1use crate::{
2 rpc::{CLEANUP_TIMEOUT, RECONNECT_TIMEOUT},
3 tests::{TestClient, TestServer},
4};
5use call::{room, ActiveCall, ParticipantLocation, Room};
6use client::{User, RECEIVE_TIMEOUT};
7use collections::HashSet;
8use editor::{
9 test::editor_test_context::EditorTestContext, ConfirmCodeAction, ConfirmCompletion,
10 ConfirmRename, Editor, ExcerptRange, MultiBuffer, Redo, Rename, ToOffset, ToggleCodeActions,
11 Undo,
12};
13use fs::{FakeFs, Fs as _, LineEnding, RemoveOptions};
14use futures::StreamExt as _;
15use gpui::{
16 executor::Deterministic, geometry::vector::vec2f, test::EmptyView, ModelHandle, TestAppContext,
17 ViewHandle,
18};
19use indoc::indoc;
20use language::{
21 tree_sitter_rust, Anchor, Diagnostic, DiagnosticEntry, FakeLspAdapter, Language,
22 LanguageConfig, OffsetRangeExt, Point, Rope,
23};
24use live_kit_client::MacOSDisplay;
25use lsp::LanguageServerId;
26use project::{search::SearchQuery, DiagnosticSummary, HoverBlockKind, Project, ProjectPath};
27use rand::prelude::*;
28use serde_json::json;
29use settings::{Formatter, Settings};
30use std::{
31 cell::{Cell, RefCell},
32 env, future, mem,
33 path::{Path, PathBuf},
34 rc::Rc,
35 sync::{
36 atomic::{AtomicBool, Ordering::SeqCst},
37 Arc,
38 },
39};
40use unindent::Unindent as _;
41use workspace::{item::ItemHandle as _, shared_screen::SharedScreen, SplitDirection, Workspace};
42
43#[ctor::ctor]
44fn init_logger() {
45 if std::env::var("RUST_LOG").is_ok() {
46 env_logger::init();
47 }
48}
49
50#[gpui::test(iterations = 10)]
51async fn test_basic_calls(
52 deterministic: Arc<Deterministic>,
53 cx_a: &mut TestAppContext,
54 cx_b: &mut TestAppContext,
55 cx_b2: &mut TestAppContext,
56 cx_c: &mut TestAppContext,
57) {
58 deterministic.forbid_parking();
59 let mut server = TestServer::start(&deterministic).await;
60
61 let client_a = server.create_client(cx_a, "user_a").await;
62 let client_b = server.create_client(cx_b, "user_b").await;
63 let client_c = server.create_client(cx_c, "user_c").await;
64 server
65 .make_contacts(&mut [(&client_a, cx_a), (&client_b, cx_b), (&client_c, cx_c)])
66 .await;
67
68 let active_call_a = cx_a.read(ActiveCall::global);
69 let active_call_b = cx_b.read(ActiveCall::global);
70 let active_call_c = cx_c.read(ActiveCall::global);
71
72 // Call user B from client A.
73 active_call_a
74 .update(cx_a, |call, cx| {
75 call.invite(client_b.user_id().unwrap(), None, cx)
76 })
77 .await
78 .unwrap();
79 let room_a = active_call_a.read_with(cx_a, |call, _| call.room().unwrap().clone());
80 deterministic.run_until_parked();
81 assert_eq!(
82 room_participants(&room_a, cx_a),
83 RoomParticipants {
84 remote: Default::default(),
85 pending: vec!["user_b".to_string()]
86 }
87 );
88
89 // User B receives the call.
90 let mut incoming_call_b = active_call_b.read_with(cx_b, |call, _| call.incoming());
91 let call_b = incoming_call_b.next().await.unwrap().unwrap();
92 assert_eq!(call_b.calling_user.github_login, "user_a");
93
94 // User B connects via another client and also receives a ring on the newly-connected client.
95 let _client_b2 = server.create_client(cx_b2, "user_b").await;
96 let active_call_b2 = cx_b2.read(ActiveCall::global);
97 let mut incoming_call_b2 = active_call_b2.read_with(cx_b2, |call, _| call.incoming());
98 deterministic.run_until_parked();
99 let call_b2 = incoming_call_b2.next().await.unwrap().unwrap();
100 assert_eq!(call_b2.calling_user.github_login, "user_a");
101
102 // User B joins the room using the first client.
103 active_call_b
104 .update(cx_b, |call, cx| call.accept_incoming(cx))
105 .await
106 .unwrap();
107 let room_b = active_call_b.read_with(cx_b, |call, _| call.room().unwrap().clone());
108 assert!(incoming_call_b.next().await.unwrap().is_none());
109
110 deterministic.run_until_parked();
111 assert_eq!(
112 room_participants(&room_a, cx_a),
113 RoomParticipants {
114 remote: vec!["user_b".to_string()],
115 pending: Default::default()
116 }
117 );
118 assert_eq!(
119 room_participants(&room_b, cx_b),
120 RoomParticipants {
121 remote: vec!["user_a".to_string()],
122 pending: Default::default()
123 }
124 );
125
126 // Call user C from client B.
127 let mut incoming_call_c = active_call_c.read_with(cx_c, |call, _| call.incoming());
128 active_call_b
129 .update(cx_b, |call, cx| {
130 call.invite(client_c.user_id().unwrap(), None, cx)
131 })
132 .await
133 .unwrap();
134
135 deterministic.run_until_parked();
136 assert_eq!(
137 room_participants(&room_a, cx_a),
138 RoomParticipants {
139 remote: vec!["user_b".to_string()],
140 pending: vec!["user_c".to_string()]
141 }
142 );
143 assert_eq!(
144 room_participants(&room_b, cx_b),
145 RoomParticipants {
146 remote: vec!["user_a".to_string()],
147 pending: vec!["user_c".to_string()]
148 }
149 );
150
151 // User C receives the call, but declines it.
152 let call_c = incoming_call_c.next().await.unwrap().unwrap();
153 assert_eq!(call_c.calling_user.github_login, "user_b");
154 active_call_c.update(cx_c, |call, _| call.decline_incoming().unwrap());
155 assert!(incoming_call_c.next().await.unwrap().is_none());
156
157 deterministic.run_until_parked();
158 assert_eq!(
159 room_participants(&room_a, cx_a),
160 RoomParticipants {
161 remote: vec!["user_b".to_string()],
162 pending: Default::default()
163 }
164 );
165 assert_eq!(
166 room_participants(&room_b, cx_b),
167 RoomParticipants {
168 remote: vec!["user_a".to_string()],
169 pending: Default::default()
170 }
171 );
172
173 // Call user C again from user A.
174 active_call_a
175 .update(cx_a, |call, cx| {
176 call.invite(client_c.user_id().unwrap(), None, cx)
177 })
178 .await
179 .unwrap();
180
181 deterministic.run_until_parked();
182 assert_eq!(
183 room_participants(&room_a, cx_a),
184 RoomParticipants {
185 remote: vec!["user_b".to_string()],
186 pending: vec!["user_c".to_string()]
187 }
188 );
189 assert_eq!(
190 room_participants(&room_b, cx_b),
191 RoomParticipants {
192 remote: vec!["user_a".to_string()],
193 pending: vec!["user_c".to_string()]
194 }
195 );
196
197 // User C accepts the call.
198 let call_c = incoming_call_c.next().await.unwrap().unwrap();
199 assert_eq!(call_c.calling_user.github_login, "user_a");
200 active_call_c
201 .update(cx_c, |call, cx| call.accept_incoming(cx))
202 .await
203 .unwrap();
204 assert!(incoming_call_c.next().await.unwrap().is_none());
205 let room_c = active_call_c.read_with(cx_c, |call, _| call.room().unwrap().clone());
206
207 deterministic.run_until_parked();
208 assert_eq!(
209 room_participants(&room_a, cx_a),
210 RoomParticipants {
211 remote: vec!["user_b".to_string(), "user_c".to_string()],
212 pending: Default::default()
213 }
214 );
215 assert_eq!(
216 room_participants(&room_b, cx_b),
217 RoomParticipants {
218 remote: vec!["user_a".to_string(), "user_c".to_string()],
219 pending: Default::default()
220 }
221 );
222 assert_eq!(
223 room_participants(&room_c, cx_c),
224 RoomParticipants {
225 remote: vec!["user_a".to_string(), "user_b".to_string()],
226 pending: Default::default()
227 }
228 );
229
230 // User A shares their screen
231 let display = MacOSDisplay::new();
232 let events_b = active_call_events(cx_b);
233 let events_c = active_call_events(cx_c);
234 active_call_a
235 .update(cx_a, |call, cx| {
236 call.room().unwrap().update(cx, |room, cx| {
237 room.set_display_sources(vec![display.clone()]);
238 room.share_screen(cx)
239 })
240 })
241 .await
242 .unwrap();
243
244 deterministic.run_until_parked();
245
246 // User B observes the remote screen sharing track.
247 assert_eq!(events_b.borrow().len(), 1);
248 let event_b = events_b.borrow().first().unwrap().clone();
249 if let call::room::Event::RemoteVideoTracksChanged { participant_id } = event_b {
250 assert_eq!(participant_id, client_a.peer_id().unwrap());
251 room_b.read_with(cx_b, |room, _| {
252 assert_eq!(
253 room.remote_participants()[&client_a.user_id().unwrap()]
254 .tracks
255 .len(),
256 1
257 );
258 });
259 } else {
260 panic!("unexpected event")
261 }
262
263 // User C observes the remote screen sharing track.
264 assert_eq!(events_c.borrow().len(), 1);
265 let event_c = events_c.borrow().first().unwrap().clone();
266 if let call::room::Event::RemoteVideoTracksChanged { participant_id } = event_c {
267 assert_eq!(participant_id, client_a.peer_id().unwrap());
268 room_c.read_with(cx_c, |room, _| {
269 assert_eq!(
270 room.remote_participants()[&client_a.user_id().unwrap()]
271 .tracks
272 .len(),
273 1
274 );
275 });
276 } else {
277 panic!("unexpected event")
278 }
279
280 // User A leaves the room.
281 active_call_a
282 .update(cx_a, |call, cx| {
283 let hang_up = call.hang_up(cx);
284 assert!(call.room().is_none());
285 hang_up
286 })
287 .await
288 .unwrap();
289 deterministic.run_until_parked();
290 assert_eq!(
291 room_participants(&room_a, cx_a),
292 RoomParticipants {
293 remote: Default::default(),
294 pending: Default::default()
295 }
296 );
297 assert_eq!(
298 room_participants(&room_b, cx_b),
299 RoomParticipants {
300 remote: vec!["user_c".to_string()],
301 pending: Default::default()
302 }
303 );
304 assert_eq!(
305 room_participants(&room_c, cx_c),
306 RoomParticipants {
307 remote: vec!["user_b".to_string()],
308 pending: Default::default()
309 }
310 );
311
312 // User B gets disconnected from the LiveKit server, which causes them
313 // to automatically leave the room. User C leaves the room as well because
314 // nobody else is in there.
315 server
316 .test_live_kit_server
317 .disconnect_client(client_b.user_id().unwrap().to_string())
318 .await;
319 deterministic.run_until_parked();
320 active_call_b.read_with(cx_b, |call, _| assert!(call.room().is_none()));
321 active_call_c.read_with(cx_c, |call, _| assert!(call.room().is_none()));
322 assert_eq!(
323 room_participants(&room_a, cx_a),
324 RoomParticipants {
325 remote: Default::default(),
326 pending: Default::default()
327 }
328 );
329 assert_eq!(
330 room_participants(&room_b, cx_b),
331 RoomParticipants {
332 remote: Default::default(),
333 pending: Default::default()
334 }
335 );
336 assert_eq!(
337 room_participants(&room_c, cx_c),
338 RoomParticipants {
339 remote: Default::default(),
340 pending: Default::default()
341 }
342 );
343}
344
345#[gpui::test(iterations = 10)]
346async fn test_calling_multiple_users_simultaneously(
347 deterministic: Arc<Deterministic>,
348 cx_a: &mut TestAppContext,
349 cx_b: &mut TestAppContext,
350 cx_c: &mut TestAppContext,
351 cx_d: &mut TestAppContext,
352) {
353 deterministic.forbid_parking();
354 let mut server = TestServer::start(&deterministic).await;
355
356 let client_a = server.create_client(cx_a, "user_a").await;
357 let client_b = server.create_client(cx_b, "user_b").await;
358 let client_c = server.create_client(cx_c, "user_c").await;
359 let client_d = server.create_client(cx_d, "user_d").await;
360 server
361 .make_contacts(&mut [
362 (&client_a, cx_a),
363 (&client_b, cx_b),
364 (&client_c, cx_c),
365 (&client_d, cx_d),
366 ])
367 .await;
368
369 let active_call_a = cx_a.read(ActiveCall::global);
370 let active_call_b = cx_b.read(ActiveCall::global);
371 let active_call_c = cx_c.read(ActiveCall::global);
372 let active_call_d = cx_d.read(ActiveCall::global);
373
374 // Simultaneously call user B and user C from client A.
375 let b_invite = active_call_a.update(cx_a, |call, cx| {
376 call.invite(client_b.user_id().unwrap(), None, cx)
377 });
378 let c_invite = active_call_a.update(cx_a, |call, cx| {
379 call.invite(client_c.user_id().unwrap(), None, cx)
380 });
381 b_invite.await.unwrap();
382 c_invite.await.unwrap();
383
384 let room_a = active_call_a.read_with(cx_a, |call, _| call.room().unwrap().clone());
385 deterministic.run_until_parked();
386 assert_eq!(
387 room_participants(&room_a, cx_a),
388 RoomParticipants {
389 remote: Default::default(),
390 pending: vec!["user_b".to_string(), "user_c".to_string()]
391 }
392 );
393
394 // Call client D from client A.
395 active_call_a
396 .update(cx_a, |call, cx| {
397 call.invite(client_d.user_id().unwrap(), None, cx)
398 })
399 .await
400 .unwrap();
401 deterministic.run_until_parked();
402 assert_eq!(
403 room_participants(&room_a, cx_a),
404 RoomParticipants {
405 remote: Default::default(),
406 pending: vec![
407 "user_b".to_string(),
408 "user_c".to_string(),
409 "user_d".to_string()
410 ]
411 }
412 );
413
414 // Accept the call on all clients simultaneously.
415 let accept_b = active_call_b.update(cx_b, |call, cx| call.accept_incoming(cx));
416 let accept_c = active_call_c.update(cx_c, |call, cx| call.accept_incoming(cx));
417 let accept_d = active_call_d.update(cx_d, |call, cx| call.accept_incoming(cx));
418 accept_b.await.unwrap();
419 accept_c.await.unwrap();
420 accept_d.await.unwrap();
421
422 deterministic.run_until_parked();
423
424 let room_b = active_call_b.read_with(cx_b, |call, _| call.room().unwrap().clone());
425 let room_c = active_call_c.read_with(cx_c, |call, _| call.room().unwrap().clone());
426 let room_d = active_call_d.read_with(cx_d, |call, _| call.room().unwrap().clone());
427 assert_eq!(
428 room_participants(&room_a, cx_a),
429 RoomParticipants {
430 remote: vec![
431 "user_b".to_string(),
432 "user_c".to_string(),
433 "user_d".to_string(),
434 ],
435 pending: Default::default()
436 }
437 );
438 assert_eq!(
439 room_participants(&room_b, cx_b),
440 RoomParticipants {
441 remote: vec![
442 "user_a".to_string(),
443 "user_c".to_string(),
444 "user_d".to_string(),
445 ],
446 pending: Default::default()
447 }
448 );
449 assert_eq!(
450 room_participants(&room_c, cx_c),
451 RoomParticipants {
452 remote: vec![
453 "user_a".to_string(),
454 "user_b".to_string(),
455 "user_d".to_string(),
456 ],
457 pending: Default::default()
458 }
459 );
460 assert_eq!(
461 room_participants(&room_d, cx_d),
462 RoomParticipants {
463 remote: vec![
464 "user_a".to_string(),
465 "user_b".to_string(),
466 "user_c".to_string(),
467 ],
468 pending: Default::default()
469 }
470 );
471}
472
473#[gpui::test(iterations = 10)]
474async fn test_room_uniqueness(
475 deterministic: Arc<Deterministic>,
476 cx_a: &mut TestAppContext,
477 cx_a2: &mut TestAppContext,
478 cx_b: &mut TestAppContext,
479 cx_b2: &mut TestAppContext,
480 cx_c: &mut TestAppContext,
481) {
482 deterministic.forbid_parking();
483 let mut server = TestServer::start(&deterministic).await;
484 let client_a = server.create_client(cx_a, "user_a").await;
485 let _client_a2 = server.create_client(cx_a2, "user_a").await;
486 let client_b = server.create_client(cx_b, "user_b").await;
487 let _client_b2 = server.create_client(cx_b2, "user_b").await;
488 let client_c = server.create_client(cx_c, "user_c").await;
489 server
490 .make_contacts(&mut [(&client_a, cx_a), (&client_b, cx_b), (&client_c, cx_c)])
491 .await;
492
493 let active_call_a = cx_a.read(ActiveCall::global);
494 let active_call_a2 = cx_a2.read(ActiveCall::global);
495 let active_call_b = cx_b.read(ActiveCall::global);
496 let active_call_b2 = cx_b2.read(ActiveCall::global);
497 let active_call_c = cx_c.read(ActiveCall::global);
498
499 // Call user B from client A.
500 active_call_a
501 .update(cx_a, |call, cx| {
502 call.invite(client_b.user_id().unwrap(), None, cx)
503 })
504 .await
505 .unwrap();
506
507 // Ensure a new room can't be created given user A just created one.
508 active_call_a2
509 .update(cx_a2, |call, cx| {
510 call.invite(client_c.user_id().unwrap(), None, cx)
511 })
512 .await
513 .unwrap_err();
514 active_call_a2.read_with(cx_a2, |call, _| assert!(call.room().is_none()));
515
516 // User B receives the call from user A.
517 let mut incoming_call_b = active_call_b.read_with(cx_b, |call, _| call.incoming());
518 let call_b1 = incoming_call_b.next().await.unwrap().unwrap();
519 assert_eq!(call_b1.calling_user.github_login, "user_a");
520
521 // Ensure calling users A and B from client C fails.
522 active_call_c
523 .update(cx_c, |call, cx| {
524 call.invite(client_a.user_id().unwrap(), None, cx)
525 })
526 .await
527 .unwrap_err();
528 active_call_c
529 .update(cx_c, |call, cx| {
530 call.invite(client_b.user_id().unwrap(), None, cx)
531 })
532 .await
533 .unwrap_err();
534
535 // Ensure User B can't create a room while they still have an incoming call.
536 active_call_b2
537 .update(cx_b2, |call, cx| {
538 call.invite(client_c.user_id().unwrap(), None, cx)
539 })
540 .await
541 .unwrap_err();
542 active_call_b2.read_with(cx_b2, |call, _| assert!(call.room().is_none()));
543
544 // User B joins the room and calling them after they've joined still fails.
545 active_call_b
546 .update(cx_b, |call, cx| call.accept_incoming(cx))
547 .await
548 .unwrap();
549 active_call_c
550 .update(cx_c, |call, cx| {
551 call.invite(client_b.user_id().unwrap(), None, cx)
552 })
553 .await
554 .unwrap_err();
555
556 // Ensure User B can't create a room while they belong to another room.
557 active_call_b2
558 .update(cx_b2, |call, cx| {
559 call.invite(client_c.user_id().unwrap(), None, cx)
560 })
561 .await
562 .unwrap_err();
563 active_call_b2.read_with(cx_b2, |call, _| assert!(call.room().is_none()));
564
565 // Client C can successfully call client B after client B leaves the room.
566 active_call_b
567 .update(cx_b, |call, cx| call.hang_up(cx))
568 .await
569 .unwrap();
570 deterministic.run_until_parked();
571 active_call_c
572 .update(cx_c, |call, cx| {
573 call.invite(client_b.user_id().unwrap(), None, cx)
574 })
575 .await
576 .unwrap();
577 deterministic.run_until_parked();
578 let call_b2 = incoming_call_b.next().await.unwrap().unwrap();
579 assert_eq!(call_b2.calling_user.github_login, "user_c");
580}
581
582#[gpui::test(iterations = 10)]
583async fn test_client_disconnecting_from_room(
584 deterministic: Arc<Deterministic>,
585 cx_a: &mut TestAppContext,
586 cx_b: &mut TestAppContext,
587) {
588 deterministic.forbid_parking();
589 let mut server = TestServer::start(&deterministic).await;
590 let client_a = server.create_client(cx_a, "user_a").await;
591 let client_b = server.create_client(cx_b, "user_b").await;
592 server
593 .make_contacts(&mut [(&client_a, cx_a), (&client_b, cx_b)])
594 .await;
595
596 let active_call_a = cx_a.read(ActiveCall::global);
597 let active_call_b = cx_b.read(ActiveCall::global);
598
599 // Call user B from client A.
