_state("«abcˇ»\n«ˇabc» abc\ndefabc\nabc");
4169
4170 cx.update_editor(|e, cx| e.select_previous(&SelectPrevious::default(), cx))
4171 .unwrap();
4172 cx.assert_editor_state("«abcˇ»\n«ˇabc» abc\ndefabc\n«abcˇ»");
4173
4174 cx.update_editor(|view, cx| view.undo_selection(&UndoSelection, cx));
4175 cx.assert_editor_state("«abcˇ»\n«ˇabc» abc\ndefabc\nabc");
4176
4177 cx.update_editor(|view, cx| view.redo_selection(&RedoSelection, cx));
4178 cx.assert_editor_state("«abcˇ»\n«ˇabc» abc\ndefabc\n«abcˇ»");
4179
4180 cx.update_editor(|e, cx| e.select_previous(&SelectPrevious::default(), cx))
4181 .unwrap();
4182 cx.assert_editor_state("«abcˇ»\n«ˇabc» abc\ndef«abcˇ»\n«abcˇ»");
4183
4184 cx.update_editor(|e, cx| e.select_previous(&SelectPrevious::default(), cx))
4185 .unwrap();
4186 cx.assert_editor_state("«abcˇ»\n«ˇabc» «abcˇ»\ndef«abcˇ»\n«abcˇ»");
4187}
4188
4189#[gpui::test]
4190async fn test_select_larger_smaller_syntax_node(cx: &mut gpui::TestAppContext) {
4191 init_test(cx, |_| {});
4192
4193 let language = Arc::new(Language::new(
4194 LanguageConfig::default(),
4195 Some(tree_sitter_rust::language()),
4196 ));
4197
4198 let text = r#"
4199 use mod1::mod2::{mod3, mod4};
4200
4201 fn fn_1(param1: bool, param2: &str) {
4202 let var1 = "text";
4203 }
4204 "#
4205 .unindent();
4206
4207 let buffer = cx.new_model(|cx| {
4208 Buffer::new(0, BufferId::new(cx.entity_id().as_u64()).unwrap(), text)
4209 .with_language(language, cx)
4210 });
4211 let buffer = cx.new_model(|cx| MultiBuffer::singleton(buffer, cx));
4212 let (view, cx) = cx.add_window_view(|cx| build_editor(buffer, cx));
4213
4214 view.condition::<crate::EditorEvent>(&cx, |view, cx| !view.buffer.read(cx).is_parsing(cx))
4215 .await;
4216
4217 _ = view.update(cx, |view, cx| {
4218 view.change_selections(None, cx, |s| {
4219 s.select_display_ranges([
4220 DisplayPoint::new(0, 25)..DisplayPoint::new(0, 25),
4221 DisplayPoint::new(2, 24)..DisplayPoint::new(2, 12),
4222 DisplayPoint::new(3, 18)..DisplayPoint::new(3, 18),
4223 ]);
4224 });
4225 view.select_larger_syntax_node(&SelectLargerSyntaxNode, cx);
4226 });
4227 assert_eq!(
4228 view.update(cx, |view, cx| { view.selections.display_ranges(cx) }),
4229 &[
4230 DisplayPoint::new(0, 23)..DisplayPoint::new(0, 27),
4231 DisplayPoint::new(2, 35)..DisplayPoint::new(2, 7),
4232 DisplayPoint::new(3, 15)..DisplayPoint::new(3, 21),
4233 ]
4234 );
4235
4236 _ = view.update(cx, |view, cx| {
4237 view.select_larger_syntax_node(&SelectLargerSyntaxNode, cx);
4238 });
4239 assert_eq!(
4240 view.update(cx, |view, cx| view.selections.display_ranges(cx)),
4241 &[
4242 DisplayPoint::new(0, 16)..DisplayPoint::new(0, 28),
4243 DisplayPoint::new(4, 1)..DisplayPoint::new(2, 0),
4244 ]
4245 );
4246
4247 _ = view.update(cx, |view, cx| {
4248 view.select_larger_syntax_node(&SelectLargerSyntaxNode, cx);
4249 });
4250 assert_eq!(
4251 view.update(cx, |view, cx| view.selections.display_ranges(cx)),
4252 &[DisplayPoint::new(5, 0)..DisplayPoint::new(0, 0)]
4253 );
4254
4255 // Trying to expand the selected syntax node one more time has no effect.
4256 _ = view.update(cx, |view, cx| {
4257 view.select_larger_syntax_node(&SelectLargerSyntaxNode, cx);
4258 });
4259 assert_eq!(
4260 view.update(cx, |view, cx| view.selections.display_ranges(cx)),
4261 &[DisplayPoint::new(5, 0)..DisplayPoint::new(0, 0)]
4262 );
4263
4264 _ = view.update(cx, |view, cx| {
4265 view.select_smaller_syntax_node(&SelectSmallerSyntaxNode, cx);
4266 });
4267 assert_eq!(
4268 view.update(cx, |view, cx| view.selections.display_ranges(cx)),
4269 &[
4270 DisplayPoint::new(0, 16)..DisplayPoint::new(0, 28),
4271 DisplayPoint::new(4, 1)..DisplayPoint::new(2, 0),
4272 ]
4273 );
4274
4275 _ = view.update(cx, |view, cx| {
4276 view.select_smaller_syntax_node(&SelectSmallerSyntaxNode, cx);
4277 });
4278 assert_eq!(
4279 view.update(cx, |view, cx| view.selections.display_ranges(cx)),
4280 &[
4281 DisplayPoint::new(0, 23)..DisplayPoint::new(0, 27),
4282 DisplayPoint::new(2, 35)..DisplayPoint::new(2, 7),
4283 DisplayPoint::new(3, 15)..DisplayPoint::new(3, 21),
4284 ]
4285 );
4286
4287 _ = view.update(cx, |view, cx| {
4288 view.select_smaller_syntax_node(&SelectSmallerSyntaxNode, cx);
4289 });
4290 assert_eq!(
4291 view.update(cx, |view, cx| view.selections.display_ranges(cx)),
4292 &[
4293 DisplayPoint::new(0, 25)..DisplayPoint::new(0, 25),
4294 DisplayPoint::new(2, 24)..DisplayPoint::new(2, 12),
4295 DisplayPoint::new(3, 18)..DisplayPoint::new(3, 18),
4296 ]
4297 );
4298
4299 // Trying to shrink the selected syntax node one more time has no effect.
4300 _ = view.update(cx, |view, cx| {
4301 view.select_smaller_syntax_node(&SelectSmallerSyntaxNode, cx);
4302 });
4303 assert_eq!(
4304 view.update(cx, |view, cx| view.selections.display_ranges(cx)),
4305 &[
4306 DisplayPoint::new(0, 25)..DisplayPoint::new(0, 25),
4307 DisplayPoint::new(2, 24)..DisplayPoint::new(2, 12),
4308 DisplayPoint::new(3, 18)..DisplayPoint::new(3, 18),
4309 ]
4310 );
4311
4312 // Ensure that we keep expanding the selection if the larger selection starts or ends within
4313 // a fold.
4314 _ = view.update(cx, |view, cx| {
4315 view.fold_ranges(
4316 vec![
4317 Point::new(0, 21)..Point::new(0, 24),
4318 Point::new(3, 20)..Point::new(3, 22),
4319 ],
4320 true,
4321 cx,
4322 );
4323 view.select_larger_syntax_node(&SelectLargerSyntaxNode, cx);
4324 });
4325 assert_eq!(
4326 view.update(cx, |view, cx| view.selections.display_ranges(cx)),
4327 &[
4328 DisplayPoint::new(0, 16)..DisplayPoint::new(0, 28),
4329 DisplayPoint::new(2, 35)..DisplayPoint::new(2, 7),
4330 DisplayPoint::new(3, 4)..DisplayPoint::new(3, 23),
4331 ]
4332 );
4333}
4334
4335#[gpui::test]
4336async fn test_autoindent_selections(cx: &mut gpui::TestAppContext) {
4337 init_test(cx, |_| {});
4338
4339 let language = Arc::new(
4340 Language::new(
4341 LanguageConfig {
4342 brackets: BracketPairConfig {
4343 pairs: vec![
4344 BracketPair {
4345 start: "{".to_string(),
4346 end: "}".to_string(),
4347 close: false,
4348 newline: true,
4349 },
4350 BracketPair {
4351 start: "(".to_string(),
4352 end: ")".to_string(),
4353 close: false,
4354 newline: true,
4355 },
4356 ],
4357 ..Default::default()
4358 },
4359 ..Default::default()
4360 },
4361 Some(tree_sitter_rust::language()),
4362 )
4363 .with_indents_query(
4364 r#"
4365 (_ "(" ")" @end) @indent
4366 (_ "{" "}" @end) @indent
4367 "#,
4368 )
4369 .unwrap(),
4370 );
4371
4372 let text = "fn a() {}";
4373
4374 let buffer = cx.new_model(|cx| {
4375 Buffer::new(0, BufferId::new(cx.entity_id().as_u64()).unwrap(), text)
4376 .with_language(language, cx)
4377 });
4378 let buffer = cx.new_model(|cx| MultiBuffer::singleton(buffer, cx));
4379 let (editor, cx) = cx.add_window_view(|cx| build_editor(buffer, cx));
4380 editor
4381 .condition::<crate::EditorEvent>(cx, |editor, cx| !editor.buffer.read(cx).is_parsing(cx))
4382 .await;
4383
4384 _ = editor.update(cx, |editor, cx| {
4385 editor.change_selections(None, cx, |s| s.select_ranges([5..5, 8..8, 9..9]));
4386 editor.newline(&Newline, cx);
4387 assert_eq!(editor.text(cx), "fn a(\n \n) {\n \n}\n");
4388 assert_eq!(
4389 editor.selections.ranges(cx),
4390 &[
4391 Point::new(1, 4)..Point::new(1, 4),
4392 Point::new(3, 4)..Point::new(3, 4),
4393 Point::new(5, 0)..Point::new(5, 0)
4394 ]
4395 );
4396 });
4397}
4398
4399#[gpui::test]
4400async fn test_autoclose_pairs(cx: &mut gpui::TestAppContext) {
4401 init_test(cx, |_| {});
4402
4403 let mut cx = EditorTestContext::new(cx).await;
4404
4405 let language = Arc::new(Language::new(
4406 LanguageConfig {
4407 brackets: BracketPairConfig {
4408 pairs: vec![
4409 BracketPair {
4410 start: "{".to_string(),
4411 end: "}".to_string(),
4412 close: true,
4413 newline: true,
4414 },
4415 BracketPair {
4416 start: "(".to_string(),
4417 end: ")".to_string(),
4418 close: true,
4419 newline: true,
4420 },
4421 BracketPair {
4422 start: "/*".to_string(),
4423 end: " */".to_string(),
4424 close: true,
4425 newline: true,
4426 },
4427 BracketPair {
4428 start: "[".to_string(),
4429 end: "]".to_string(),
4430 close: false,
4431 newline: true,
4432 },
4433 BracketPair {
4434 start: "\"".to_string(),
4435 end: "\"".to_string(),
4436 close: true,
4437 newline: false,
4438 },
4439 ],
4440 ..Default::default()
4441 },
4442 autoclose_before: "})]".to_string(),
4443 ..Default::default()
4444 },
4445 Some(tree_sitter_rust::language()),
4446 ));
4447
4448 cx.language_registry().add(language.clone());
4449 cx.update_buffer(|buffer, cx| {
4450 buffer.set_language(Some(language), cx);
4451 });
4452
4453 cx.set_state(
4454 &r#"
4455 🏀ˇ
4456 εˇ
4457 ❤️ˇ
4458 "#
4459 .unindent(),
4460 );
4461
4462 // autoclose multiple nested brackets at multiple cursors
4463 cx.update_editor(|view, cx| {
4464 view.handle_input("{", cx);
4465 view.handle_input("{", cx);
4466 view.handle_input("{", cx);
4467 });
4468 cx.assert_editor_state(
4469 &"
4470 🏀{{{ˇ}}}
4471 ε{{{ˇ}}}
4472 ❤️{{{ˇ}}}
4473 "
4474 .unindent(),
4475 );
4476
4477 // insert a different closing bracket
4478 cx.update_editor(|view, cx| {
4479 view.handle_input(")", cx);
4480 });
4481 cx.assert_editor_state(
4482 &"
4483 🏀{{{)ˇ}}}
4484 ε{{{)ˇ}}}
4485 ❤️{{{)ˇ}}}
4486 "
4487 .unindent(),
4488 );
4489
4490 // skip over the auto-closed brackets when typing a closing bracket
4491 cx.update_editor(|view, cx| {
4492 view.move_right(&MoveRight, cx);
4493 view.handle_input("}", cx);
4494 view.handle_input("}", cx);
4495 view.handle_input("}", cx);
4496 });
4497 cx.assert_editor_state(
4498 &"
4499 🏀{{{)}}}}ˇ
4500 ε{{{)}}}}ˇ
4501 ❤️{{{)}}}}ˇ
4502 "
4503 .unindent(),
4504 );
4505
4506 // autoclose multi-character pairs
4507 cx.set_state(
4508 &"
4509 ˇ
4510 ˇ
4511 "
4512 .unindent(),
4513 );
4514 cx.update_editor(|view, cx| {
4515 view.handle_input("/", cx);
4516 view.handle_input("*", cx);
4517 });
4518 cx.assert_editor_state(
4519 &"
4520 /*ˇ */
4521 /*ˇ */
4522 "
4523 .unindent(),
4524 );
4525
4526 // one cursor autocloses a multi-character pair, one cursor
4527 // does not autoclose.
4528 cx.set_state(
4529 &"
4530 /ˇ
4531 ˇ
4532 "
4533 .unindent(),
4534 );
4535 cx.update_editor(|view, cx| view.handle_input("*", cx));
4536 cx.assert_editor_state(
4537 &"
4538 /*ˇ */
4539 *ˇ
4540 "
4541 .unindent(),
4542 );
4543
4544 // Don't autoclose if the next character isn't whitespace and isn't
4545 // listed in the language's "autoclose_before" section.
4546 cx.set_state("ˇa b");
4547 cx.update_editor(|view, cx| view.handle_input("{", cx));
4548 cx.assert_editor_state("{ˇa b");
4549
4550 // Don't autoclose if `close` is false for the bracket pair
4551 cx.set_state("ˇ");
4552 cx.update_editor(|view, cx| view.handle_input("[", cx));
4553 cx.assert_editor_state("[ˇ");
4554
4555 // Surround with brackets if text is selected
4556 cx.set_state("«aˇ» b");
4557 cx.update_editor(|view, cx| view.handle_input("{", cx));
4558 cx.assert_editor_state("{«aˇ»} b");
4559
4560 // Autclose pair where the start and end characters are the same
4561 cx.set_state("aˇ");
4562 cx.update_editor(|view, cx| view.handle_input("\"", cx));
4563 cx.assert_editor_state("a\"ˇ\"");
4564 cx.update_editor(|view, cx| view.handle_input("\"", cx));
4565 cx.assert_editor_state("a\"\"ˇ");
4566}
4567
4568#[gpui::test]
4569async fn test_always_treat_brackets_as_autoclosed_skip_over(cx: &mut gpui::TestAppContext) {
4570 init_test(cx, |settings| {
4571 settings.defaults.always_treat_brackets_as_autoclosed = Some(true);
4572 });
4573
4574 let mut cx = EditorTestContext::new(cx).await;
4575
4576 let language = Arc::new(Language::new(
4577 LanguageConfig {
4578 brackets: BracketPairConfig {
4579 pairs: vec![
4580 BracketPair {
4581 start: "{".to_string(),
4582 end: "}".to_string(),
4583 close: true,
4584 newline: true,
4585 },
4586 BracketPair {
4587 start: "(".to_string(),
4588 end: ")".to_string(),
4589 close: true,
4590 newline: true,
4591 },
4592 BracketPair {
4593 start: "[".to_string(),
4594 end: "]".to_string(),
4595 close: false,
4596 newline: true,
4597 },
4598 ],
4599 ..Default::default()
4600 },
4601 autoclose_before: "})]".to_string(),
4602 ..Default::default()
4603 },
4604 Some(tree_sitter_rust::language()),
4605 ));
4606
4607 cx.language_registry().add(language.clone());
4608 cx.update_buffer(|buffer, cx| {
4609 buffer.set_language(Some(language), cx);
4610 });
4611
4612 cx.set_state(
4613 &"
4614 ˇ
4615 ˇ
4616 ˇ
4617 "
4618 .unindent(),
4619 );
4620
4621 // ensure only matching closing brackets are skipped over
4622 cx.update_editor(|view, cx| {
4623 view.handle_input("}", cx);
4624 view.move_left(&MoveLeft, cx);
4625 view.handle_input(")", cx);
4626 view.move_left(&MoveLeft, cx);
4627 });
4628 cx.assert_editor_state(
4629 &"
4630 ˇ)}
4631 ˇ)}
4632 ˇ)}
4633 "
4634 .unindent(),
4635 );
4636
4637 // skip-over closing brackets at multiple cursors
4638 cx.update_editor(|view, cx| {
4639 view.handle_input(")", cx);
4640 view.handle_input("}", cx);
4641 });
4642 cx.assert_editor_state(
4643 &"
4644 )}ˇ
4645 )}ˇ
4646 )}ˇ
4647 "
4648 .unindent(),
4649 );
4650
4651 // ignore non-close brackets
4652 cx.update_editor(|view, cx| {
4653 view.handle_input("]", cx);
4654 view.move_left(&MoveLeft, cx);
4655 view.handle_input("]", cx);
4656 });
4657 cx.assert_editor_state(
4658 &"
4659 )}]ˇ]
4660 )}]ˇ]
4661 )}]ˇ]
4662 "
4663 .unindent(),
4664 );
4665}
4666
4667#[gpui::test]
4668async fn test_autoclose_with_embedded_language(cx: &mut gpui::TestAppContext) {
4669 init_test(cx, |_| {});
4670
4671 let mut cx = EditorTestContext::new(cx).await;
4672
4673 let html_language = Arc::new(
4674 Language::new(
4675 LanguageConfig {
4676 name: "HTML".into(),
4677 brackets: BracketPairConfig {
4678 pairs: vec![
4679 BracketPair {
4680 start: "<".into(),
4681 end: ">".into(),
4682 close: true,
4683 ..Default::default()
4684 },
4685 BracketPair {
4686 start: "{".into(),
4687 end: "}".into(),
4688 close: true,
4689 ..Default::default()
4690 },
4691 BracketPair {
4692 start: "(".into(),
4693 end: ")".into(),
4694 close: true,
4695 ..Default::default()
4696 },
4697 ],
4698 ..Default::default()
4699 },
4700 autoclose_before: "})]>".into(),
4701 ..Default::default()
4702 },
4703 Some(tree_sitter_html::language()),
4704 )
4705 .with_injection_query(
4706 r#"
4707 (script_element
4708 (raw_text) @content
4709 (#set! "language" "javascript"))
4710 "#,
4711 )
4712 .unwrap(),
4713 );
4714
4715 let javascript_language = Arc::new(Language::new(
4716 LanguageConfig {
4717 name: "JavaScript".into(),
4718 brackets: BracketPairConfig {
4719 pairs: vec![
4720 BracketPair {
4721 start: "/*".into(),
4722 end: " */".into(),
4723 close: true,
4724 ..Default::default()
4725 },
4726 BracketPair {
4727 start: "{".into(),
4728 end: "}".into(),
4729 close: true,
4730 ..Default::default()
4731 },
4732 BracketPair {
4733 start: "(".into(),
4734 end: ")".into(),
4735 close: true,
4736 ..Default::default()
4737 },
4738 ],
4739 ..Default::default()
4740 },
4741 autoclose_before: "})]>".into(),
4742 ..Default::default()
4743 },
4744 Some(tree_sitter_typescript::language_tsx()),
4745 ));
4746
4747 cx.language_registry().add(html_language.clone());
4748 cx.language_registry().add(javascript_language.clone());
4749
4750 cx.update_buffer(|buffer, cx| {
4751 buffer.set_language(Some(html_language), cx);
4752 });
4753
4754 cx.set_state(
4755 &r#"
4756 <body>ˇ
4757 <script>
4758 var x = 1;ˇ
4759 </script>
4760 </body>ˇ
4761 "#
4762 .unindent(),
4763 );
4764
4765 // Precondition: different languages are active at different locations.
4766 cx.update_editor(|editor, cx| {
4767 let snapshot = editor.snapshot(cx);
4768 let cursors = editor.selections.ranges::<usize>(cx);
4769 let languages = cursors
4770 .iter()
4771 .map(|c| snapshot.language_at(c.start).unwrap().name())
4772 .collect::<Vec<_>>();
4773 assert_eq!(
4774 languages,
4775 &["HTML".into(), "JavaScript".into(), "HTML".into()]
4776 );
4777 });
4778
4779 // Angle brackets autoclose in HTML, but not JavaScript.
4780 cx.update_editor(|editor, cx| {
4781 editor.handle_input("<", cx);
4782 editor.handle_input("a", cx);
4783 });
4784 cx.assert_editor_state(
4785 &r#"
4786 <body><aˇ>
4787 <script>
4788 var x = 1;<aˇ
4789 </script>
4790 </body><aˇ>
4791 "#
4792 .unindent(),
4793 );
4794
4795 // Curly braces and parens autoclose in both HTML and JavaScript.
4796 cx.update_editor(|editor, cx| {
4797 editor.handle_input(" b=", cx);
4798 editor.handle_input("{", cx);
4799 editor.handle_input("c", cx);
4800 editor.handle_input("(", cx);
4801 });
4802 cx.assert_editor_state(
4803 &r#"
4804 <body><a b={c(ˇ)}>
4805 <script>
4806 var x = 1;<a b={c(ˇ)}
4807 </script>
4808 </body><a b={c(ˇ)}>
4809 "#
4810 .unindent(),
4811 );
4812
4813 // Brackets that were already autoclosed are skipped.