600 active_call_a
601 .update(cx_a, |call, cx| {
602 call.invite(client_b.user_id().unwrap(), None, cx)
603 })
604 .await
605 .unwrap();
606 let room_a = active_call_a.read_with(cx_a, |call, _| call.room().unwrap().clone());
607
608 // User B receives the call and joins the room.
609 let mut incoming_call_b = active_call_b.read_with(cx_b, |call, _| call.incoming());
610 incoming_call_b.next().await.unwrap().unwrap();
611 active_call_b
612 .update(cx_b, |call, cx| call.accept_incoming(cx))
613 .await
614 .unwrap();
615 let room_b = active_call_b.read_with(cx_b, |call, _| call.room().unwrap().clone());
616 deterministic.run_until_parked();
617 assert_eq!(
618 room_participants(&room_a, cx_a),
619 RoomParticipants {
620 remote: vec!["user_b".to_string()],
621 pending: Default::default()
622 }
623 );
624 assert_eq!(
625 room_participants(&room_b, cx_b),
626 RoomParticipants {
627 remote: vec!["user_a".to_string()],
628 pending: Default::default()
629 }
630 );
631
632 // User A automatically reconnects to the room upon disconnection.
633 server.disconnect_client(client_a.peer_id().unwrap());
634 deterministic.advance_clock(RECEIVE_TIMEOUT);
635 deterministic.run_until_parked();
636 assert_eq!(
637 room_participants(&room_a, cx_a),
638 RoomParticipants {
639 remote: vec!["user_b".to_string()],
640 pending: Default::default()
641 }
642 );
643 assert_eq!(
644 room_participants(&room_b, cx_b),
645 RoomParticipants {
646 remote: vec!["user_a".to_string()],
647 pending: Default::default()
648 }
649 );
650
651 // When user A disconnects, both client A and B clear their room on the active call.
652 server.forbid_connections();
653 server.disconnect_client(client_a.peer_id().unwrap());
654 deterministic.advance_clock(RECEIVE_TIMEOUT + RECONNECT_TIMEOUT);
655 active_call_a.read_with(cx_a, |call, _| assert!(call.room().is_none()));
656 active_call_b.read_with(cx_b, |call, _| assert!(call.room().is_none()));
657 assert_eq!(
658 room_participants(&room_a, cx_a),
659 RoomParticipants {
660 remote: Default::default(),
661 pending: Default::default()
662 }
663 );
664 assert_eq!(
665 room_participants(&room_b, cx_b),
666 RoomParticipants {
667 remote: Default::default(),
668 pending: Default::default()
669 }
670 );
671
672 // Allow user A to reconnect to the server.
673 server.allow_connections();
674 deterministic.advance_clock(RECEIVE_TIMEOUT);
675
676 // Call user B again from client A.
677 active_call_a
678 .update(cx_a, |call, cx| {
679 call.invite(client_b.user_id().unwrap(), None, cx)
680 })
681 .await
682 .unwrap();
683 let room_a = active_call_a.read_with(cx_a, |call, _| call.room().unwrap().clone());
684
685 // User B receives the call and joins the room.
686 let mut incoming_call_b = active_call_b.read_with(cx_b, |call, _| call.incoming());
687 incoming_call_b.next().await.unwrap().unwrap();
688 active_call_b
689 .update(cx_b, |call, cx| call.accept_incoming(cx))
690 .await
691 .unwrap();
692 let room_b = active_call_b.read_with(cx_b, |call, _| call.room().unwrap().clone());
693 deterministic.run_until_parked();
694 assert_eq!(
695 room_participants(&room_a, cx_a),
696 RoomParticipants {
697 remote: vec!["user_b".to_string()],
698 pending: Default::default()
699 }
700 );
701 assert_eq!(
702 room_participants(&room_b, cx_b),
703 RoomParticipants {
704 remote: vec!["user_a".to_string()],
705 pending: Default::default()
706 }
707 );
708
709 // User B gets disconnected from the LiveKit server, which causes it
710 // to automatically leave the room.
711 server
712 .test_live_kit_server
713 .disconnect_client(client_b.user_id().unwrap().to_string())
714 .await;
715 deterministic.run_until_parked();
716 active_call_a.update(cx_a, |call, _| assert!(call.room().is_none()));
717 active_call_b.update(cx_b, |call, _| assert!(call.room().is_none()));
718 assert_eq!(
719 room_participants(&room_a, cx_a),
720 RoomParticipants {
721 remote: Default::default(),
722 pending: Default::default()
723 }
724 );
725 assert_eq!(
726 room_participants(&room_b, cx_b),
727 RoomParticipants {
728 remote: Default::default(),
729 pending: Default::default()
730 }
731 );
732}
733
734#[gpui::test(iterations = 10)]
735async fn test_server_restarts(
736 deterministic: Arc<Deterministic>,
737 cx_a: &mut TestAppContext,
738 cx_b: &mut TestAppContext,
739 cx_c: &mut TestAppContext,
740 cx_d: &mut TestAppContext,
741) {
742 deterministic.forbid_parking();
743 let mut server = TestServer::start(&deterministic).await;
744 let client_a = server.create_client(cx_a, "user_a").await;
745 client_a
746 .fs
747 .insert_tree("/a", json!({ "a.txt": "a-contents" }))
748 .await;
749
750 // Invite client B to collaborate on a project
751 let (project_a, _) = client_a.build_local_project("/a", cx_a).await;
752
753 let client_b = server.create_client(cx_b, "user_b").await;
754 let client_c = server.create_client(cx_c, "user_c").await;
755 let client_d = server.create_client(cx_d, "user_d").await;
756 server
757 .make_contacts(&mut [
758 (&client_a, cx_a),
759 (&client_b, cx_b),
760 (&client_c, cx_c),
761 (&client_d, cx_d),
762 ])
763 .await;
764
765 let active_call_a = cx_a.read(ActiveCall::global);
766 let active_call_b = cx_b.read(ActiveCall::global);
767 let active_call_c = cx_c.read(ActiveCall::global);
768 let active_call_d = cx_d.read(ActiveCall::global);
769
770 // User A calls users B, C, and D.
771 active_call_a
772 .update(cx_a, |call, cx| {
773 call.invite(client_b.user_id().unwrap(), Some(project_a.clone()), cx)
774 })
775 .await
776 .unwrap();
777 active_call_a
778 .update(cx_a, |call, cx| {
779 call.invite(client_c.user_id().unwrap(), Some(project_a.clone()), cx)
780 })
781 .await
782 .unwrap();
783 active_call_a
784 .update(cx_a, |call, cx| {
785 call.invite(client_d.user_id().unwrap(), Some(project_a.clone()), cx)
786 })
787 .await
788 .unwrap();
789 let room_a = active_call_a.read_with(cx_a, |call, _| call.room().unwrap().clone());
790
791 // User B receives the call and joins the room.
792 let mut incoming_call_b = active_call_b.read_with(cx_b, |call, _| call.incoming());
793 assert!(incoming_call_b.next().await.unwrap().is_some());
794 active_call_b
795 .update(cx_b, |call, cx| call.accept_incoming(cx))
796 .await
797 .unwrap();
798 let room_b = active_call_b.read_with(cx_b, |call, _| call.room().unwrap().clone());
799
800 // User C receives the call and joins the room.
801 let mut incoming_call_c = active_call_c.read_with(cx_c, |call, _| call.incoming());
802 assert!(incoming_call_c.next().await.unwrap().is_some());
803 active_call_c
804 .update(cx_c, |call, cx| call.accept_incoming(cx))
805 .await
806 .unwrap();
807 let room_c = active_call_c.read_with(cx_c, |call, _| call.room().unwrap().clone());
808
809 // User D receives the call but doesn't join the room yet.
810 let mut incoming_call_d = active_call_d.read_with(cx_d, |call, _| call.incoming());
811 assert!(incoming_call_d.next().await.unwrap().is_some());
812
813 deterministic.run_until_parked();
814 assert_eq!(
815 room_participants(&room_a, cx_a),
816 RoomParticipants {
817 remote: vec!["user_b".to_string(), "user_c".to_string()],
818 pending: vec!["user_d".to_string()]
819 }
820 );
821 assert_eq!(
822 room_participants(&room_b, cx_b),
823 RoomParticipants {
824 remote: vec!["user_a".to_string(), "user_c".to_string()],
825 pending: vec!["user_d".to_string()]
826 }
827 );
828 assert_eq!(
829 room_participants(&room_c, cx_c),
830 RoomParticipants {
831 remote: vec!["user_a".to_string(), "user_b".to_string()],
832 pending: vec!["user_d".to_string()]
833 }
834 );
835
836 // The server is torn down.
837 server.reset().await;
838
839 // Users A and B reconnect to the call. User C has troubles reconnecting, so it leaves the room.
840 client_c.override_establish_connection(|_, cx| cx.spawn(|_| future::pending()));
841 deterministic.advance_clock(RECONNECT_TIMEOUT);
842 assert_eq!(
843 room_participants(&room_a, cx_a),
844 RoomParticipants {
845 remote: vec!["user_b".to_string(), "user_c".to_string()],
846 pending: vec!["user_d".to_string()]
847 }
848 );
849 assert_eq!(
850 room_participants(&room_b, cx_b),
851 RoomParticipants {
852 remote: vec!["user_a".to_string(), "user_c".to_string()],
853 pending: vec!["user_d".to_string()]
854 }
855 );
856 assert_eq!(
857 room_participants(&room_c, cx_c),
858 RoomParticipants {
859 remote: vec![],
860 pending: vec![]
861 }
862 );
863
864 // User D is notified again of the incoming call and accepts it.
865 assert!(incoming_call_d.next().await.unwrap().is_some());
866 active_call_d
867 .update(cx_d, |call, cx| call.accept_incoming(cx))
868 .await
869 .unwrap();
870 deterministic.run_until_parked();
871 let room_d = active_call_d.read_with(cx_d, |call, _| call.room().unwrap().clone());
872 assert_eq!(
873 room_participants(&room_a, cx_a),
874 RoomParticipants {
875 remote: vec![
876 "user_b".to_string(),
877 "user_c".to_string(),
878 "user_d".to_string(),
879 ],
880 pending: vec![]
881 }
882 );
883 assert_eq!(
884 room_participants(&room_b, cx_b),
885 RoomParticipants {
886 remote: vec![
887 "user_a".to_string(),
888 "user_c".to_string(),
889 "user_d".to_string(),
890 ],
891 pending: vec![]
892 }
893 );
894 assert_eq!(
895 room_participants(&room_c, cx_c),
896 RoomParticipants {
897 remote: vec![],
898 pending: vec![]
899 }
900 );
901 assert_eq!(
902 room_participants(&room_d, cx_d),
903 RoomParticipants {
904 remote: vec![
905 "user_a".to_string(),
906 "user_b".to_string(),
907 "user_c".to_string(),
908 ],
909 pending: vec![]
910 }
911 );
912
913 // The server finishes restarting, cleaning up stale connections.
914 server.start().await.unwrap();
915 deterministic.advance_clock(CLEANUP_TIMEOUT);
916 assert_eq!(
917 room_participants(&room_a, cx_a),
918 RoomParticipants {
919 remote: vec!["user_b".to_string(), "user_d".to_string()],
920 pending: vec![]
921 }
922 );
923 assert_eq!(
924 room_participants(&room_b, cx_b),
925 RoomParticipants {
926 remote: vec!["user_a".to_string(), "user_d".to_string()],
927 pending: vec![]
928 }
929 );
930 assert_eq!(
931 room_participants(&room_c, cx_c),
932 RoomParticipants {
933 remote: vec![],
934 pending: vec![]
935 }
936 );
937 assert_eq!(
938 room_participants(&room_d, cx_d),
939 RoomParticipants {
940 remote: vec!["user_a".to_string(), "user_b".to_string()],
941 pending: vec![]
942 }
943 );
944
945 // User D hangs up.
946 active_call_d
947 .update(cx_d, |call, cx| call.hang_up(cx))
948 .await
949 .unwrap();
950 deterministic.run_until_parked();
951 assert_eq!(
952 room_participants(&room_a, cx_a),
953 RoomParticipants {
954 remote: vec!["user_b".to_string()],
955 pending: vec![]
956 }
957 );
958 assert_eq!(
959 room_participants(&room_b, cx_b),
960 RoomParticipants {
961 remote: vec!["user_a".to_string()],
962 pending: vec![]
963 }
964 );
965 assert_eq!(
966 room_participants(&room_c, cx_c),
967 RoomParticipants {
968 remote: vec![],
969 pending: vec![]
970 }
971 );
972 assert_eq!(
973 room_participants(&room_d, cx_d),
974 RoomParticipants {
975 remote: vec![],
976 pending: vec![]
977 }
978 );
979
980 // User B calls user D again.
981 active_call_b
982 .update(cx_b, |call, cx| {
983 call.invite(client_d.user_id().unwrap(), None, cx)
984 })
985 .await
986 .unwrap();
987
988 // User D receives the call but doesn't join the room yet.
989 let mut incoming_call_d = active_call_d.read_with(cx_d, |call, _| call.incoming());
990 assert!(incoming_call_d.next().await.unwrap().is_some());
991 deterministic.run_until_parked();
992 assert_eq!(
993 room_participants(&room_a, cx_a),
994 RoomParticipants {
995 remote: vec!["user_b".to_string()],
996 pending: vec!["user_d".to_string()]
997 }
998 );
999 assert_eq!(
1000 room_participants(&room_b, cx_b),
1001 RoomParticipants {
1002 remote: vec!["user_a".to_string()],
1003 pending: vec!["user_d".to_string()]
1004 }
1005 );
1006
1007 // The server is torn down.
1008 server.reset().await;
1009
1010 // Users A and B have troubles reconnecting, so they leave the room.
1011 client_a.override_establish_connection(|_, cx| cx.spawn(|_| future::pending()));
1012 client_b.override_establish_connection(|_, cx| cx.spawn(|_| future::pending()));
1013 client_c.override_establish_connection(|_, cx| cx.spawn(|_| future::pending()));
1014 deterministic.advance_clock(RECONNECT_TIMEOUT);
1015 assert_eq!(
1016 room_participants(&room_a, cx_a),
1017 RoomParticipants {
1018 remote: vec![],
1019 pending: vec![]
1020 }
1021 );
1022 assert_eq!(
1023 room_participants(&room_b, cx_b),
1024 RoomParticipants {
1025 remote: vec![],
1026 pending: vec![]
1027 }
1028 );
1029
1030 // User D is notified again of the incoming call but doesn't accept it.
1031 assert!(incoming_call_d.next().await.unwrap().is_some());
1032
1033 // The server finishes restarting, cleaning up stale connections and canceling the
1034 // call to user D because the room has become empty.
1035 server.start().await.unwrap();
1036 deterministic.advance_clock(CLEANUP_TIMEOUT);
1037 assert!(incoming_call_d.next().await.unwrap().is_none());
1038}
1039
1040#[gpui::test(iterations = 10)]
1041async fn test_calls_on_multiple_connections(
1042 deterministic: Arc<Deterministic>,
1043 cx_a: &mut TestAppContext,
1044 cx_b1: &mut TestAppContext,
1045 cx_b2: &mut TestAppContext,
1046) {
1047 deterministic.forbid_parking();
1048 let mut server = TestServer::start(&deterministic).await;
1049 let client_a = server.create_client(cx_a, "user_a").await;
1050 let client_b1 = server.create_client(cx_b1, "user_b").await;
1051 let client_b2 = server.create_client(cx_b2, "user_b").await;
1052 server
1053 .make_contacts(&mut [(&client_a, cx_a), (&client_b1, cx_b1)])
1054 .await;
1055
1056 let active_call_a = cx_a.read(ActiveCall::global);
1057 let active_call_b1 = cx_b1.read(ActiveCall::global);
1058 let active_call_b2 = cx_b2.read(ActiveCall::global);
1059 let mut incoming_call_b1 = active_call_b1.read_with(cx_b1, |call, _| call.incoming());
1060 let mut incoming_call_b2 = active_call_b2.read_with(cx_b2, |call, _| call.incoming());
1061 assert!(incoming_call_b1.next().await.unwrap().is_none());
1062 assert!(incoming_call_b2.next().await.unwrap().is_none());
1063
1064 // Call user B from client A, ensuring both clients for user B ring.
1065 active_call_a
1066 .update(cx_a, |call, cx| {
1067 call.invite(client_b1.user_id().unwrap(), None, cx)
1068 })
1069 .await
1070 .unwrap();
1071 deterministic.run_until_parked();
1072 assert!(incoming_call_b1.next().await.unwrap().is_some());
1073 assert!(incoming_call_b2.next().await.unwrap().is_some());
1074
1075 // User B declines the call on one of the two connections, causing both connections
1076 // to stop ringing.
1077 active_call_b2.update(cx_b2, |call, _| call.decline_incoming().unwrap());
1078 deterministic.run_until_parked();
1079 assert!(incoming_call_b1.next().await.unwrap().is_none());
1080 assert!(incoming_call_b2.next().await.unwrap().is_none());
1081
1082 // Call user B again from client A.
1083 active_call_a
1084 .update(cx_a, |call, cx| {
1085 call.invite(client_b1.user_id().unwrap(), None, cx)
1086 })
1087 .await
1088 .unwrap();
1089 deterministic.run_until_parked();
1090 assert!(incoming_call_b1.next().await.unwrap().is_some());
1091 assert!(incoming_call_b2.next().await.unwrap().is_some());
1092
1093 // User B accepts the call on one of the two connections, causing both connections
1094 // to stop ringing.
1095 active_call_b2
1096 .update(cx_b2, |call, cx| call.accept_incoming(cx))
1097 .await
1098 .unwrap();
1099 deterministic.run_until_parked();
1100 assert!(incoming_call_b1.next().await.unwrap().is_none());
1101 assert!(incoming_call_b2.next().await.unwrap().is_none());
1102
1103 // User B disconnects the client that is not on the call. Everything should be fine.
1104 client_b1.disconnect(&cx_b1.to_async());
1105 deterministic.advance_clock(RECEIVE_TIMEOUT);
1106 client_b1
1107 .authenticate_and_connect(false, &cx_b1.to_async())
1108 .await
1109 .unwrap();
1110
1111 // User B hangs up, and user A calls them again.
1112 active_call_b2
1113 .update(cx_b2, |call, cx| call.hang_up(cx))
1114 .await
1115 .unwrap();
1116 deterministic.run_until_parked();
1117 active_call_a
1118 .update(cx_a, |call, cx| {
1119 call.invite(client_b1.user_id().unwrap(), None, cx)
1120 })
1121 .await
1122 .unwrap();
1123 deterministic.run_until_parked();
1124 assert!(incoming_call_b1.next().await.unwrap().is_some());
1125 assert!(incoming_call_b2.next().await.unwrap().is_some());
1126
1127 // User A cancels the call, causing both connections to stop ringing.
1128 active_call_a
1129 .update(cx_a, |call, cx| {
1130 call.cancel_invite(client_b1.user_id().unwrap(), cx)
1131 })
1132 .await
1133 .unwrap();
1134 deterministic.run_until_parked();
1135 assert!(incoming_call_b1.next().await.unwrap().is_none());
1136 assert!(incoming_call_b2.next().await.unwrap().is_none());
1137
1138 // User A calls user B again.
1139 active_call_a
1140 .update(cx_a, |call, cx| {
1141 call.invite(client_b1.user_id().unwrap(), None, cx)
1142 })
1143 .await
1144 .unwrap();
1145 deterministic.run_until_parked();
1146 assert!(incoming_call_b1.next().await.unwrap().is_some());
1147 assert!(incoming_call_b2.next().await.unwrap().is_some());
1148
1149 // User A hangs up, causing both connections to stop ringing.
1150 active_call_a
1151 .update(cx_a, |call, cx| call.hang_up(cx))
1152 .await
1153 .unwrap();
1154 deterministic.run_until_parked();
1155 assert!(incoming_call_b1.next().await.unwrap().is_none());
1156 assert!(incoming_call_b2.next().await.unwrap().is_none());
1157
1158 // User A calls user B again.
1159 active_call_a
1160 .update(cx_a, |call, cx| {
1161 call.invite(client_b1.user_id().unwrap(), None, cx)
1162 })
1163 .await
1164 .unwrap();
1165 deterministic.run_until_parked();
1166 assert!(incoming_call_b1.next().await.unwrap().is_some());
1167 assert!(incoming_call_b2.next().await.unwrap().is_some());
1168
1169 // User A disconnects, causing both connections to stop ringing.
1170 server.forbid_connections();
1171 server.disconnect_client(client_a.peer_id().unwrap());
1172 deterministic.advance_clock(RECEIVE_TIMEOUT + RECONNECT_TIMEOUT);
1173 assert!(incoming_call_b1.next().await.unwrap().is_none());
1174 assert!(incoming_call_b2.next().await.unwrap().is_none());
1175
1176 // User A reconnects automatically, then calls user B again.
1177 server.allow_connections();
1178 deterministic.advance_clock(RECEIVE_TIMEOUT);
1179 active_call_a
1180 .update(cx_a, |call, cx| {
1181 call.invite(client_b1.user_id().unwrap(), None, cx)
1182 })
1183 .await
1184 .unwrap();
1185 deterministic.run_until_parked();
1186 assert!(incoming_call_b1.next().await.unwrap().is_some());
1187 assert!(incoming_call_b2.next().await.unwrap().is_some());
1188
1189 // User B disconnects all clients, causing user A to no longer see a pending call for them.
1190 server.forbid_connections();
1191 server.disconnect_client(client_b1.peer_id().unwrap());
1192 server.disconnect_client(client_b2.peer_id().unwrap());
1193 deterministic.advance_clock(RECEIVE_TIMEOUT + RECONNECT_TIMEOUT);
1194 active_call_a.read_with(cx_a, |call, _| assert!(call.room().is_none()));
1195}
1196
1197#[gpui::test(iterations = 10)]
1198async fn test_share_project(
1199 deterministic: Arc<Deterministic>,
1200 cx_a: &mut TestAppContext,
1201 cx_b: &mut TestAppContext,
1202 cx_c: &mut TestAppContext,
1203) {
1204 deterministic.forbid_parking();
1205 let (_, window_b) = cx_b.add_window(|_| EmptyView);
1206 let mut server = TestServer::start(&deterministic).await;
1207 let client_a = server.create_client(cx_a, "user_a").await;
1208 let client_b = server.create_client(cx_b, "user_b").await;
1209 let client_c = server.create_client(cx_c, "user_c").await;
1210 server
1211 .make_contacts(&mut [(&client_a, cx_a), (&client_b, cx_b), (&client_c, cx_c)])
1212 .await;
1213 let active_call_a = cx_a.read(ActiveCall::global);
1214 let active_call_b = cx_b.read(ActiveCall::global);
1215 let active_call_c = cx_c.read(ActiveCall::global);
1216
1217 client_a
1218 .fs
1219 .insert_tree(
1220 "/a",
1221 json!({
1222 ".gitignore": "ignored-dir",
1223 "a.txt": "a-contents",
1224 "b.txt": "b-contents",
1225 "ignored-dir": {
1226 "c.txt": "",
1227 "d.txt": "",
1228 }
1229 }),
1230 )
1231 .await;
1232
1233 // Invite client B to collaborate on a project
1234 let (project_a, worktree_id) = client_a.build_local_project("/a", cx_a).await;
1235 active_call_a
1236 .update(cx_a, |call, cx| {
1237 call.invite(client_b.user_id().unwrap(), Some(project_a.clone()), cx)
1238 })
1239 .await
1240 .unwrap();
1241
1242 // Join that project as client B
1243 let incoming_call_b = active_call_b.read_with(cx_b, |call, _| call.incoming());
1244 deterministic.run_until_parked();
1245 let call = incoming_call_b.borrow().clone().unwrap();
1246 assert_eq!(call.calling_user.github_login, "user_a");
1247 let initial_project = call.initial_project.unwrap();
1248 active_call_b
1249 .update(cx_b, |call, cx| call.accept_incoming(cx))
1250 .await
1251 .unwrap();
1252 let client_b_peer_id = client_b.peer_id().unwrap();
1253 let project_b = client_b
1254 .build_remote_project(initial_project.id, cx_b)
1255 .await;
1256 let replica_id_b = project_b.read_with(cx_b, |project, _| project.replica_id());
1257
1258 deterministic.run_until_parked();
1259 project_a.read_with(cx_a, |project, _| {
1260 let client_b_collaborator = project.collaborators().get(&client_b_peer_id).unwrap();
1261 assert_eq!(client_b_collaborator.replica_id, replica_id_b);
1262 });
1263 project_b.read_with(cx_b, |project, cx| {
1264 let worktree = project.worktrees(cx).next().unwrap().read(cx);
1265 assert_eq!(
1266 worktree.paths().map(AsRef::as_ref).collect::<Vec<_>>(),
1267 [
1268 Path::new(".gitignore"),
1269 Path::new("a.txt"),
1270 Path::new("b.txt"),
1271 Path::new("ignored-dir"),
1272 Path::new("ignored-dir/c.txt"),
1273 Path::new("ignored-dir/d.txt"),
1274 ]
1275 );
1276 });
1277
1278 // Open the same file as client B and client A.
1279 let buffer_b = project_b
1280 .update(cx_b, |p, cx| p.open_buffer((worktree_id, "b.txt"), cx))
1281 .await
1282 .unwrap();
1283 buffer_b.read_with(cx_b, |buf, _| assert_eq!(buf.text(), "b-contents"));
1284 project_a.read_with(cx_a, |project, cx| {
1285 assert!(project.has_open_buffer((worktree_id, "b.txt"), cx))
1286 });
1287 let buffer_a = project_a
1288 .update(cx_a, |p, cx| p.open_buffer((worktree_id, "b.txt"), cx))
1289 .await
1290 .unwrap();
1291
1292 let editor_b = cx_b.add_view(&window_b, |cx| Editor::for_buffer(buffer_b, None, cx));
1293
1294 // Client A sees client B's selection
1295 deterministic.run_until_parked();
1296 buffer_a.read_with(cx_a, |buffer, _| {
1297 buffer
1298 .snapshot()
1299 .remote_selections_in_range(Anchor::MIN..Anchor::MAX)
1300 .count()
1301 == 1
1302 });
1303
1304 // Edit the buffer as client B and see that edit as client A.
1305 editor_b.update(cx_b, |editor, cx| editor.handle_input("ok, ", cx));
1306 deterministic.run_until_parked();
1307 buffer_a.read_with(cx_a, |buffer, _| {
1308 assert_eq!(buffer.text(), "ok, b-contents")
1309 });
1310
1311 // Client B can invite client C on a project shared by client A.
1312 active_call_b
1313 .update(cx_b, |call, cx| {
1314 call.invite(client_c.user_id().unwrap(), Some(project_b.clone()), cx)
1315 })
1316 .await
1317 .unwrap();
1318
1319 let incoming_call_c = active_call_c.read_with(cx_c, |call, _| call.incoming());
1320 deterministic.run_until_parked();
1321 let call = incoming_call_c.borrow().clone().unwrap();
1322 assert_eq!(call.calling_user.github_login, "user_b");
1323 let initial_project = call.initial_project.unwrap();
1324 active_call_c
1325 .update(cx_c, |call, cx| call.accept_incoming(cx))
1326 .await
1327 .unwrap();
1328 let _project_c = client_c
1329 .build_remote_project(initial_project.id, cx_c)
1330 .await;
1331
1332 // Client B closes the editor, and client A sees client B's selections removed.
1333 cx_b.update(move |_| drop(editor_b));
1334 deterministic.run_until_parked();
1335 buffer_a.read_with(cx_a, |buffer, _| {
1336 buffer
1337 .snapshot()
1338 .remote_selections_in_range(Anchor::MIN..Anchor::MAX)
1339 .count()
1340 == 0
1341 });
1342}
1343
1344#[gpui::test(iterations = 10)]
1345async fn test_unshare_project(
1346 deterministic: Arc<Deterministic>,
1347 cx_a: &mut TestAppContext,
1348 cx_b: &mut TestAppContext,
1349 cx_c: &mut TestAppContext,
1350) {
1351 deterministic.forbid_parking();
1352 let mut server = TestServer::start(&deterministic).await;
1353 let client_a = server.create_client(cx_a, "user_a").await;
1354 let client_b = server.create_client(cx_b, "user_b").await;
1355 let client_c = server.create_client(cx_c, "user_c").await;
1356 server
1357 .create_room(&mut [(&client_a, cx_a), (&client_b, cx_b), (&client_c, cx_c)])
1358 .await;
1359
1360 let active_call_a = cx_a.read(ActiveCall::global);
1361 let active_call_b = cx_b.read(ActiveCall::global);
1362
1363 client_a
1364 .fs
1365 .insert_tree(
1366 "/a",
1367 json!({
1368 "a.txt": "a-contents",
1369 "b.txt": "b-contents",
1370 }),
1371 )
1372 .await;
1373
1374 let (project_a, worktree_id) = client_a.build_local_project("/a", cx_a).await;
1375 let project_id = active_call_a
1376 .update(cx_a, |call, cx| call.share_project(project_a.clone(), cx))
1377 .await
1378 .unwrap();
1379 let worktree_a = project_a.read_with(cx_a, |project, cx| project.worktrees(cx).next().unwrap());
1380 let project_b = client_b.build_remote_project(project_id, cx_b).await;
1381 deterministic.run_until_parked();
1382 assert!(worktree_a.read_with(cx_a, |tree, _| tree.as_local().unwrap().is_shared()));
1383
1384 project_b
1385 .update(cx_b, |p, cx| p.open_buffer((worktree_id, "a.txt"), cx))
1386 .await
1387 .unwrap();
1388
1389 // When client B leaves the room, the project becomes read-only.
1390 active_call_b
1391 .update(cx_b, |call, cx| call.hang_up(cx))
1392 .await
1393 .unwrap();
1394 deterministic.run_until_parked();
1395 assert!(project_b.read_with(cx_b, |project, _| project.is_read_only()));
1396
1397 // Client C opens the project.
1398 let project_c = client_c.build_remote_project(project_id, cx_c).await;
1399
1400 // When client A unshares the project, client C's project becomes read-only.
1401 project_a
1402 .update(cx_a, |project, cx| project.unshare(cx))
1403 .unwrap();
1404 deterministic.run_until_parked();
1405 assert!(worktree_a.read_with(cx_a, |tree, _| !tree.as_local().unwrap().is_shared()));
1406 assert!(project_c.read_with(cx_c, |project, _| project.is_read_only()));
1407
1408 // Client C can open the project again after client A re-shares.
1409 let project_id = active_call_a
1410 .update(cx_a, |call, cx| call.share_project(project_a.clone(), cx))
1411 .await
1412 .unwrap();
1413 let project_c2 = client_c.build_remote_project(project_id, cx_c).await;
1414 deterministic.run_until_parked();
1415 assert!(worktree_a.read_with(cx_a, |tree, _| tree.as_local().unwrap().is_shared()));
1416 project_c2
1417 .update(cx_c, |p, cx| p.open_buffer((worktree_id, "a.txt"), cx))
1418 .await
1419 .unwrap();
1420
1421 // When client A (the host) leaves the room, the project gets unshared and guests are notified.
1422 active_call_a
1423 .update(cx_a, |call, cx| call.hang_up(cx))
1424 .await
1425 .unwrap();
1426 deterministic.run_until_parked();
1427 project_a.read_with(cx_a, |project, _| assert!(!project.is_shared()));
1428 project_c2.read_with(cx_c, |project, _| {
1429 assert!(project.is_read_only());
1430 assert!(project.collaborators().is_empty());
1431 });
1432}
1433
1434#[gpui::test(iterations = 10)]
1435async fn test_host_disconnect(
1436 deterministic: Arc<Deterministic>,
1437 cx_a: &mut TestAppContext,
1438 cx_b: &mut TestAppContext,
1439 cx_c: &mut TestAppContext,
1440) {
1441 cx_b.update(editor::init);
1442 deterministic.forbid_parking();
1443 let mut server = TestServer::start(&deterministic).await;
1444 let client_a = server.create_client(cx_a, "user_a").await;
1445 let client_b = server.create_client(cx_b, "user_b").await;
1446 let client_c = server.create_client(cx_c, "user_c").await;
1447 server
1448 .create_room(&mut [(&client_a, cx_a), (&client_b, cx_b), (&client_c, cx_c)])
1449 .await;
1450
1451 client_a
1452 .fs
1453 .insert_tree(
1454 "/a",
1455 json!({
1456 "a.txt": "a-contents",
1457 "b.txt": "b-contents",
1458 }),
1459 )
1460 .await;
1461
1462 let active_call_a = cx_a.read(ActiveCall::global);
1463 let (project_a, worktree_id) = client_a.build_local_project("/a", cx_a).await;
1464 let worktree_a = project_a.read_with(cx_a, |project, cx| project.worktrees(cx).next().unwrap());
1465 let project_id = active_call_a
1466 .update(cx_a, |call, cx| call.share_project(project_a.clone(), cx))
1467 .await
1468 .unwrap();
1469
1470 let project_b = client_b.build_remote_project(project_id, cx_b).await;
1471 deterministic.run_until_parked();
1472 assert!(worktree_a.read_with(cx_a, |tree, _| tree.as_local().unwrap().is_shared()));
1473
1474 let (window_id_b, workspace_b) =
1475 cx_b.add_window(|cx| Workspace::test_new(project_b.clone(), cx));
1476 let editor_b = workspace_b
1477 .update(cx_b, |workspace, cx| {
1478 workspace.open_path((worktree_id, "b.txt"), None, true, cx)
1479 })
1480 .await
1481 .unwrap()
1482 .downcast::<Editor>()
1483 .unwrap();
1484 assert!(cx_b
1485 .read_window(window_id_b, |cx| editor_b.is_focused(cx))
1486 .unwrap());
1487 editor_b.update(cx_b, |editor, cx| editor.insert("X", cx));
1488 assert!(cx_b.is_window_edited(workspace_b.window_id()));
1489
1490 // Drop client A's connection. Collaborators should disappear and the project should not be shown as shared.
1491 server.forbid_connections();
1492 server.disconnect_client(client_a.peer_id().unwrap());
1493 deterministic.advance_clock(RECEIVE_TIMEOUT + RECONNECT_TIMEOUT);
1494 project_a.read_with(cx_a, |project, _| project.collaborators().is_empty());
1495 project_a.read_with(cx_a, |project, _| assert!(!project.is_shared()));
1496 project_b.read_with(cx_b, |project, _| project.is_read_only());
1497 assert!(worktree_a.read_with(cx_a, |tree, _| !tree.as_local().unwrap().is_shared()));
1498
1499 // Ensure client B's edited state is reset and that the whole window is blurred.
1500 cx_b.read_window(window_id_b, |cx| {
1501 assert_eq!(cx.focused_view_id(), None);
1502 });
1503 assert!(!cx_b.is_window_edited(workspace_b.window_id()));
1504
1505 // Ensure client B is not prompted to save edits when closing window after disconnecting.
1506 let can_close = workspace_b
1507 .update(cx_b, |workspace, cx| workspace.prepare_to_close(true, cx))
1508 .await
1509 .unwrap();
1510 assert!(can_close);
1511
1512 // Allow client A to reconnect to the server.
1513 server.allow_connections();
1514 deterministic.advance_clock(RECEIVE_TIMEOUT);
1515
1516 // Client B calls client A again after they reconnected.
1517 let active_call_b = cx_b.read(ActiveCall::global);
1518 active_call_b
1519 .update(cx_b, |call, cx| {
1520 call.invite(client_a.user_id().unwrap(), None, cx)
1521 })
1522 .await
1523 .unwrap();
1524 deterministic.run_until_parked();
1525 active_call_a
1526 .update(cx_a, |call, cx| call.accept_incoming(cx))
1527 .await
1528 .unwrap();
1529
1530 active_call_a
1531 .update(cx_a, |call, cx| call.share_project(project_a.clone(), cx))
1532 .await
1533 .unwrap();
1534
1535 // Drop client A's connection again. We should still unshare it successfully.
1536 server.forbid_connections();
1537 server.disconnect_client(client_a.peer_id().unwrap());
1538 deterministic.advance_clock(RECEIVE_TIMEOUT + RECONNECT_TIMEOUT);
1539 project_a.read_with(cx_a, |project, _| assert!(!project.is_shared()));
1540}
1541
1542#[gpui::test(iterations = 10)]
1543async fn test_project_reconnect(
1544 deterministic: Arc<Deterministic>,
1545 cx_a: &mut TestAppContext,
1546 cx_b: &mut TestAppContext,
1547) {
1548 cx_b.update(editor::init);
1549 deterministic.forbid_parking();
1550 let mut server = TestServer::start(&deterministic).await;
1551 let client_a = server.create_client(cx_a, "user_a").await;
1552 let client_b = server.create_client(cx_b, "user_b").await;
1553 server
1554 .create_room(&mut [(&client_a, cx_a), (&client_b, cx_b)])
1555 .await;
1556
1557 client_a
1558 .fs
1559 .insert_tree(
1560 "/root-1",
1561 json!({
1562 "dir1": {
1563 "a.txt": "a",
1564 "b.txt": "b",
1565 "subdir1": {
1566 "c.txt": "c",
1567 "d.txt": "d",
1568 "e.txt": "e",
1569 }
1570 },
1571 "dir2": {
1572 "v.txt": "v",
1573 },
1574 "dir3": {
1575 "w.txt": "w",
1576 "x.txt": "x",
1577 "y.txt": "y",
1578 },
1579 "dir4": {
1580 "z.txt": "z",
1581 },
1582 }),
1583 )
1584 .await;
1585 client_a
1586 .fs
1587 .insert_tree(
1588 "/root-2",
1589 json!({
1590 "2.txt": "2",
1591 }),
1592 )
1593 .await;
1594 client_a
1595 .fs
1596 .insert_tree(
1597 "/root-3",
1598 json!({
1599 "3.txt": "3",
1600 }),
1601 )
1602 .await;
1603
1604 let active_call_a = cx_a.read(ActiveCall::global);
1605 let (project_a1, _) = client_a.build_local_project("/root-1/dir1", cx_a).await;
1606 let (project_a2, _) = client_a.build_local_project("/root-2", cx_a).await;
1607 let (project_a3, _) = client_a.build_local_project("/root-3", cx_a).await;
1608 let worktree_a1 =
1609 project_a1.read_with(cx_a, |project, cx| project.worktrees(cx).next().unwrap());
1610 let project1_id = active_call_a
1611 .update(cx_a, |call, cx| call.share_project(project_a1.clone(), cx))
1612 .await
1613 .unwrap();
1614 let project2_id = active_call_a
1615 .update(cx_a, |call, cx| call.share_project(project_a2.clone(), cx))
1616 .await
1617 .unwrap();
1618 let project3_id = active_call_a
1619 .update(cx_a, |call, cx| call.share_project(project_a3.clone(), cx))
1620 .await
1621 .unwrap();
1622
1623 let project_b1 = client_b.build_remote_project(project1_id, cx_b).await;
1624 let project_b2 = client_b.build_remote_project(project2_id, cx_b).await;
1625 let project_b3 = client_b.build_remote_project(project3_id, cx_b).await;
1626 deterministic.run_until_parked();
1627
1628 let worktree1_id = worktree_a1.read_with(cx_a, |worktree, _| {
1629 assert!(worktree.as_local().unwrap().is_shared());
1630 worktree.id()
1631 });
1632 let (worktree_a2, _) = project_a1
1633 .update(cx_a, |p, cx| {
1634 p.find_or_create_local_worktree("/root-1/dir2", true, cx)
1635 })
1636 .await
1637 .unwrap();
1638 deterministic.run_until_parked();
1639 let worktree2_id = worktree_a2.read_with(cx_a, |tree, _| {
1640 assert!(tree.as_local().unwrap().is_shared());
1641 tree.id()
1642 });
1643 deterministic.run_until_parked();
1644 project_b1.read_with(cx_b, |project, cx| {
1645 assert!(project.worktree_for_id(worktree2_id, cx).is_some())
1646 });
1647
1648 let buffer_a1 = project_a1
1649 .update(cx_a, |p, cx| p.open_buffer((worktree1_id, "a.txt"), cx))
1650 .await
1651 .unwrap();
1652 let buffer_b1 = project_b1
1653 .update(cx_b, |p, cx| p.open_buffer((worktree1_id, "a.txt"), cx))
1654 .await
1655 .unwrap();
1656
1657 // Drop client A's connection.
1658 server.forbid_connections();
1659 server.disconnect_client(client_a.peer_id().unwrap());
1660 deterministic.advance_clock(RECEIVE_TIMEOUT);
1661 project_a1.read_with(cx_a, |project, _| {
1662 assert!(project.is_shared());
1663 assert_eq!(project.collaborators().len(), 1);
1664 });
1665 project_b1.read_with(cx_b, |project, _| {
1666 assert!(!project.is_read_only());
1667 assert_eq!(project.collaborators().len(), 1);
1668 });
1669 worktree_a1.read_with(cx_a, |tree, _| {
1670 assert!(tree.as_local().unwrap().is_shared())
1671 });
1672
1673 // While client A is disconnected, add and remove files from client A's project.
1674 client_a
1675 .fs
1676 .insert_tree(
1677 "/root-1/dir1/subdir2",
1678 json!({
1679 "f.txt": "f-contents",
1680 "g.txt": "g-contents",
1681 "h.txt": "h-contents",
1682 "i.txt": "i-contents",
1683 }),
1684 )
1685 .await;
1686 client_a
1687 .fs
1688 .remove_dir(
1689 "/root-1/dir1/subdir1".as_ref(),
1690 RemoveOptions {
1691 recursive: true,
1692 ..Default::default()
1693 },
1694 )
1695 .await
1696 .unwrap();
1697
1698 // While client A is disconnected, add and remove worktrees from client A's project.