4814 cx.update_editor(|editor, cx| {
4815 editor.handle_input(")", cx);
4816 editor.handle_input("d", cx);
4817 editor.handle_input("}", cx);
4818 });
4819 cx.assert_editor_state(
4820 &r#"
4821 <body><a b={c()d}ˇ>
4822 <script>
4823 var x = 1;<a b={c()d}ˇ
4824 </script>
4825 </body><a b={c()d}ˇ>
4826 "#
4827 .unindent(),
4828 );
4829 cx.update_editor(|editor, cx| {
4830 editor.handle_input(">", cx);
4831 });
4832 cx.assert_editor_state(
4833 &r#"
4834 <body><a b={c()d}>ˇ
4835 <script>
4836 var x = 1;<a b={c()d}>ˇ
4837 </script>
4838 </body><a b={c()d}>ˇ
4839 "#
4840 .unindent(),
4841 );
4842
4843 // Reset
4844 cx.set_state(
4845 &r#"
4846 <body>ˇ
4847 <script>
4848 var x = 1;ˇ
4849 </script>
4850 </body>ˇ
4851 "#
4852 .unindent(),
4853 );
4854
4855 cx.update_editor(|editor, cx| {
4856 editor.handle_input("<", cx);
4857 });
4858 cx.assert_editor_state(
4859 &r#"
4860 <body><ˇ>
4861 <script>
4862 var x = 1;<ˇ
4863 </script>
4864 </body><ˇ>
4865 "#
4866 .unindent(),
4867 );
4868
4869 // When backspacing, the closing angle brackets are removed.
4870 cx.update_editor(|editor, cx| {
4871 editor.backspace(&Backspace, cx);
4872 });
4873 cx.assert_editor_state(
4874 &r#"
4875 <body>ˇ
4876 <script>
4877 var x = 1;ˇ
4878 </script>
4879 </body>ˇ
4880 "#
4881 .unindent(),
4882 );
4883
4884 // Block comments autoclose in JavaScript, but not HTML.
4885 cx.update_editor(|editor, cx| {
4886 editor.handle_input("/", cx);
4887 editor.handle_input("*", cx);
4888 });
4889 cx.assert_editor_state(
4890 &r#"
4891 <body>/*ˇ
4892 <script>
4893 var x = 1;/*ˇ */
4894 </script>
4895 </body>/*ˇ
4896 "#
4897 .unindent(),
4898 );
4899}
4900
4901#[gpui::test]
4902async fn test_autoclose_with_overrides(cx: &mut gpui::TestAppContext) {
4903 init_test(cx, |_| {});
4904
4905 let mut cx = EditorTestContext::new(cx).await;
4906
4907 let rust_language = Arc::new(
4908 Language::new(
4909 LanguageConfig {
4910 name: "Rust".into(),
4911 brackets: serde_json::from_value(json!([
4912 { "start": "{", "end": "}", "close": true, "newline": true },
4913 { "start": "\"", "end": "\"", "close": true, "newline": false, "not_in": ["string"] },
4914 ]))
4915 .unwrap(),
4916 autoclose_before: "})]>".into(),
4917 ..Default::default()
4918 },
4919 Some(tree_sitter_rust::language()),
4920 )
4921 .with_override_query("(string_literal) @string")
4922 .unwrap(),
4923 );
4924
4925 cx.language_registry().add(rust_language.clone());
4926 cx.update_buffer(|buffer, cx| {
4927 buffer.set_language(Some(rust_language), cx);
4928 });
4929
4930 cx.set_state(
4931 &r#"
4932 let x = ˇ
4933 "#
4934 .unindent(),
4935 );
4936
4937 // Inserting a quotation mark. A closing quotation mark is automatically inserted.
4938 cx.update_editor(|editor, cx| {
4939 editor.handle_input("\"", cx);
4940 });
4941 cx.assert_editor_state(
4942 &r#"
4943 let x = "ˇ"
4944 "#
4945 .unindent(),
4946 );
4947
4948 // Inserting another quotation mark. The cursor moves across the existing
4949 // automatically-inserted quotation mark.
4950 cx.update_editor(|editor, cx| {
4951 editor.handle_input("\"", cx);
4952 });
4953 cx.assert_editor_state(
4954 &r#"
4955 let x = ""ˇ
4956 "#
4957 .unindent(),
4958 );
4959
4960 // Reset
4961 cx.set_state(
4962 &r#"
4963 let x = ˇ
4964 "#
4965 .unindent(),
4966 );
4967
4968 // Inserting a quotation mark inside of a string. A second quotation mark is not inserted.
4969 cx.update_editor(|editor, cx| {
4970 editor.handle_input("\"", cx);
4971 editor.handle_input(" ", cx);
4972 editor.move_left(&Default::default(), cx);
4973 editor.handle_input("\\", cx);
4974 editor.handle_input("\"", cx);
4975 });
4976 cx.assert_editor_state(
4977 &r#"
4978 let x = "\"ˇ "
4979 "#
4980 .unindent(),
4981 );
4982
4983 // Inserting a closing quotation mark at the position of an automatically-inserted quotation
4984 // mark. Nothing is inserted.
4985 cx.update_editor(|editor, cx| {
4986 editor.move_right(&Default::default(), cx);
4987 editor.handle_input("\"", cx);
4988 });
4989 cx.assert_editor_state(
4990 &r#"
4991 let x = "\" "ˇ
4992 "#
4993 .unindent(),
4994 );
4995}
4996
4997#[gpui::test]
4998async fn test_surround_with_pair(cx: &mut gpui::TestAppContext) {
4999 init_test(cx, |_| {});
5000
5001 let language = Arc::new(Language::new(
5002 LanguageConfig {
5003 brackets: BracketPairConfig {
5004 pairs: vec![
5005 BracketPair {
5006 start: "{".to_string(),
5007 end: "}".to_string(),
5008 close: true,
5009 newline: true,
5010 },
5011 BracketPair {
5012 start: "/* ".to_string(),
5013 end: "*/".to_string(),
5014 close: true,
5015 ..Default::default()
5016 },
5017 ],
5018 ..Default::default()
5019 },
5020 ..Default::default()
5021 },
5022 Some(tree_sitter_rust::language()),
5023 ));
5024
5025 let text = r#"
5026 a
5027 b
5028 c
5029 "#
5030 .unindent();
5031
5032 let buffer = cx.new_model(|cx| {
5033 Buffer::new(0, BufferId::new(cx.entity_id().as_u64()).unwrap(), text)
5034 .with_language(language, cx)
5035 });
5036 let buffer = cx.new_model(|cx| MultiBuffer::singleton(buffer, cx));
5037 let (view, cx) = cx.add_window_view(|cx| build_editor(buffer, cx));
5038 view.condition::<crate::EditorEvent>(cx, |view, cx| !view.buffer.read(cx).is_parsing(cx))
5039 .await;
5040
5041 _ = view.update(cx, |view, cx| {
5042 view.change_selections(None, cx, |s| {
5043 s.select_display_ranges([
5044 DisplayPoint::new(0, 0)..DisplayPoint::new(0, 1),
5045 DisplayPoint::new(1, 0)..DisplayPoint::new(1, 1),
5046 DisplayPoint::new(2, 0)..DisplayPoint::new(2, 1),
5047 ])
5048 });
5049
5050 view.handle_input("{", cx);
5051 view.handle_input("{", cx);
5052 view.handle_input("{", cx);
5053 assert_eq!(
5054 view.text(cx),
5055 "
5056 {{{a}}}
5057 {{{b}}}
5058 {{{c}}}
5059 "
5060 .unindent()
5061 );
5062 assert_eq!(
5063 view.selections.display_ranges(cx),
5064 [
5065 DisplayPoint::new(0, 3)..DisplayPoint::new(0, 4),
5066 DisplayPoint::new(1, 3)..DisplayPoint::new(1, 4),
5067 DisplayPoint::new(2, 3)..DisplayPoint::new(2, 4)
5068 ]
5069 );
5070
5071 view.undo(&Undo, cx);
5072 view.undo(&Undo, cx);
5073 view.undo(&Undo, cx);
5074 assert_eq!(
5075 view.text(cx),
5076 "
5077 a
5078 b
5079 c
5080 "
5081 .unindent()
5082 );
5083 assert_eq!(
5084 view.selections.display_ranges(cx),
5085 [
5086 DisplayPoint::new(0, 0)..DisplayPoint::new(0, 1),
5087 DisplayPoint::new(1, 0)..DisplayPoint::new(1, 1),
5088 DisplayPoint::new(2, 0)..DisplayPoint::new(2, 1)
5089 ]
5090 );
5091
5092 // Ensure inserting the first character of a multi-byte bracket pair
5093 // doesn't surround the selections with the bracket.
5094 view.handle_input("/", cx);
5095 assert_eq!(
5096 view.text(cx),
5097 "
5098 /
5099 /
5100 /
5101 "
5102 .unindent()
5103 );
5104 assert_eq!(
5105 view.selections.display_ranges(cx),
5106 [
5107 DisplayPoint::new(0, 1)..DisplayPoint::new(0, 1),
5108 DisplayPoint::new(1, 1)..DisplayPoint::new(1, 1),
5109 DisplayPoint::new(2, 1)..DisplayPoint::new(2, 1)
5110 ]
5111 );
5112
5113 view.undo(&Undo, cx);
5114 assert_eq!(
5115 view.text(cx),
5116 "
5117 a
5118 b
5119 c
5120 "
5121 .unindent()
5122 );
5123 assert_eq!(
5124 view.selections.display_ranges(cx),
5125 [
5126 DisplayPoint::new(0, 0)..DisplayPoint::new(0, 1),
5127 DisplayPoint::new(1, 0)..DisplayPoint::new(1, 1),
5128 DisplayPoint::new(2, 0)..DisplayPoint::new(2, 1)
5129 ]
5130 );
5131
5132 // Ensure inserting the last character of a multi-byte bracket pair
5133 // doesn't surround the selections with the bracket.
5134 view.handle_input("*", cx);
5135 assert_eq!(
5136 view.text(cx),
5137 "
5138 *
5139 *
5140 *
5141 "
5142 .unindent()
5143 );
5144 assert_eq!(
5145 view.selections.display_ranges(cx),
5146 [
5147 DisplayPoint::new(0, 1)..DisplayPoint::new(0, 1),
5148 DisplayPoint::new(1, 1)..DisplayPoint::new(1, 1),
5149 DisplayPoint::new(2, 1)..DisplayPoint::new(2, 1)
5150 ]
5151 );
5152 });
5153}
5154
5155#[gpui::test]
5156async fn test_delete_autoclose_pair(cx: &mut gpui::TestAppContext) {
5157 init_test(cx, |_| {});
5158
5159 let language = Arc::new(Language::new(
5160 LanguageConfig {
5161 brackets: BracketPairConfig {
5162 pairs: vec![BracketPair {
5163 start: "{".to_string(),
5164 end: "}".to_string(),
5165 close: true,
5166 newline: true,
5167 }],
5168 ..Default::default()
5169 },
5170 autoclose_before: "}".to_string(),
5171 ..Default::default()
5172 },
5173 Some(tree_sitter_rust::language()),
5174 ));
5175
5176 let text = r#"
5177 a
5178 b
5179 c
5180 "#
5181 .unindent();
5182
5183 let buffer = cx.new_model(|cx| {
5184 Buffer::new(0, BufferId::new(cx.entity_id().as_u64()).unwrap(), text)
5185 .with_language(language, cx)
5186 });
5187 let buffer = cx.new_model(|cx| MultiBuffer::singleton(buffer, cx));
5188 let (editor, cx) = cx.add_window_view(|cx| build_editor(buffer, cx));
5189 editor
5190 .condition::<crate::EditorEvent>(cx, |view, cx| !view.buffer.read(cx).is_parsing(cx))
5191 .await;
5192
5193 _ = editor.update(cx, |editor, cx| {
5194 editor.change_selections(None, cx, |s| {
5195 s.select_ranges([
5196 Point::new(0, 1)..Point::new(0, 1),
5197 Point::new(1, 1)..Point::new(1, 1),
5198 Point::new(2, 1)..Point::new(2, 1),
5199 ])
5200 });
5201
5202 editor.handle_input("{", cx);
5203 editor.handle_input("{", cx);
5204 editor.handle_input("_", cx);
5205 assert_eq!(
5206 editor.text(cx),
5207 "
5208 a{{_}}
5209 b{{_}}
5210 c{{_}}
5211 "
5212 .unindent()
5213 );
5214 assert_eq!(
5215 editor.selections.ranges::<Point>(cx),
5216 [
5217 Point::new(0, 4)..Point::new(0, 4),
5218 Point::new(1, 4)..Point::new(1, 4),
5219 Point::new(2, 4)..Point::new(2, 4)
5220 ]
5221 );
5222
5223 editor.backspace(&Default::default(), cx);
5224 editor.backspace(&Default::default(), cx);
5225 assert_eq!(
5226 editor.text(cx),
5227 "
5228 a{}
5229 b{}
5230 c{}
5231 "
5232 .unindent()
5233 );
5234 assert_eq!(
5235 editor.selections.ranges::<Point>(cx),
5236 [
5237 Point::new(0, 2)..Point::new(0, 2),
5238 Point::new(1, 2)..Point::new(1, 2),
5239 Point::new(2, 2)..Point::new(2, 2)
5240 ]
5241 );
5242
5243 editor.delete_to_previous_word_start(&Default::default(), cx);
5244 assert_eq!(
5245 editor.text(cx),
5246 "
5247 a
5248 b
5249 c
5250 "
5251 .unindent()
5252 );
5253 assert_eq!(
5254 editor.selections.ranges::<Point>(cx),
5255 [
5256 Point::new(0, 1)..Point::new(0, 1),
5257 Point::new(1, 1)..Point::new(1, 1),
5258 Point::new(2, 1)..Point::new(2, 1)
5259 ]
5260 );
5261 });
5262}
5263
5264#[gpui::test]
5265async fn test_always_treat_brackets_as_autoclosed_delete(cx: &mut gpui::TestAppContext) {
5266 init_test(cx, |settings| {
5267 settings.defaults.always_treat_brackets_as_autoclosed = Some(true);
5268 });
5269
5270 let mut cx = EditorTestContext::new(cx).await;
5271
5272 let language = Arc::new(Language::new(
5273 LanguageConfig {
5274 brackets: BracketPairConfig {
5275 pairs: vec![
5276 BracketPair {
5277 start: "{".to_string(),
5278 end: "}".to_string(),
5279 close: true,
5280 newline: true,
5281 },
5282 BracketPair {
5283 start: "(".to_string(),
5284 end: ")".to_string(),
5285 close: true,
5286 newline: true,
5287 },
5288 BracketPair {
5289 start: "[".to_string(),
5290 end: "]".to_string(),
5291 close: false,
5292 newline: true,
5293 },
5294 ],
5295 ..Default::default()
5296 },
5297 autoclose_before: "})]".to_string(),
5298 ..Default::default()
5299 },
5300 Some(tree_sitter_rust::language()),
5301 ));
5302
5303 cx.language_registry().add(language.clone());
5304 cx.update_buffer(|buffer, cx| {
5305 buffer.set_language(Some(language), cx);
5306 });
5307
5308 cx.set_state(
5309 &"
5310 {(ˇ)}
5311 [[ˇ]]
5312 {(ˇ)}
5313 "
5314 .unindent(),
5315 );
5316
5317 cx.update_editor(|view, cx| {
5318 view.backspace(&Default::default(), cx);
5319 view.backspace(&Default::default(), cx);
5320 });
5321
5322 cx.assert_editor_state(
5323 &"
5324 ˇ
5325 ˇ]]
5326 ˇ
5327 "
5328 .unindent(),
5329 );
5330
5331 cx.update_editor(|view, cx| {
5332 view.handle_input("{", cx);
5333 view.handle_input("{", cx);
5334 view.move_right(&MoveRight, cx);
5335 view.move_right(&MoveRight, cx);
5336 view.move_left(&MoveLeft, cx);
5337 view.move_left(&MoveLeft, cx);
5338 view.backspace(&Default::default(), cx);
5339 });
5340
5341 cx.assert_editor_state(
5342 &"
5343 {ˇ}
5344 {ˇ}]]
5345 {ˇ}
5346 "
5347 .unindent(),
5348 );
5349
5350 cx.update_editor(|view, cx| {
5351 view.backspace(&Default::default(), cx);
5352 });
5353
5354 cx.assert_editor_state(
5355 &"
5356 ˇ
5357 ˇ]]
5358 ˇ
5359 "
5360 .unindent(),
5361 );
5362}
5363
5364#[gpui::test]
5365async fn test_auto_replace_emoji_shortcode(cx: &mut gpui::TestAppContext) {
5366 init_test(cx, |_| {});
5367
5368 let language = Arc::new(Language::new(
5369 LanguageConfig::default(),
5370 Some(tree_sitter_rust::language()),
5371 ));
5372
5373 let buffer = cx.new_model(|cx| {
5374 Buffer::new(0, BufferId::new(cx.entity_id().as_u64()).unwrap(), "")
5375 .with_language(language, cx)
5376 });
5377 let buffer = cx.new_model(|cx| MultiBuffer::singleton(buffer, cx));
5378 let (editor, cx) = cx.add_window_view(|cx| build_editor(buffer, cx));
5379 editor
5380 .condition::<crate::EditorEvent>(cx, |view, cx| !view.buffer.read(cx).is_parsing(cx))
5381 .await;
5382
5383 _ = editor.update(cx, |editor, cx| {
5384 editor.set_auto_replace_emoji_shortcode(true);
5385
5386 editor.handle_input("Hello ", cx);
5387 editor.handle_input(":wave", cx);
5388 assert_eq!(editor.text(cx), "Hello :wave".unindent());
5389
5390 editor.handle_input(":", cx);
5391 assert_eq!(editor.text(cx), "Hello 👋".unindent());
5392
5393 editor.handle_input(" :smile", cx);
5394 assert_eq!(editor.text(cx), "Hello 👋 :smile".unindent());
5395
5396 editor.handle_input(":", cx);
5397 assert_eq!(editor.text(cx), "Hello 👋 😄".unindent());
5398
5399 // Ensure shortcode gets replaced when it is part of a word that only consists of emojis
5400 editor.handle_input(":wave", cx);
5401 assert_eq!(editor.text(cx), "Hello 👋 😄:wave".unindent());
5402
5403 editor.handle_input(":", cx);
5404 assert_eq!(editor.text(cx), "Hello 👋 😄👋".unindent());
5405
5406 editor.handle_input(":1", cx);
5407 assert_eq!(editor.text(cx), "Hello 👋 😄👋:1".unindent());
5408
5409 editor.handle_input(":", cx);
5410 assert_eq!(editor.text(cx), "Hello 👋 😄👋:1:".unindent());
5411
5412 // Ensure shortcode does not get replaced when it is part of a word
5413 editor.handle_input(" Test:wave", cx);
5414 assert_eq!(editor.text(cx), "Hello 👋 😄👋:1: Test:wave".unindent());
5415
5416 editor.handle_input(":", cx);
5417 assert_eq!(editor.text(cx), "Hello 👋 😄👋:1: Test:wave:".unindent());
5418
5419 editor.set_auto_replace_emoji_shortcode(false);
5420
5421 // Ensure shortcode does not get replaced when auto replace is off
5422 editor.handle_input(" :wave", cx);
5423 assert_eq!(
5424 editor.text(cx),
5425 "Hello 👋 😄👋:1: Test:wave: :wave".unindent()
5426 );
5427
5428 editor.handle_input(":", cx);
5429 assert_eq!(
5430 editor.text(cx),
5431 "Hello 👋 😄👋:1: Test:wave: :wave:".unindent()
5432 );
5433 });
5434}
5435
5436#[gpui::test]
5437async fn test_snippets(cx: &mut gpui::TestAppContext) {
5438 init_test(cx, |_| {});
5439
5440 let (text, insertion_ranges) = marked_text_ranges(
5441 indoc! {"
5442 a.ˇ b
5443 a.ˇ b
5444 a.ˇ b
5445 "},
5446 false,
5447 );
5448
5449 let buffer = cx.update(|cx| MultiBuffer::build_simple(&text, cx));
5450 let (editor, cx) = cx.add_window_view(|cx| build_editor(buffer, cx));
5451
5452 _ = editor.update(cx, |editor, cx| {
5453 let snippet = Snippet::parse("f(${1:one}, ${2:two}, ${1:three})$0").unwrap();
5454
5455 editor
5456 .insert_snippet(&insertion_ranges, snippet, cx)
5457 .unwrap();
5458
5459 fn assert(editor: &mut Editor, cx: &mut ViewContext<Editor>, marked_text: &str) {
5460 let (expected_text, selection_ranges) = marked_text_ranges(marked_text, false);
5461 assert_eq!(editor.text(cx), expected_text);
5462 assert_eq!(editor.selections.ranges::<usize>(cx), selection_ranges);
5463 }
5464
5465 assert(
5466 editor,
5467 cx,
5468 indoc! {"
5469 a.f(«one», two, «three») b
5470 a.f(«one», two, «three») b
5471 a.f(«one», two, «three») b
5472 "},
5473 );
5474
5475 // Can't move earlier than the first tab stop
5476 assert!(!editor.move_to_prev_snippet_tabstop(cx));
5477 assert(
5478 editor,
5479 cx,
5480 indoc! {"
5481 a.f(«one», two, «three») b
5482 a.f(«one», two, «three») b
5483 a.f(«one», two, «three») b
5484 "},
5485 );
5486
5487 assert!(editor.move_to_next_snippet_tabstop(cx));
5488 assert(
5489 editor,
5490 cx,
5491 indoc! {"
5492 a.f(one, «two», three) b
5493 a.f(one, «two», three) b
5494 a.f(one, «two», three) b
5495 "},
5496 );
5497
5498 editor.move_to_prev_snippet_tabstop(cx);
5499 assert(
5500 editor,
5501 cx,
5502 indoc! {"
5503 a.f(«one», two, «three») b
5504 a.f(«one», two, «three») b
5505 a.f(«one», two, «three») b
5506 "},
5507 );
5508
5509 assert!(editor.move_to_next_snippet_tabstop(cx));
5510 assert(
5511 editor,
5512 cx,
5513 indoc! {"
5514 a.f(one, «two», three) b
5515 a.f(one, «two», three) b
5516 a.f(one, «two», three) b
5517 "},
5518 );
5519 assert!(editor.move_to_next_snippet_tabstop(cx));
5520 assert(
5521 editor,
5522 cx,
5523 indoc! {"
5524 a.f(one, two, three)ˇ b
5525 a.f(one, two, three)ˇ b
5526 a.f(one, two, three)ˇ b
5527 "},
5528 );
5529
5530 // As soon as the last tab stop is reached, snippet state is gone
5531 editor.move_to_prev_snippet_tabstop(cx);
5532 assert(
5533 editor,
5534 cx,
5535 indoc! {"
5536 a.f(one, two, three)ˇ b
5537 a.f(one, two, three)ˇ b
5538 a.f(one, two, three)ˇ b
5539 "},
5540 );
5541 });
5542}
5543
5544#[gpui::test]
5545async fn test_document_format_during_save(cx: &mut gpui::TestAppContext) {
5546 init_test(cx, |_| {});
5547
5548 let fs = FakeFs::new(cx.executor());
5549 fs.insert_file("/file.rs", Default::default()).await;
5550
5551 let project = Project::test(fs, ["/file.rs".as_ref()], cx).await;
5552
5553 let language_registry = project.read_with(cx, |project, _| project.languages().clone());
5554 language_registry.add(rust_lang());
5555 let mut fake_servers = language_registry.register_fake_lsp_adapter(
5556 "Rust",
5557 FakeLspAdapter {
5558 capabilities: lsp::ServerCapabilities {
5559 document_formatting_provider: Some(lsp::OneOf::Left(true)),
5560 ..Default::default()
5561 },
5562 ..Default::default()
5563 },
5564 );
5565
5566 let buffer = project
5567 .update(cx, |project, cx| project.open_local_buffer("/file.rs", cx))
5568 .await
5569 .unwrap();
5570
5571 cx.executor().start_waiting();
5572 let fake_server = fake_servers.next().await.unwrap();
5573
5574 let buffer = cx.new_model(|cx| MultiBuffer::singleton(buffer, cx));
5575 let (editor, cx) = cx.add_window_view(|cx| build_editor(buffer, cx));
5576 _ = editor.update(cx, |editor, cx| editor.set_text("one\ntwo\nthree\n", cx));
5577 assert!(cx.read(|cx| editor.is_dirty(cx)));
5578
5579 let save = editor
5580 .update(cx, |editor, cx| editor.save(true, project.clone(), cx))
5581 .unwrap();
5582 fake_server
5583 .handle_request::<lsp::request::Formatting, _, _>(move |params, _| async move {
5584 assert_eq!(
5585 params.text_document.uri,
5586 lsp::Url::from_file_path("/file.rs").unwrap()
5587 );
5588 assert_eq!(params.options.tab_size, 4);
5589 Ok(Some(vec![lsp::TextEdit::new(
5590 lsp::Range::new(lsp::Position::new(0, 3), lsp::Position::new(1, 0)),
5591 ", ".to_string(),
5592 )]))
5593 })
5594 .next()
5595 .await;
5596 cx.executor().start_waiting();
5597 let _x = save.await;
5598
5599 assert_eq!(
5600 editor.update(cx, |editor, cx| editor.text(cx)),
5601 "one, two\nthree\n"
5602 );
5603 assert!(!cx.read(|cx| editor.is_dirty(cx)));
5604
5605 _ = editor.update(cx, |editor, cx| editor.set_text("one\ntwo\nthree\n", cx));
5606 assert!(cx.read(|cx| editor.is_dirty(cx)));
5607
5608 // Ensure we can still save even if formatting hangs.