1699 project_a1.update(cx_a, |project, cx| {
1700 project.remove_worktree(worktree2_id, cx)
1701 });
1702 let (worktree_a3, _) = project_a1
1703 .update(cx_a, |p, cx| {
1704 p.find_or_create_local_worktree("/root-1/dir3", true, cx)
1705 })
1706 .await
1707 .unwrap();
1708 worktree_a3
1709 .read_with(cx_a, |tree, _| tree.as_local().unwrap().scan_complete())
1710 .await;
1711 let worktree3_id = worktree_a3.read_with(cx_a, |tree, _| {
1712 assert!(!tree.as_local().unwrap().is_shared());
1713 tree.id()
1714 });
1715 deterministic.run_until_parked();
1716
1717 // While client A is disconnected, close project 2
1718 cx_a.update(|_| drop(project_a2));
1719
1720 // While client A is disconnected, mutate a buffer on both the host and the guest.
1721 buffer_a1.update(cx_a, |buf, cx| buf.edit([(0..0, "W")], None, cx));
1722 buffer_b1.update(cx_b, |buf, cx| buf.edit([(1..1, "Z")], None, cx));
1723 deterministic.run_until_parked();
1724
1725 // Client A reconnects. Their project is re-shared, and client B re-joins it.
1726 server.allow_connections();
1727 client_a
1728 .authenticate_and_connect(false, &cx_a.to_async())
1729 .await
1730 .unwrap();
1731 deterministic.run_until_parked();
1732 project_a1.read_with(cx_a, |project, cx| {
1733 assert!(project.is_shared());
1734 assert!(worktree_a1.read(cx).as_local().unwrap().is_shared());
1735 assert_eq!(
1736 worktree_a1
1737 .read(cx)
1738 .snapshot()
1739 .paths()
1740 .map(|p| p.to_str().unwrap())
1741 .collect::<Vec<_>>(),
1742 vec![
1743 "a.txt",
1744 "b.txt",
1745 "subdir2",
1746 "subdir2/f.txt",
1747 "subdir2/g.txt",
1748 "subdir2/h.txt",
1749 "subdir2/i.txt"
1750 ]
1751 );
1752 assert!(worktree_a3.read(cx).as_local().unwrap().is_shared());
1753 assert_eq!(
1754 worktree_a3
1755 .read(cx)
1756 .snapshot()
1757 .paths()
1758 .map(|p| p.to_str().unwrap())
1759 .collect::<Vec<_>>(),
1760 vec!["w.txt", "x.txt", "y.txt"]
1761 );
1762 });
1763 project_b1.read_with(cx_b, |project, cx| {
1764 assert!(!project.is_read_only());
1765 assert_eq!(
1766 project
1767 .worktree_for_id(worktree1_id, cx)
1768 .unwrap()
1769 .read(cx)
1770 .snapshot()
1771 .paths()
1772 .map(|p| p.to_str().unwrap())
1773 .collect::<Vec<_>>(),
1774 vec![
1775 "a.txt",
1776 "b.txt",
1777 "subdir2",
1778 "subdir2/f.txt",
1779 "subdir2/g.txt",
1780 "subdir2/h.txt",
1781 "subdir2/i.txt"
1782 ]
1783 );
1784 assert!(project.worktree_for_id(worktree2_id, cx).is_none());
1785 assert_eq!(
1786 project
1787 .worktree_for_id(worktree3_id, cx)
1788 .unwrap()
1789 .read(cx)
1790 .snapshot()
1791 .paths()
1792 .map(|p| p.to_str().unwrap())
1793 .collect::<Vec<_>>(),
1794 vec!["w.txt", "x.txt", "y.txt"]
1795 );
1796 });
1797 project_b2.read_with(cx_b, |project, _| assert!(project.is_read_only()));
1798 project_b3.read_with(cx_b, |project, _| assert!(!project.is_read_only()));
1799 buffer_a1.read_with(cx_a, |buffer, _| assert_eq!(buffer.text(), "WaZ"));
1800 buffer_b1.read_with(cx_b, |buffer, _| assert_eq!(buffer.text(), "WaZ"));
1801
1802 // Drop client B's connection.
1803 server.forbid_connections();
1804 server.disconnect_client(client_b.peer_id().unwrap());
1805 deterministic.advance_clock(RECEIVE_TIMEOUT);
1806
1807 // While client B is disconnected, add and remove files from client A's project
1808 client_a
1809 .fs
1810 .insert_file("/root-1/dir1/subdir2/j.txt", "j-contents".into())
1811 .await;
1812 client_a
1813 .fs
1814 .remove_file("/root-1/dir1/subdir2/i.txt".as_ref(), Default::default())
1815 .await
1816 .unwrap();
1817
1818 // While client B is disconnected, add and remove worktrees from client A's project.
1819 let (worktree_a4, _) = project_a1
1820 .update(cx_a, |p, cx| {
1821 p.find_or_create_local_worktree("/root-1/dir4", true, cx)
1822 })
1823 .await
1824 .unwrap();
1825 deterministic.run_until_parked();
1826 let worktree4_id = worktree_a4.read_with(cx_a, |tree, _| {
1827 assert!(tree.as_local().unwrap().is_shared());
1828 tree.id()
1829 });
1830 project_a1.update(cx_a, |project, cx| {
1831 project.remove_worktree(worktree3_id, cx)
1832 });
1833 deterministic.run_until_parked();
1834
1835 // While client B is disconnected, mutate a buffer on both the host and the guest.
1836 buffer_a1.update(cx_a, |buf, cx| buf.edit([(1..1, "X")], None, cx));
1837 buffer_b1.update(cx_b, |buf, cx| buf.edit([(2..2, "Y")], None, cx));
1838 deterministic.run_until_parked();
1839
1840 // While disconnected, close project 3
1841 cx_a.update(|_| drop(project_a3));
1842
1843 // Client B reconnects. They re-join the room and the remaining shared project.
1844 server.allow_connections();
1845 client_b
1846 .authenticate_and_connect(false, &cx_b.to_async())
1847 .await
1848 .unwrap();
1849 deterministic.run_until_parked();
1850 project_b1.read_with(cx_b, |project, cx| {
1851 assert!(!project.is_read_only());
1852 assert_eq!(
1853 project
1854 .worktree_for_id(worktree1_id, cx)
1855 .unwrap()
1856 .read(cx)
1857 .snapshot()
1858 .paths()
1859 .map(|p| p.to_str().unwrap())
1860 .collect::<Vec<_>>(),
1861 vec![
1862 "a.txt",
1863 "b.txt",
1864 "subdir2",
1865 "subdir2/f.txt",
1866 "subdir2/g.txt",
1867 "subdir2/h.txt",
1868 "subdir2/j.txt"
1869 ]
1870 );
1871 assert!(project.worktree_for_id(worktree2_id, cx).is_none());
1872 assert_eq!(
1873 project
1874 .worktree_for_id(worktree4_id, cx)
1875 .unwrap()
1876 .read(cx)
1877 .snapshot()
1878 .paths()
1879 .map(|p| p.to_str().unwrap())
1880 .collect::<Vec<_>>(),
1881 vec!["z.txt"]
1882 );
1883 });
1884 project_b3.read_with(cx_b, |project, _| assert!(project.is_read_only()));
1885 buffer_a1.read_with(cx_a, |buffer, _| assert_eq!(buffer.text(), "WXaYZ"));
1886 buffer_b1.read_with(cx_b, |buffer, _| assert_eq!(buffer.text(), "WXaYZ"));
1887}
1888
1889#[gpui::test(iterations = 10)]
1890async fn test_active_call_events(
1891 deterministic: Arc<Deterministic>,
1892 cx_a: &mut TestAppContext,
1893 cx_b: &mut TestAppContext,
1894) {
1895 deterministic.forbid_parking();
1896 let mut server = TestServer::start(&deterministic).await;
1897 let client_a = server.create_client(cx_a, "user_a").await;
1898 let client_b = server.create_client(cx_b, "user_b").await;
1899 client_a.fs.insert_tree("/a", json!({})).await;
1900 client_b.fs.insert_tree("/b", json!({})).await;
1901
1902 let (project_a, _) = client_a.build_local_project("/a", cx_a).await;
1903 let (project_b, _) = client_b.build_local_project("/b", cx_b).await;
1904
1905 server
1906 .create_room(&mut [(&client_a, cx_a), (&client_b, cx_b)])
1907 .await;
1908 let active_call_a = cx_a.read(ActiveCall::global);
1909 let active_call_b = cx_b.read(ActiveCall::global);
1910
1911 let events_a = active_call_events(cx_a);
1912 let events_b = active_call_events(cx_b);
1913
1914 let project_a_id = active_call_a
1915 .update(cx_a, |call, cx| call.share_project(project_a.clone(), cx))
1916 .await
1917 .unwrap();
1918 deterministic.run_until_parked();
1919 assert_eq!(mem::take(&mut *events_a.borrow_mut()), vec![]);
1920 assert_eq!(
1921 mem::take(&mut *events_b.borrow_mut()),
1922 vec![room::Event::RemoteProjectShared {
1923 owner: Arc::new(User {
1924 id: client_a.user_id().unwrap(),
1925 github_login: "user_a".to_string(),
1926 avatar: None,
1927 }),
1928 project_id: project_a_id,
1929 worktree_root_names: vec!["a".to_string()],
1930 }]
1931 );
1932
1933 let project_b_id = active_call_b
1934 .update(cx_b, |call, cx| call.share_project(project_b.clone(), cx))
1935 .await
1936 .unwrap();
1937 deterministic.run_until_parked();
1938 assert_eq!(
1939 mem::take(&mut *events_a.borrow_mut()),
1940 vec![room::Event::RemoteProjectShared {
1941 owner: Arc::new(User {
1942 id: client_b.user_id().unwrap(),
1943 github_login: "user_b".to_string(),
1944 avatar: None,
1945 }),
1946 project_id: project_b_id,
1947 worktree_root_names: vec!["b".to_string()]
1948 }]
1949 );
1950 assert_eq!(mem::take(&mut *events_b.borrow_mut()), vec![]);
1951
1952 // Sharing a project twice is idempotent.
1953 let project_b_id_2 = active_call_b
1954 .update(cx_b, |call, cx| call.share_project(project_b.clone(), cx))
1955 .await
1956 .unwrap();
1957 assert_eq!(project_b_id_2, project_b_id);
1958 deterministic.run_until_parked();
1959 assert_eq!(mem::take(&mut *events_a.borrow_mut()), vec![]);
1960 assert_eq!(mem::take(&mut *events_b.borrow_mut()), vec![]);
1961}
1962
1963fn active_call_events(cx: &mut TestAppContext) -> Rc<RefCell<Vec<room::Event>>> {
1964 let events = Rc::new(RefCell::new(Vec::new()));
1965 let active_call = cx.read(ActiveCall::global);
1966 cx.update({
1967 let events = events.clone();
1968 |cx| {
1969 cx.subscribe(&active_call, move |_, event, _| {
1970 events.borrow_mut().push(event.clone())
1971 })
1972 .detach()
1973 }
1974 });
1975 events
1976}
1977
1978#[gpui::test(iterations = 10)]
1979async fn test_room_location(
1980 deterministic: Arc<Deterministic>,
1981 cx_a: &mut TestAppContext,
1982 cx_b: &mut TestAppContext,
1983) {
1984 deterministic.forbid_parking();
1985 let mut server = TestServer::start(&deterministic).await;
1986 let client_a = server.create_client(cx_a, "user_a").await;
1987 let client_b = server.create_client(cx_b, "user_b").await;
1988 client_a.fs.insert_tree("/a", json!({})).await;
1989 client_b.fs.insert_tree("/b", json!({})).await;
1990
1991 let active_call_a = cx_a.read(ActiveCall::global);
1992 let active_call_b = cx_b.read(ActiveCall::global);
1993
1994 let a_notified = Rc::new(Cell::new(false));
1995 cx_a.update({
1996 let notified = a_notified.clone();
1997 |cx| {
1998 cx.observe(&active_call_a, move |_, _| notified.set(true))
1999 .detach()
2000 }
2001 });
2002
2003 let b_notified = Rc::new(Cell::new(false));
2004 cx_b.update({
2005 let b_notified = b_notified.clone();
2006 |cx| {
2007 cx.observe(&active_call_b, move |_, _| b_notified.set(true))
2008 .detach()
2009 }
2010 });
2011
2012 let (project_a, _) = client_a.build_local_project("/a", cx_a).await;
2013 active_call_a
2014 .update(cx_a, |call, cx| call.set_location(Some(&project_a), cx))
2015 .await
2016 .unwrap();
2017 let (project_b, _) = client_b.build_local_project("/b", cx_b).await;
2018
2019 server
2020 .create_room(&mut [(&client_a, cx_a), (&client_b, cx_b)])
2021 .await;
2022 let room_a = active_call_a.read_with(cx_a, |call, _| call.room().unwrap().clone());
2023 let room_b = active_call_b.read_with(cx_b, |call, _| call.room().unwrap().clone());
2024 deterministic.run_until_parked();
2025 assert!(a_notified.take());
2026 assert_eq!(
2027 participant_locations(&room_a, cx_a),
2028 vec![("user_b".to_string(), ParticipantLocation::External)]
2029 );
2030 assert!(b_notified.take());
2031 assert_eq!(
2032 participant_locations(&room_b, cx_b),
2033 vec![("user_a".to_string(), ParticipantLocation::UnsharedProject)]
2034 );
2035
2036 let project_a_id = active_call_a
2037 .update(cx_a, |call, cx| call.share_project(project_a.clone(), cx))
2038 .await
2039 .unwrap();
2040 deterministic.run_until_parked();
2041 assert!(a_notified.take());
2042 assert_eq!(
2043 participant_locations(&room_a, cx_a),
2044 vec![("user_b".to_string(), ParticipantLocation::External)]
2045 );
2046 assert!(b_notified.take());
2047 assert_eq!(
2048 participant_locations(&room_b, cx_b),
2049 vec![(
2050 "user_a".to_string(),
2051 ParticipantLocation::SharedProject {
2052 project_id: project_a_id
2053 }
2054 )]
2055 );
2056
2057 let project_b_id = active_call_b
2058 .update(cx_b, |call, cx| call.share_project(project_b.clone(), cx))
2059 .await
2060 .unwrap();
2061 deterministic.run_until_parked();
2062 assert!(a_notified.take());
2063 assert_eq!(
2064 participant_locations(&room_a, cx_a),
2065 vec![("user_b".to_string(), ParticipantLocation::External)]
2066 );
2067 assert!(b_notified.take());
2068 assert_eq!(
2069 participant_locations(&room_b, cx_b),
2070 vec![(
2071 "user_a".to_string(),
2072 ParticipantLocation::SharedProject {
2073 project_id: project_a_id
2074 }
2075 )]
2076 );
2077
2078 active_call_b
2079 .update(cx_b, |call, cx| call.set_location(Some(&project_b), cx))
2080 .await
2081 .unwrap();
2082 deterministic.run_until_parked();
2083 assert!(a_notified.take());
2084 assert_eq!(
2085 participant_locations(&room_a, cx_a),
2086 vec![(
2087 "user_b".to_string(),
2088 ParticipantLocation::SharedProject {
2089 project_id: project_b_id
2090 }
2091 )]
2092 );
2093 assert!(b_notified.take());
2094 assert_eq!(
2095 participant_locations(&room_b, cx_b),
2096 vec![(
2097 "user_a".to_string(),
2098 ParticipantLocation::SharedProject {
2099 project_id: project_a_id
2100 }
2101 )]
2102 );
2103
2104 active_call_b
2105 .update(cx_b, |call, cx| call.set_location(None, cx))
2106 .await
2107 .unwrap();
2108 deterministic.run_until_parked();
2109 assert!(a_notified.take());
2110 assert_eq!(
2111 participant_locations(&room_a, cx_a),
2112 vec![("user_b".to_string(), ParticipantLocation::External)]
2113 );
2114 assert!(b_notified.take());
2115 assert_eq!(
2116 participant_locations(&room_b, cx_b),
2117 vec![(
2118 "user_a".to_string(),
2119 ParticipantLocation::SharedProject {
2120 project_id: project_a_id
2121 }
2122 )]
2123 );
2124
2125 fn participant_locations(
2126 room: &ModelHandle<Room>,
2127 cx: &TestAppContext,
2128 ) -> Vec<(String, ParticipantLocation)> {
2129 room.read_with(cx, |room, _| {
2130 room.remote_participants()
2131 .values()
2132 .map(|participant| {
2133 (
2134 participant.user.github_login.to_string(),
2135 participant.location,
2136 )
2137 })
2138 .collect()
2139 })
2140 }
2141}
2142
2143#[gpui::test(iterations = 10)]
2144async fn test_propagate_saves_and_fs_changes(
2145 deterministic: Arc<Deterministic>,
2146 cx_a: &mut TestAppContext,
2147 cx_b: &mut TestAppContext,
2148 cx_c: &mut TestAppContext,
2149) {
2150 deterministic.forbid_parking();
2151 let mut server = TestServer::start(&deterministic).await;
2152 let client_a = server.create_client(cx_a, "user_a").await;
2153 let client_b = server.create_client(cx_b, "user_b").await;
2154 let client_c = server.create_client(cx_c, "user_c").await;
2155
2156 server
2157 .create_room(&mut [(&client_a, cx_a), (&client_b, cx_b), (&client_c, cx_c)])
2158 .await;
2159 let active_call_a = cx_a.read(ActiveCall::global);
2160
2161 let rust = Arc::new(Language::new(
2162 LanguageConfig {
2163 name: "Rust".into(),
2164 path_suffixes: vec!["rs".to_string()],
2165 ..Default::default()
2166 },
2167 Some(tree_sitter_rust::language()),
2168 ));
2169 let javascript = Arc::new(Language::new(
2170 LanguageConfig {
2171 name: "JavaScript".into(),
2172 path_suffixes: vec!["js".to_string()],
2173 ..Default::default()
2174 },
2175 Some(tree_sitter_rust::language()),
2176 ));
2177 for client in [&client_a, &client_b, &client_c] {
2178 client.language_registry.add(rust.clone());
2179 client.language_registry.add(javascript.clone());
2180 }
2181
2182 client_a
2183 .fs
2184 .insert_tree(
2185 "/a",
2186 json!({
2187 "file1.rs": "",
2188 "file2": ""
2189 }),
2190 )
2191 .await;
2192 let (project_a, worktree_id) = client_a.build_local_project("/a", cx_a).await;
2193 let worktree_a = project_a.read_with(cx_a, |p, cx| p.worktrees(cx).next().unwrap());
2194 let project_id = active_call_a
2195 .update(cx_a, |call, cx| call.share_project(project_a.clone(), cx))
2196 .await
2197 .unwrap();
2198
2199 // Join that worktree as clients B and C.
2200 let project_b = client_b.build_remote_project(project_id, cx_b).await;
2201 let project_c = client_c.build_remote_project(project_id, cx_c).await;
2202 let worktree_b = project_b.read_with(cx_b, |p, cx| p.worktrees(cx).next().unwrap());
2203 let worktree_c = project_c.read_with(cx_c, |p, cx| p.worktrees(cx).next().unwrap());
2204
2205 // Open and edit a buffer as both guests B and C.
2206 let buffer_b = project_b
2207 .update(cx_b, |p, cx| p.open_buffer((worktree_id, "file1.rs"), cx))
2208 .await
2209 .unwrap();
2210 let buffer_c = project_c
2211 .update(cx_c, |p, cx| p.open_buffer((worktree_id, "file1.rs"), cx))
2212 .await
2213 .unwrap();
2214 buffer_b.read_with(cx_b, |buffer, _| {
2215 assert_eq!(&*buffer.language().unwrap().name(), "Rust");
2216 });
2217 buffer_c.read_with(cx_c, |buffer, _| {
2218 assert_eq!(&*buffer.language().unwrap().name(), "Rust");
2219 });
2220 buffer_b.update(cx_b, |buf, cx| buf.edit([(0..0, "i-am-b, ")], None, cx));
2221 buffer_c.update(cx_c, |buf, cx| buf.edit([(0..0, "i-am-c, ")], None, cx));
2222
2223 // Open and edit that buffer as the host.
2224 let buffer_a = project_a
2225 .update(cx_a, |p, cx| p.open_buffer((worktree_id, "file1.rs"), cx))
2226 .await
2227 .unwrap();
2228
2229 deterministic.run_until_parked();
2230 buffer_a.read_with(cx_a, |buf, _| assert_eq!(buf.text(), "i-am-c, i-am-b, "));
2231 buffer_a.update(cx_a, |buf, cx| {
2232 buf.edit([(buf.len()..buf.len(), "i-am-a")], None, cx)
2233 });
2234
2235 deterministic.run_until_parked();
2236 buffer_a.read_with(cx_a, |buf, _| {
2237 assert_eq!(buf.text(), "i-am-c, i-am-b, i-am-a");
2238 });
2239 buffer_b.read_with(cx_b, |buf, _| {
2240 assert_eq!(buf.text(), "i-am-c, i-am-b, i-am-a");
2241 });
2242 buffer_c.read_with(cx_c, |buf, _| {
2243 assert_eq!(buf.text(), "i-am-c, i-am-b, i-am-a");
2244 });
2245
2246 // Edit the buffer as the host and concurrently save as guest B.