5609 fake_server.handle_request::<lsp::request::Formatting, _, _>(move |params, _| async move {
5610 assert_eq!(
5611 params.text_document.uri,
5612 lsp::Url::from_file_path("/file.rs").unwrap()
5613 );
5614 futures::future::pending::<()>().await;
5615 unreachable!()
5616 });
5617 let save = editor
5618 .update(cx, |editor, cx| editor.save(true, project.clone(), cx))
5619 .unwrap();
5620 cx.executor().advance_clock(super::FORMAT_TIMEOUT);
5621 cx.executor().start_waiting();
5622 save.await;
5623 assert_eq!(
5624 editor.update(cx, |editor, cx| editor.text(cx)),
5625 "one\ntwo\nthree\n"
5626 );
5627 assert!(!cx.read(|cx| editor.is_dirty(cx)));
5628
5629 // Set rust language override and assert overridden tabsize is sent to language server
5630 update_test_language_settings(cx, |settings| {
5631 settings.languages.insert(
5632 "Rust".into(),
5633 LanguageSettingsContent {
5634 tab_size: NonZeroU32::new(8),
5635 ..Default::default()
5636 },
5637 );
5638 });
5639
5640 let save = editor
5641 .update(cx, |editor, cx| editor.save(true, project.clone(), cx))
5642 .unwrap();
5643 fake_server
5644 .handle_request::<lsp::request::Formatting, _, _>(move |params, _| async move {
5645 assert_eq!(
5646 params.text_document.uri,
5647 lsp::Url::from_file_path("/file.rs").unwrap()
5648 );
5649 assert_eq!(params.options.tab_size, 8);
5650 Ok(Some(vec![]))
5651 })
5652 .next()
5653 .await;
5654 cx.executor().start_waiting();
5655 save.await;
5656}
5657
5658#[gpui::test]
5659async fn test_range_format_during_save(cx: &mut gpui::TestAppContext) {
5660 init_test(cx, |_| {});
5661
5662 let fs = FakeFs::new(cx.executor());
5663 fs.insert_file("/file.rs", Default::default()).await;
5664
5665 let project = Project::test(fs, ["/file.rs".as_ref()], cx).await;
5666
5667 let language_registry = project.read_with(cx, |project, _| project.languages().clone());
5668 language_registry.add(rust_lang());
5669 let mut fake_servers = language_registry.register_fake_lsp_adapter(
5670 "Rust",
5671 FakeLspAdapter {
5672 capabilities: lsp::ServerCapabilities {
5673 document_range_formatting_provider: Some(lsp::OneOf::Left(true)),
5674 ..Default::default()
5675 },
5676 ..Default::default()
5677 },
5678 );
5679
5680 let buffer = project
5681 .update(cx, |project, cx| project.open_local_buffer("/file.rs", cx))
5682 .await
5683 .unwrap();
5684
5685 cx.executor().start_waiting();
5686 let fake_server = fake_servers.next().await.unwrap();
5687
5688 let buffer = cx.new_model(|cx| MultiBuffer::singleton(buffer, cx));
5689 let (editor, cx) = cx.add_window_view(|cx| build_editor(buffer, cx));
5690 _ = editor.update(cx, |editor, cx| editor.set_text("one\ntwo\nthree\n", cx));
5691 assert!(cx.read(|cx| editor.is_dirty(cx)));
5692
5693 let save = editor
5694 .update(cx, |editor, cx| editor.save(true, project.clone(), cx))
5695 .unwrap();
5696 fake_server
5697 .handle_request::<lsp::request::RangeFormatting, _, _>(move |params, _| async move {
5698 assert_eq!(
5699 params.text_document.uri,
5700 lsp::Url::from_file_path("/file.rs").unwrap()
5701 );
5702 assert_eq!(params.options.tab_size, 4);
5703 Ok(Some(vec![lsp::TextEdit::new(
5704 lsp::Range::new(lsp::Position::new(0, 3), lsp::Position::new(1, 0)),
5705 ", ".to_string(),
5706 )]))
5707 })
5708 .next()
5709 .await;
5710 cx.executor().start_waiting();
5711 save.await;
5712 assert_eq!(
5713 editor.update(cx, |editor, cx| editor.text(cx)),
5714 "one, two\nthree\n"
5715 );
5716 assert!(!cx.read(|cx| editor.is_dirty(cx)));
5717
5718 _ = editor.update(cx, |editor, cx| editor.set_text("one\ntwo\nthree\n", cx));
5719 assert!(cx.read(|cx| editor.is_dirty(cx)));
5720
5721 // Ensure we can still save even if formatting hangs.
5722 fake_server.handle_request::<lsp::request::RangeFormatting, _, _>(
5723 move |params, _| async move {
5724 assert_eq!(
5725 params.text_document.uri,
5726 lsp::Url::from_file_path("/file.rs").unwrap()
5727 );
5728 futures::future::pending::<()>().await;
5729 unreachable!()
5730 },
5731 );
5732 let save = editor
5733 .update(cx, |editor, cx| editor.save(true, project.clone(), cx))
5734 .unwrap();
5735 cx.executor().advance_clock(super::FORMAT_TIMEOUT);
5736 cx.executor().start_waiting();
5737 save.await;
5738 assert_eq!(
5739 editor.update(cx, |editor, cx| editor.text(cx)),
5740 "one\ntwo\nthree\n"
5741 );
5742 assert!(!cx.read(|cx| editor.is_dirty(cx)));
5743
5744 // Set rust language override and assert overridden tabsize is sent to language server
5745 update_test_language_settings(cx, |settings| {
5746 settings.languages.insert(
5747 "Rust".into(),
5748 LanguageSettingsContent {
5749 tab_size: NonZeroU32::new(8),
5750 ..Default::default()
5751 },
5752 );
5753 });
5754
5755 let save = editor
5756 .update(cx, |editor, cx| editor.save(true, project.clone(), cx))
5757 .unwrap();
5758 fake_server
5759 .handle_request::<lsp::request::RangeFormatting, _, _>(move |params, _| async move {
5760 assert_eq!(
5761 params.text_document.uri,
5762 lsp::Url::from_file_path("/file.rs").unwrap()
5763 );
5764 assert_eq!(params.options.tab_size, 8);
5765 Ok(Some(vec![]))
5766 })
5767 .next()
5768 .await;
5769 cx.executor().start_waiting();
5770 save.await;
5771}
5772
5773#[gpui::test]
5774async fn test_document_format_manual_trigger(cx: &mut gpui::TestAppContext) {
5775 init_test(cx, |settings| {
5776 settings.defaults.formatter = Some(language_settings::Formatter::LanguageServer)
5777 });
5778
5779 let fs = FakeFs::new(cx.executor());
5780 fs.insert_file("/file.rs", Default::default()).await;
5781
5782 let project = Project::test(fs, ["/file.rs".as_ref()], cx).await;
5783
5784 let language_registry = project.read_with(cx, |project, _| project.languages().clone());
5785 language_registry.add(Arc::new(Language::new(
5786 LanguageConfig {
5787 name: "Rust".into(),
5788 matcher: LanguageMatcher {
5789 path_suffixes: vec!["rs".to_string()],
5790 ..Default::default()
5791 },
5792 // Enable Prettier formatting for the same buffer, and ensure
5793 // LSP is called instead of Prettier.
5794 prettier_parser_name: Some("test_parser".to_string()),
5795 ..Default::default()
5796 },
5797 Some(tree_sitter_rust::language()),
5798 )));
5799 let mut fake_servers = language_registry.register_fake_lsp_adapter(
5800 "Rust",
5801 FakeLspAdapter {
5802 capabilities: lsp::ServerCapabilities {
5803 document_formatting_provider: Some(lsp::OneOf::Left(true)),
5804 ..Default::default()
5805 },
5806 ..Default::default()
5807 },
5808 );
5809
5810 let buffer = project
5811 .update(cx, |project, cx| project.open_local_buffer("/file.rs", cx))
5812 .await
5813 .unwrap();
5814
5815 cx.executor().start_waiting();
5816 let fake_server = fake_servers.next().await.unwrap();
5817
5818 let buffer = cx.new_model(|cx| MultiBuffer::singleton(buffer, cx));
5819 let (editor, cx) = cx.add_window_view(|cx| build_editor(buffer, cx));
5820 _ = editor.update(cx, |editor, cx| editor.set_text("one\ntwo\nthree\n", cx));
5821
5822 let format = editor
5823 .update(cx, |editor, cx| {
5824 editor.perform_format(project.clone(), FormatTrigger::Manual, cx)
5825 })
5826 .unwrap();
5827 fake_server
5828 .handle_request::<lsp::request::Formatting, _, _>(move |params, _| async move {
5829 assert_eq!(
5830 params.text_document.uri,
5831 lsp::Url::from_file_path("/file.rs").unwrap()
5832 );
5833 assert_eq!(params.options.tab_size, 4);
5834 Ok(Some(vec![lsp::TextEdit::new(
5835 lsp::Range::new(lsp::Position::new(0, 3), lsp::Position::new(1, 0)),
5836 ", ".to_string(),
5837 )]))
5838 })
5839 .next()
5840 .await;
5841 cx.executor().start_waiting();
5842 format.await;
5843 assert_eq!(
5844 editor.update(cx, |editor, cx| editor.text(cx)),
5845 "one, two\nthree\n"
5846 );
5847
5848 _ = editor.update(cx, |editor, cx| editor.set_text("one\ntwo\nthree\n", cx));
5849 // Ensure we don't lock if formatting hangs.
5850 fake_server.handle_request::<lsp::request::Formatting, _, _>(move |params, _| async move {
5851 assert_eq!(
5852 params.text_document.uri,
5853 lsp::Url::from_file_path("/file.rs").unwrap()
5854 );
5855 futures::future::pending::<()>().await;
5856 unreachable!()
5857 });
5858 let format = editor
5859 .update(cx, |editor, cx| {
5860 editor.perform_format(project, FormatTrigger::Manual, cx)
5861 })
5862 .unwrap();
5863 cx.executor().advance_clock(super::FORMAT_TIMEOUT);
5864 cx.executor().start_waiting();
5865 format.await;
5866 assert_eq!(
5867 editor.update(cx, |editor, cx| editor.text(cx)),
5868 "one\ntwo\nthree\n"
5869 );
5870}
5871
5872#[gpui::test]
5873async fn test_concurrent_format_requests(cx: &mut gpui::TestAppContext) {
5874 init_test(cx, |_| {});
5875
5876 let mut cx = EditorLspTestContext::new_rust(
5877 lsp::ServerCapabilities {
5878 document_formatting_provider: Some(lsp::OneOf::Left(true)),
5879 ..Default::default()
5880 },
5881 cx,
5882 )
5883 .await;
5884
5885 cx.set_state(indoc! {"
5886 one.twoˇ
5887 "});
5888
5889 // The format request takes a long time. When it completes, it inserts
5890 // a newline and an indent before the `.`
5891 cx.lsp
5892 .handle_request::<lsp::request::Formatting, _, _>(move |_, cx| {
5893 let executor = cx.background_executor().clone();
5894 async move {
5895 executor.timer(Duration::from_millis(100)).await;
5896 Ok(Some(vec![lsp::TextEdit {
5897 range: lsp::Range::new(lsp::Position::new(0, 3), lsp::Position::new(0, 3)),
5898 new_text: "\n ".into(),
5899 }]))
5900 }
5901 });
5902
5903 // Submit a format request.
5904 let format_1 = cx
5905 .update_editor(|editor, cx| editor.format(&Format, cx))
5906 .unwrap();
5907 cx.executor().run_until_parked();
5908
5909 // Submit a second format request.
5910 let format_2 = cx
5911 .update_editor(|editor, cx| editor.format(&Format, cx))
5912 .unwrap();
5913 cx.executor().run_until_parked();
5914
5915 // Wait for both format requests to complete
5916 cx.executor().advance_clock(Duration::from_millis(200));
5917 cx.executor().start_waiting();
5918 format_1.await.unwrap();
5919 cx.executor().start_waiting();
5920 format_2.await.unwrap();
5921
5922 // The formatting edits only happens once.
5923 cx.assert_editor_state(indoc! {"
5924 one
5925 .twoˇ
5926 "});
5927}
5928
5929#[gpui::test]
5930async fn test_strip_whitespace_and_format_via_lsp(cx: &mut gpui::TestAppContext) {
5931 init_test(cx, |settings| {
5932 settings.defaults.formatter = Some(language_settings::Formatter::Auto)
5933 });
5934
5935 let mut cx = EditorLspTestContext::new_rust(
5936 lsp::ServerCapabilities {
5937 document_formatting_provider: Some(lsp::OneOf::Left(true)),
5938 ..Default::default()
5939 },
5940 cx,
5941 )
5942 .await;
5943
5944 // Set up a buffer white some trailing whitespace and no trailing newline.
5945 cx.set_state(
5946 &[
5947 "one ", //
5948 "twoˇ", //
5949 "three ", //
5950 "four", //
5951 ]
5952 .join("\n"),
5953 );
5954
5955 // Submit a format request.
5956 let format = cx
5957 .update_editor(|editor, cx| editor.format(&Format, cx))
5958 .unwrap();
5959
5960 // Record which buffer changes have been sent to the language server
5961 let buffer_changes = Arc::new(Mutex::new(Vec::new()));
5962 cx.lsp
5963 .handle_notification::<lsp::notification::DidChangeTextDocument, _>({
5964 let buffer_changes = buffer_changes.clone();
5965 move |params, _| {
5966 buffer_changes.lock().extend(
5967 params
5968 .content_changes
5969 .into_iter()
5970 .map(|e| (e.range.unwrap(), e.text)),
5971 );
5972 }
5973 });
5974
5975 // Handle formatting requests to the language server.
5976 cx.lsp.handle_request::<lsp::request::Formatting, _, _>({
5977 let buffer_changes = buffer_changes.clone();
5978 move |_, _| {
5979 // When formatting is requested, trailing whitespace has already been stripped,
5980 // and the trailing newline has already been added.
5981 assert_eq!(
5982 &buffer_changes.lock()[1..],
5983 &[
5984 (
5985 lsp::Range::new(lsp::Position::new(0, 3), lsp::Position::new(0, 4)),
5986 "".into()
5987 ),
5988 (
5989 lsp::Range::new(lsp::Position::new(2, 5), lsp::Position::new(2, 6)),
5990 "".into()
5991 ),
5992 (
5993 lsp::Range::new(lsp::Position::new(3, 4), lsp::Position::new(3, 4)),
5994 "\n".into()
5995 ),
5996 ]
5997 );
5998
5999 // Insert blank lines between each line of the buffer.
6000 async move {
6001 Ok(Some(vec![
6002 lsp::TextEdit {
6003 range: lsp::Range::new(lsp::Position::new(1, 0), lsp::Position::new(1, 0)),
6004 new_text: "\n".into(),
6005 },
6006 lsp::TextEdit {
6007 range: lsp::Range::new(lsp::Position::new(2, 0), lsp::Position::new(2, 0)),
6008 new_text: "\n".into(),
6009 },
6010 ]))
6011 }
6012 }
6013 });
6014
6015 // After formatting the buffer, the trailing whitespace is stripped,
6016 // a newline is appended, and the edits provided by the language server
6017 // have been applied.
6018 format.await.unwrap();
6019 cx.assert_editor_state(
6020 &[
6021 "one", //
6022 "", //
6023 "twoˇ", //
6024 "", //
6025 "three", //
6026 "four", //
6027 "", //
6028 ]
6029 .join("\n"),
6030 );
6031
6032 // Undoing the formatting undoes the trailing whitespace removal, the
6033 // trailing newline, and the LSP edits.
6034 cx.update_buffer(|buffer, cx| buffer.undo(cx));
6035 cx.assert_editor_state(
6036 &[
6037 "one ", //
6038 "twoˇ", //
6039 "three ", //
6040 "four", //
6041 ]
6042 .join("\n"),
6043 );
6044}
6045
6046#[gpui::test]
6047async fn test_completion(cx: &mut gpui::TestAppContext) {
6048 init_test(cx, |_| {});
6049
6050 let mut cx = EditorLspTestContext::new_rust(
6051 lsp::ServerCapabilities {
6052 completion_provider: Some(lsp::CompletionOptions {
6053 trigger_characters: Some(vec![".".to_string(), ":".to_string()]),
6054 resolve_provider: Some(true),
6055 ..Default::default()
6056 }),
6057 ..Default::default()
6058 },
6059 cx,
6060 )
6061 .await;
6062
6063 cx.set_state(indoc! {"
6064 oneˇ
6065 two
6066 three
6067 "});
6068 cx.simulate_keystroke(".");
6069 handle_completion_request(
6070 &mut cx,
6071 indoc! {"
6072 one.|<>
6073 two
6074 three
6075 "},
6076 vec!["first_completion", "second_completion"],
6077 )
6078 .await;
6079 cx.condition(|editor, _| editor.context_menu_visible())
6080 .await;
6081 let apply_additional_edits = cx.update_editor(|editor, cx| {
6082 editor.context_menu_next(&Default::default(), cx);
6083 editor
6084 .confirm_completion(&ConfirmCompletion::default(), cx)
6085 .unwrap()
6086 });
6087 cx.assert_editor_state(indoc! {"
6088 one.second_completionˇ
6089 two
6090 three
6091 "});
6092
6093 handle_resolve_completion_request(
6094 &mut cx,
6095 Some(vec![
6096 (
6097 //This overlaps with the primary completion edit which is
6098 //misbehavior from the LSP spec, test that we filter it out
6099 indoc! {"
6100 one.second_ˇcompletion
6101 two
6102 threeˇ
6103 "},
6104 "overlapping additional edit",
6105 ),
6106 (
6107 indoc! {"
6108 one.second_completion
6109 two
6110 threeˇ
6111 "},
6112 "\nadditional edit",
6113 ),
6114 ]),
6115 )
6116 .await;
6117 apply_additional_edits.await.unwrap();
6118 cx.assert_editor_state(indoc! {"
6119 one.second_completionˇ
6120 two
6121 three
6122 additional edit
6123 "});
6124
6125 cx.set_state(indoc! {"
6126 one.second_completion
6127 twoˇ
6128 threeˇ
6129 additional edit
6130 "});
6131 cx.simulate_keystroke(" ");
6132 assert!(cx.editor(|e, _| e.context_menu.read().is_none()));
6133 cx.simulate_keystroke("s");
6134 assert!(cx.editor(|e, _| e.context_menu.read().is_none()));
6135
6136 cx.assert_editor_state(indoc! {"
6137 one.second_completion
6138 two sˇ
6139 three sˇ
6140 additional edit
6141 "});
6142 handle_completion_request(
6143 &mut cx,
6144 indoc! {"
6145 one.second_completion
6146 two s
6147 three <s|>
6148 additional edit
6149 "},
6150 vec!["fourth_completion", "fifth_completion", "sixth_completion"],
6151 )
6152 .await;
6153 cx.condition(|editor, _| editor.context_menu_visible())
6154 .await;
6155
6156 cx.simulate_keystroke("i");
6157
6158 handle_completion_request(
6159 &mut cx,
6160 indoc! {"
6161 one.second_completion
6162 two si
6163 three <si|>
6164 additional edit
6165 "},
6166 vec!["fourth_completion", "fifth_completion", "sixth_completion"],
6167 )
6168 .await;
6169 cx.condition(|editor, _| editor.context_menu_visible())
6170 .await;
6171
6172 let apply_additional_edits = cx.update_editor(|editor, cx| {
6173 editor
6174 .confirm_completion(&ConfirmCompletion::default(), cx)
6175 .unwrap()
6176 });
6177 cx.assert_editor_state(indoc! {"
6178 one.second_completion
6179 two sixth_completionˇ
6180 three sixth_completionˇ
6181 additional edit
6182 "});
6183
6184 handle_resolve_completion_request(&mut cx, None).await;
6185 apply_additional_edits.await.unwrap();
6186
6187 _ = cx.update(|cx| {
6188 cx.update_global::<SettingsStore, _>(|settings, cx| {
6189 settings.update_user_settings::<EditorSettings>(cx, |settings| {
6190 settings.show_completions_on_input = Some(false);
6191 });
6192 })
6193 });
6194 cx.set_state("editorˇ");
6195 cx.simulate_keystroke(".");
6196 assert!(cx.editor(|e, _| e.context_menu.read().is_none()));
6197 cx.simulate_keystroke("c");
6198 cx.simulate_keystroke("l");
6199 cx.simulate_keystroke("o");
6200 cx.assert_editor_state("editor.cloˇ");
6201 assert!(cx.editor(|e, _| e.context_menu.read().is_none()));
6202 cx.update_editor(|editor, cx| {
6203 editor.show_completions(&ShowCompletions, cx);
6204 });
6205 handle_completion_request(&mut cx, "editor.<clo|>", vec!["close", "clobber"]).await;
6206 cx.condition(|editor, _| editor.context_menu_visible())
6207 .await;
6208 let apply_additional_edits = cx.update_editor(|editor, cx| {
6209 editor
6210 .confirm_completion(&ConfirmCompletion::default(), cx)
6211 .unwrap()
6212 });
6213 cx.assert_editor_state("editor.closeˇ");
6214 handle_resolve_completion_request(&mut cx, None).await;
6215 apply_additional_edits.await.unwrap();
6216}
6217
6218#[gpui::test]
6219async fn test_toggle_comment(cx: &mut gpui::TestAppContext) {
6220 init_test(cx, |_| {});
6221 let mut cx = EditorTestContext::new(cx).await;
6222 let language = Arc::new(Language::new(
6223 LanguageConfig {
6224 line_comments: vec!["// ".into()],
6225 ..Default::default()
6226 },
6227 Some(tree_sitter_rust::language()),
6228 ));
6229 cx.update_buffer(|buffer, cx| buffer.set_language(Some(language), cx));
6230
6231 // If multiple selections intersect a line, the line is only toggled once.
6232 cx.set_state(indoc! {"
6233 fn a() {
6234 «//b();
6235 ˇ»// «c();
6236 //ˇ» d();
6237 }
6238 "});
6239
6240 cx.update_editor(|e, cx| e.toggle_comments(&ToggleComments::default(), cx));
6241
6242 cx.assert_editor_state(indoc! {"
6243 fn a() {
6244 «b();
6245 c();
6246 ˇ» d();
6247 }
6248 "});
6249
6250 // The comment prefix is inserted at the same column for every line in a
6251 // selection.
6252 cx.update_editor(|e, cx| e.toggle_comments(&ToggleComments::default(), cx));
6253
6254 cx.assert_editor_state(indoc! {"
6255 fn a() {
6256 // «b();
6257 // c();
6258 ˇ»// d();
6259 }
6260 "});
6261
6262 // If a selection ends at the beginning of a line, that line is not toggled.
6263 cx.set_selections_state(indoc! {"
6264 fn a() {
6265 // b();
6266 «// c();
6267 ˇ» // d();
6268 }
6269 "});
6270
6271 cx.update_editor(|e, cx| e.toggle_comments(&ToggleComments::default(), cx));
6272
6273 cx.assert_editor_state(indoc! {"
6274 fn a() {
6275 // b();
6276 «c();
6277 ˇ» // d();
6278 }
6279 "});
6280
6281 // If a selection span a single line and is empty, the line is toggled.
6282 cx.set_state(indoc! {"
6283 fn a() {
6284 a();
6285 b();
6286 ˇ
6287 }
6288 "});
6289
6290 cx.update_editor(|e, cx| e.toggle_comments(&ToggleComments::default(), cx));
6291
6292 cx.assert_editor_state(indoc! {"
6293 fn a() {
6294 a();
6295 b();
6296 //•ˇ
6297 }
6298 "});
6299
6300 // If a selection span multiple lines, empty lines are not toggled.
6301 cx.set_state(indoc! {"
6302 fn a() {
6303 «a();
6304
6305 c();ˇ»
6306 }
6307 "});
6308
6309 cx.update_editor(|e, cx| e.toggle_comments(&ToggleComments::default(), cx));
6310
6311 cx.assert_editor_state(indoc! {"
6312 fn a() {
6313 // «a();
6314
6315 // c();ˇ»
6316 }
6317 "});
6318}
6319
6320#[gpui::test]
6321async fn test_advance_downward_on_toggle_comment(cx: &mut gpui::TestAppContext) {
6322 init_test(cx, |_| {});
6323
6324 let language = Arc::new(Language::new(
6325 LanguageConfig {
6326 line_comments: vec!["// ".into()],
6327 ..Default::default()
6328 },
6329 Some(tree_sitter_rust::language()),
6330 ));
6331
6332 let mut cx = EditorTestContext::new(cx).await;
6333
6334 cx.language_registry().add(language.clone());
6335 cx.update_buffer(|buffer, cx| {
6336 buffer.set_language(Some(language), cx);
6337 });
6338
6339 let toggle_comments = &ToggleComments {
6340 advance_downwards: true,
6341 };
6342
6343 // Single cursor on one line -> advance
6344 // Cursor moves horizontally 3 characters as well on non-blank line
6345 cx.set_state(indoc!(
6346 "fn a() {
6347 ˇdog();
6348 cat();
6349 }"
6350 ));
6351 cx.update_editor(|editor, cx| {
6352 editor.toggle_comments(toggle_comments, cx);
6353 });
6354 cx.assert_editor_state(indoc!(
6355 "fn a() {
6356 // dog();
6357 catˇ();
6358 }"
6359 ));
6360
6361 // Single selection on one line -> don't advance
6362 cx.set_state(indoc!(
6363 "fn a() {
6364 «dog()ˇ»;
6365 cat();
6366 }"
6367 ));
6368 cx.update_editor(|editor, cx| {
6369 editor.toggle_comments(toggle_comments, cx);
6370 });
6371 cx.assert_editor_state(indoc!(
6372 "fn a() {
6373 // «dog()ˇ»;
6374 cat();
6375 }"
6376 ));
6377
6378 // Multiple cursors on one line -> advance
6379 cx.set_state(indoc!(
6380 "fn a() {
6381 ˇdˇog();
6382 cat();
6383 }"
6384 ));
6385 cx.update_editor(|editor, cx| {
6386 editor.toggle_comments(toggle_comments, cx);
6387 });
6388 cx.assert_editor_state(indoc!(
6389 "fn a() {
6390 // dog();
6391 catˇ(ˇ);
6392 }"
6393 ));
6394
6395 // Multiple cursors on one line, with selection -> don't advance
6396 cx.set_state(indoc!(
6397 "fn a() {
6398 ˇdˇog«()ˇ»;
6399 cat();
6400 }"
6401 ));
6402 cx.update_editor(|editor, cx| {
6403 editor.toggle_comments(toggle_comments, cx);
6404 });
6405 cx.assert_editor_state(indoc!(
6406 "fn a() {
6407 // ˇdˇog«()ˇ»;
6408 cat();
6409 }"
6410 ));
6411
6412 // Single cursor on one line -> advance
6413 // Cursor moves to column 0 on blank line
6414 cx.set_state(indoc!(
6415 "fn a() {
6416 ˇdog();
6417
6418 cat();
6419 }"
6420 ));
6421 cx.update_editor(|editor, cx| {
6422 editor.toggle_comments(toggle_comments, cx);
6423 });
6424 cx.assert_editor_state(indoc!(
6425 "fn a() {
6426 // dog();
6427 ˇ
6428 cat();
6429 }"
6430 ));
6431
6432 // Single cursor on one line -> advance
6433 // Cursor starts and ends at column 0
6434 cx.set_state(indoc!(
6435 "fn a() {
6436 ˇ dog();
6437 cat();
6438 }"
6439 ));
6440 cx.update_editor(|editor, cx| {
6441 editor.toggle_comments(toggle_comments, cx);
6442 });
6443 cx.assert_editor_state(indoc!(
6444 "fn a() {
6445 // dog();
6446 ˇ cat();
6447 }"
6448 ));
6449}
6450
6451#[gpui::test]
6452async fn test_toggle_block_comment(cx: &mut gpui::TestAppContext) {
6453 init_test(cx, |_| {});
6454
6455 let mut cx = EditorTestContext::new(cx).await;
6456
6457 let html_language = Arc::new(
6458 Language::new(
6459 LanguageConfig {
6460 name: "HTML".into(),
6461 block_comment: Some(("<!-- ".into(), " -->".into())),
6462 ..Default::default()
6463 },
6464 Some(tree_sitter_html::language()),
6465 )
6466 .with_injection_query(
6467 r#"
6468 (script_element
6469 (raw_text) @content
6470 (#set! "language" "javascript"))
6471 "#,
6472 )
6473 .unwrap(),
6474 );
6475
6476 let javascript_language = Arc::new(Language::new(
6477 LanguageConfig {
6478 name: "JavaScript".into(),
6479 line_comments: vec!["// ".into()],
6480 ..Default::default()
6481 },
6482 Some(tree_sitter_typescript::language_tsx()),
6483 ));
6484
6485 cx.language_registry().add(html_language.clone());
6486 cx.language_registry().add(javascript_language.clone());
6487 cx.update_buffer(|buffer, cx| {
6488 buffer.set_language(Some(html_language), cx);
6489 });
6490
6491 // Toggle comments for empty selections
6492 cx.set_state(
6493 &r#"
6494 <p>A</p>ˇ
6495 <p>B</p>ˇ
6496 <p>C</p>ˇ
6497 "#
6498 .unindent(),
6499 );
6500 cx.update_editor(|editor, cx| editor.toggle_comments(&ToggleComments::default(), cx));
6501 cx.assert_editor_state(
6502 &r#"
6503 <!-- <p>A</p>ˇ -->
6504 <!-- <p>B</p>ˇ -->
6505 <!-- <p>C</p>ˇ -->
6506 "#
6507 .unindent(),
6508 );
6509 cx.update_editor(|editor, cx| editor.toggle_comments(&ToggleComments::default(), cx));
6510 cx.assert_editor_state(
6511 &r#"
6512 <p>A</p>ˇ
6513 <p>B</p>ˇ
6514 <p>C</p>ˇ
6515 "#
6516 .unindent(),
6517 );
6518
6519 // Toggle comments for mixture of empty and non-empty selections, where
6520 // multiple selections occupy a given line.
6521 cx.set_state(
6522 &r#"
6523 <p>A«</p>
6524 <p>ˇ»B</p>ˇ
6525 <p>C«</p>
6526 <p>ˇ»D</p>ˇ
6527 "#
6528 .unindent(),
6529 );
6530
6531 cx.update_editor(|editor, cx| editor.toggle_comments(&ToggleComments::default(), cx));
6532 cx.assert_editor_state(
6533 &r#"
6534 <!-- <p>A«</p>
6535 <p>ˇ»B</p>ˇ -->
6536 <!-- <p>C«</p>
6537 <p>ˇ»D</p>ˇ -->
6538 "#
6539 .unindent(),
6540 );
6541 cx.update_editor(|editor, cx| editor.toggle_comments(&ToggleComments::default(), cx));
6542 cx.assert_editor_state(
6543 &r#"
6544 <p>A«</p>
6545 <p>ˇ»B</p>ˇ
6546 <p>C«</p>
6547 <p>ˇ»D</p>ˇ
6548 "#
6549 .unindent(),
6550 );
6551
6552 // Toggle comments when different languages are active for different
6553 // selections.
6554 cx.set_state(
6555 &r#"
6556 ˇ<script>
6557 ˇvar x = new Y();
6558 ˇ</script>
6559 "#
6560 .unindent(),
6561 );
6562 cx.executor().run_until_parked();
6563 cx.update_editor(|editor, cx| editor.toggle_comments(&ToggleComments::default(), cx));
6564 cx.assert_editor_state(
6565 &r#"
6566 <!-- ˇ<script> -->
6567 // ˇvar x = new Y();
6568 <!-- ˇ</script> -->
6569 "#
6570 .unindent(),
6571 );
6572}
6573
6574#[gpui::test]
6575fn test_editing_disjoint_excerpts(cx: &mut TestAppContext) {
6576 init_test(cx, |_| {});
6577
6578 let buffer = cx.new_model(|cx| {
6579 Buffer::new(
6580 0,
6581 BufferId::new(cx.entity_id().as_u64()).unwrap(),
6582 sample_text(3, 4, 'a'),
6583 )
6584 });
6585 let multibuffer = cx.new_model(|cx| {
6586 let mut multibuffer = MultiBuffer::new(0, ReadWrite);
6587 multibuffer.push_excerpts(
6588 buffer.clone(),
6589 [
6590 ExcerptRange {
6591 context: Point::new(0, 0)..Point::new(0, 4),
6592 primary: None,
6593 },
6594 ExcerptRange {
6595 context: Point::new(1, 0)..Point::new(1, 4),
6596 primary: None,
6597 },
6598 ],
6599 cx,
6600 );
6601 assert_eq!(multibuffer.read(cx).text(), "aaaa\nbbbb");
6602 multibuffer
6603 });
6604
6605 let (view, cx) = cx.add_window_view(|cx| build_editor(multibuffer, cx));
6606 _ = view.update(cx, |view, cx| {
6607 assert_eq!(view.text(cx), "aaaa\nbbbb");
6608 view.change_selections(None, cx, |s| {
6609 s.select_ranges([
6610 Point::new(0, 0)..Point::new(0, 0),
6611 Point::new(1, 0)..Point::new(1, 0),
6612 ])
6613 });
6614
6615 view.handle_input("X", cx);
6616 assert_eq!(view.text(cx), "Xaaaa\nXbbbb");
6617 assert_eq!(
6618 view.selections.ranges(cx),
6619 [
6620 Point::new(0, 1)..Point::new(0, 1),
6621 Point::new(1, 1)..Point::new(1, 1),
6622 ]
6623 );
6624
6625 // Ensure the cursor's head is respected when deleting across an excerpt boundary.
6626 view.change_selections(None, cx, |s| {
6627 s.select_ranges([Point::new(0, 2)..Point::new(1, 2)])
6628 });
6629 view.backspace(&Default::default(), cx);
6630 assert_eq!(view.text(cx), "Xa\nbbb");
6631 assert_eq!(
6632 view.selections.ranges(cx),
6633 [Point::new(1, 0)..Point::new(1, 0)]
6634 );
6635
6636 view.change_selections(None, cx, |s| {
6637 s.select_ranges([Point::new(1, 1)..Point::new(0, 1)])
6638 });
6639 view.backspace(&Default::default(), cx);
6640 assert_eq!(view.text(cx), "X\nbb");
6641 assert_eq!(
6642 view.selections.ranges(cx),
6643 [Point::new(0, 1)..Point::new(0, 1)]
6644 );
6645 });
6646}
6647
6648#[gpui::test]
6649fn test_editing_overlapping_excerpts(cx: &mut TestAppContext) {
6650 init_test(cx, |_| {});
6651
6652 let markers = vec![('[', ']').into(), ('(', ')').into()];
6653 let (initial_text, mut excerpt_ranges) = marked_text_ranges_by(
6654 indoc! {"
6655 [aaaa
6656 (bbbb]
6657 cccc)",
6658 },
6659 markers.clone(),
6660 );
6661 let excerpt_ranges = markers.into_iter().map(|marker| {
6662 let context = excerpt_ranges.remove(&marker).unwrap()[0].clone();
6663 ExcerptRange {
6664 context,
6665 primary: None,
6666 }
6667 });
6668 let buffer = cx.new_model(|cx| {
6669 Buffer::new(
6670 0,
6671 BufferId::new(cx.entity_id().as_u64()).unwrap(),
6672 initial_text,
6673 )
6674 });
6675 let multibuffer = cx.new_model(|cx| {
6676 let mut multibuffer = MultiBuffer::new(0, ReadWrite);
6677 multibuffer.push_excerpts(buffer, excerpt_ranges, cx);
6678 multibuffer
6679 });
6680
6681 let (view, cx) = cx.add_window_view(|cx| build_editor(multibuffer, cx));
6682 _ = view.update(cx, |view, cx| {
6683 let (expected_text, selection_ranges) = marked_text_ranges(
6684 indoc! {"
6685 aaaa
6686 bˇbbb
6687 bˇbbˇb
6688 cccc"
6689 },
6690 true,
6691 );
6692 assert_eq!(view.text(cx), expected_text);
6693 view.change_selections(None, cx, |s| s.select_ranges(selection_ranges));
6694
6695 view.handle_input("X", cx);
6696
6697 let (expected_text, expected_selections) = marked_text_ranges(
6698 indoc! {"
6699 aaaa
6700 bXˇbbXb
6701 bXˇbbXˇb
6702 cccc"
6703 },
6704 false,
6705 );
6706 assert_eq!(view.text(cx), expected_text);
6707 assert_eq!(view.selections.ranges(cx), expected_selections);
6708
6709 view.newline(&Newline, cx);
6710 let (expected_text, expected_selections) = marked_text_ranges(
6711 indoc! {"
6712 aaaa
6713 bX
6714 ˇbbX
6715 b
6716 bX
6717 ˇbbX
6718 ˇb
6719 cccc"
6720 },
6721 false,
6722 );
6723 assert_eq!(view.text(cx), expected_text);
6724 assert_eq!(view.selections.ranges(cx), expected_selections);
6725 });
6726}
6727
6728#[gpui::test]
6729fn test_refresh_selections(cx: &mut TestAppContext) {
6730 init_test(cx, |_| {});
6731
6732 let buffer = cx.new_model(|cx| {
6733 Buffer::new(
6734 0,
6735 BufferId::new(cx.entity_id().as_u64()).unwrap(),
6736 sample_text(3, 4, 'a'),
6737 )
6738 });
6739 let mut excerpt1_id = None;
6740 let multibuffer = cx.new_model(|cx| {
6741 let mut multibuffer = MultiBuffer::new(0, ReadWrite);
6742 excerpt1_id = multibuffer
6743 .push_excerpts(
6744 buffer.clone(),
6745 [
6746 ExcerptRange {
6747 context: Point::new(0, 0)..Point::new(1, 4),
6748 primary: None,
6749 },
6750 ExcerptRange {
6751 context: Point::new(1, 0)..Point::new(2, 4),
6752 primary: None,
6753 },
6754 ],
6755 cx,
6756 )
6757 .into_iter()
6758 .next();
6759 assert_eq!(multibuffer.read(cx).text(), "aaaa\nbbbb\nbbbb\ncccc");
6760 multibuffer
6761 });
6762
6763 let editor = cx.add_window(|cx| {
6764 let mut editor = build_editor(multibuffer.clone(), cx);
6765 let snapshot = editor.snapshot(cx);
6766 editor.change_selections(None, cx, |s| {
6767 s.select_ranges([Point::new(1, 3)..Point::new(1, 3)])
6768 });
6769 editor.begin_selection(Point::new(2, 1).to_display_point(&snapshot), true, 1, cx);
6770 assert_eq!(
6771 editor.selections.ranges(cx),
6772 [
6773 Point::new(1, 3)..Point::new(1, 3),
6774 Point::new(2, 1)..Point::new(2, 1),
6775 ]
6776 );
6777 editor
6778 });
6779
6780 // Refreshing selections is a no-op when excerpts haven't changed.
6781 _ = editor.update(cx, |editor, cx| {
6782 editor.change_selections(None, cx, |s| s.refresh());
6783 assert_eq!(
6784 editor.selections.ranges(cx),
6785 [
6786 Point::new(1, 3)..Point::new(1, 3),
6787 Point::new(2, 1)..Point::new(2, 1),
6788 ]
6789 );
6790 });
6791
6792 _ = multibuffer.update(cx, |multibuffer, cx| {
6793 multibuffer.remove_excerpts([excerpt1_id.unwrap()], cx);
6794 });
6795 _ = editor.update(cx, |editor, cx| {
6796 // Removing an excerpt causes the first selection to become degenerate.
6797 assert_eq!(
6798 editor.selections.ranges(cx),
6799 [
6800 Point::new(0, 0)..Point::new(0, 0),
6801 Point::new(0, 1)..Point::new(0, 1)
6802 ]
6803 );
6804
6805 // Refreshing selections will relocate the first selection to the original buffer
6806 // location.