2247 let save_b = project_b.update(cx_b, |project, cx| {
2248 project.save_buffer(buffer_b.clone(), cx)
2249 });
2250 buffer_a.update(cx_a, |buf, cx| buf.edit([(0..0, "hi-a, ")], None, cx));
2251 save_b.await.unwrap();
2252 assert_eq!(
2253 client_a.fs.load("/a/file1.rs".as_ref()).await.unwrap(),
2254 "hi-a, i-am-c, i-am-b, i-am-a"
2255 );
2256
2257 deterministic.run_until_parked();
2258 buffer_a.read_with(cx_a, |buf, _| assert!(!buf.is_dirty()));
2259 buffer_b.read_with(cx_b, |buf, _| assert!(!buf.is_dirty()));
2260 buffer_c.read_with(cx_c, |buf, _| assert!(!buf.is_dirty()));
2261
2262 // Make changes on host's file system, see those changes on guest worktrees.
2263 client_a
2264 .fs
2265 .rename(
2266 "/a/file1.rs".as_ref(),
2267 "/a/file1.js".as_ref(),
2268 Default::default(),
2269 )
2270 .await
2271 .unwrap();
2272 client_a
2273 .fs
2274 .rename("/a/file2".as_ref(), "/a/file3".as_ref(), Default::default())
2275 .await
2276 .unwrap();
2277 client_a.fs.insert_file("/a/file4", "4".into()).await;
2278 deterministic.run_until_parked();
2279
2280 worktree_a.read_with(cx_a, |tree, _| {
2281 assert_eq!(
2282 tree.paths()
2283 .map(|p| p.to_string_lossy())
2284 .collect::<Vec<_>>(),
2285 ["file1.js", "file3", "file4"]
2286 )
2287 });
2288 worktree_b.read_with(cx_b, |tree, _| {
2289 assert_eq!(
2290 tree.paths()
2291 .map(|p| p.to_string_lossy())
2292 .collect::<Vec<_>>(),
2293 ["file1.js", "file3", "file4"]
2294 )
2295 });
2296 worktree_c.read_with(cx_c, |tree, _| {
2297 assert_eq!(
2298 tree.paths()
2299 .map(|p| p.to_string_lossy())
2300 .collect::<Vec<_>>(),
2301 ["file1.js", "file3", "file4"]
2302 )
2303 });
2304
2305 // Ensure buffer files are updated as well.
2306 buffer_a.read_with(cx_a, |buffer, _| {
2307 assert_eq!(buffer.file().unwrap().path().to_str(), Some("file1.js"));
2308 assert_eq!(&*buffer.language().unwrap().name(), "JavaScript");
2309 });
2310 buffer_b.read_with(cx_b, |buffer, _| {
2311 assert_eq!(buffer.file().unwrap().path().to_str(), Some("file1.js"));
2312 assert_eq!(&*buffer.language().unwrap().name(), "JavaScript");
2313 });
2314 buffer_c.read_with(cx_c, |buffer, _| {
2315 assert_eq!(buffer.file().unwrap().path().to_str(), Some("file1.js"));
2316 assert_eq!(&*buffer.language().unwrap().name(), "JavaScript");
2317 });
2318
2319 let new_buffer_a = project_a
2320 .update(cx_a, |p, cx| p.create_buffer("", None, cx))
2321 .unwrap();
2322 let new_buffer_id = new_buffer_a.read_with(cx_a, |buffer, _| buffer.remote_id());
2323 let new_buffer_b = project_b
2324 .update(cx_b, |p, cx| p.open_buffer_by_id(new_buffer_id, cx))
2325 .await
2326 .unwrap();
2327 new_buffer_b.read_with(cx_b, |buffer, _| {
2328 assert!(buffer.file().is_none());
2329 });
2330
2331 new_buffer_a.update(cx_a, |buffer, cx| {
2332 buffer.edit([(0..0, "ok")], None, cx);
2333 });
2334 project_a
2335 .update(cx_a, |project, cx| {
2336 project.save_buffer_as(new_buffer_a.clone(), "/a/file3.rs".into(), cx)
2337 })
2338 .await
2339 .unwrap();
2340
2341 deterministic.run_until_parked();
2342 new_buffer_b.read_with(cx_b, |buffer_b, _| {
2343 assert_eq!(
2344 buffer_b.file().unwrap().path().as_ref(),
2345 Path::new("file3.rs")
2346 );
2347
2348 new_buffer_a.read_with(cx_a, |buffer_a, _| {
2349 assert_eq!(buffer_b.saved_mtime(), buffer_a.saved_mtime());
2350 assert_eq!(buffer_b.saved_version(), buffer_a.saved_version());
2351 });
2352 });
2353}
2354
2355#[gpui::test(iterations = 10)]
2356async fn test_git_diff_base_change(
2357 deterministic: Arc<Deterministic>,
2358 cx_a: &mut TestAppContext,
2359 cx_b: &mut TestAppContext,
2360) {
2361 deterministic.forbid_parking();
2362 let mut server = TestServer::start(&deterministic).await;
2363 let client_a = server.create_client(cx_a, "user_a").await;
2364 let client_b = server.create_client(cx_b, "user_b").await;
2365 server
2366 .create_room(&mut [(&client_a, cx_a), (&client_b, cx_b)])
2367 .await;
2368 let active_call_a = cx_a.read(ActiveCall::global);
2369
2370 client_a
2371 .fs
2372 .insert_tree(
2373 "/dir",
2374 json!({
2375 ".git": {},
2376 "sub": {
2377 ".git": {},
2378 "b.txt": "
2379 one
2380 two
2381 three
2382 ".unindent(),
2383 },
2384 "a.txt": "
2385 one
2386 two
2387 three
2388 ".unindent(),
2389 }),
2390 )
2391 .await;
2392
2393 let (project_local, worktree_id) = client_a.build_local_project("/dir", cx_a).await;
2394 let project_id = active_call_a
2395 .update(cx_a, |call, cx| {
2396 call.share_project(project_local.clone(), cx)
2397 })
2398 .await
2399 .unwrap();
2400
2401 let project_remote = client_b.build_remote_project(project_id, cx_b).await;
2402
2403 let diff_base = "
2404 one
2405 three
2406 "
2407 .unindent();
2408
2409 let new_diff_base = "
2410 one
2411 two
2412 "
2413 .unindent();
2414
2415 client_a
2416 .fs
2417 .as_fake()
2418 .set_index_for_repo(
2419 Path::new("/dir/.git"),
2420 &[(Path::new("a.txt"), diff_base.clone())],
2421 )
2422 .await;
2423
2424 // Create the buffer
2425 let buffer_local_a = project_local
2426 .update(cx_a, |p, cx| p.open_buffer((worktree_id, "a.txt"), cx))
2427 .await
2428 .unwrap();
2429
2430 // Wait for it to catch up to the new diff
2431 deterministic.run_until_parked();
2432
2433 // Smoke test diffing
2434 buffer_local_a.read_with(cx_a, |buffer, _| {
2435 assert_eq!(buffer.diff_base(), Some(diff_base.as_ref()));
2436 git::diff::assert_hunks(
2437 buffer.snapshot().git_diff_hunks_in_row_range(0..4, false),
2438 &buffer,
2439 &diff_base,
2440 &[(1..2, "", "two\n")],
2441 );
2442 });
2443
2444 // Create remote buffer
2445 let buffer_remote_a = project_remote
2446 .update(cx_b, |p, cx| p.open_buffer((worktree_id, "a.txt"), cx))
2447 .await
2448 .unwrap();
2449
2450 // Wait remote buffer to catch up to the new diff
2451 deterministic.run_until_parked();
2452
2453 // Smoke test diffing
2454 buffer_remote_a.read_with(cx_b, |buffer, _| {
2455 assert_eq!(buffer.diff_base(), Some(diff_base.as_ref()));
2456 git::diff::assert_hunks(
2457 buffer.snapshot().git_diff_hunks_in_row_range(0..4, false),
2458 &buffer,
2459 &diff_base,
2460 &[(1..2, "", "two\n")],
2461 );
2462 });
2463
2464 client_a
2465 .fs
2466 .as_fake()
2467 .set_index_for_repo(
2468 Path::new("/dir/.git"),
2469 &[(Path::new("a.txt"), new_diff_base.clone())],
2470 )
2471 .await;
2472
2473 // Wait for buffer_local_a to receive it
2474 deterministic.run_until_parked();
2475
2476 // Smoke test new diffing
2477 buffer_local_a.read_with(cx_a, |buffer, _| {
2478 assert_eq!(buffer.diff_base(), Some(new_diff_base.as_ref()));
2479
2480 git::diff::assert_hunks(
2481 buffer.snapshot().git_diff_hunks_in_row_range(0..4, false),
2482 &buffer,
2483 &diff_base,
2484 &[(2..3, "", "three\n")],
2485 );
2486 });
2487
2488 // Smoke test B
2489 buffer_remote_a.read_with(cx_b, |buffer, _| {
2490 assert_eq!(buffer.diff_base(), Some(new_diff_base.as_ref()));
2491 git::diff::assert_hunks(
2492 buffer.snapshot().git_diff_hunks_in_row_range(0..4, false),
2493 &buffer,
2494 &diff_base,
2495 &[(2..3, "", "three\n")],
2496 );
2497 });
2498
2499 //Nested git dir
2500
2501 let diff_base = "
2502 one
2503 three
2504 "
2505 .unindent();
2506
2507 let new_diff_base = "
2508 one
2509 two
2510 "
2511 .unindent();
2512
2513 client_a
2514 .fs
2515 .as_fake()
2516 .set_index_for_repo(
2517 Path::new("/dir/sub/.git"),
2518 &[(Path::new("b.txt"), diff_base.clone())],
2519 )
2520 .await;
2521
2522 // Create the buffer
2523 let buffer_local_b = project_local
2524 .update(cx_a, |p, cx| p.open_buffer((worktree_id, "sub/b.txt"), cx))
2525 .await
2526 .unwrap();
2527
2528 // Wait for it to catch up to the new diff
2529 deterministic.run_until_parked();
2530
2531 // Smoke test diffing
2532 buffer_local_b.read_with(cx_a, |buffer, _| {
2533 assert_eq!(buffer.diff_base(), Some(diff_base.as_ref()));
2534 git::diff::assert_hunks(
2535 buffer.snapshot().git_diff_hunks_in_row_range(0..4, false),
2536 &buffer,
2537 &diff_base,
2538 &[(1..2, "", "two\n")],
2539 );
2540 });
2541
2542 // Create remote buffer
2543 let buffer_remote_b = project_remote
2544 .update(cx_b, |p, cx| p.open_buffer((worktree_id, "sub/b.txt"), cx))
2545 .await
2546 .unwrap();
2547
2548 // Wait remote buffer to catch up to the new diff
2549 deterministic.run_until_parked();
2550
2551 // Smoke test diffing
2552 buffer_remote_b.read_with(cx_b, |buffer, _| {
2553 assert_eq!(buffer.diff_base(), Some(diff_base.as_ref()));
2554 git::diff::assert_hunks(
2555 buffer.snapshot().git_diff_hunks_in_row_range(0..4, false),
2556 &buffer,
2557 &diff_base,
2558 &[(1..2, "", "two\n")],
2559 );
2560 });
2561
2562 client_a
2563 .fs
2564 .as_fake()
2565 .set_index_for_repo(
2566 Path::new("/dir/sub/.git"),
2567 &[(Path::new("b.txt"), new_diff_base.clone())],
2568 )
2569 .await;
2570
2571 // Wait for buffer_local_b to receive it
2572 deterministic.run_until_parked();
2573
2574 // Smoke test new diffing
2575 buffer_local_b.read_with(cx_a, |buffer, _| {
2576 assert_eq!(buffer.diff_base(), Some(new_diff_base.as_ref()));
2577 println!("{:?}", buffer.as_rope().to_string());
2578 println!("{:?}", buffer.diff_base());
2579 println!(
2580 "{:?}",
2581 buffer
2582 .snapshot()
2583 .git_diff_hunks_in_row_range(0..4, false)
2584 .collect::<Vec<_>>()
2585 );
2586
2587 git::diff::assert_hunks(
2588 buffer.snapshot().git_diff_hunks_in_row_range(0..4, false),
2589 &buffer,
2590 &diff_base,
2591 &[(2..3, "", "three\n")],
2592 );
2593 });
2594
2595 // Smoke test B
2596 buffer_remote_b.read_with(cx_b, |buffer, _| {
2597 assert_eq!(buffer.diff_base(), Some(new_diff_base.as_ref()));
2598 git::diff::assert_hunks(
2599 buffer.snapshot().git_diff_hunks_in_row_range(0..4, false),
2600 &buffer,
2601 &diff_base,
2602 &[(2..3, "", "three\n")],
2603 );
2604 });
2605}
2606
2607#[gpui::test(iterations = 10)]
2608async fn test_fs_operations(
2609 deterministic: Arc<Deterministic>,
2610 cx_a: &mut TestAppContext,
2611 cx_b: &mut TestAppContext,
2612) {
2613 deterministic.forbid_parking();
2614 let mut server = TestServer::start(&deterministic).await;
2615 let client_a = server.create_client(cx_a, "user_a").await;
2616 let client_b = server.create_client(cx_b, "user_b").await;
2617 server
2618 .create_room(&mut [(&client_a, cx_a), (&client_b, cx_b)])
2619 .await;
2620 let active_call_a = cx_a.read(ActiveCall::global);
2621
2622 client_a
2623 .fs
2624 .insert_tree(
2625 "/dir",
2626 json!({
2627 "a.txt": "a-contents",
2628 "b.txt": "b-contents",
2629 }),
2630 )
2631 .await;
2632 let (project_a, worktree_id) = client_a.build_local_project("/dir", cx_a).await;
2633 let project_id = active_call_a
2634 .update(cx_a, |call, cx| call.share_project(project_a.clone(), cx))
2635 .await
2636 .unwrap();
2637 let project_b = client_b.build_remote_project(project_id, cx_b).await;
2638
2639 let worktree_a = project_a.read_with(cx_a, |project, cx| project.worktrees(cx).next().unwrap());
2640 let worktree_b = project_b.read_with(cx_b, |project, cx| project.worktrees(cx).next().unwrap());
2641
2642 let entry = project_b
2643 .update(cx_b, |project, cx| {
2644 project
2645 .create_entry((worktree_id, "c.txt"), false, cx)
2646 .unwrap()
2647 })
2648 .await
2649 .unwrap();
2650 worktree_a.read_with(cx_a, |worktree, _| {
2651 assert_eq!(
2652 worktree
2653 .paths()
2654 .map(|p| p.to_string_lossy())
2655 .collect::<Vec<_>>(),
2656 ["a.txt", "b.txt", "c.txt"]
2657 );
2658 });
2659 worktree_b.read_with(cx_b, |worktree, _| {
2660 assert_eq!(
2661 worktree
2662 .paths()
2663 .map(|p| p.to_string_lossy())
2664 .collect::<Vec<_>>(),
2665 ["a.txt", "b.txt", "c.txt"]
2666 );
2667 });
2668
2669 project_b
2670 .update(cx_b, |project, cx| {
2671 project.rename_entry(entry.id, Path::new("d.txt"), cx)
2672 })
2673 .unwrap()
2674 .await
2675 .unwrap();
2676 worktree_a.read_with(cx_a, |worktree, _| {
2677 assert_eq!(
2678 worktree
2679 .paths()
2680 .map(|p| p.to_string_lossy())
2681 .collect::<Vec<_>>(),
2682 ["a.txt", "b.txt", "d.txt"]
2683 );
2684 });
2685 worktree_b.read_with(cx_b, |worktree, _| {
2686 assert_eq!(
2687 worktree
2688 .paths()
2689 .map(|p| p.to_string_lossy())
2690 .collect::<Vec<_>>(),
2691 ["a.txt", "b.txt", "d.txt"]
2692 );
2693 });
2694
2695 let dir_entry = project_b
2696 .update(cx_b, |project, cx| {
2697 project
2698 .create_entry((worktree_id, "DIR"), true, cx)
2699 .unwrap()
2700 })
2701 .await
2702 .unwrap();
2703 worktree_a.read_with(cx_a, |worktree, _| {
2704 assert_eq!(
2705 worktree
2706 .paths()
2707 .map(|p| p.to_string_lossy())
2708 .collect::<Vec<_>>(),
2709 ["DIR", "a.txt", "b.txt", "d.txt"]
2710 );
2711 });
2712 worktree_b.read_with(cx_b, |worktree, _| {
2713 assert_eq!(
2714 worktree
2715 .paths()
2716 .map(|p| p.to_string_lossy())
2717 .collect::<Vec<_>>(),
2718 ["DIR", "a.txt", "b.txt", "d.txt"]
2719 );
2720 });
2721
2722 project_b
2723 .update(cx_b, |project, cx| {
2724 project
2725 .create_entry((worktree_id, "DIR/e.txt"), false, cx)
2726 .unwrap()
2727 })
2728 .await
2729 .unwrap();
2730 project_b
2731 .update(cx_b, |project, cx| {
2732 project
2733 .create_entry((worktree_id, "DIR/SUBDIR"), true, cx)
2734 .unwrap()
2735 })
2736 .await
2737 .unwrap();
2738 project_b
2739 .update(cx_b, |project, cx| {
2740 project
2741 .create_entry((worktree_id, "DIR/SUBDIR/f.txt"), false, cx)
2742 .unwrap()
2743 })
2744 .await
2745 .unwrap();
2746 worktree_a.read_with(cx_a, |worktree, _| {
2747 assert_eq!(
2748 worktree
2749 .paths()
2750 .map(|p| p.to_string_lossy())
2751 .collect::<Vec<_>>(),
2752 [
2753 "DIR",
2754 "DIR/SUBDIR",
2755 "DIR/SUBDIR/f.txt",
2756 "DIR/e.txt",
2757 "a.txt",
2758 "b.txt",
2759 "d.txt"
2760 ]
2761 );
2762 });
2763 worktree_b.read_with(cx_b, |worktree, _| {
2764 assert_eq!(
2765 worktree
2766 .paths()
2767 .map(|p| p.to_string_lossy())
2768 .collect::<Vec<_>>(),
2769 [
2770 "DIR",
2771 "DIR/SUBDIR",
2772 "DIR/SUBDIR/f.txt",
2773 "DIR/e.txt",
2774 "a.txt",
2775 "b.txt",
2776 "d.txt"
2777 ]
2778 );
2779 });
2780
2781 project_b
2782 .update(cx_b, |project, cx| {
2783 project
2784 .copy_entry(entry.id, Path::new("f.txt"), cx)
2785 .unwrap()
2786 })
2787 .await
2788 .unwrap();
2789 worktree_a.read_with(cx_a, |worktree, _| {
2790 assert_eq!(
2791 worktree
2792 .paths()
2793 .map(|p| p.to_string_lossy())
2794 .collect::<Vec<_>>(),
2795 [
2796 "DIR",
2797 "DIR/SUBDIR",
2798 "DIR/SUBDIR/f.txt",
2799 "DIR/e.txt",
2800 "a.txt",
2801 "b.txt",
2802 "d.txt",
2803 "f.txt"
2804 ]
2805 );
2806 });
2807 worktree_b.read_with(cx_b, |worktree, _| {
2808 assert_eq!(
2809 worktree
2810 .paths()
2811 .map(|p| p.to_string_lossy())
2812 .collect::<Vec<_>>(),
2813 [
2814 "DIR",
2815 "DIR/SUBDIR",
2816 "DIR/SUBDIR/f.txt",
2817 "DIR/e.txt",
2818 "a.txt",
2819 "b.txt",
2820 "d.txt",
2821 "f.txt"
2822 ]
2823 );
2824 });
2825
2826 project_b
2827 .update(cx_b, |project, cx| {
2828 project.delete_entry(dir_entry.id, cx).unwrap()
2829 })
2830 .await
2831 .unwrap();
2832 deterministic.run_until_parked();
2833
2834 worktree_a.read_with(cx_a, |worktree, _| {
2835 assert_eq!(
2836 worktree
2837 .paths()
2838 .map(|p| p.to_string_lossy())
2839 .collect::<Vec<_>>(),
2840 ["a.txt", "b.txt", "d.txt", "f.txt"]
2841 );
2842 });
2843 worktree_b.read_with(cx_b, |worktree, _| {
2844 assert_eq!(
2845 worktree
2846 .paths()
2847 .map(|p| p.to_string_lossy())
2848 .collect::<Vec<_>>(),
2849 ["a.txt", "b.txt", "d.txt", "f.txt"]
2850 );
2851 });
2852
2853 project_b
2854 .update(cx_b, |project, cx| {
2855 project.delete_entry(entry.id, cx).unwrap()
2856 })
2857 .await
2858 .unwrap();
2859 worktree_a.read_with(cx_a, |worktree, _| {
2860 assert_eq!(
2861 worktree
2862 .paths()
2863 .map(|p| p.to_string_lossy())
2864 .collect::<Vec<_>>(),
2865 ["a.txt", "b.txt", "f.txt"]
2866 );
2867 });
2868 worktree_b.read_with(cx_b, |worktree, _| {
2869 assert_eq!(
2870 worktree
2871 .paths()
2872 .map(|p| p.to_string_lossy())
2873 .collect::<Vec<_>>(),
2874 ["a.txt", "b.txt", "f.txt"]
2875 );
2876 });
2877}
2878
2879#[gpui::test(iterations = 10)]
2880async fn test_buffer_conflict_after_save(
2881 deterministic: Arc<Deterministic>,
2882 cx_a: &mut TestAppContext,
2883 cx_b: &mut TestAppContext,
2884) {
2885 deterministic.forbid_parking();
2886 let mut server = TestServer::start(&deterministic).await;
2887 let client_a = server.create_client(cx_a, "user_a").await;
2888 let client_b = server.create_client(cx_b, "user_b").await;
2889 server
2890 .create_room(&mut [(&client_a, cx_a), (&client_b, cx_b)])
2891 .await;
2892 let active_call_a = cx_a.read(ActiveCall::global);
2893
2894 client_a
2895 .fs
2896 .insert_tree(
2897 "/dir",
2898 json!({
2899 "a.txt": "a-contents",
2900 }),
2901 )
2902 .await;