6807 editor.change_selections(None, cx, |s| s.refresh());
6808 assert_eq!(
6809 editor.selections.ranges(cx),
6810 [
6811 Point::new(0, 1)..Point::new(0, 1),
6812 Point::new(0, 3)..Point::new(0, 3)
6813 ]
6814 );
6815 assert!(editor.selections.pending_anchor().is_some());
6816 });
6817}
6818
6819#[gpui::test]
6820fn test_refresh_selections_while_selecting_with_mouse(cx: &mut TestAppContext) {
6821 init_test(cx, |_| {});
6822
6823 let buffer = cx.new_model(|cx| {
6824 Buffer::new(
6825 0,
6826 BufferId::new(cx.entity_id().as_u64()).unwrap(),
6827 sample_text(3, 4, 'a'),
6828 )
6829 });
6830 let mut excerpt1_id = None;
6831 let multibuffer = cx.new_model(|cx| {
6832 let mut multibuffer = MultiBuffer::new(0, ReadWrite);
6833 excerpt1_id = multibuffer
6834 .push_excerpts(
6835 buffer.clone(),
6836 [
6837 ExcerptRange {
6838 context: Point::new(0, 0)..Point::new(1, 4),
6839 primary: None,
6840 },
6841 ExcerptRange {
6842 context: Point::new(1, 0)..Point::new(2, 4),
6843 primary: None,
6844 },
6845 ],
6846 cx,
6847 )
6848 .into_iter()
6849 .next();
6850 assert_eq!(multibuffer.read(cx).text(), "aaaa\nbbbb\nbbbb\ncccc");
6851 multibuffer
6852 });
6853
6854 let editor = cx.add_window(|cx| {
6855 let mut editor = build_editor(multibuffer.clone(), cx);
6856 let snapshot = editor.snapshot(cx);
6857 editor.begin_selection(Point::new(1, 3).to_display_point(&snapshot), false, 1, cx);
6858 assert_eq!(
6859 editor.selections.ranges(cx),
6860 [Point::new(1, 3)..Point::new(1, 3)]
6861 );
6862 editor
6863 });
6864
6865 _ = multibuffer.update(cx, |multibuffer, cx| {
6866 multibuffer.remove_excerpts([excerpt1_id.unwrap()], cx);
6867 });
6868 _ = editor.update(cx, |editor, cx| {
6869 assert_eq!(
6870 editor.selections.ranges(cx),
6871 [Point::new(0, 0)..Point::new(0, 0)]
6872 );
6873
6874 // Ensure we don't panic when selections are refreshed and that the pending selection is finalized.
6875 editor.change_selections(None, cx, |s| s.refresh());
6876 assert_eq!(
6877 editor.selections.ranges(cx),
6878 [Point::new(0, 3)..Point::new(0, 3)]
6879 );
6880 assert!(editor.selections.pending_anchor().is_some());
6881 });
6882}
6883
6884#[gpui::test]
6885async fn test_extra_newline_insertion(cx: &mut gpui::TestAppContext) {
6886 init_test(cx, |_| {});
6887
6888 let language = Arc::new(
6889 Language::new(
6890 LanguageConfig {
6891 brackets: BracketPairConfig {
6892 pairs: vec![
6893 BracketPair {
6894 start: "{".to_string(),
6895 end: "}".to_string(),
6896 close: true,
6897 newline: true,
6898 },
6899 BracketPair {
6900 start: "/* ".to_string(),
6901 end: " */".to_string(),
6902 close: true,
6903 newline: true,
6904 },
6905 ],
6906 ..Default::default()
6907 },
6908 ..Default::default()
6909 },
6910 Some(tree_sitter_rust::language()),
6911 )
6912 .with_indents_query("")
6913 .unwrap(),
6914 );
6915
6916 let text = concat!(
6917 "{ }\n", //
6918 " x\n", //
6919 " /* */\n", //
6920 "x\n", //
6921 "{{} }\n", //
6922 );
6923
6924 let buffer = cx.new_model(|cx| {
6925 Buffer::new(0, BufferId::new(cx.entity_id().as_u64()).unwrap(), text)
6926 .with_language(language, cx)
6927 });
6928 let buffer = cx.new_model(|cx| MultiBuffer::singleton(buffer, cx));
6929 let (view, cx) = cx.add_window_view(|cx| build_editor(buffer, cx));
6930 view.condition::<crate::EditorEvent>(cx, |view, cx| !view.buffer.read(cx).is_parsing(cx))
6931 .await;
6932
6933 _ = view.update(cx, |view, cx| {
6934 view.change_selections(None, cx, |s| {
6935 s.select_display_ranges([
6936 DisplayPoint::new(0, 2)..DisplayPoint::new(0, 3),
6937 DisplayPoint::new(2, 5)..DisplayPoint::new(2, 5),
6938 DisplayPoint::new(4, 4)..DisplayPoint::new(4, 4),
6939 ])
6940 });
6941 view.newline(&Newline, cx);
6942
6943 assert_eq!(
6944 view.buffer().read(cx).read(cx).text(),
6945 concat!(
6946 "{ \n", // Suppress rustfmt
6947 "\n", //
6948 "}\n", //
6949 " x\n", //
6950 " /* \n", //
6951 " \n", //
6952 " */\n", //
6953 "x\n", //
6954 "{{} \n", //
6955 "}\n", //
6956 )
6957 );
6958 });
6959}
6960
6961#[gpui::test]
6962fn test_highlighted_ranges(cx: &mut TestAppContext) {
6963 init_test(cx, |_| {});
6964
6965 let editor = cx.add_window(|cx| {
6966 let buffer = MultiBuffer::build_simple(&sample_text(16, 8, 'a'), cx);
6967 build_editor(buffer.clone(), cx)
6968 });
6969
6970 _ = editor.update(cx, |editor, cx| {
6971 struct Type1;
6972 struct Type2;
6973
6974 let buffer = editor.buffer.read(cx).snapshot(cx);
6975
6976 let anchor_range =
6977 |range: Range<Point>| buffer.anchor_after(range.start)..buffer.anchor_after(range.end);
6978
6979 editor.highlight_background::<Type1>(
6980 vec![
6981 anchor_range(Point::new(2, 1)..Point::new(2, 3)),
6982 anchor_range(Point::new(4, 2)..Point::new(4, 4)),
6983 anchor_range(Point::new(6, 3)..Point::new(6, 5)),
6984 anchor_range(Point::new(8, 4)..Point::new(8, 6)),
6985 ],
6986 |_| Hsla::red(),
6987 cx,
6988 );
6989 editor.highlight_background::<Type2>(
6990 vec![
6991 anchor_range(Point::new(3, 2)..Point::new(3, 5)),
6992 anchor_range(Point::new(5, 3)..Point::new(5, 6)),
6993 anchor_range(Point::new(7, 4)..Point::new(7, 7)),
6994 anchor_range(Point::new(9, 5)..Point::new(9, 8)),
6995 ],
6996 |_| Hsla::green(),
6997 cx,
6998 );
6999
7000 let snapshot = editor.snapshot(cx);
7001 let mut highlighted_ranges = editor.background_highlights_in_range(
7002 anchor_range(Point::new(3, 4)..Point::new(7, 4)),
7003 &snapshot,
7004 cx.theme().colors(),
7005 );
7006 // Enforce a consistent ordering based on color without relying on the ordering of the
7007 // highlight's `TypeId` which is non-executor.
7008 highlighted_ranges.sort_unstable_by_key(|(_, color)| *color);
7009 assert_eq!(
7010 highlighted_ranges,
7011 &[
7012 (
7013 DisplayPoint::new(4, 2)..DisplayPoint::new(4, 4),
7014 Hsla::red(),
7015 ),
7016 (
7017 DisplayPoint::new(6, 3)..DisplayPoint::new(6, 5),
7018 Hsla::red(),
7019 ),
7020 (
7021 DisplayPoint::new(3, 2)..DisplayPoint::new(3, 5),
7022 Hsla::green(),
7023 ),
7024 (
7025 DisplayPoint::new(5, 3)..DisplayPoint::new(5, 6),
7026 Hsla::green(),
7027 ),
7028 ]
7029 );
7030 assert_eq!(
7031 editor.background_highlights_in_range(
7032 anchor_range(Point::new(5, 6)..Point::new(6, 4)),
7033 &snapshot,
7034 cx.theme().colors(),
7035 ),
7036 &[(
7037 DisplayPoint::new(6, 3)..DisplayPoint::new(6, 5),
7038 Hsla::red(),
7039 )]
7040 );
7041 });
7042}
7043
7044#[gpui::test]
7045async fn test_following(cx: &mut gpui::TestAppContext) {
7046 init_test(cx, |_| {});
7047
7048 let fs = FakeFs::new(cx.executor());
7049 let project = Project::test(fs, ["/file.rs".as_ref()], cx).await;
7050
7051 let buffer = project.update(cx, |project, cx| {
7052 let buffer = project
7053 .create_buffer(&sample_text(16, 8, 'a'), None, cx)
7054 .unwrap();
7055 cx.new_model(|cx| MultiBuffer::singleton(buffer, cx))
7056 });
7057 let leader = cx.add_window(|cx| build_editor(buffer.clone(), cx));
7058 let follower = cx.update(|cx| {
7059 cx.open_window(
7060 WindowOptions {
7061 bounds: Some(Bounds::from_corners(
7062 gpui::Point::new(0_f64.into(), 0_f64.into()),
7063 gpui::Point::new(10_f64.into(), 80_f64.into()),
7064 )),
7065 ..Default::default()
7066 },
7067 |cx| cx.new_view(|cx| build_editor(buffer.clone(), cx)),
7068 )
7069 });
7070
7071 let is_still_following = Rc::new(RefCell::new(true));
7072 let follower_edit_event_count = Rc::new(RefCell::new(0));
7073 let pending_update = Rc::new(RefCell::new(None));
7074 _ = follower.update(cx, {
7075 let update = pending_update.clone();
7076 let is_still_following = is_still_following.clone();
7077 let follower_edit_event_count = follower_edit_event_count.clone();
7078 |_, cx| {
7079 cx.subscribe(
7080 &leader.root_view(cx).unwrap(),
7081 move |_, leader, event, cx| {
7082 leader
7083 .read(cx)
7084 .add_event_to_update_proto(event, &mut update.borrow_mut(), cx);
7085 },
7086 )
7087 .detach();
7088
7089 cx.subscribe(
7090 &follower.root_view(cx).unwrap(),
7091 move |_, _, event: &EditorEvent, _cx| {
7092 if matches!(Editor::to_follow_event(event), Some(FollowEvent::Unfollow)) {
7093 *is_still_following.borrow_mut() = false;
7094 }
7095
7096 if let EditorEvent::BufferEdited = event {
7097 *follower_edit_event_count.borrow_mut() += 1;
7098 }
7099 },
7100 )
7101 .detach();
7102 }
7103 });
7104
7105 // Update the selections only
7106 _ = leader.update(cx, |leader, cx| {
7107 leader.change_selections(None, cx, |s| s.select_ranges([1..1]));
7108 });
7109 follower
7110 .update(cx, |follower, cx| {
7111 follower.apply_update_proto(&project, pending_update.borrow_mut().take().unwrap(), cx)
7112 })
7113 .unwrap()
7114 .await
7115 .unwrap();
7116 _ = follower.update(cx, |follower, cx| {
7117 assert_eq!(follower.selections.ranges(cx), vec![1..1]);
7118 });
7119 assert_eq!(*is_still_following.borrow(), true);
7120 assert_eq!(*follower_edit_event_count.borrow(), 0);
7121
7122 // Update the scroll position only
7123 _ = leader.update(cx, |leader, cx| {
7124 leader.set_scroll_position(gpui::Point::new(1.5, 3.5), cx);
7125 });
7126 follower
7127 .update(cx, |follower, cx| {
7128 follower.apply_update_proto(&project, pending_update.borrow_mut().take().unwrap(), cx)
7129 })
7130 .unwrap()
7131 .await
7132 .unwrap();
7133 assert_eq!(
7134 follower
7135 .update(cx, |follower, cx| follower.scroll_position(cx))
7136 .unwrap(),
7137 gpui::Point::new(1.5, 3.5)
7138 );
7139 assert_eq!(*is_still_following.borrow(), true);
7140 assert_eq!(*follower_edit_event_count.borrow(), 0);
7141
7142 // Update the selections and scroll position. The follower's scroll position is updated
7143 // via autoscroll, not via the leader's exact scroll position.
7144 _ = leader.update(cx, |leader, cx| {
7145 leader.change_selections(None, cx, |s| s.select_ranges([0..0]));
7146 leader.request_autoscroll(Autoscroll::newest(), cx);
7147 leader.set_scroll_position(gpui::Point::new(1.5, 3.5), cx);
7148 });
7149 follower
7150 .update(cx, |follower, cx| {
7151 follower.apply_update_proto(&project, pending_update.borrow_mut().take().unwrap(), cx)
7152 })
7153 .unwrap()
7154 .await
7155 .unwrap();
7156 _ = follower.update(cx, |follower, cx| {
7157 assert_eq!(follower.scroll_position(cx), gpui::Point::new(1.5, 0.0));
7158 assert_eq!(follower.selections.ranges(cx), vec![0..0]);
7159 });
7160 assert_eq!(*is_still_following.borrow(), true);
7161
7162 // Creating a pending selection that precedes another selection
7163 _ = leader.update(cx, |leader, cx| {
7164 leader.change_selections(None, cx, |s| s.select_ranges([1..1]));
7165 leader.begin_selection(DisplayPoint::new(0, 0), true, 1, cx);
7166 });
7167 follower
7168 .update(cx, |follower, cx| {
7169 follower.apply_update_proto(&project, pending_update.borrow_mut().take().unwrap(), cx)
7170 })
7171 .unwrap()
7172 .await
7173 .unwrap();
7174 _ = follower.update(cx, |follower, cx| {
7175 assert_eq!(follower.selections.ranges(cx), vec![0..0, 1..1]);
7176 });
7177 assert_eq!(*is_still_following.borrow(), true);
7178
7179 // Extend the pending selection so that it surrounds another selection
7180 _ = leader.update(cx, |leader, cx| {
7181 leader.extend_selection(DisplayPoint::new(0, 2), 1, cx);
7182 });
7183 follower
7184 .update(cx, |follower, cx| {
7185 follower.apply_update_proto(&project, pending_update.borrow_mut().take().unwrap(), cx)
7186 })
7187 .unwrap()
7188 .await
7189 .unwrap();
7190 _ = follower.update(cx, |follower, cx| {
7191 assert_eq!(follower.selections.ranges(cx), vec![0..2]);
7192 });
7193
7194 // Scrolling locally breaks the follow
7195 _ = follower.update(cx, |follower, cx| {
7196 let top_anchor = follower.buffer().read(cx).read(cx).anchor_after(0);
7197 follower.set_scroll_anchor(
7198 ScrollAnchor {
7199 anchor: top_anchor,
7200 offset: gpui::Point::new(0.0, 0.5),
7201 },
7202 cx,
7203 );
7204 });
7205 assert_eq!(*is_still_following.borrow(), false);
7206}
7207
7208#[gpui::test]
7209async fn test_following_with_multiple_excerpts(cx: &mut gpui::TestAppContext) {
7210 init_test(cx, |_| {});
7211
7212 let fs = FakeFs::new(cx.executor());
7213 let project = Project::test(fs, ["/file.rs".as_ref()], cx).await;
7214 let workspace = cx.add_window(|cx| Workspace::test_new(project.clone(), cx));
7215 let pane = workspace
7216 .update(cx, |workspace, _| workspace.active_pane().clone())
7217 .unwrap();
7218
7219 let cx = &mut VisualTestContext::from_window(*workspace.deref(), cx);
7220
7221 let leader = pane.update(cx, |_, cx| {
7222 let multibuffer = cx.new_model(|_| MultiBuffer::new(0, ReadWrite));
7223 cx.new_view(|cx| build_editor(multibuffer.clone(), cx))
7224 });
7225
7226 // Start following the editor when it has no excerpts.
7227 let mut state_message = leader.update(cx, |leader, cx| leader.to_state_proto(cx));
7228 let follower_1 = cx
7229 .update_window(*workspace.deref(), |_, cx| {
7230 Editor::from_state_proto(
7231 pane.clone(),
7232 workspace.root_view(cx).unwrap(),
7233 ViewId {
7234 creator: Default::default(),
7235 id: 0,
7236 },
7237 &mut state_message,
7238 cx,
7239 )
7240 })
7241 .unwrap()
7242 .unwrap()
7243 .await
7244 .unwrap();
7245
7246 let update_message = Rc::new(RefCell::new(None));
7247 follower_1.update(cx, {
7248 let update = update_message.clone();
7249 |_, cx| {
7250 cx.subscribe(&leader, move |_, leader, event, cx| {
7251 leader
7252 .read(cx)
7253 .add_event_to_update_proto(event, &mut update.borrow_mut(), cx);
7254 })
7255 .detach();
7256 }
7257 });
7258
7259 let (buffer_1, buffer_2) = project.update(cx, |project, cx| {
7260 (
7261 project
7262 .create_buffer("abc\ndef\nghi\njkl\n", None, cx)
7263 .unwrap(),
7264 project
7265 .create_buffer("mno\npqr\nstu\nvwx\n", None, cx)
7266 .unwrap(),
7267 )
7268 });
7269
7270 // Insert some excerpts.
7271 _ = leader.update(cx, |leader, cx| {
7272 leader.buffer.update(cx, |multibuffer, cx| {
7273 let excerpt_ids = multibuffer.push_excerpts(
7274 buffer_1.clone(),
7275 [
7276 ExcerptRange {
7277 context: 1..6,
7278 primary: None,
7279 },
7280 ExcerptRange {
7281 context: 12..15,
7282 primary: None,
7283 },
7284 ExcerptRange {
7285 context: 0..3,
7286 primary: None,
7287 },
7288 ],
7289 cx,
7290 );
7291 multibuffer.insert_excerpts_after(
7292 excerpt_ids[0],
7293 buffer_2.clone(),
7294 [
7295 ExcerptRange {
7296 context: 8..12,
7297 primary: None,
7298 },
7299 ExcerptRange {
7300 context: 0..6,
7301 primary: None,
7302 },
7303 ],
7304 cx,
7305 );
7306 });
7307 });
7308
7309 // Apply the update of adding the excerpts.
7310 follower_1
7311 .update(cx, |follower, cx| {
7312 follower.apply_update_proto(&project, update_message.borrow().clone().unwrap(), cx)
7313 })
7314 .await
7315 .unwrap();
7316 assert_eq!(
7317 follower_1.update(cx, |editor, cx| editor.text(cx)),
7318 leader.update(cx, |editor, cx| editor.text(cx))
7319 );
7320 update_message.borrow_mut().take();
7321
7322 // Start following separately after it already has excerpts.
7323 let mut state_message = leader.update(cx, |leader, cx| leader.to_state_proto(cx));
7324 let follower_2 = cx
7325 .update_window(*workspace.deref(), |_, cx| {
7326 Editor::from_state_proto(
7327 pane.clone(),
7328 workspace.root_view(cx).unwrap().clone(),
7329 ViewId {
7330 creator: Default::default(),
7331 id: 0,
7332 },
7333 &mut state_message,
7334 cx,
7335 )
7336 })
7337 .unwrap()
7338 .unwrap()
7339 .await
7340 .unwrap();
7341 assert_eq!(
7342 follower_2.update(cx, |editor, cx| editor.text(cx)),
7343 leader.update(cx, |editor, cx| editor.text(cx))
7344 );
7345
7346 // Remove some excerpts.
7347 _ = leader.update(cx, |leader, cx| {
7348 leader.buffer.update(cx, |multibuffer, cx| {
7349 let excerpt_ids = multibuffer.excerpt_ids();
7350 multibuffer.remove_excerpts([excerpt_ids[1], excerpt_ids[2]], cx);
7351 multibuffer.remove_excerpts([excerpt_ids[0]], cx);
7352 });
7353 });
7354
7355 // Apply the update of removing the excerpts.