2903 let (project_a, worktree_id) = client_a.build_local_project("/dir", cx_a).await;
2904 let project_id = active_call_a
2905 .update(cx_a, |call, cx| call.share_project(project_a.clone(), cx))
2906 .await
2907 .unwrap();
2908 let project_b = client_b.build_remote_project(project_id, cx_b).await;
2909
2910 // Open a buffer as client B
2911 let buffer_b = project_b
2912 .update(cx_b, |p, cx| p.open_buffer((worktree_id, "a.txt"), cx))
2913 .await
2914 .unwrap();
2915
2916 buffer_b.update(cx_b, |buf, cx| buf.edit([(0..0, "world ")], None, cx));
2917 buffer_b.read_with(cx_b, |buf, _| {
2918 assert!(buf.is_dirty());
2919 assert!(!buf.has_conflict());
2920 });
2921
2922 project_b
2923 .update(cx_b, |project, cx| {
2924 project.save_buffer(buffer_b.clone(), cx)
2925 })
2926 .await
2927 .unwrap();
2928 cx_a.foreground().forbid_parking();
2929 buffer_b.read_with(cx_b, |buffer_b, _| assert!(!buffer_b.is_dirty()));
2930 buffer_b.read_with(cx_b, |buf, _| {
2931 assert!(!buf.has_conflict());
2932 });
2933
2934 buffer_b.update(cx_b, |buf, cx| buf.edit([(0..0, "hello ")], None, cx));
2935 buffer_b.read_with(cx_b, |buf, _| {
2936 assert!(buf.is_dirty());
2937 assert!(!buf.has_conflict());
2938 });
2939}
2940
2941#[gpui::test(iterations = 10)]
2942async fn test_buffer_reloading(
2943 deterministic: Arc<Deterministic>,
2944 cx_a: &mut TestAppContext,
2945 cx_b: &mut TestAppContext,
2946) {
2947 deterministic.forbid_parking();
2948 let mut server = TestServer::start(&deterministic).await;
2949 let client_a = server.create_client(cx_a, "user_a").await;
2950 let client_b = server.create_client(cx_b, "user_b").await;
2951 server
2952 .create_room(&mut [(&client_a, cx_a), (&client_b, cx_b)])
2953 .await;
2954 let active_call_a = cx_a.read(ActiveCall::global);
2955
2956 client_a
2957 .fs
2958 .insert_tree(
2959 "/dir",
2960 json!({
2961 "a.txt": "a\nb\nc",
2962 }),
2963 )
2964 .await;
2965 let (project_a, worktree_id) = client_a.build_local_project("/dir", cx_a).await;
2966 let project_id = active_call_a
2967 .update(cx_a, |call, cx| call.share_project(project_a.clone(), cx))
2968 .await
2969 .unwrap();
2970 let project_b = client_b.build_remote_project(project_id, cx_b).await;
2971
2972 // Open a buffer as client B
2973 let buffer_b = project_b
2974 .update(cx_b, |p, cx| p.open_buffer((worktree_id, "a.txt"), cx))
2975 .await
2976 .unwrap();
2977 buffer_b.read_with(cx_b, |buf, _| {
2978 assert!(!buf.is_dirty());
2979 assert!(!buf.has_conflict());
2980 assert_eq!(buf.line_ending(), LineEnding::Unix);
2981 });
2982
2983 let new_contents = Rope::from("d\ne\nf");
2984 client_a
2985 .fs
2986 .save("/dir/a.txt".as_ref(), &new_contents, LineEnding::Windows)
2987 .await
2988 .unwrap();
2989 cx_a.foreground().run_until_parked();
2990 buffer_b.read_with(cx_b, |buf, _| {
2991 assert_eq!(buf.text(), new_contents.to_string());
2992 assert!(!buf.is_dirty());
2993 assert!(!buf.has_conflict());
2994 assert_eq!(buf.line_ending(), LineEnding::Windows);
2995 });
2996}
2997
2998#[gpui::test(iterations = 10)]
2999async fn test_editing_while_guest_opens_buffer(
3000 deterministic: Arc<Deterministic>,
3001 cx_a: &mut TestAppContext,
3002 cx_b: &mut TestAppContext,
3003) {
3004 deterministic.forbid_parking();
3005 let mut server = TestServer::start(&deterministic).await;
3006 let client_a = server.create_client(cx_a, "user_a").await;
3007 let client_b = server.create_client(cx_b, "user_b").await;
3008 server
3009 .create_room(&mut [(&client_a, cx_a), (&client_b, cx_b)])
3010 .await;
3011 let active_call_a = cx_a.read(ActiveCall::global);
3012
3013 client_a
3014 .fs
3015 .insert_tree("/dir", json!({ "a.txt": "a-contents" }))
3016 .await;
3017 let (project_a, worktree_id) = client_a.build_local_project("/dir", cx_a).await;
3018 let project_id = active_call_a
3019 .update(cx_a, |call, cx| call.share_project(project_a.clone(), cx))
3020 .await
3021 .unwrap();
3022 let project_b = client_b.build_remote_project(project_id, cx_b).await;
3023
3024 // Open a buffer as client A
3025 let buffer_a = project_a
3026 .update(cx_a, |p, cx| p.open_buffer((worktree_id, "a.txt"), cx))
3027 .await
3028 .unwrap();
3029
3030 // Start opening the same buffer as client B
3031 let buffer_b = cx_b
3032 .background()
3033 .spawn(project_b.update(cx_b, |p, cx| p.open_buffer((worktree_id, "a.txt"), cx)));
3034
3035 // Edit the buffer as client A while client B is still opening it.
3036 cx_b.background().simulate_random_delay().await;
3037 buffer_a.update(cx_a, |buf, cx| buf.edit([(0..0, "X")], None, cx));
3038 cx_b.background().simulate_random_delay().await;
3039 buffer_a.update(cx_a, |buf, cx| buf.edit([(1..1, "Y")], None, cx));
3040
3041 let text = buffer_a.read_with(cx_a, |buf, _| buf.text());
3042 let buffer_b = buffer_b.await.unwrap();
3043 cx_a.foreground().run_until_parked();
3044 buffer_b.read_with(cx_b, |buf, _| assert_eq!(buf.text(), text));
3045}
3046
3047#[gpui::test]
3048async fn test_newline_above_or_below_does_not_move_guest_cursor(
3049 deterministic: Arc<Deterministic>,
3050 cx_a: &mut TestAppContext,
3051 cx_b: &mut TestAppContext,
3052) {
3053 deterministic.forbid_parking();
3054 let mut server = TestServer::start(&deterministic).await;
3055 let client_a = server.create_client(cx_a, "user_a").await;
3056 let client_b = server.create_client(cx_b, "user_b").await;
3057 server
3058 .create_room(&mut [(&client_a, cx_a), (&client_b, cx_b)])
3059 .await;
3060 let active_call_a = cx_a.read(ActiveCall::global);
3061
3062 client_a
3063 .fs
3064 .insert_tree("/dir", json!({ "a.txt": "Some text\n" }))
3065 .await;
3066 let (project_a, worktree_id) = client_a.build_local_project("/dir", cx_a).await;
3067 let project_id = active_call_a
3068 .update(cx_a, |call, cx| call.share_project(project_a.clone(), cx))
3069 .await
3070 .unwrap();
3071
3072 let project_b = client_b.build_remote_project(project_id, cx_b).await;
3073
3074 // Open a buffer as client A
3075 let buffer_a = project_a
3076 .update(cx_a, |p, cx| p.open_buffer((worktree_id, "a.txt"), cx))
3077 .await
3078 .unwrap();
3079 let (_, window_a) = cx_a.add_window(|_| EmptyView);
3080 let editor_a = cx_a.add_view(&window_a, |cx| {
3081 Editor::for_buffer(buffer_a, Some(project_a), cx)
3082 });
3083 let mut editor_cx_a = EditorTestContext {
3084 cx: cx_a,
3085 window_id: window_a.id(),
3086 editor: editor_a,
3087 };
3088
3089 // Open a buffer as client B
3090 let buffer_b = project_b
3091 .update(cx_b, |p, cx| p.open_buffer((worktree_id, "a.txt"), cx))
3092 .await
3093 .unwrap();
3094 let (_, window_b) = cx_b.add_window(|_| EmptyView);
3095 let editor_b = cx_b.add_view(&window_b, |cx| {
3096 Editor::for_buffer(buffer_b, Some(project_b), cx)
3097 });
3098 let mut editor_cx_b = EditorTestContext {
3099 cx: cx_b,
3100 window_id: window_b.id(),
3101 editor: editor_b,
3102 };
3103
3104 // Test newline above
3105 editor_cx_a.set_selections_state(indoc! {"
3106 Some textˇ
3107 "});
3108 editor_cx_b.set_selections_state(indoc! {"
3109 Some textˇ
3110 "});
3111 editor_cx_a.update_editor(|editor, cx| editor.newline_above(&editor::NewlineAbove, cx));
3112 deterministic.run_until_parked();
3113 editor_cx_a.assert_editor_state(indoc! {"
3114 ˇ
3115 Some text
3116 "});
3117 editor_cx_b.assert_editor_state(indoc! {"
3118
3119 Some textˇ
3120 "});
3121
3122 // Test newline below
3123 editor_cx_a.set_selections_state(indoc! {"
3124
3125 Some textˇ
3126 "});
3127 editor_cx_b.set_selections_state(indoc! {"
3128
3129 Some textˇ
3130 "});
3131 editor_cx_a.update_editor(|editor, cx| editor.newline_below(&editor::NewlineBelow, cx));
3132 deterministic.run_until_parked();
3133 editor_cx_a.assert_editor_state(indoc! {"
3134
3135 Some text
3136 ˇ
3137 "});
3138 editor_cx_b.assert_editor_state(indoc! {"
3139
3140 Some textˇ
3141
3142 "});
3143}
3144
3145#[gpui::test(iterations = 10)]
3146async fn test_leaving_worktree_while_opening_buffer(
3147 deterministic: Arc<Deterministic>,
3148 cx_a: &mut TestAppContext,
3149 cx_b: &mut TestAppContext,
3150) {
3151 deterministic.forbid_parking();
3152 let mut server = TestServer::start(&deterministic).await;
3153 let client_a = server.create_client(cx_a, "user_a").await;
3154 let client_b = server.create_client(cx_b, "user_b").await;
3155 server
3156 .create_room(&mut [(&client_a, cx_a), (&client_b, cx_b)])
3157 .await;
3158 let active_call_a = cx_a.read(ActiveCall::global);
3159
3160 client_a
3161 .fs
3162 .insert_tree("/dir", json!({ "a.txt": "a-contents" }))
3163 .await;
3164 let (project_a, worktree_id) = client_a.build_local_project("/dir", cx_a).await;
3165 let project_id = active_call_a
3166 .update(cx_a, |call, cx| call.share_project(project_a.clone(), cx))
3167 .await
3168 .unwrap();
3169 let project_b = client_b.build_remote_project(project_id, cx_b).await;
3170
3171 // See that a guest has joined as client A.
3172 cx_a.foreground().run_until_parked();
3173 project_a.read_with(cx_a, |p, _| assert_eq!(p.collaborators().len(), 1));
3174
3175 // Begin opening a buffer as client B, but leave the project before the open completes.
3176 let buffer_b = cx_b
3177 .background()
3178 .spawn(project_b.update(cx_b, |p, cx| p.open_buffer((worktree_id, "a.txt"), cx)));
3179 cx_b.update(|_| drop(project_b));
3180 drop(buffer_b);
3181
3182 // See that the guest has left.
3183 cx_a.foreground().run_until_parked();
3184 project_a.read_with(cx_a, |p, _| assert!(p.collaborators().is_empty()));
3185}
3186
3187#[gpui::test(iterations = 10)]
3188async fn test_canceling_buffer_opening(
3189 deterministic: Arc<Deterministic>,
3190 cx_a: &mut TestAppContext,
3191 cx_b: &mut TestAppContext,
3192) {
3193 deterministic.forbid_parking();
3194
3195 let mut server = TestServer::start(&deterministic).await;
3196 let client_a = server.create_client(cx_a, "user_a").await;
3197 let client_b = server.create_client(cx_b, "user_b").await;
3198 server
3199 .create_room(&mut [(&client_a, cx_a), (&client_b, cx_b)])
3200 .await;
3201 let active_call_a = cx_a.read(ActiveCall::global);
3202
3203 client_a
3204 .fs
3205 .insert_tree(
3206 "/dir",
3207 json!({
3208 "a.txt": "abc",
3209 }),
3210 )
3211 .await;
3212 let (project_a, worktree_id) = client_a.build_local_project("/dir", cx_a).await;
3213 let project_id = active_call_a
3214 .update(cx_a, |call, cx| call.share_project(project_a.clone(), cx))
3215 .await
3216 .unwrap();
3217 let project_b = client_b.build_remote_project(project_id, cx_b).await;
3218
3219 let buffer_a = project_a
3220 .update(cx_a, |p, cx| p.open_buffer((worktree_id, "a.txt"), cx))
3221 .await
3222 .unwrap();
3223
3224 // Open a buffer as client B but cancel after a random amount of time.
3225 let buffer_b = project_b.update(cx_b, |p, cx| p.open_buffer_by_id(buffer_a.id() as u64, cx));
3226 deterministic.simulate_random_delay().await;
3227 drop(buffer_b);
3228
3229 // Try opening the same buffer again as client B, and ensure we can
3230 // still do it despite the cancellation above.
3231 let buffer_b = project_b
3232 .update(cx_b, |p, cx| p.open_buffer_by_id(buffer_a.id() as u64, cx))
3233 .await
3234 .unwrap();
3235 buffer_b.read_with(cx_b, |buf, _| assert_eq!(buf.text(), "abc"));
3236}
3237
3238#[gpui::test(iterations = 10)]
3239async fn test_leaving_project(
3240 deterministic: Arc<Deterministic>,
3241 cx_a: &mut TestAppContext,
3242 cx_b: &mut TestAppContext,
3243 cx_c: &mut TestAppContext,
3244) {
3245 deterministic.forbid_parking();
3246 let mut server = TestServer::start(&deterministic).await;
3247 let client_a = server.create_client(cx_a, "user_a").await;
3248 let client_b = server.create_client(cx_b, "user_b").await;
3249 let client_c = server.create_client(cx_c, "user_c").await;
3250 server
3251 .create_room(&mut [(&client_a, cx_a), (&client_b, cx_b), (&client_c, cx_c)])
3252 .await;
3253 let active_call_a = cx_a.read(ActiveCall::global);
3254
3255 client_a
3256 .fs
3257 .insert_tree(
3258 "/a",
3259 json!({
3260 "a.txt": "a-contents",
3261 "b.txt": "b-contents",
3262 }),
3263 )
3264 .await;
3265 let (project_a, _) = client_a.build_local_project("/a", cx_a).await;
3266 let project_id = active_call_a
3267 .update(cx_a, |call, cx| call.share_project(project_a.clone(), cx))
3268 .await
3269 .unwrap();
3270 let project_b1 = client_b.build_remote_project(project_id, cx_b).await;
3271 let project_c = client_c.build_remote_project(project_id, cx_c).await;
3272
3273 // Client A sees that a guest has joined.
3274 deterministic.run_until_parked();
3275 project_a.read_with(cx_a, |project, _| {
3276 assert_eq!(project.collaborators().len(), 2);
3277 });
3278 project_b1.read_with(cx_b, |project, _| {
3279 assert_eq!(project.collaborators().len(), 2);
3280 });
3281 project_c.read_with(cx_c, |project, _| {
3282 assert_eq!(project.collaborators().len(), 2);
3283 });
3284
3285 // Client B opens a buffer.
3286 let buffer_b1 = project_b1
3287 .update(cx_b, |project, cx| {
3288 let worktree_id = project.worktrees(cx).next().unwrap().read(cx).id();
3289 project.open_buffer((worktree_id, "a.txt"), cx)
3290 })
3291 .await
3292 .unwrap();
3293 buffer_b1.read_with(cx_b, |buffer, _| assert_eq!(buffer.text(), "a-contents"));
3294
3295 // Drop client B's project and ensure client A and client C observe client B leaving.
3296 cx_b.update(|_| drop(project_b1));
3297 deterministic.run_until_parked();
3298 project_a.read_with(cx_a, |project, _| {
3299 assert_eq!(project.collaborators().len(), 1);
3300 });
3301 project_c.read_with(cx_c, |project, _| {
3302 assert_eq!(project.collaborators().len(), 1);
3303 });
3304
3305 // Client B re-joins the project and can open buffers as before.
3306 let project_b2 = client_b.build_remote_project(project_id, cx_b).await;
3307 deterministic.run_until_parked();
3308 project_a.read_with(cx_a, |project, _| {
3309 assert_eq!(project.collaborators().len(), 2);
3310 });
3311 project_b2.read_with(cx_b, |project, _| {
3312 assert_eq!(project.collaborators().len(), 2);
3313 });
3314 project_c.read_with(cx_c, |project, _| {
3315 assert_eq!(project.collaborators().len(), 2);
3316 });
3317
3318 let buffer_b2 = project_b2
3319 .update(cx_b, |project, cx| {
3320 let worktree_id = project.worktrees(cx).next().unwrap().read(cx).id();
3321 project.open_buffer((worktree_id, "a.txt"), cx)
3322 })
3323 .await
3324 .unwrap();
3325 buffer_b2.read_with(cx_b, |buffer, _| assert_eq!(buffer.text(), "a-contents"));
3326
3327 // Drop client B's connection and ensure client A and client C observe client B leaving.
3328 client_b.disconnect(&cx_b.to_async());
3329 deterministic.advance_clock(RECONNECT_TIMEOUT);
3330 project_a.read_with(cx_a, |project, _| {
3331 assert_eq!(project.collaborators().len(), 1);
3332 });
3333 project_b2.read_with(cx_b, |project, _| {
3334 assert!(project.is_read_only());
3335 });
3336 project_c.read_with(cx_c, |project, _| {
3337 assert_eq!(project.collaborators().len(), 1);
3338 });
3339
3340 // Client B can't join the project, unless they re-join the room.
3341 cx_b.spawn(|cx| {
3342 Project::remote(
3343 project_id,
3344 client_b.client.clone(),
3345 client_b.user_store.clone(),
3346 client_b.language_registry.clone(),
3347 FakeFs::new(cx.background()),
3348 cx,
3349 )
3350 })
3351 .await
3352 .unwrap_err();
3353
3354 // Simulate connection loss for client C and ensure client A observes client C leaving the project.
3355 client_c.wait_for_current_user(cx_c).await;
3356 server.forbid_connections();
3357 server.disconnect_client(client_c.peer_id().unwrap());
3358 deterministic.advance_clock(RECEIVE_TIMEOUT + RECONNECT_TIMEOUT);
3359 deterministic.run_until_parked();
3360 project_a.read_with(cx_a, |project, _| {
3361 assert_eq!(project.collaborators().len(), 0);
3362 });
3363 project_b2.read_with(cx_b, |project, _| {
3364 assert!(project.is_read_only());
3365 });
3366 project_c.read_with(cx_c, |project, _| {
3367 assert!(project.is_read_only());
3368 });
3369}
3370
3371#[gpui::test(iterations = 10)]
3372async fn test_collaborating_with_diagnostics(
3373 deterministic: Arc<Deterministic>,
3374 cx_a: &mut TestAppContext,
3375 cx_b: &mut TestAppContext,
3376 cx_c: &mut TestAppContext,
3377) {
3378 deterministic.forbid_parking();
3379 let mut server = TestServer::start(&deterministic).await;
3380 let client_a = server.create_client(cx_a, "user_a").await;
3381 let client_b = server.create_client(cx_b, "user_b").await;
3382 let client_c = server.create_client(cx_c, "user_c").await;
3383 server
3384 .create_room(&mut [(&client_a, cx_a), (&client_b, cx_b), (&client_c, cx_c)])
3385 .await;
3386 let active_call_a = cx_a.read(ActiveCall::global);
3387
3388 // Set up a fake language server.