7356 follower_1
7357 .update(cx, |follower, cx| {
7358 follower.apply_update_proto(&project, update_message.borrow().clone().unwrap(), cx)
7359 })
7360 .await
7361 .unwrap();
7362 follower_2
7363 .update(cx, |follower, cx| {
7364 follower.apply_update_proto(&project, update_message.borrow().clone().unwrap(), cx)
7365 })
7366 .await
7367 .unwrap();
7368 update_message.borrow_mut().take();
7369 assert_eq!(
7370 follower_1.update(cx, |editor, cx| editor.text(cx)),
7371 leader.update(cx, |editor, cx| editor.text(cx))
7372 );
7373}
7374
7375#[gpui::test]
7376async fn go_to_prev_overlapping_diagnostic(
7377 executor: BackgroundExecutor,
7378 cx: &mut gpui::TestAppContext,
7379) {
7380 init_test(cx, |_| {});
7381
7382 let mut cx = EditorTestContext::new(cx).await;
7383 let project = cx.update_editor(|editor, _| editor.project.clone().unwrap());
7384
7385 cx.set_state(indoc! {"
7386 ˇfn func(abc def: i32) -> u32 {
7387 }
7388 "});
7389
7390 _ = cx.update(|cx| {
7391 _ = project.update(cx, |project, cx| {
7392 project
7393 .update_diagnostics(
7394 LanguageServerId(0),
7395 lsp::PublishDiagnosticsParams {
7396 uri: lsp::Url::from_file_path("/root/file").unwrap(),
7397 version: None,
7398 diagnostics: vec![
7399 lsp::Diagnostic {
7400 range: lsp::Range::new(
7401 lsp::Position::new(0, 11),
7402 lsp::Position::new(0, 12),
7403 ),
7404 severity: Some(lsp::DiagnosticSeverity::ERROR),
7405 ..Default::default()
7406 },
7407 lsp::Diagnostic {
7408 range: lsp::Range::new(
7409 lsp::Position::new(0, 12),
7410 lsp::Position::new(0, 15),
7411 ),
7412 severity: Some(lsp::DiagnosticSeverity::ERROR),
7413 ..Default::default()
7414 },
7415 lsp::Diagnostic {
7416 range: lsp::Range::new(
7417 lsp::Position::new(0, 25),
7418 lsp::Position::new(0, 28),
7419 ),
7420 severity: Some(lsp::DiagnosticSeverity::ERROR),
7421 ..Default::default()
7422 },
7423 ],
7424 },
7425 &[],
7426 cx,
7427 )
7428 .unwrap()
7429 });
7430 });
7431
7432 executor.run_until_parked();
7433
7434 cx.update_editor(|editor, cx| {
7435 editor.go_to_prev_diagnostic(&GoToPrevDiagnostic, cx);
7436 });
7437
7438 cx.assert_editor_state(indoc! {"
7439 fn func(abc def: i32) -> ˇu32 {
7440 }
7441 "});
7442
7443 cx.update_editor(|editor, cx| {
7444 editor.go_to_prev_diagnostic(&GoToPrevDiagnostic, cx);
7445 });
7446
7447 cx.assert_editor_state(indoc! {"
7448 fn func(abc ˇdef: i32) -> u32 {
7449 }
7450 "});
7451
7452 cx.update_editor(|editor, cx| {
7453 editor.go_to_prev_diagnostic(&GoToPrevDiagnostic, cx);
7454 });
7455
7456 cx.assert_editor_state(indoc! {"
7457 fn func(abcˇ def: i32) -> u32 {
7458 }
7459 "});
7460
7461 cx.update_editor(|editor, cx| {
7462 editor.go_to_prev_diagnostic(&GoToPrevDiagnostic, cx);
7463 });
7464
7465 cx.assert_editor_state(indoc! {"
7466 fn func(abc def: i32) -> ˇu32 {
7467 }
7468 "});
7469}
7470
7471#[gpui::test]
7472async fn go_to_hunk(executor: BackgroundExecutor, cx: &mut gpui::TestAppContext) {
7473 init_test(cx, |_| {});
7474
7475 let mut cx = EditorTestContext::new(cx).await;
7476
7477 let diff_base = r#"
7478 use some::mod;
7479
7480 const A: u32 = 42;
7481
7482 fn main() {
7483 println!("hello");
7484
7485 println!("world");
7486 }
7487 "#
7488 .unindent();
7489
7490 // Edits are modified, removed, modified, added
7491 cx.set_state(
7492 &r#"
7493 use some::modified;
7494
7495 ˇ
7496 fn main() {
7497 println!("hello there");
7498
7499 println!("around the");
7500 println!("world");
7501 }
7502 "#
7503 .unindent(),
7504 );
7505
7506 cx.set_diff_base(Some(&diff_base));
7507 executor.run_until_parked();
7508
7509 cx.update_editor(|editor, cx| {
7510 //Wrap around the bottom of the buffer
7511 for _ in 0..3 {
7512 editor.go_to_hunk(&GoToHunk, cx);
7513 }
7514 });
7515
7516 cx.assert_editor_state(
7517 &r#"
7518 ˇuse some::modified;
7519
7520
7521 fn main() {
7522 println!("hello there");
7523
7524 println!("around the");
7525 println!("world");
7526 }
7527 "#
7528 .unindent(),
7529 );
7530
7531 cx.update_editor(|editor, cx| {
7532 //Wrap around the top of the buffer
7533 for _ in 0..2 {
7534 editor.go_to_prev_hunk(&GoToPrevHunk, cx);
7535 }
7536 });
7537
7538 cx.assert_editor_state(
7539 &r#"
7540 use some::modified;
7541
7542
7543 fn main() {
7544 ˇ println!("hello there");
7545
7546 println!("around the");
7547 println!("world");
7548 }
7549 "#
7550 .unindent(),
7551 );
7552
7553 cx.update_editor(|editor, cx| {
7554 editor.go_to_prev_hunk(&GoToPrevHunk, cx);
7555 });
7556
7557 cx.assert_editor_state(
7558 &r#"
7559 use some::modified;
7560
7561 ˇ
7562 fn main() {
7563 println!("hello there");
7564
7565 println!("around the");
7566 println!("world");
7567 }
7568 "#
7569 .unindent(),
7570 );
7571
7572 cx.update_editor(|editor, cx| {
7573 for _ in 0..3 {
7574 editor.go_to_prev_hunk(&GoToPrevHunk, cx);
7575 }
7576 });
7577
7578 cx.assert_editor_state(
7579 &r#"
7580 use some::modified;
7581
7582
7583 fn main() {
7584 ˇ println!("hello there");
7585
7586 println!("around the");
7587 println!("world");
7588 }
7589 "#
7590 .unindent(),
7591 );
7592
7593 cx.update_editor(|editor, cx| {
7594 editor.fold(&Fold, cx);
7595
7596 //Make sure that the fold only gets one hunk
7597 for _ in 0..4 {
7598 editor.go_to_hunk(&GoToHunk, cx);
7599 }
7600 });
7601
7602 cx.assert_editor_state(
7603 &r#"
7604 ˇuse some::modified;
7605
7606
7607 fn main() {
7608 println!("hello there");
7609
7610 println!("around the");
7611 println!("world");
7612 }
7613 "#
7614 .unindent(),
7615 );
7616}
7617
7618#[test]
7619fn test_split_words() {
7620 fn split(text: &str) -> Vec<&str> {
7621 split_words(text).collect()
7622 }
7623
7624 assert_eq!(split("HelloWorld"), &["Hello", "World"]);
7625 assert_eq!(split("hello_world"), &["hello_", "world"]);
7626 assert_eq!(split("_hello_world_"), &["_", "hello_", "world_"]);
7627 assert_eq!(split("Hello_World"), &["Hello_", "World"]);
7628 assert_eq!(split("helloWOrld"), &["hello", "WOrld"]);
7629 assert_eq!(split("helloworld"), &["helloworld"]);
7630
7631 assert_eq!(split(":do_the_thing"), &[":", "do_", "the_", "thing"]);
7632}
7633
7634#[gpui::test]
7635async fn test_move_to_enclosing_bracket(cx: &mut gpui::TestAppContext) {
7636 init_test(cx, |_| {});
7637
7638 let mut cx = EditorLspTestContext::new_typescript(Default::default(), cx).await;
7639 let mut assert = |before, after| {
7640 let _state_context = cx.set_state(before);
7641 cx.update_editor(|editor, cx| {
7642 editor.move_to_enclosing_bracket(&MoveToEnclosingBracket, cx)
7643 });
7644 cx.assert_editor_state(after);
7645 };
7646
7647 // Outside bracket jumps to outside of matching bracket
7648 assert("console.logˇ(var);", "console.log(var)ˇ;");
7649 assert("console.log(var)ˇ;", "console.logˇ(var);");
7650
7651 // Inside bracket jumps to inside of matching bracket
7652 assert("console.log(ˇvar);", "console.log(varˇ);");
7653 assert("console.log(varˇ);", "console.log(ˇvar);");
7654
7655 // When outside a bracket and inside, favor jumping to the inside bracket
7656 assert(
7657 "console.log('foo', [1, 2, 3]ˇ);",
7658 "console.log(ˇ'foo', [1, 2, 3]);",
7659 );
7660 assert(
7661 "console.log(ˇ'foo', [1, 2, 3]);",
7662 "console.log('foo', [1, 2, 3]ˇ);",
7663 );
7664
7665 // Bias forward if two options are equally likely
7666 assert(
7667 "let result = curried_fun()ˇ();",
7668 "let result = curried_fun()()ˇ;",
7669 );
7670
7671 // If directly adjacent to a smaller pair but inside a larger (not adjacent), pick the smaller
7672 assert(
7673 indoc! {"
7674 function test() {
7675 console.log('test')ˇ
7676 }"},
7677 indoc! {"
7678 function test() {
7679 console.logˇ('test')
7680 }"},
7681 );
7682}
7683
7684#[gpui::test]
7685async fn test_on_type_formatting_not_triggered(cx: &mut gpui::TestAppContext) {
7686 init_test(cx, |_| {});
7687
7688 let fs = FakeFs::new(cx.executor());
7689 fs.insert_tree(
7690 "/a",
7691 json!({
7692 "main.rs": "fn main() { let a = 5; }",
7693 "other.rs": "// Test file",
7694 }),
7695 )
7696 .await;
7697 let project = Project::test(fs, ["/a".as_ref()], cx).await;
7698
7699 let language_registry = project.read_with(cx, |project, _| project.languages().clone());
7700 language_registry.add(Arc::new(Language::new(
7701 LanguageConfig {
7702 name: "Rust".into(),
7703 matcher: LanguageMatcher {
7704 path_suffixes: vec!["rs".to_string()],
7705 ..Default::default()
7706 },
7707 brackets: BracketPairConfig {
7708 pairs: vec![BracketPair {
7709 start: "{".to_string(),
7710 end: "}".to_string(),
7711 close: true,
7712 newline: true,
7713 }],
7714 disabled_scopes_by_bracket_ix: Vec::new(),
7715 },
7716 ..Default::default()
7717 },
7718 Some(tree_sitter_rust::language()),
7719 )));
7720 let mut fake_servers = language_registry.register_fake_lsp_adapter(
7721 "Rust",
7722 FakeLspAdapter {
7723 capabilities: lsp::ServerCapabilities {
7724 document_on_type_formatting_provider: Some(lsp::DocumentOnTypeFormattingOptions {
7725 first_trigger_character: "{".to_string(),
7726 more_trigger_character: None,
7727 }),
7728 ..Default::default()
7729 },
7730 ..Default::default()
7731 },
7732 );
7733
7734 let workspace = cx.add_window(|cx| Workspace::test_new(project.clone(), cx));
7735
7736 let cx = &mut VisualTestContext::from_window(*workspace, cx);
7737
7738 let worktree_id = workspace
7739 .update(cx, |workspace, cx| {
7740 workspace.project().update(cx, |project, cx| {
7741 project.worktrees().next().unwrap().read(cx).id()
7742 })
7743 })
7744 .unwrap();
7745
7746 let buffer = project
7747 .update(cx, |project, cx| {
7748 project.open_local_buffer("/a/main.rs", cx)
7749 })
7750 .await
7751 .unwrap();
7752 cx.executor().run_until_parked();
7753 cx.executor().start_waiting();
7754 let fake_server = fake_servers.next().await.unwrap();
7755 let editor_handle = workspace
7756 .update(cx, |workspace, cx| {
7757 workspace.open_path((worktree_id, "main.rs"), None, true, cx)
7758 })
7759 .unwrap()
7760 .await
7761 .unwrap()
7762 .downcast::<Editor>()
7763 .unwrap();
7764
7765 fake_server.handle_request::<lsp::request::OnTypeFormatting, _, _>(|params, _| async move {
7766 assert_eq!(
7767 params.text_document_position.text_document.uri,
7768 lsp::Url::from_file_path("/a/main.rs").unwrap(),
7769 );
7770 assert_eq!(
7771 params.text_document_position.position,
7772 lsp::Position::new(0, 21),
7773 );
7774
7775 Ok(Some(vec![lsp::TextEdit {
7776 new_text: "]".to_string(),
7777 range: lsp::Range::new(lsp::Position::new(0, 22), lsp::Position::new(0, 22)),
7778 }]))
7779 });
7780
7781 editor_handle.update(cx, |editor, cx| {
7782 editor.focus(cx);
7783 editor.change_selections(None, cx, |s| {
7784 s.select_ranges([Point::new(0, 21)..Point::new(0, 20)])
7785 });
7786 editor.handle_input("{", cx);
7787 });
7788
7789 cx.executor().run_until_parked();
7790
7791 _ = buffer.update(cx, |buffer, _| {
7792 assert_eq!(
7793 buffer.text(),
7794 "fn main() { let a = {5}; }",
7795 "No extra braces from on type formatting should appear in the buffer"
7796 )
7797 });
7798}
7799
7800#[gpui::test]
7801async fn test_language_server_restart_due_to_settings_change(cx: &mut gpui::TestAppContext) {
7802 init_test(cx, |_| {});
7803
7804 let fs = FakeFs::new(cx.executor());
7805 fs.insert_tree(
7806 "/a",
7807 json!({
7808 "main.rs": "fn main() { let a = 5; }",
7809 "other.rs": "// Test file",
7810 }),
7811 )
7812 .await;
7813
7814 let project = Project::test(fs, ["/a".as_ref()], cx).await;
7815
7816 let server_restarts = Arc::new(AtomicUsize::new(0));
7817 let closure_restarts = Arc::clone(&server_restarts);
7818 let language_server_name = "test language server";
7819 let language_name: Arc<str> = "Rust".into();
7820
7821 let language_registry = project.read_with(cx, |project, _| project.languages().clone());
7822 language_registry.add(Arc::new(Language::new(
7823 LanguageConfig {
7824 name: Arc::clone(&language_name),
7825 matcher: LanguageMatcher {
7826 path_suffixes: vec!["rs".to_string()],
7827 ..Default::default()
7828 },
7829 ..Default::default()
7830 },
7831 Some(tree_sitter_rust::language()),
7832 )));
7833 let mut fake_servers = language_registry.register_fake_lsp_adapter(
7834 "Rust",
7835 FakeLspAdapter {
7836 name: language_server_name,
7837 initialization_options: Some(json!({
7838 "testOptionValue": true
7839 })),
7840 initializer: Some(Box::new(move |fake_server| {
7841 let task_restarts = Arc::clone(&closure_restarts);
7842 fake_server.handle_request::<lsp::request::Shutdown, _, _>(move |_, _| {
7843 task_restarts.fetch_add(1, atomic::Ordering::Release);
7844 futures::future::ready(Ok(()))
7845 });
7846 })),
7847 ..Default::default()
7848 },
7849 );
7850
7851 let _window = cx.add_window(|cx| Workspace::test_new(project.clone(), cx));
7852 let _buffer = project
7853 .update(cx, |project, cx| {
7854 project.open_local_buffer("/a/main.rs", cx)
7855 })
7856 .await
7857 .unwrap();
7858 let _fake_server = fake_servers.next().await.unwrap();
7859 update_test_language_settings(cx, |language_settings| {
7860 language_settings.languages.insert(
7861 Arc::clone(&language_name),
7862 LanguageSettingsContent {
7863 tab_size: NonZeroU32::new(8),
7864 ..Default::default()
7865 },
7866 );
7867 });
7868 cx.executor().run_until_parked();
7869 assert_eq!(
7870 server_restarts.load(atomic::Ordering::Acquire),
7871 0,
7872 "Should not restart LSP server on an unrelated change"
7873 );
7874
7875 update_test_project_settings(cx, |project_settings| {
7876 project_settings.lsp.insert(
7877 "Some other server name".into(),
7878 LspSettings {
7879 binary: None,
7880 settings: None,
7881 initialization_options: Some(json!({
7882 "some other init value": false
7883 })),
7884 },
7885 );
7886 });
7887 cx.executor().run_until_parked();
7888 assert_eq!(
7889 server_restarts.load(atomic::Ordering::Acquire),
7890 0,
7891 "Should not restart LSP server on an unrelated LSP settings change"
7892 );
7893
7894 update_test_project_settings(cx, |project_settings| {
7895 project_settings.lsp.insert(
7896 language_server_name.into(),
7897 LspSettings {
7898 binary: None,
7899 settings: None,
7900 initialization_options: Some(json!({
7901 "anotherInitValue": false
7902 })),
7903 },
7904 );
7905 });
7906 cx.executor().run_until_parked();
7907 assert_eq!(
7908 server_restarts.load(atomic::Ordering::Acquire),
7909 1,
7910 "Should restart LSP server on a related LSP settings change"
7911 );
7912
7913 update_test_project_settings(cx, |project_settings| {
7914 project_settings.lsp.insert(
7915 language_server_name.into(),
7916 LspSettings {
7917 binary: None,
7918 settings: None,
7919 initialization_options: Some(json!({
7920 "anotherInitValue": false
7921 })),
7922 },
7923 );
7924 });
7925 cx.executor().run_until_parked();
7926 assert_eq!(
7927 server_restarts.load(atomic::Ordering::Acquire),
7928 1,
7929 "Should not restart LSP server on a related LSP settings change that is the same"
7930 );
7931
7932 update_test_project_settings(cx, |project_settings| {
7933 project_settings.lsp.insert(
7934 language_server_name.into(),
7935 LspSettings {
7936 binary: None,
7937 settings: None,
7938 initialization_options: None,
7939 },
7940 );
7941 });
7942 cx.executor().run_until_parked();
7943 assert_eq!(
7944 server_restarts.load(atomic::Ordering::Acquire),
7945 2,
7946 "Should restart LSP server on another related LSP settings change"
7947 );
7948}
7949
7950#[gpui::test]
7951async fn test_completions_with_additional_edits(cx: &mut gpui::TestAppContext) {
7952 init_test(cx, |_| {});
7953
7954 let mut cx = EditorLspTestContext::new_rust(
7955 lsp::ServerCapabilities {
7956 completion_provider: Some(lsp::CompletionOptions {
7957 trigger_characters: Some(vec![".".to_string()]),
7958 resolve_provider: Some(true),
7959 ..Default::default()
7960 }),
7961 ..Default::default()
7962 },
7963 cx,
7964 )
7965 .await;
7966
7967 cx.set_state(indoc! {"fn main() { let a = 2ˇ; }"});
7968 cx.simulate_keystroke(".");
7969 let completion_item = lsp::CompletionItem {
7970 label: "some".into(),
7971 kind: Some(lsp::CompletionItemKind::SNIPPET),
7972 detail: Some("Wrap the expression in an `Option::Some`".to_string()),
7973 documentation: Some(lsp::Documentation::MarkupContent(lsp::MarkupContent {
7974 kind: lsp::MarkupKind::Markdown,
7975 value: "```rust\nSome(2)\n```".to_string(),
7976 })),
7977 deprecated: Some(false),
7978 sort_text: Some("fffffff2".to_string()),
7979 filter_text: Some("some".to_string()),
7980 insert_text_format: Some(lsp::InsertTextFormat::SNIPPET),
7981 text_edit: Some(lsp::CompletionTextEdit::Edit(lsp::TextEdit {
7982 range: lsp::Range {
7983 start: lsp::Position {
7984 line: 0,
7985 character: 22,
7986 },
7987 end: lsp::Position {
7988 line: 0,
7989 character: 22,
7990 },
7991 },
7992 new_text: "Some(2)".to_string(),
7993 })),
7994 additional_text_edits: Some(vec![lsp::TextEdit {
7995 range: lsp::Range {
7996 start: lsp::Position {
7997 line: 0,
7998 character: 20,
7999 },
8000 end: lsp::Position {
8001 line: 0,
8002 character: 22,
8003 },
8004 },
8005 new_text: "".to_string(),
8006 }]),
8007 ..Default::default()
8008 };
8009
8010 let closure_completion_item = completion_item.clone();
8011 let mut request = cx.handle_request::<lsp::request::Completion, _, _>(move |_, _, _| {
8012 let task_completion_item = closure_completion_item.clone();
8013 async move {
8014 Ok(Some(lsp::CompletionResponse::Array(vec![
8015 task_completion_item,
8016 ])))
8017 }
8018 });
8019
8020 request.next().await;
8021
8022 cx.condition(|editor, _| editor.context_menu_visible())
8023 .await;
8024 let apply_additional_edits = cx.update_editor(|editor, cx| {
8025 editor
8026 .confirm_completion(&ConfirmCompletion::default(), cx)
8027 .unwrap()
8028 });
8029 cx.assert_editor_state(indoc! {"fn main() { let a = 2.Some(2)ˇ; }"});
8030
8031 cx.handle_request::<lsp::request::ResolveCompletionItem, _, _>(move |_, _, _| {
8032 let task_completion_item = completion_item.clone();
8033 async move { Ok(task_completion_item) }
8034 })
8035 .next()
8036 .await
8037 .unwrap();
8038 apply_additional_edits.await.unwrap();
8039 cx.assert_editor_state(indoc! {"fn main() { let a = Some(2)ˇ; }"});
8040}
8041
8042#[gpui::test]
8043async fn test_completions_in_languages_with_extra_word_characters(cx: &mut gpui::TestAppContext) {
8044 init_test(cx, |_| {});
8045
8046 let mut cx = EditorLspTestContext::new(
8047 Language::new(
8048 LanguageConfig {
8049 matcher: LanguageMatcher {
8050 path_suffixes: vec!["jsx".into()],
8051 ..Default::default()
8052 },
8053 overrides: [(
8054 "element".into(),
8055 LanguageConfigOverride {
8056 word_characters: Override::Set(['-'].into_iter().collect()),
8057 ..Default::default()
8058 },
8059 )]
8060 .into_iter()
8061 .collect(),
8062 ..Default::default()
8063 },
8064 Some(tree_sitter_typescript::language_tsx()),
8065 )
8066 .with_override_query("(jsx_self_closing_element) @element")
8067 .unwrap(),
8068 lsp::ServerCapabilities {
8069 completion_provider: Some(lsp::CompletionOptions {
8070 trigger_characters: Some(vec![":".to_string()]),
8071 ..Default::default()
8072 }),
8073 ..Default::default()
8074 },
8075 cx,
8076 )
8077 .await;
8078
8079 cx.lsp
8080 .handle_request::<lsp::request::Completion, _, _>(move |_, _| async move {
8081 Ok(Some(lsp::CompletionResponse::Array(vec![
8082 lsp::CompletionItem {
8083 label: "bg-blue".into(),
8084 ..Default::default()
8085 },
8086 lsp::CompletionItem {
8087 label: "bg-red".into(),
8088 ..Default::default()
8089 },
8090 lsp::CompletionItem {
8091 label: "bg-yellow".into(),
8092 ..Default::default()
8093 },
8094 ])))
8095 });
8096
8097 cx.set_state(r#"<p class="bgˇ" />"#);
8098
8099 // Trigger completion when typing a dash, because the dash is an extra
8100 // word character in the 'element' scope, which contains the cursor.
8101 cx.simulate_keystroke("-");
8102 cx.executor().run_until_parked();
8103 cx.update_editor(|editor, _| {
8104 if let Some(ContextMenu::Completions(menu)) = editor.context_menu.read().as_ref() {
8105 assert_eq!(
8106 menu.matches.iter().map(|m| &m.string).collect::<Vec<_>>(),
8107 &["bg-red", "bg-blue", "bg-yellow"]
8108 );
8109 } else {
8110 panic!("expected completion menu to be open");
8111 }
8112 });
8113
8114 cx.simulate_keystroke("l");
8115 cx.executor().run_until_parked();
8116 cx.update_editor(|editor, _| {
8117 if let Some(ContextMenu::Completions(menu)) = editor.context_menu.read().as_ref() {
8118 assert_eq!(
8119 menu.matches.iter().map(|m| &m.string).collect::<Vec<_>>(),
8120 &["bg-blue", "bg-yellow"]
8121 );
8122 } else {
8123 panic!("expected completion menu to be open");
8124 }
8125 });
8126
8127 // When filtering completions, consider the character after the '-' to
8128 // be the start of a subword.
8129 cx.set_state(r#"<p class="yelˇ" />"#);
8130 cx.simulate_keystroke("l");
8131 cx.executor().run_until_parked();
8132 cx.update_editor(|editor, _| {
8133 if let Some(ContextMenu::Completions(menu)) = editor.context_menu.read().as_ref() {
8134 assert_eq!(
8135 menu.matches.iter().map(|m| &m.string).collect::<Vec<_>>(),
8136 &["bg-yellow"]
8137 );
8138 } else {
8139 panic!("expected completion menu to be open");
8140 }
8141 });
8142}
8143
8144#[gpui::test]
8145async fn test_document_format_with_prettier(cx: &mut gpui::TestAppContext) {
8146 init_test(cx, |settings| {
8147 settings.defaults.formatter = Some(language_settings::Formatter::Prettier)
8148 });
8149
8150 let fs = FakeFs::new(cx.executor());
8151 fs.insert_file("/file.rs", Default::default()).await;
8152
8153 let project = Project::test(fs, ["/file.rs".as_ref()], cx).await;
8154 let language_registry = project.read_with(cx, |project, _| project.languages().clone());
8155
8156 language_registry.add(Arc::new(Language::new(
8157 LanguageConfig {
8158 name: "Rust".into(),
8159 matcher: LanguageMatcher {
8160 path_suffixes: vec!["rs".to_string()],
8161 ..Default::default()
8162 },
8163 prettier_parser_name: Some("test_parser".to_string()),
8164 ..Default::default()
8165 },
8166 Some(tree_sitter_rust::language()),
8167 )));
8168
8169 let test_plugin = "test_plugin";
8170 let _ = language_registry.register_fake_lsp_adapter(
8171 "Rust",
8172 FakeLspAdapter {
8173 prettier_plugins: vec![test_plugin],
8174 ..Default::default()
8175 },
8176 );
8177
8178 let prettier_format_suffix = project::TEST_PRETTIER_FORMAT_SUFFIX;
8179 let buffer = project
8180 .update(cx, |project, cx| project.open_local_buffer("/file.rs", cx))
8181 .await
8182 .unwrap();
8183
8184 let buffer_text = "one\ntwo\nthree\n";
8185 let buffer = cx.new_model(|cx| MultiBuffer::singleton(buffer, cx));
8186 let (editor, cx) = cx.add_window_view(|cx| build_editor(buffer, cx));
8187 _ = editor.update(cx, |editor, cx| editor.set_text(buffer_text, cx));
8188
8189 editor
8190 .update(cx, |editor, cx| {
8191 editor.perform_format(project.clone(), FormatTrigger::Manual, cx)
8192 })
8193 .unwrap()
8194 .await;
8195 assert_eq!(
8196 editor.update(cx, |editor, cx| editor.text(cx)),
8197 buffer_text.to_string() + prettier_format_suffix,
8198 "Test prettier formatting was not applied to the original buffer text",
8199 );
8200
8201 update_test_language_settings(cx, |settings| {
8202 settings.defaults.formatter = Some(language_settings::Formatter::Auto)
8203 });
8204 let format = editor.update(cx, |editor, cx| {
8205 editor.perform_format(project.clone(), FormatTrigger::Manual, cx)
8206 });
8207 format.await.unwrap();
8208 assert_eq!(
8209 editor.update(cx, |editor, cx| editor.text(cx)),
8210 buffer_text.to_string() + prettier_format_suffix + "\n" + prettier_format_suffix,
8211 "Autoformatting (via test prettier) was not applied to the original buffer text",
8212 );
8213}
8214
8215#[gpui::test]
8216async fn test_find_all_references(cx: &mut gpui::TestAppContext) {
8217 init_test(cx, |_| {});
8218
8219 let mut cx = EditorLspTestContext::new_rust(
8220 lsp::ServerCapabilities {
8221 document_formatting_provider: Some(lsp::OneOf::Left(true)),
8222 ..Default::default()
8223 },
8224 cx,
8225 )
8226 .await;
8227
8228 cx.set_state(indoc! {"
8229 fn foo(«paramˇ»: i64) {
8230 println!(param);
8231 }
8232 "});
8233
8234 cx.lsp
8235 .handle_request::<lsp::request::References, _, _>(move |_, _| async move {
8236 Ok(Some(vec![
8237 lsp::Location {
8238 uri: lsp::Url::from_file_path("/root/dir/file.rs").unwrap(),
8239 range: lsp::Range::new(lsp::Position::new(0, 7), lsp::Position::new(0, 12)),
8240 },
8241 lsp::Location {
8242 uri: lsp::Url::from_file_path("/root/dir/file.rs").unwrap(),
8243 range: lsp::Range::new(lsp::Position::new(1, 13), lsp::Position::new(1, 18)),
8244 },
8245 ]))
8246 });
8247
8248 let references = cx
8249 .update_editor(|editor, cx| editor.find_all_references(&FindAllReferences, cx))
8250 .unwrap();
8251
8252 cx.executor().run_until_parked();
8253
8254 cx.executor().start_waiting();
8255 references.await.unwrap();
8256
8257 cx.assert_editor_state(indoc! {"
8258 fn foo(param: i64) {
8259 println!(«paramˇ»);
8260 }
8261 "});
8262
8263 let references = cx
8264 .update_editor(|editor, cx| editor.find_all_references(&FindAllReferences, cx))
8265 .unwrap();
8266
8267 cx.executor().run_until_parked();
8268
8269 cx.executor().start_waiting();
8270 references.await.unwrap();
8271
8272 cx.assert_editor_state(indoc! {"
8273 fn foo(«paramˇ»: i64) {
8274 println!(param);
8275 }
8276 "});
8277
8278 cx.set_state(indoc! {"
8279 fn foo(param: i64) {
8280 let a = param;
8281 let aˇ = param;
8282 let a = param;
8283 println!(param);
8284 }
8285 "});
8286
8287 cx.lsp
8288 .handle_request::<lsp::request::References, _, _>(move |_, _| async move {
8289 Ok(Some(vec![lsp::Location {
8290 uri: lsp::Url::from_file_path("/root/dir/file.rs").unwrap(),
8291 range: lsp::Range::new(lsp::Position::new(2, 8), lsp::Position::new(2, 9)),
8292 }]))
8293 });
8294
8295 let references = cx
8296 .update_editor(|editor, cx| editor.find_all_references(&FindAllReferences, cx))
8297 .unwrap();
8298
8299 cx.executor().run_until_parked();
8300
8301 cx.executor().start_waiting();
8302 references.await.unwrap();
8303
8304 cx.assert_editor_state(indoc! {"
8305 fn foo(param: i64) {
8306 let a = param;
8307 let «aˇ» = param;
8308 let a = param;
8309 println!(param);
8310 }
8311 "});
8312}
8313
8314#[gpui::test]
8315async fn test_addition_reverts(cx: &mut gpui::TestAppContext) {
8316 init_test(cx, |_| {});
8317 let mut cx = EditorLspTestContext::new_rust(lsp::ServerCapabilities::default(), cx).await;
8318 let base_text = indoc! {r#"struct Row;
8319struct Row1;
8320struct Row2;
8321
8322struct Row4;
8323struct Row5;
8324struct Row6;
8325
8326struct Row8;
8327struct Row9;
8328struct Row10;"#};
8329
8330 // When addition hunks are not adjacent to carets, no hunk revert is performed
8331 assert_hunk_revert(
8332 indoc! {r#"struct Row;
8333 struct Row1;
8334 struct Row1.1;
8335 struct Row1.2;
8336 struct Row2;ˇ
8337
8338 struct Row4;
8339 struct Row5;
8340 struct Row6;
8341
8342 struct Row8;
8343 ˇstruct Row9;
8344 struct Row9.1;
8345 struct Row9.2;
8346 struct Row9.3;
8347 struct Row10;"#},
8348 vec![DiffHunkStatus::Added, DiffHunkStatus::Added],
8349 indoc! {r#"struct Row;
8350 struct Row1;
8351 struct Row1.1;
8352 struct Row1.2;
8353 struct Row2;ˇ
8354
8355 struct Row4;
8356 struct Row5;
8357 struct Row6;
8358
8359 struct Row8;
8360 ˇstruct Row9;
8361 struct Row9.1;
8362 struct Row9.2;
8363 struct Row9.3;
8364 struct Row10;"#},
8365 base_text,
8366 &mut cx,
8367 );
8368 // Same for selections
8369 assert_hunk_revert(
8370 indoc! {r#"struct Row;
8371 struct Row1;
8372 struct Row2;
8373 struct Row2.1;
8374 struct Row2.2;
8375 «ˇ
8376 struct Row4;
8377 struct» Row5;
8378 «struct Row6;
8379 ˇ»
8380 struct Row9.1;
8381 struct Row9.2;
8382 struct Row9.3;
8383 struct Row8;
8384 struct Row9;
8385 struct Row10;"#},
8386 vec![DiffHunkStatus::Added, DiffHunkStatus::Added],
8387 indoc! {r#"struct Row;
8388 struct Row1;
8389 struct Row2;
8390 struct Row2.1;
8391 struct Row2.2;
8392 «ˇ
8393 struct Row4;
8394 struct» Row5;
8395 «struct Row6;
8396 ˇ»
8397 struct Row9.1;
8398 struct Row9.2;
8399 struct Row9.3;
8400 struct Row8;
8401 struct Row9;
8402 struct Row10;"#},
8403 base_text,
8404 &mut cx,
8405 );
8406
8407 // When carets and selections intersect the addition hunks, those are reverted.
8408 // Adjacent carets got merged.
8409 assert_hunk_revert(
8410 indoc! {r#"struct Row;
8411 ˇ// something on the top
8412 struct Row1;
8413 struct Row2;
8414 struct Roˇw3.1;
8415 struct Row2.2;
8416 struct Row2.3;ˇ
8417
8418 struct Row4;
8419 struct ˇRow5.1;
8420 struct Row5.2;
8421 struct «Rowˇ»5.3;
8422 struct Row5;
8423 struct Row6;
8424 ˇ
8425 struct Row9.1;
8426 struct «Rowˇ»9.2;
8427 struct «ˇRow»9.3;
8428 struct Row8;
8429 struct Row9;
8430 «ˇ// something on bottom»
8431 struct Row10;"#},
8432 vec![
8433 DiffHunkStatus::Added,
8434 DiffHunkStatus::Added,
8435 DiffHunkStatus::Added,
8436 DiffHunkStatus::Added,
8437 DiffHunkStatus::Added,
8438 ],
8439 indoc! {r#"struct Row;
8440 ˇstruct Row1;
8441 struct Row2;
8442 ˇ
8443 struct Row4;
8444 ˇstruct Row5;
8445 struct Row6;
8446 ˇ
8447 ˇstruct Row8;
8448 struct Row9;
8449 ˇstruct Row10;"#},
8450 base_text,
8451 &mut cx,
8452 );
8453}
8454
8455#[gpui::test]
8456async fn test_modification_reverts(cx: &mut gpui::TestAppContext) {
8457 init_test(cx, |_| {});
8458 let mut cx = EditorLspTestContext::new_rust(lsp::ServerCapabilities::default(), cx).await;
8459 let base_text = indoc! {r#"struct Row;
8460struct Row1;
8461struct Row2;
8462
8463struct Row4;
8464struct Row5;
8465struct Row6;
8466
8467struct Row8;
8468struct Row9;
8469struct Row10;"#};
8470
8471 // Modification hunks behave the same as the addition ones.
8472 assert_hunk_revert(
8473 indoc! {r#"struct Row;
8474 struct Row1;
8475 struct Row33;
8476 ˇ
8477 struct Row4;
8478 struct Row5;
8479 struct Row6;
8480 ˇ
8481 struct Row99;
8482 struct Row9;
8483 struct Row10;"#},
8484 vec![DiffHunkStatus::Modified, DiffHunkStatus::Modified],
8485 indoc! {r#"struct Row;
8486 struct Row1;
8487 struct Row33;
8488 ˇ
8489 struct Row4;
8490 struct Row5;
8491 struct Row6;
8492 ˇ
8493 struct Row99;
8494 struct Row9;
8495 struct Row10;"#},
8496 base_text,
8497 &mut cx,
8498 );
8499 assert_hunk_revert(
8500 indoc! {r#"struct Row;
8501 struct Row1;
8502 struct Row33;
8503 «ˇ
8504 struct Row4;
8505 struct» Row5;
8506 «struct Row6;
8507 ˇ»
8508 struct Row99;
8509 struct Row9;
8510 struct Row10;"#},
8511 vec![DiffHunkStatus::Modified, DiffHunkStatus::Modified],
8512 indoc! {r#"struct Row;
8513 struct Row1;
8514 struct Row33;
8515 «ˇ
8516 struct Row4;
8517 struct» Row5;
8518 «struct Row6;
8519 ˇ»
8520 struct Row99;
8521 struct Row9;
8522 struct Row10;"#},
8523 base_text,
8524 &mut cx,
8525 );
8526
8527 assert_hunk_revert(
8528 indoc! {r#"ˇstruct Row1.1;
8529 struct Row1;
8530 «ˇstr»uct Row22;
8531
8532 struct ˇRow44;
8533 struct Row5;
8534 struct «Rˇ»ow66;ˇ
8535
8536 «struˇ»ct Row88;
8537 struct Row9;
8538 struct Row1011;ˇ"#},
8539 vec![
8540 DiffHunkStatus::Modified,
8541 DiffHunkStatus::Modified,
8542 DiffHunkStatus::Modified,
8543 DiffHunkStatus::Modified,
8544 DiffHunkStatus::Modified,
8545 DiffHunkStatus::Modified,
8546 ],
8547 indoc! {r#"struct Row;
8548 ˇstruct Row1;
8549 struct Row2;
8550 ˇ
8551 struct Row4;
8552 ˇstruct Row5;
8553 struct Row6;
8554 ˇ
8555 struct Row8;
8556 ˇstruct Row9;
8557 struct Row10;ˇ"#},
8558 base_text,
8559 &mut cx,
8560 );
8561}
8562
8563#[gpui::test]
8564async fn test_deletion_reverts(cx: &mut gpui::TestAppContext) {
8565 init_test(cx, |_| {});
8566 let mut cx = EditorLspTestContext::new_rust(lsp::ServerCapabilities::default(), cx).await;
8567 let base_text = indoc! {r#"struct Row;
8568struct Row1;
8569struct Row2;
8570
8571struct Row4;
8572struct Row5;
8573struct Row6;
8574
8575struct Row8;
8576struct Row9;
8577struct Row10;"#};
8578
8579 // Deletion hunks trigger with carets on ajacent rows, so carets and selections have to stay farther to avoid the revert
8580 assert_hunk_revert(
8581 indoc! {r#"struct Row;
8582 struct Row2;
8583
8584 ˇstruct Row4;
8585 struct Row5;
8586 struct Row6;
8587 ˇ
8588 struct Row8;
8589 struct Row10;"#},
8590 vec![DiffHunkStatus::Removed, DiffHunkStatus::Removed],
8591 indoc! {r#"struct Row;
8592 struct Row2;
8593
8594 ˇstruct Row4;
8595 struct Row5;
8596 struct Row6;
8597 ˇ
8598 struct Row8;
8599 struct Row10;"#},
8600 base_text,
8601 &mut cx,
8602 );
8603 assert_hunk_revert(
8604 indoc! {r#"struct Row;
8605 struct Row2;
8606
8607 «ˇstruct Row4;
8608 struct» Row5;
8609 «struct Row6;
8610 ˇ»
8611 struct Row8;
8612 struct Row10;"#},
8613 vec![DiffHunkStatus::Removed, DiffHunkStatus::Removed],
8614 indoc! {r#"struct Row;
8615 struct Row2;
8616
8617 «ˇstruct Row4;
8618 struct» Row5;
8619 «struct Row6;
8620 ˇ»
8621 struct Row8;
8622 struct Row10;"#},
8623 base_text,
8624 &mut cx,
8625 );
8626
8627 // Deletion hunks are ephemeral, so it's impossible to place the caret into them — Zed triggers reverts for lines, adjacent to carets and selections.
8628 assert_hunk_revert(
8629 indoc! {r#"struct Row;
8630 ˇstruct Row2;
8631
8632 struct Row4;
8633 struct Row5;
8634 struct Row6;
8635
8636 struct Row8;ˇ
8637 struct Row10;"#},
8638 vec![DiffHunkStatus::Removed, DiffHunkStatus::Removed],
8639 indoc! {r#"struct Row;
8640 struct Row1;
8641 ˇstruct Row2;
8642
8643 struct Row4;
8644 struct Row5;
8645 struct Row6;
8646
8647 struct Row8;ˇ
8648 struct Row9;
8649 struct Row10;"#},
8650 base_text,
8651 &mut cx,
8652 );
8653 assert_hunk_revert(
8654 indoc! {r#"struct Row;
8655 struct Row2«ˇ;
8656 struct Row4;
8657 struct» Row5;
8658 «struct Row6;
8659
8660 struct Row8;ˇ»
8661 struct Row10;"#},
8662 vec![
8663 DiffHunkStatus::Removed,
8664 DiffHunkStatus::Removed,
8665 DiffHunkStatus::Removed,
8666 ],
8667 indoc! {r#"struct Row;
8668 struct Row1;
8669 struct Row2«ˇ;
8670
8671 struct Row4;
8672 struct» Row5;
8673 «struct Row6;
8674
8675 struct Row8;ˇ»
8676 struct Row9;
8677 struct Row10;"#},
8678 base_text,
8679 &mut cx,
8680 );
8681}
8682
8683#[gpui::test]
8684async fn test_multibuffer_reverts(cx: &mut gpui::TestAppContext) {
8685 init_test(cx, |_| {});
8686
8687 let cols = 4;
8688 let rows = 10;
8689 let sample_text_1 = sample_text(rows, cols, 'a');
8690 assert_eq!(
8691 sample_text_1,
8692 "aaaa\nbbbb\ncccc\ndddd\neeee\nffff\ngggg\nhhhh\niiii\njjjj"
8693 );
8694 let sample_text_2 = sample_text(rows, cols, 'l');
8695 assert_eq!(
8696 sample_text_2,
8697 "llll\nmmmm\nnnnn\noooo\npppp\nqqqq\nrrrr\nssss\ntttt\nuuuu"
8698 );
8699 let sample_text_3 = sample_text(rows, cols, 'v');
8700 assert_eq!(
8701 sample_text_3,
8702 "vvvv\nwwww\nxxxx\nyyyy\nzzzz\n{{{{\n||||\n}}}}\n~~~~\n\u{7f}\u{7f}\u{7f}\u{7f}"
8703 );
8704
8705 fn diff_every_buffer_row(
8706 buffer: &Model<Buffer>,
8707 sample_text: String,
8708 cols: usize,
8709 cx: &mut gpui::TestAppContext,
8710 ) {
8711 // revert first character in each row, creating one large diff hunk per buffer
8712 let is_first_char = |offset: usize| offset % cols == 0;
8713 buffer.update(cx, |buffer, cx| {
8714 buffer.set_text(
8715 sample_text
8716 .chars()
8717 .enumerate()
8718 .map(|(offset, c)| if is_first_char(offset) { 'X' } else { c })
8719 .collect::<String>(),
8720 cx,
8721 );
8722 buffer.set_diff_base(Some(sample_text), cx);
8723 });
8724 cx.executor().run_until_parked();
8725 }
8726
8727 let buffer_1 = cx.new_model(|cx| {
8728 Buffer::new(
8729 0,
8730 BufferId::new(cx.entity_id().as_u64()).unwrap(),
8731 sample_text_1.clone(),
8732 )
8733 });
8734 diff_every_buffer_row(&buffer_1, sample_text_1.clone(), cols, cx);
8735
8736 let buffer_2 = cx.new_model(|cx| {
8737 Buffer::new(
8738 1,
8739 BufferId::new(cx.entity_id().as_u64() + 1).unwrap(),
8740 sample_text_2.clone(),
8741 )
8742 });
8743 diff_every_buffer_row(&buffer_2, sample_text_2.clone(), cols, cx);
8744
8745 let buffer_3 = cx.new_model(|cx| {
8746 Buffer::new(
8747 2,
8748 BufferId::new(cx.entity_id().as_u64() + 2).unwrap(),
8749 sample_text_3.clone(),
8750 )
8751 });
8752 diff_every_buffer_row(&buffer_3, sample_text_3.clone(), cols, cx);
8753
8754 let multibuffer = cx.new_model(|cx| {
8755 let mut multibuffer = MultiBuffer::new(0, ReadWrite);
8756 multibuffer.push_excerpts(
8757 buffer_1.clone(),
8758 [
8759 ExcerptRange {
8760 context: Point::new(0, 0)..Point::new(3, 0),
8761 primary: None,
8762 },
8763 ExcerptRange {
8764 context: Point::new(5, 0)..Point::new(7, 0),
8765 primary: None,
8766 },
8767 ExcerptRange {
8768 context: Point::new(9, 0)..Point::new(10, 4),
8769 primary: None,
8770 },
8771 ],
8772 cx,
8773 );
8774 multibuffer.push_excerpts(
8775 buffer_2.clone(),
8776 [
8777 ExcerptRange {
8778 context: Point::new(0, 0)..Point::new(3, 0),
8779 primary: None,
8780 },
8781 ExcerptRange {
8782 context: Point::new(5, 0)..Point::new(7, 0),
8783 primary: None,
8784 },
8785 ExcerptRange {
8786 context: Point::new(9, 0)..Point::new(10, 4),
8787 primary: None,
8788 },
8789 ],
8790 cx,
8791 );
8792 multibuffer.push_excerpts(
8793 buffer_3.clone(),
8794 [
8795 ExcerptRange {
8796 context: Point::new(0, 0)..Point::new(3, 0),
8797 primary: None,
8798 },
8799 ExcerptRange {
8800 context: Point::new(5, 0)..Point::new(7, 0),
8801 primary: None,
8802 },
8803 ExcerptRange {
8804 context: Point::new(9, 0)..Point::new(10, 4),
8805 primary: None,
8806 },
8807 ],
8808 cx,
8809 );
8810 multibuffer
8811 });
8812
8813 let (editor, cx) = cx.add_window_view(|cx| build_editor(multibuffer, cx));
8814 editor.update(cx, |editor, cx| {
8815 assert_eq!(editor.text(cx), "XaaaXbbbX\nccXc\ndXdd\n\nhXhh\nXiiiXjjjX\n\nXlllXmmmX\nnnXn\noXoo\n\nsXss\nXtttXuuuX\n\nXvvvXwwwX\nxxXx\nyXyy\n\n}X}}\nX~~~X\u{7f}\u{7f}\u{7f}X\n");
8816 editor.select_all(&SelectAll, cx);
8817 editor.revert_selected_hunks(&RevertSelectedHunks, cx);
8818 });
8819 cx.executor().run_until_parked();
8820 // When all ranges are selected, all buffer hunks are reverted.