3389 let mut language = Language::new(
3390 LanguageConfig {
3391 name: "Rust".into(),
3392 path_suffixes: vec!["rs".to_string()],
3393 ..Default::default()
3394 },
3395 Some(tree_sitter_rust::language()),
3396 );
3397 let mut fake_language_servers = language.set_fake_lsp_adapter(Default::default()).await;
3398 client_a.language_registry.add(Arc::new(language));
3399
3400 // Share a project as client A
3401 client_a
3402 .fs
3403 .insert_tree(
3404 "/a",
3405 json!({
3406 "a.rs": "let one = two",
3407 "other.rs": "",
3408 }),
3409 )
3410 .await;
3411 let (project_a, worktree_id) = client_a.build_local_project("/a", cx_a).await;
3412
3413 // Cause the language server to start.
3414 let _buffer = project_a
3415 .update(cx_a, |project, cx| {
3416 project.open_buffer(
3417 ProjectPath {
3418 worktree_id,
3419 path: Path::new("other.rs").into(),
3420 },
3421 cx,
3422 )
3423 })
3424 .await
3425 .unwrap();
3426
3427 // Simulate a language server reporting errors for a file.
3428 let mut fake_language_server = fake_language_servers.next().await.unwrap();
3429 fake_language_server
3430 .receive_notification::<lsp::notification::DidOpenTextDocument>()
3431 .await;
3432 fake_language_server.notify::<lsp::notification::PublishDiagnostics>(
3433 lsp::PublishDiagnosticsParams {
3434 uri: lsp::Url::from_file_path("/a/a.rs").unwrap(),
3435 version: None,
3436 diagnostics: vec![lsp::Diagnostic {
3437 severity: Some(lsp::DiagnosticSeverity::WARNING),
3438 range: lsp::Range::new(lsp::Position::new(0, 4), lsp::Position::new(0, 7)),
3439 message: "message 0".to_string(),
3440 ..Default::default()
3441 }],
3442 },
3443 );
3444
3445 // Client A shares the project and, simultaneously, the language server
3446 // publishes a diagnostic. This is done to ensure that the server always
3447 // observes the latest diagnostics for a worktree.
3448 let project_id = active_call_a
3449 .update(cx_a, |call, cx| call.share_project(project_a.clone(), cx))
3450 .await
3451 .unwrap();
3452 fake_language_server.notify::<lsp::notification::PublishDiagnostics>(
3453 lsp::PublishDiagnosticsParams {
3454 uri: lsp::Url::from_file_path("/a/a.rs").unwrap(),
3455 version: None,
3456 diagnostics: vec![lsp::Diagnostic {
3457 severity: Some(lsp::DiagnosticSeverity::ERROR),
3458 range: lsp::Range::new(lsp::Position::new(0, 4), lsp::Position::new(0, 7)),
3459 message: "message 1".to_string(),
3460 ..Default::default()
3461 }],
3462 },
3463 );
3464
3465 // Join the worktree as client B.
3466 let project_b = client_b.build_remote_project(project_id, cx_b).await;
3467
3468 // Wait for server to see the diagnostics update.
3469 deterministic.run_until_parked();
3470
3471 // Ensure client B observes the new diagnostics.
3472 project_b.read_with(cx_b, |project, cx| {
3473 assert_eq!(
3474 project.diagnostic_summaries(cx).collect::<Vec<_>>(),
3475 &[(
3476 ProjectPath {
3477 worktree_id,
3478 path: Arc::from(Path::new("a.rs")),
3479 },
3480 LanguageServerId(0),
3481 DiagnosticSummary {
3482 error_count: 1,
3483 warning_count: 0,
3484 ..Default::default()
3485 },
3486 )]
3487 )
3488 });
3489
3490 // Join project as client C and observe the diagnostics.
3491 let project_c = client_c.build_remote_project(project_id, cx_c).await;
3492 let project_c_diagnostic_summaries =
3493 Rc::new(RefCell::new(project_c.read_with(cx_c, |project, cx| {
3494 project.diagnostic_summaries(cx).collect::<Vec<_>>()
3495 })));
3496 project_c.update(cx_c, |_, cx| {
3497 let summaries = project_c_diagnostic_summaries.clone();
3498 cx.subscribe(&project_c, {
3499 move |p, _, event, cx| {
3500 if let project::Event::DiskBasedDiagnosticsFinished { .. } = event {
3501 *summaries.borrow_mut() = p.diagnostic_summaries(cx).collect();
3502 }
3503 }
3504 })
3505 .detach();
3506 });
3507
3508 deterministic.run_until_parked();
3509 assert_eq!(
3510 project_c_diagnostic_summaries.borrow().as_slice(),
3511 &[(
3512 ProjectPath {
3513 worktree_id,
3514 path: Arc::from(Path::new("a.rs")),
3515 },
3516 LanguageServerId(0),
3517 DiagnosticSummary {
3518 error_count: 1,
3519 warning_count: 0,
3520 ..Default::default()
3521 },
3522 )]
3523 );
3524
3525 // Simulate a language server reporting more errors for a file.
3526 fake_language_server.notify::<lsp::notification::PublishDiagnostics>(
3527 lsp::PublishDiagnosticsParams {
3528 uri: lsp::Url::from_file_path("/a/a.rs").unwrap(),
3529 version: None,
3530 diagnostics: vec![
3531 lsp::Diagnostic {
3532 severity: Some(lsp::DiagnosticSeverity::ERROR),
3533 range: lsp::Range::new(lsp::Position::new(0, 4), lsp::Position::new(0, 7)),
3534 message: "message 1".to_string(),
3535 ..Default::default()
3536 },
3537 lsp::Diagnostic {
3538 severity: Some(lsp::DiagnosticSeverity::WARNING),
3539 range: lsp::Range::new(lsp::Position::new(0, 10), lsp::Position::new(0, 13)),
3540 message: "message 2".to_string(),
3541 ..Default::default()
3542 },
3543 ],
3544 },
3545 );
3546
3547 // Clients B and C get the updated summaries
3548 deterministic.run_until_parked();
3549 project_b.read_with(cx_b, |project, cx| {
3550 assert_eq!(
3551 project.diagnostic_summaries(cx).collect::<Vec<_>>(),
3552 [(
3553 ProjectPath {
3554 worktree_id,
3555 path: Arc::from(Path::new("a.rs")),
3556 },
3557 LanguageServerId(0),
3558 DiagnosticSummary {
3559 error_count: 1,
3560 warning_count: 1,
3561 },
3562 )]
3563 );
3564 });
3565 project_c.read_with(cx_c, |project, cx| {
3566 assert_eq!(
3567 project.diagnostic_summaries(cx).collect::<Vec<_>>(),
3568 [(
3569 ProjectPath {
3570 worktree_id,
3571 path: Arc::from(Path::new("a.rs")),
3572 },
3573 LanguageServerId(0),
3574 DiagnosticSummary {
3575 error_count: 1,
3576 warning_count: 1,
3577 },
3578 )]
3579 );
3580 });
3581
3582 // Open the file with the errors on client B. They should be present.
3583 let buffer_b = cx_b
3584 .background()
3585 .spawn(project_b.update(cx_b, |p, cx| p.open_buffer((worktree_id, "a.rs"), cx)))
3586 .await
3587 .unwrap();
3588
3589 buffer_b.read_with(cx_b, |buffer, _| {
3590 assert_eq!(
3591 buffer
3592 .snapshot()
3593 .diagnostics_in_range::<_, Point>(0..buffer.len(), false)
3594 .collect::<Vec<_>>(),
3595 &[
3596 DiagnosticEntry {
3597 range: Point::new(0, 4)..Point::new(0, 7),
3598 diagnostic: Diagnostic {
3599 group_id: 2,
3600 message: "message 1".to_string(),
3601 severity: lsp::DiagnosticSeverity::ERROR,
3602 is_primary: true,
3603 ..Default::default()
3604 }
3605 },
3606 DiagnosticEntry {
3607 range: Point::new(0, 10)..Point::new(0, 13),
3608 diagnostic: Diagnostic {
3609 group_id: 3,
3610 severity: lsp::DiagnosticSeverity::WARNING,
3611 message: "message 2".to_string(),
3612 is_primary: true,
3613 ..Default::default()
3614 }
3615 }
3616 ]
3617 );
3618 });
3619
3620 // Simulate a language server reporting no errors for a file.
3621 fake_language_server.notify::<lsp::notification::PublishDiagnostics>(
3622 lsp::PublishDiagnosticsParams {
3623 uri: lsp::Url::from_file_path("/a/a.rs").unwrap(),
3624 version: None,
3625 diagnostics: vec![],
3626 },
3627 );
3628 deterministic.run_until_parked();
3629 project_a.read_with(cx_a, |project, cx| {
3630 assert_eq!(project.diagnostic_summaries(cx).collect::<Vec<_>>(), [])
3631 });
3632 project_b.read_with(cx_b, |project, cx| {
3633 assert_eq!(project.diagnostic_summaries(cx).collect::<Vec<_>>(), [])
3634 });
3635 project_c.read_with(cx_c, |project, cx| {
3636 assert_eq!(project.diagnostic_summaries(cx).collect::<Vec<_>>(), [])
3637 });
3638}
3639
3640#[gpui::test(iterations = 10)]
3641async fn test_collaborating_with_lsp_progress_updates_and_diagnostics_ordering(
3642 deterministic: Arc<Deterministic>,
3643 cx_a: &mut TestAppContext,
3644 cx_b: &mut TestAppContext,
3645) {
3646 deterministic.forbid_parking();
3647 let mut server = TestServer::start(&deterministic).await;
3648 let client_a = server.create_client(cx_a, "user_a").await;
3649 let client_b = server.create_client(cx_b, "user_b").await;
3650 server
3651 .create_room(&mut [(&client_a, cx_a), (&client_b, cx_b)])
3652 .await;
3653
3654 // Set up a fake language server.
3655 let mut language = Language::new(
3656 LanguageConfig {
3657 name: "Rust".into(),
3658 path_suffixes: vec!["rs".to_string()],
3659 ..Default::default()
3660 },
3661 Some(tree_sitter_rust::language()),
3662 );
3663 let mut fake_language_servers = language
3664 .set_fake_lsp_adapter(Arc::new(FakeLspAdapter {
3665 disk_based_diagnostics_progress_token: Some("the-disk-based-token".into()),
3666 disk_based_diagnostics_sources: vec!["the-disk-based-diagnostics-source".into()],
3667 ..Default::default()
3668 }))
3669 .await;
3670 client_a.language_registry.add(Arc::new(language));
3671
3672 let file_names = &["one.rs", "two.rs", "three.rs", "four.rs", "five.rs"];
3673 client_a
3674 .fs
3675 .insert_tree(
3676 "/test",
3677 json!({
3678 "one.rs": "const ONE: usize = 1;",
3679 "two.rs": "const TWO: usize = 2;",
3680 "three.rs": "const THREE: usize = 3;",
3681 "four.rs": "const FOUR: usize = 3;",
3682 "five.rs": "const FIVE: usize = 3;",
3683 }),
3684 )
3685 .await;
3686
3687 let (project_a, worktree_id) = client_a.build_local_project("/test", cx_a).await;
3688
3689 // Share a project as client A
3690 let active_call_a = cx_a.read(ActiveCall::global);
3691 let project_id = active_call_a
3692 .update(cx_a, |call, cx| call.share_project(project_a.clone(), cx))
3693 .await
3694 .unwrap();
3695
3696 // Join the project as client B and open all three files.
3697 let project_b = client_b.build_remote_project(project_id, cx_b).await;
3698 let guest_buffers = futures::future::try_join_all(file_names.iter().map(|file_name| {
3699 project_b.update(cx_b, |p, cx| p.open_buffer((worktree_id, file_name), cx))
3700 }))
3701 .await
3702 .unwrap();
3703
3704 // Simulate a language server reporting errors for a file.
3705 let fake_language_server = fake_language_servers.next().await.unwrap();
3706 fake_language_server
3707 .request::<lsp::request::WorkDoneProgressCreate>(lsp::WorkDoneProgressCreateParams {
3708 token: lsp::NumberOrString::String("the-disk-based-token".to_string()),
3709 })
3710 .await
3711 .unwrap();
3712 fake_language_server.notify::<lsp::notification::Progress>(lsp::ProgressParams {
3713 token: lsp::NumberOrString::String("the-disk-based-token".to_string()),
3714 value: lsp::ProgressParamsValue::WorkDone(lsp::WorkDoneProgress::Begin(
3715 lsp::WorkDoneProgressBegin {
3716 title: "Progress Began".into(),
3717 ..Default::default()
3718 },
3719 )),
3720 });
3721 for file_name in file_names {
3722 fake_language_server.notify::<lsp::notification::PublishDiagnostics>(
3723 lsp::PublishDiagnosticsParams {
3724 uri: lsp::Url::from_file_path(Path::new("/test").join(file_name)).unwrap(),
3725 version: None,
3726 diagnostics: vec![lsp::Diagnostic {
3727 severity: Some(lsp::DiagnosticSeverity::WARNING),
3728 source: Some("the-disk-based-diagnostics-source".into()),
3729 range: lsp::Range::new(lsp::Position::new(0, 0), lsp::Position::new(0, 0)),
3730 message: "message one".to_string(),
3731 ..Default::default()
3732 }],
3733 },
3734 );
3735 }
3736 fake_language_server.notify::<lsp::notification::Progress>(lsp::ProgressParams {
3737 token: lsp::NumberOrString::String("the-disk-based-token".to_string()),
3738 value: lsp::ProgressParamsValue::WorkDone(lsp::WorkDoneProgress::End(
3739 lsp::WorkDoneProgressEnd { message: None },
3740 )),
3741 });
3742
3743 // When the "disk base diagnostics finished" message is received, the buffers'
3744 // diagnostics are expected to be present.
3745 let disk_based_diagnostics_finished = Arc::new(AtomicBool::new(false));
3746 project_b.update(cx_b, {
3747 let project_b = project_b.clone();
3748 let disk_based_diagnostics_finished = disk_based_diagnostics_finished.clone();
3749 move |_, cx| {
3750 cx.subscribe(&project_b, move |_, _, event, cx| {
3751 if let project::Event::DiskBasedDiagnosticsFinished { .. } = event {
3752 disk_based_diagnostics_finished.store(true, SeqCst);
3753 for buffer in &guest_buffers {
3754 assert_eq!(
3755 buffer
3756 .read(cx)
3757 .snapshot()
3758 .diagnostics_in_range::<_, usize>(0..5, false)
3759 .count(),
3760 1,
3761 "expected a diagnostic for buffer {:?}",
3762 buffer.read(cx).file().unwrap().path(),
3763 );
3764 }
3765 }
3766 })
3767 .detach();
3768 }
3769 });
3770
3771 deterministic.run_until_parked();
3772 assert!(disk_based_diagnostics_finished.load(SeqCst));
3773}
3774
3775#[gpui::test(iterations = 10)]
3776async fn test_collaborating_with_completion(
3777 deterministic: Arc<Deterministic>,
3778 cx_a: &mut TestAppContext,
3779 cx_b: &mut TestAppContext,
3780) {
3781 deterministic.forbid_parking();
3782 let mut server = TestServer::start(&deterministic).await;
3783 let client_a = server.create_client(cx_a, "user_a").await;
3784 let client_b = server.create_client(cx_b, "user_b").await;
3785 server
3786 .create_room(&mut [(&client_a, cx_a), (&client_b, cx_b)])
3787 .await;
3788 let active_call_a = cx_a.read(ActiveCall::global);
3789
3790 // Set up a fake language server.
3791 let mut language = Language::new(
3792 LanguageConfig {
3793 name: "Rust".into(),
3794 path_suffixes: vec!["rs".to_string()],
3795 ..Default::default()
3796 },
3797 Some(tree_sitter_rust::language()),
3798 );
3799 let mut fake_language_servers = language
3800 .set_fake_lsp_adapter(Arc::new(FakeLspAdapter {
3801 capabilities: lsp::ServerCapabilities {
3802 completion_provider: Some(lsp::CompletionOptions {
3803 trigger_characters: Some(vec![".".to_string()]),
3804 ..Default::default()
3805 }),
3806 ..Default::default()
3807 },
3808 ..Default::default()
3809 }))
3810 .await;
3811 client_a.language_registry.add(Arc::new(language));
3812
3813 client_a
3814 .fs
3815 .insert_tree(
3816 "/a",
3817 json!({
3818 "main.rs": "fn main() { a }",
3819 "other.rs": "",
3820 }),
3821 )
3822 .await;
3823 let (project_a, worktree_id) = client_a.build_local_project("/a", cx_a).await;
3824 let project_id = active_call_a
3825 .update(cx_a, |call, cx| call.share_project(project_a.clone(), cx))
3826 .await
3827 .unwrap();
3828 let project_b = client_b.build_remote_project(project_id, cx_b).await;
3829
3830 // Open a file in an editor as the guest.
3831 let buffer_b = project_b
3832 .update(cx_b, |p, cx| p.open_buffer((worktree_id, "main.rs"), cx))
3833 .await
3834 .unwrap();
3835 let (_, window_b) = cx_b.add_window(|_| EmptyView);
3836 let editor_b = cx_b.add_view(&window_b, |cx| {
3837 Editor::for_buffer(buffer_b.clone(), Some(project_b.clone()), cx)
3838 });
3839
3840 let fake_language_server = fake_language_servers.next().await.unwrap();
3841 cx_a.foreground().run_until_parked();
3842 buffer_b.read_with(cx_b, |buffer, _| {
3843 assert!(!buffer.completion_triggers().is_empty())
3844 });
3845
3846 // Type a completion trigger character as the guest.
3847 editor_b.update(cx_b, |editor, cx| {
3848 editor.change_selections(None, cx, |s| s.select_ranges([13..13]));
3849 editor.handle_input(".", cx);
3850 cx.focus(&editor_b);
3851 });
3852
3853 // Receive a completion request as the host's language server.
3854 // Return some completions from the host's language server.
3855 cx_a.foreground().start_waiting();
3856 fake_language_server
3857 .handle_request::<lsp::request::Completion, _, _>(|params, _| async move {
3858 assert_eq!(
3859 params.text_document_position.text_document.uri,
3860 lsp::Url::from_file_path("/a/main.rs").unwrap(),
3861 );
3862 assert_eq!(
3863 params.text_document_position.position,
3864 lsp::Position::new(0, 14),
3865 );
3866
3867 Ok(Some(lsp::CompletionResponse::Array(vec![
3868 lsp::CompletionItem {
3869 label: "first_method(…)".into(),
3870 detail: Some("fn(&mut self, B) -> C".into()),
3871 text_edit: Some(lsp::CompletionTextEdit::Edit(lsp::TextEdit {
3872 new_text: "first_method($1)".to_string(),
3873 range: lsp::Range::new(
3874 lsp::Position::new(0, 14),
3875 lsp::Position::new(0, 14),
3876 ),
3877 })),
3878 insert_text_format: Some(lsp::InsertTextFormat::SNIPPET),
3879 ..Default::default()
3880 },
3881 lsp::CompletionItem {
3882 label: "second_method(…)".into(),
3883 detail: Some("fn(&mut self, C) -> D<E>".into()),
3884 text_edit: Some(lsp::CompletionTextEdit::Edit(lsp::TextEdit {
3885 new_text: "second_method()".to_string(),
3886 range: lsp::Range::new(
3887 lsp::Position::new(0, 14),
3888 lsp::Position::new(0, 14),
3889 ),
3890 })),
3891 insert_text_format: Some(lsp::InsertTextFormat::SNIPPET),
3892 ..Default::default()
3893 },
3894 ])))
3895 })
3896 .next()
3897 .await
3898 .unwrap();
3899 cx_a.foreground().finish_waiting();
3900
3901 // Open the buffer on the host.
3902 let buffer_a = project_a
3903 .update(cx_a, |p, cx| p.open_buffer((worktree_id, "main.rs"), cx))
3904 .await
3905 .unwrap();
3906 cx_a.foreground().run_until_parked();
3907 buffer_a.read_with(cx_a, |buffer, _| {
3908 assert_eq!(buffer.text(), "fn main() { a. }")
3909 });
3910
3911 // Confirm a completion on the guest.