8821 editor.update(cx, |editor, cx| {
8822 assert_eq!(editor.text(cx), "aaaa\nbbbb\ncccc\ndddd\neeee\nffff\ngggg\nhhhh\niiii\njjjj\n\n\nllll\nmmmm\nnnnn\noooo\npppp\nqqqq\nrrrr\nssss\ntttt\nuuuu\n\n\nvvvv\nwwww\nxxxx\nyyyy\nzzzz\n{{{{\n||||\n}}}}\n~~~~\n\u{7f}\u{7f}\u{7f}\u{7f}\n\n");
8823 });
8824 buffer_1.update(cx, |buffer, _| {
8825 assert_eq!(buffer.text(), sample_text_1);
8826 });
8827 buffer_2.update(cx, |buffer, _| {
8828 assert_eq!(buffer.text(), sample_text_2);
8829 });
8830 buffer_3.update(cx, |buffer, _| {
8831 assert_eq!(buffer.text(), sample_text_3);
8832 });
8833
8834 diff_every_buffer_row(&buffer_1, sample_text_1.clone(), cols, cx);
8835 diff_every_buffer_row(&buffer_2, sample_text_2.clone(), cols, cx);
8836 diff_every_buffer_row(&buffer_3, sample_text_3.clone(), cols, cx);
8837 editor.update(cx, |editor, cx| {
8838 editor.change_selections(None, cx, |s| {
8839 s.select_ranges(Some(Point::new(0, 0)..Point::new(6, 0)));
8840 });
8841 editor.revert_selected_hunks(&RevertSelectedHunks, cx);
8842 });
8843 // Now, when all ranges selected belong to buffer_1, the revert should succeed,
8844 // but not affect buffer_2 and its related excerpts.
8845 editor.update(cx, |editor, cx| {
8846 assert_eq!(
8847 editor.text(cx),
8848 "aaaa\nbbbb\ncccc\ndddd\neeee\nffff\ngggg\nhhhh\niiii\njjjj\n\n\nXlllXmmmX\nnnXn\noXoo\nXpppXqqqX\nrrXr\nsXss\nXtttXuuuX\n\n\nXvvvXwwwX\nxxXx\nyXyy\nXzzzX{{{X\n||X|\n}X}}\nX~~~X\u{7f}\u{7f}\u{7f}X\n\n"
8849 );
8850 });
8851 buffer_1.update(cx, |buffer, _| {
8852 assert_eq!(buffer.text(), sample_text_1);
8853 });
8854 buffer_2.update(cx, |buffer, _| {
8855 assert_eq!(
8856 buffer.text(),
8857 "XlllXmmmX\nnnXn\noXoo\nXpppXqqqX\nrrXr\nsXss\nXtttXuuuX"
8858 );
8859 });
8860 buffer_3.update(cx, |buffer, _| {
8861 assert_eq!(
8862 buffer.text(),
8863 "XvvvXwwwX\nxxXx\nyXyy\nXzzzX{{{X\n||X|\n}X}}\nX~~~X\u{7f}\u{7f}\u{7f}X"
8864 );
8865 });
8866}
8867
8868#[gpui::test]
8869async fn test_mutlibuffer_in_navigation_history(cx: &mut gpui::TestAppContext) {
8870 init_test(cx, |_| {});
8871
8872 let cols = 4;
8873 let rows = 10;
8874 let sample_text_1 = sample_text(rows, cols, 'a');
8875 assert_eq!(
8876 sample_text_1,
8877 "aaaa\nbbbb\ncccc\ndddd\neeee\nffff\ngggg\nhhhh\niiii\njjjj"
8878 );
8879 let sample_text_2 = sample_text(rows, cols, 'l');
8880 assert_eq!(
8881 sample_text_2,
8882 "llll\nmmmm\nnnnn\noooo\npppp\nqqqq\nrrrr\nssss\ntttt\nuuuu"
8883 );
8884 let sample_text_3 = sample_text(rows, cols, 'v');
8885 assert_eq!(
8886 sample_text_3,
8887 "vvvv\nwwww\nxxxx\nyyyy\nzzzz\n{{{{\n||||\n}}}}\n~~~~\n\u{7f}\u{7f}\u{7f}\u{7f}"
8888 );
8889
8890 let buffer_1 = cx.new_model(|cx| {
8891 Buffer::new(
8892 0,
8893 BufferId::new(cx.entity_id().as_u64()).unwrap(),
8894 sample_text_1.clone(),
8895 )
8896 });
8897
8898 let buffer_2 = cx.new_model(|cx| {
8899 Buffer::new(
8900 1,
8901 BufferId::new(cx.entity_id().as_u64() + 1).unwrap(),
8902 sample_text_2.clone(),
8903 )
8904 });
8905
8906 let buffer_3 = cx.new_model(|cx| {
8907 Buffer::new(
8908 2,
8909 BufferId::new(cx.entity_id().as_u64() + 2).unwrap(),
8910 sample_text_3.clone(),
8911 )
8912 });
8913
8914 let multi_buffer = cx.new_model(|cx| {
8915 let mut multibuffer = MultiBuffer::new(0, ReadWrite);
8916 multibuffer.push_excerpts(
8917 buffer_1.clone(),
8918 [
8919 ExcerptRange {
8920 context: Point::new(0, 0)..Point::new(3, 0),
8921 primary: None,
8922 },
8923 ExcerptRange {
8924 context: Point::new(5, 0)..Point::new(7, 0),
8925 primary: None,
8926 },
8927 ExcerptRange {
8928 context: Point::new(9, 0)..Point::new(10, 4),
8929 primary: None,
8930 },
8931 ],
8932 cx,
8933 );
8934 multibuffer.push_excerpts(
8935 buffer_2.clone(),
8936 [
8937 ExcerptRange {
8938 context: Point::new(0, 0)..Point::new(3, 0),
8939 primary: None,
8940 },
8941 ExcerptRange {
8942 context: Point::new(5, 0)..Point::new(7, 0),
8943 primary: None,
8944 },
8945 ExcerptRange {
8946 context: Point::new(9, 0)..Point::new(10, 4),
8947 primary: None,
8948 },
8949 ],
8950 cx,
8951 );
8952 multibuffer.push_excerpts(
8953 buffer_3.clone(),
8954 [
8955 ExcerptRange {
8956 context: Point::new(0, 0)..Point::new(3, 0),
8957 primary: None,
8958 },
8959 ExcerptRange {
8960 context: Point::new(5, 0)..Point::new(7, 0),
8961 primary: None,
8962 },
8963 ExcerptRange {
8964 context: Point::new(9, 0)..Point::new(10, 4),
8965 primary: None,
8966 },
8967 ],
8968 cx,
8969 );
8970 multibuffer
8971 });
8972
8973 let fs = FakeFs::new(cx.executor());
8974 fs.insert_tree(
8975 "/a",
8976 json!({
8977 "main.rs": sample_text_1,
8978 "other.rs": sample_text_2,
8979 "lib.rs": sample_text_3,
8980 }),
8981 )
8982 .await;
8983 let project = Project::test(fs, ["/a".as_ref()], cx).await;
8984 let workspace = cx.add_window(|cx| Workspace::test_new(project.clone(), cx));
8985 let cx = &mut VisualTestContext::from_window(*workspace.deref(), cx);
8986 let multi_buffer_editor =
8987 cx.new_view(|cx| Editor::new(EditorMode::Full, multi_buffer, Some(project.clone()), cx));
8988 let multibuffer_item_id = workspace
8989 .update(cx, |workspace, cx| {
8990 assert!(
8991 workspace.active_item(cx).is_none(),
8992 "active item should be None before the first item is added"
8993 );
8994 workspace.add_item_to_active_pane(Box::new(multi_buffer_editor.clone()), cx);
8995 let active_item = workspace
8996 .active_item(cx)
8997 .expect("should have an active item after adding the multi buffer");
8998 assert!(
8999 !active_item.is_singleton(cx),
9000 "A multi buffer was expected to active after adding"
9001 );
9002 active_item.item_id()
9003 })
9004 .unwrap();
9005 cx.executor().run_until_parked();
9006
9007 multi_buffer_editor.update(cx, |editor, cx| {
9008 editor.change_selections(Some(Autoscroll::Next), cx, |s| s.select_ranges(Some(1..2)));
9009 editor.open_excerpts(&OpenExcerpts, cx);
9010 });
9011 cx.executor().run_until_parked();
9012 let first_item_id = workspace
9013 .update(cx, |workspace, cx| {
9014 let active_item = workspace
9015 .active_item(cx)
9016 .expect("should have an active item after navigating into the 1st buffer");
9017 let first_item_id = active_item.item_id();
9018 assert_ne!(
9019 first_item_id, multibuffer_item_id,
9020 "Should navigate into the 1st buffer and activate it"
9021 );
9022 assert!(
9023 active_item.is_singleton(cx),
9024 "New active item should be a singleton buffer"
9025 );
9026 assert_eq!(
9027 active_item
9028 .act_as::<Editor>(cx)
9029 .expect("should have navigated into an editor for the 1st buffer")
9030 .read(cx)
9031 .text(cx),
9032 sample_text_1
9033 );
9034
9035 workspace
9036 .go_back(workspace.active_pane().downgrade(), cx)
9037 .detach_and_log_err(cx);
9038
9039 first_item_id
9040 })
9041 .unwrap();
9042 cx.executor().run_until_parked();
9043 workspace
9044 .update(cx, |workspace, cx| {
9045 let active_item = workspace
9046 .active_item(cx)
9047 .expect("should have an active item after navigating back");
9048 assert_eq!(
9049 active_item.item_id(),
9050 multibuffer_item_id,
9051 "Should navigate back to the multi buffer"
9052 );
9053 assert!(!active_item.is_singleton(cx));
9054 })
9055 .unwrap();
9056
9057 multi_buffer_editor.update(cx, |editor, cx| {
9058 editor.change_selections(Some(Autoscroll::Next), cx, |s| {
9059 s.select_ranges(Some(39..40))
9060 });
9061 editor.open_excerpts(&OpenExcerpts, cx);
9062 });
9063 cx.executor().run_until_parked();
9064 let second_item_id = workspace
9065 .update(cx, |workspace, cx| {
9066 let active_item = workspace
9067 .active_item(cx)
9068 .expect("should have an active item after navigating into the 2nd buffer");
9069 let second_item_id = active_item.item_id();
9070 assert_ne!(
9071 second_item_id, multibuffer_item_id,
9072 "Should navigate away from the multibuffer"
9073 );
9074 assert_ne!(
9075 second_item_id, first_item_id,
9076 "Should navigate into the 2nd buffer and activate it"
9077 );
9078 assert!(
9079 active_item.is_singleton(cx),
9080 "New active item should be a singleton buffer"
9081 );
9082 assert_eq!(
9083 active_item
9084 .act_as::<Editor>(cx)
9085 .expect("should have navigated into an editor")
9086 .read(cx)
9087 .text(cx),
9088 sample_text_2
9089 );
9090
9091 workspace
9092 .go_back(workspace.active_pane().downgrade(), cx)
9093 .detach_and_log_err(cx);
9094
9095 second_item_id
9096 })
9097 .unwrap();
9098 cx.executor().run_until_parked();
9099 workspace
9100 .update(cx, |workspace, cx| {
9101 let active_item = workspace
9102 .active_item(cx)
9103 .expect("should have an active item after navigating back from the 2nd buffer");
9104 assert_eq!(
9105 active_item.item_id(),
9106 multibuffer_item_id,
9107 "Should navigate back from the 2nd buffer to the multi buffer"
9108 );
9109 assert!(!active_item.is_singleton(cx));
9110 })
9111 .unwrap();
9112
9113 multi_buffer_editor.update(cx, |editor, cx| {
9114 editor.change_selections(Some(Autoscroll::Next), cx, |s| {
9115 s.select_ranges(Some(60..70))
9116 });
9117 editor.open_excerpts(&OpenExcerpts, cx);
9118 });
9119 cx.executor().run_until_parked();
9120 workspace
9121 .update(cx, |workspace, cx| {
9122 let active_item = workspace
9123 .active_item(cx)
9124 .expect("should have an active item after navigating into the 3rd buffer");
9125 let third_item_id = active_item.item_id();
9126 assert_ne!(
9127 third_item_id, multibuffer_item_id,
9128 "Should navigate into the 3rd buffer and activate it"
9129 );
9130 assert_ne!(third_item_id, first_item_id);
9131 assert_ne!(third_item_id, second_item_id);
9132 assert!(
9133 active_item.is_singleton(cx),
9134 "New active item should be a singleton buffer"
9135 );
9136 assert_eq!(
9137 active_item
9138 .act_as::<Editor>(cx)
9139 .expect("should have navigated into an editor")
9140 .read(cx)
9141 .text(cx),
9142 sample_text_3
9143 );
9144
9145 workspace
9146 .go_back(workspace.active_pane().downgrade(), cx)
9147 .detach_and_log_err(cx);
9148 })
9149 .unwrap();
9150 cx.executor().run_until_parked();
9151 workspace
9152 .update(cx, |workspace, cx| {
9153 let active_item = workspace
9154 .active_item(cx)
9155 .expect("should have an active item after navigating back from the 3rd buffer");
9156 assert_eq!(
9157 active_item.item_id(),
9158 multibuffer_item_id,
9159 "Should navigate back from the 3rd buffer to the multi buffer"
9160 );
9161 assert!(!active_item.is_singleton(cx));
9162 })
9163 .unwrap();
9164}
9165
9166fn empty_range(row: usize, column: usize) -> Range<DisplayPoint> {
9167 let point = DisplayPoint::new(row as u32, column as u32);
9168 point..point
9169}
9170
9171fn assert_selection_ranges(marked_text: &str, view: &mut Editor, cx: &mut ViewContext<Editor>) {
9172 let (text, ranges) = marked_text_ranges(marked_text, true);
9173 assert_eq!(view.text(cx), text);
9174 assert_eq!(
9175 view.selections.ranges(cx),
9176 ranges,
9177 "Assert selections are {}",
9178 marked_text
9179 );
9180}
9181
9182/// Handle completion request passing a marked string specifying where the completion
9183/// should be triggered from using '|' character, what range should be replaced, and what completions
9184/// should be returned using '<' and '>' to delimit the range
9185pub fn handle_completion_request(
9186 cx: &mut EditorLspTestContext,
9187 marked_string: &str,
9188 completions: Vec<&'static str>,
9189) -> impl Future<Output = ()> {
9190 let complete_from_marker: TextRangeMarker = '|'.into();
9191 let replace_range_marker: TextRangeMarker = ('<', '>').into();
9192 let (_, mut marked_ranges) = marked_text_ranges_by(
9193 marked_string,
9194 vec![complete_from_marker.clone(), replace_range_marker.clone()],
9195 );
9196
9197 let complete_from_position =
9198 cx.to_lsp(marked_ranges.remove(&complete_from_marker).unwrap()[0].start);
9199 let replace_range =
9200 cx.to_lsp_range(marked_ranges.remove(&replace_range_marker).unwrap()[0].clone());
9201
9202 let mut request = cx.handle_request::<lsp::request::Completion, _, _>(move |url, params, _| {
9203 let completions = completions.clone();
9204 async move {
9205 assert_eq!(params.text_document_position.text_document.uri, url.clone());
9206 assert_eq!(
9207 params.text_document_position.position,
9208 complete_from_position
9209 );
9210 Ok(Some(lsp::CompletionResponse::Array(
9211 completions
9212 .iter()
9213 .map(|completion_text| lsp::CompletionItem {
9214 label: completion_text.to_string(),
9215 text_edit: Some(lsp::CompletionTextEdit::Edit(lsp::TextEdit {
9216 range: replace_range,
9217 new_text: completion_text.to_string(),
9218 })),
9219 ..Default::default()
9220 })
9221 .collect(),
9222 )))
9223 }
9224 });
9225
9226 async move {
9227 request.next().await;
9228 }
9229}
9230
9231fn handle_resolve_completion_request(
9232 cx: &mut EditorLspTestContext,
9233 edits: Option<Vec<(&'static str, &'static str)>>,
9234) -> impl Future<Output = ()> {
9235 let edits = edits.map(|edits| {
9236 edits
9237 .iter()
9238 .map(|(marked_string, new_text)| {
9239 let (_, marked_ranges) = marked_text_ranges(marked_string, false);
9240 let replace_range = cx.to_lsp_range(marked_ranges[0].clone());
9241 lsp::TextEdit::new(replace_range, new_text.to_string())
9242 })
9243 .collect::<Vec<_>>()
9244 });
9245
9246 let mut request =
9247 cx.handle_request::<lsp::request::ResolveCompletionItem, _, _>(move |_, _, _| {
9248 let edits = edits.clone();
9249 async move {
9250 Ok(lsp::CompletionItem {
9251 additional_text_edits: edits,
9252 ..Default::default()
9253 })
9254 }
9255 });
9256
9257 async move {
9258 request.next().await;
9259 }
9260}
9261
9262pub(crate) fn update_test_language_settings(
9263 cx: &mut TestAppContext,
9264 f: impl Fn(&mut AllLanguageSettingsContent),
9265) {
9266 _ = cx.update(|cx| {
9267 cx.update_global(|store: &mut SettingsStore, cx| {
9268 store.update_user_settings::<AllLanguageSettings>(cx, f);
9269 });
9270 });
9271}
9272
9273pub(crate) fn update_test_project_settings(
9274 cx: &mut TestAppContext,
9275 f: impl Fn(&mut ProjectSettings),
9276) {
9277 _ = cx.update(|cx| {
9278 cx.update_global(|store: &mut SettingsStore, cx| {
9279 store.update_user_settings::<ProjectSettings>(cx, f);
9280 });
9281 });
9282}
9283
9284pub(crate) fn init_test(cx: &mut TestAppContext, f: fn(&mut AllLanguageSettingsContent)) {
9285 _ = cx.update(|cx| {
9286 let store = SettingsStore::test(cx);
9287 cx.set_global(store);
9288 theme::init(theme::LoadThemes::JustBase, cx);
9289 release_channel::init("0.0.0", cx);
9290 client::init_settings(cx);
9291 language::init(cx);
9292 Project::init_settings(cx);
9293 workspace::init_settings(cx);
9294 crate::init(cx);
9295 });
9296
9297 update_test_language_settings(cx, f);
9298}
9299
9300pub(crate) fn rust_lang() -> Arc<Language> {
9301 Arc::new(Language::new(
9302 LanguageConfig {
9303 name: "Rust".into(),
9304 matcher: LanguageMatcher {
9305 path_suffixes: vec!["rs".to_string()],
9306 ..Default::default()
9307 },
9308 ..Default::default()
9309 },
9310 Some(tree_sitter_rust::language()),
9311 ))
9312}
9313
9314#[track_caller]
9315fn assert_hunk_revert(
9316 not_reverted_text_with_selections: &str,
9317 expected_not_reverted_hunk_statuses: Vec<DiffHunkStatus>,
9318 expected_reverted_text_with_selections: &str,
9319 base_text: &str,
9320 cx: &mut EditorLspTestContext,
9321) {
9322 cx.set_state(not_reverted_text_with_selections);
9323 cx.update_editor(|editor, cx| {
9324 editor
9325 .buffer()
9326 .read(cx)
9327 .as_singleton()
9328 .unwrap()
9329 .update(cx, |buffer, cx| {
9330 buffer.set_diff_base(Some(base_text.to_string()), cx);
9331 });
9332 });
9333 cx.executor().run_until_parked();
9334
9335 let reverted_hunk_statuses = cx.update_editor(|editor, cx| {
9336 let snapshot = editor
9337 .buffer()
9338 .read(cx)
9339 .as_singleton()
9340 .unwrap()
9341 .read(cx)
9342 .snapshot();
9343 let reverted_hunk_statuses = snapshot
9344 .git_diff_hunks_in_row_range(0..u32::MAX)
9345 .map(|hunk| hunk.status())
9346 .collect::<Vec<_>>();
9347
9348 editor.revert_selected_hunks(&RevertSelectedHunks, cx);
9349 reverted_hunk_statuses
9350 });
9351 cx.executor().run_until_parked();
9352 cx.assert_editor_state(expected_reverted_text_with_selections);
9353 assert_eq!(reverted_hunk_statuses, expected_not_reverted_hunk_statuses);
9354}