3912 editor_b.read_with(cx_b, |editor, _| assert!(editor.context_menu_visible()));
3913 editor_b.update(cx_b, |editor, cx| {
3914 editor.confirm_completion(&ConfirmCompletion { item_ix: Some(0) }, cx);
3915 assert_eq!(editor.text(cx), "fn main() { a.first_method() }");
3916 });
3917
3918 // Return a resolved completion from the host's language server.
3919 // The resolved completion has an additional text edit.
3920 fake_language_server.handle_request::<lsp::request::ResolveCompletionItem, _, _>(
3921 |params, _| async move {
3922 assert_eq!(params.label, "first_method(…)");
3923 Ok(lsp::CompletionItem {
3924 label: "first_method(…)".into(),
3925 detail: Some("fn(&mut self, B) -> C".into()),
3926 text_edit: Some(lsp::CompletionTextEdit::Edit(lsp::TextEdit {
3927 new_text: "first_method($1)".to_string(),
3928 range: lsp::Range::new(lsp::Position::new(0, 14), lsp::Position::new(0, 14)),
3929 })),
3930 additional_text_edits: Some(vec![lsp::TextEdit {
3931 new_text: "use d::SomeTrait;\n".to_string(),
3932 range: lsp::Range::new(lsp::Position::new(0, 0), lsp::Position::new(0, 0)),
3933 }]),
3934 insert_text_format: Some(lsp::InsertTextFormat::SNIPPET),
3935 ..Default::default()
3936 })
3937 },
3938 );
3939
3940 // The additional edit is applied.
3941 cx_a.foreground().run_until_parked();
3942 buffer_a.read_with(cx_a, |buffer, _| {
3943 assert_eq!(
3944 buffer.text(),
3945 "use d::SomeTrait;\nfn main() { a.first_method() }"
3946 );
3947 });
3948 buffer_b.read_with(cx_b, |buffer, _| {
3949 assert_eq!(
3950 buffer.text(),
3951 "use d::SomeTrait;\nfn main() { a.first_method() }"
3952 );
3953 });
3954}
3955
3956#[gpui::test(iterations = 10)]
3957async fn test_reloading_buffer_manually(
3958 deterministic: Arc<Deterministic>,
3959 cx_a: &mut TestAppContext,
3960 cx_b: &mut TestAppContext,
3961) {
3962 deterministic.forbid_parking();
3963 let mut server = TestServer::start(&deterministic).await;
3964 let client_a = server.create_client(cx_a, "user_a").await;
3965 let client_b = server.create_client(cx_b, "user_b").await;
3966 server
3967 .create_room(&mut [(&client_a, cx_a), (&client_b, cx_b)])
3968 .await;
3969 let active_call_a = cx_a.read(ActiveCall::global);
3970
3971 client_a
3972 .fs
3973 .insert_tree("/a", json!({ "a.rs": "let one = 1;" }))
3974 .await;
3975 let (project_a, worktree_id) = client_a.build_local_project("/a", cx_a).await;
3976 let buffer_a = project_a
3977 .update(cx_a, |p, cx| p.open_buffer((worktree_id, "a.rs"), cx))
3978 .await
3979 .unwrap();
3980 let project_id = active_call_a
3981 .update(cx_a, |call, cx| call.share_project(project_a.clone(), cx))
3982 .await
3983 .unwrap();
3984
3985 let project_b = client_b.build_remote_project(project_id, cx_b).await;
3986
3987 let buffer_b = cx_b
3988 .background()
3989 .spawn(project_b.update(cx_b, |p, cx| p.open_buffer((worktree_id, "a.rs"), cx)))
3990 .await
3991 .unwrap();
3992 buffer_b.update(cx_b, |buffer, cx| {
3993 buffer.edit([(4..7, "six")], None, cx);
3994 buffer.edit([(10..11, "6")], None, cx);
3995 assert_eq!(buffer.text(), "let six = 6;");
3996 assert!(buffer.is_dirty());
3997 assert!(!buffer.has_conflict());
3998 });
3999 cx_a.foreground().run_until_parked();
4000 buffer_a.read_with(cx_a, |buffer, _| assert_eq!(buffer.text(), "let six = 6;"));
4001
4002 client_a
4003 .fs
4004 .save(
4005 "/a/a.rs".as_ref(),
4006 &Rope::from("let seven = 7;"),
4007 LineEnding::Unix,
4008 )
4009 .await
4010 .unwrap();
4011 cx_a.foreground().run_until_parked();
4012 buffer_a.read_with(cx_a, |buffer, _| assert!(buffer.has_conflict()));
4013 buffer_b.read_with(cx_b, |buffer, _| assert!(buffer.has_conflict()));
4014
4015 project_b
4016 .update(cx_b, |project, cx| {
4017 project.reload_buffers(HashSet::from_iter([buffer_b.clone()]), true, cx)
4018 })
4019 .await
4020 .unwrap();
4021 buffer_a.read_with(cx_a, |buffer, _| {
4022 assert_eq!(buffer.text(), "let seven = 7;");
4023 assert!(!buffer.is_dirty());
4024 assert!(!buffer.has_conflict());
4025 });
4026 buffer_b.read_with(cx_b, |buffer, _| {
4027 assert_eq!(buffer.text(), "let seven = 7;");
4028 assert!(!buffer.is_dirty());
4029 assert!(!buffer.has_conflict());
4030 });
4031
4032 buffer_a.update(cx_a, |buffer, cx| {
4033 // Undoing on the host is a no-op when the reload was initiated by the guest.
4034 buffer.undo(cx);
4035 assert_eq!(buffer.text(), "let seven = 7;");
4036 assert!(!buffer.is_dirty());
4037 assert!(!buffer.has_conflict());
4038 });
4039 buffer_b.update(cx_b, |buffer, cx| {
4040 // Undoing on the guest rolls back the buffer to before it was reloaded but the conflict gets cleared.
4041 buffer.undo(cx);
4042 assert_eq!(buffer.text(), "let six = 6;");
4043 assert!(buffer.is_dirty());
4044 assert!(!buffer.has_conflict());
4045 });
4046}
4047
4048#[gpui::test(iterations = 10)]
4049async fn test_formatting_buffer(
4050 deterministic: Arc<Deterministic>,
4051 cx_a: &mut TestAppContext,
4052 cx_b: &mut TestAppContext,
4053) {
4054 use project::FormatTrigger;
4055
4056 let mut server = TestServer::start(&deterministic).await;
4057 let client_a = server.create_client(cx_a, "user_a").await;
4058 let client_b = server.create_client(cx_b, "user_b").await;
4059 server
4060 .create_room(&mut [(&client_a, cx_a), (&client_b, cx_b)])
4061 .await;
4062 let active_call_a = cx_a.read(ActiveCall::global);
4063
4064 // Set up a fake language server.
4065 let mut language = Language::new(
4066 LanguageConfig {
4067 name: "Rust".into(),
4068 path_suffixes: vec!["rs".to_string()],
4069 ..Default::default()
4070 },
4071 Some(tree_sitter_rust::language()),
4072 );
4073 let mut fake_language_servers = language.set_fake_lsp_adapter(Default::default()).await;
4074 client_a.language_registry.add(Arc::new(language));
4075
4076 // Here we insert a fake tree with a directory that exists on disk. This is needed
4077 // because later we'll invoke a command, which requires passing a working directory
4078 // that points to a valid location on disk.
4079 let directory = env::current_dir().unwrap();
4080 client_a
4081 .fs
4082 .insert_tree(&directory, json!({ "a.rs": "let one = \"two\"" }))
4083 .await;
4084 let (project_a, worktree_id) = client_a.build_local_project(&directory, cx_a).await;
4085 let project_id = active_call_a
4086 .update(cx_a, |call, cx| call.share_project(project_a.clone(), cx))
4087 .await
4088 .unwrap();
4089 let project_b = client_b.build_remote_project(project_id, cx_b).await;
4090
4091 let buffer_b = cx_b
4092 .background()
4093 .spawn(project_b.update(cx_b, |p, cx| p.open_buffer((worktree_id, "a.rs"), cx)))
4094 .await
4095 .unwrap();
4096
4097 let fake_language_server = fake_language_servers.next().await.unwrap();
4098 fake_language_server.handle_request::<lsp::request::Formatting, _, _>(|_, _| async move {
4099 Ok(Some(vec![
4100 lsp::TextEdit {
4101 range: lsp::Range::new(lsp::Position::new(0, 4), lsp::Position::new(0, 4)),
4102 new_text: "h".to_string(),
4103 },
4104 lsp::TextEdit {
4105 range: lsp::Range::new(lsp::Position::new(0, 7), lsp::Position::new(0, 7)),
4106 new_text: "y".to_string(),
4107 },
4108 ]))
4109 });
4110
4111 project_b
4112 .update(cx_b, |project, cx| {
4113 project.format(
4114 HashSet::from_iter([buffer_b.clone()]),
4115 true,
4116 FormatTrigger::Save,
4117 cx,
4118 )
4119 })
4120 .await
4121 .unwrap();
4122
4123 // The edits from the LSP are applied, and a final newline is added.
4124 assert_eq!(
4125 buffer_b.read_with(cx_b, |buffer, _| buffer.text()),
4126 "let honey = \"two\"\n"
4127 );
4128
4129 // Ensure buffer can be formatted using an external command. Notice how the
4130 // host's configuration is honored as opposed to using the guest's settings.
4131 cx_a.update(|cx| {
4132 cx.update_global(|settings: &mut Settings, _| {
4133 settings.editor_defaults.formatter = Some(Formatter::External {
4134 command: "awk".to_string(),
4135 arguments: vec!["{sub(/two/,\"{buffer_path}\")}1".to_string()],
4136 });
4137 });
4138 });
4139 project_b
4140 .update(cx_b, |project, cx| {
4141 project.format(
4142 HashSet::from_iter([buffer_b.clone()]),
4143 true,
4144 FormatTrigger::Save,
4145 cx,
4146 )
4147 })
4148 .await
4149 .unwrap();
4150 assert_eq!(
4151 buffer_b.read_with(cx_b, |buffer, _| buffer.text()),
4152 format!("let honey = \"{}/a.rs\"\n", directory.to_str().unwrap())
4153 );
4154}
4155
4156#[gpui::test(iterations = 10)]
4157async fn test_definition(
4158 deterministic: Arc<Deterministic>,
4159 cx_a: &mut TestAppContext,
4160 cx_b: &mut TestAppContext,
4161) {
4162 deterministic.forbid_parking();
4163 let mut server = TestServer::start(&deterministic).await;
4164 let client_a = server.create_client(cx_a, "user_a").await;
4165 let client_b = server.create_client(cx_b, "user_b").await;
4166 server
4167 .create_room(&mut [(&client_a, cx_a), (&client_b, cx_b)])
4168 .await;
4169 let active_call_a = cx_a.read(ActiveCall::global);
4170
4171 // Set up a fake language server.
4172 let mut language = Language::new(
4173 LanguageConfig {
4174 name: "Rust".into(),
4175 path_suffixes: vec!["rs".to_string()],
4176 ..Default::default()
4177 },
4178 Some(tree_sitter_rust::language()),
4179 );
4180 let mut fake_language_servers = language.set_fake_lsp_adapter(Default::default()).await;
4181 client_a.language_registry.add(Arc::new(language));
4182
4183 client_a
4184 .fs
4185 .insert_tree(
4186 "/root",
4187 json!({
4188 "dir-1": {
4189 "a.rs": "const ONE: usize = b::TWO + b::THREE;",
4190 },
4191 "dir-2": {
4192 "b.rs": "const TWO: c::T2 = 2;\nconst THREE: usize = 3;",
4193 "c.rs": "type T2 = usize;",
4194 }
4195 }),
4196 )
4197 .await;
4198 let (project_a, worktree_id) = client_a.build_local_project("/root/dir-1", cx_a).await;
4199 let project_id = active_call_a
4200 .update(cx_a, |call, cx| call.share_project(project_a.clone(), cx))
4201 .await
4202 .unwrap();
4203 let project_b = client_b.build_remote_project(project_id, cx_b).await;
4204
4205 // Open the file on client B.
4206 let buffer_b = cx_b
4207 .background()
4208 .spawn(project_b.update(cx_b, |p, cx| p.open_buffer((worktree_id, "a.rs"), cx)))
4209 .await
4210 .unwrap();
4211
4212 // Request the definition of a symbol as the guest.
4213 let fake_language_server = fake_language_servers.next().await.unwrap();
4214 fake_language_server.handle_request::<lsp::request::GotoDefinition, _, _>(|_, _| async move {
4215 Ok(Some(lsp::GotoDefinitionResponse::Scalar(
4216 lsp::Location::new(
4217 lsp::Url::from_file_path("/root/dir-2/b.rs").unwrap(),
4218 lsp::Range::new(lsp::Position::new(0, 6), lsp::Position::new(0, 9)),
4219 ),
4220 )))
4221 });
4222
4223 let definitions_1 = project_b
4224 .update(cx_b, |p, cx| p.definition(&buffer_b, 23, cx))
4225 .await
4226 .unwrap();
4227 cx_b.read(|cx| {
4228 assert_eq!(definitions_1.len(), 1);
4229 assert_eq!(project_b.read(cx).worktrees(cx).count(), 2);
4230 let target_buffer = definitions_1[0].target.buffer.read(cx);
4231 assert_eq!(
4232 target_buffer.text(),
4233 "const TWO: c::T2 = 2;\nconst THREE: usize = 3;"
4234 );
4235 assert_eq!(
4236 definitions_1[0].target.range.to_point(target_buffer),
4237 Point::new(0, 6)..Point::new(0, 9)
4238 );
4239 });
4240
4241 // Try getting more definitions for the same buffer, ensuring the buffer gets reused from
4242 // the previous call to `definition`.
4243 fake_language_server.handle_request::<lsp::request::GotoDefinition, _, _>(|_, _| async move {
4244 Ok(Some(lsp::GotoDefinitionResponse::Scalar(
4245 lsp::Location::new(
4246 lsp::Url::from_file_path("/root/dir-2/b.rs").unwrap(),
4247 lsp::Range::new(lsp::Position::new(1, 6), lsp::Position::new(1, 11)),
4248 ),
4249 )))
4250 });
4251
4252 let definitions_2 = project_b
4253 .update(cx_b, |p, cx| p.definition(&buffer_b, 33, cx))
4254 .await
4255 .unwrap();
4256 cx_b.read(|cx| {
4257 assert_eq!(definitions_2.len(), 1);
4258 assert_eq!(project_b.read(cx).worktrees(cx).count(), 2);
4259 let target_buffer = definitions_2[0].target.buffer.read(cx);
4260 assert_eq!(
4261 target_buffer.text(),
4262 "const TWO: c::T2 = 2;\nconst THREE: usize = 3;"
4263 );
4264 assert_eq!(
4265 definitions_2[0].target.range.to_point(target_buffer),
4266 Point::new(1, 6)..Point::new(1, 11)
4267 );
4268 });
4269 assert_eq!(
4270 definitions_1[0].target.buffer,
4271 definitions_2[0].target.buffer
4272 );
4273
4274 fake_language_server.handle_request::<lsp::request::GotoTypeDefinition, _, _>(
4275 |req, _| async move {
4276 assert_eq!(
4277 req.text_document_position_params.position,
4278 lsp::Position::new(0, 7)
4279 );
4280 Ok(Some(lsp::GotoDefinitionResponse::Scalar(
4281 lsp::Location::new(
4282 lsp::Url::from_file_path("/root/dir-2/c.rs").unwrap(),
4283 lsp::Range::new(lsp::Position::new(0, 5), lsp::Position::new(0, 7)),
4284 ),
4285 )))
4286 },
4287 );
4288
4289 let type_definitions = project_b
4290 .update(cx_b, |p, cx| p.type_definition(&buffer_b, 7, cx))
4291 .await
4292 .unwrap();
4293 cx_b.read(|cx| {
4294 assert_eq!(type_definitions.len(), 1);
4295 let target_buffer = type_definitions[0].target.buffer.read(cx);
4296 assert_eq!(target_buffer.text(), "type T2 = usize;");
4297 assert_eq!(
4298 type_definitions[0].target.range.to_point(target_buffer),
4299 Point::new(0, 5)..Point::new(0, 7)
4300 );
4301 });
4302}
4303
4304#[gpui::test(iterations = 10)]
4305async fn test_references(
4306 deterministic: Arc<Deterministic>,
4307 cx_a: &mut TestAppContext,
4308 cx_b: &mut TestAppContext,
4309) {
4310 deterministic.forbid_parking();
4311 let mut server = TestServer::start(&deterministic).await;
4312 let client_a = server.create_client(cx_a, "user_a").await;
4313 let client_b = server.create_client(cx_b, "user_b").await;
4314 server
4315 .create_room(&mut [(&client_a, cx_a), (&client_b, cx_b)])
4316 .await;
4317 let active_call_a = cx_a.read(ActiveCall::global);
4318
4319 // Set up a fake language server.
4320 let mut language = Language::new(
4321 LanguageConfig {
4322 name: "Rust".into(),
4323 path_suffixes: vec!["rs".to_string()],
4324 ..Default::default()
4325 },
4326 Some(tree_sitter_rust::language()),
4327 );
4328 let mut fake_language_servers = language.set_fake_lsp_adapter(Default::default()).await;
4329 client_a.language_registry.add(Arc::new(language));
4330
4331 client_a
4332 .fs
4333 .insert_tree(
4334 "/root",
4335 json!({
4336 "dir-1": {
4337 "one.rs": "const ONE: usize = 1;",
4338 "two.rs": "const TWO: usize = one::ONE + one::ONE;",
4339 },
4340 "dir-2": {
4341 "three.rs": "const THREE: usize = two::TWO + one::ONE;",
4342 }
4343 }),
4344 )
4345 .await;
4346 let (project_a, worktree_id) = client_a.build_local_project("/root/dir-1", cx_a).await;
4347 let project_id = active_call_a
4348 .update(cx_a, |call, cx| call.share_project(project_a.clone(), cx))
4349 .await
4350 .unwrap();
4351 let project_b = client_b.build_remote_project(project_id, cx_b).await;
4352
4353 // Open the file on client B.
4354 let buffer_b = cx_b
4355 .background()
4356 .spawn(project_b.update(cx_b, |p, cx| p.open_buffer((worktree_id, "one.rs"), cx)))
4357 .await
4358 .unwrap();
4359
4360 // Request references to a symbol as the guest.
4361 let fake_language_server = fake_language_servers.next().await.unwrap();
4362 fake_language_server.handle_request::<lsp::request::References, _, _>(|params, _| async move {
4363 assert_eq!(
4364 params.text_document_position.text_document.uri.as_str(),
4365 "file:///root/dir-1/one.rs"
4366 );
4367 Ok(Some(vec![
4368 lsp::Location {
4369 uri: lsp::Url::from_file_path("/root/dir-1/two.rs").unwrap(),
4370 range: lsp::Range::new(lsp::Position::new(0, 24), lsp::Position::new(0, 27)),
4371 },
4372 lsp::Location {
4373 uri: lsp::Url::from_file_path("/root/dir-1/two.rs").unwrap(),
4374 range: lsp::Range::new(lsp::Position::new(0, 35), lsp::Position::new(0, 38)),
4375 },
4376 lsp::Location {
4377 uri: lsp::Url::from_file_path("/root/dir-2/three.rs").unwrap(),
4378 range: lsp::Range::new(lsp::Position::new(0, 37), lsp::Position::new(0, 40)),
4379 },
4380 ]))
4381 });
4382
4383 let references = project_b
4384 .update(cx_b, |p, cx| p.references(&buffer_b, 7, cx))
4385 .await
4386 .unwrap();
4387 cx_b.read(|cx| {
4388 assert_eq!(references.len(), 3);
4389 assert_eq!(project_b.read(cx).worktrees(cx).count(), 2);
4390
4391 let two_buffer = references[0].buffer.read(cx);
4392 let three_buffer = references[2].buffer.read(cx);
4393 assert_eq!(
4394 two_buffer.file().unwrap().path().as_ref(),
4395 Path::new("two.rs")
4396 );
4397 assert_eq!(references[1].buffer, references[0].buffer);
4398 assert_eq!(
4399 three_buffer.file().unwrap().full_path(cx),
4400 Path::new("/root/dir-2/three.rs")
4401 );
4402
4403 assert_eq!(references[0].range.to_offset(two_buffer), 24..27);
4404 assert_eq!(references[1].range.to_offset(two_buffer), 35..38);
4405 assert_eq!(references[2].range.to_offset(three_buffer), 37..40);
4406 });
4407}
4408
4409#[gpui::test(iterations = 10)]
4410async fn test_project_search(
4411 deterministic: Arc<Deterministic>,
4412 cx_a: &mut TestAppContext,
4413 cx_b: &mut TestAppContext,
4414) {
4415 deterministic.forbid_parking();
4416 let mut server = TestServer::start(&deterministic).await;
4417 let client_a = server.create_client(cx_a, "user_a").await;
4418 let client_b = server.create_client(cx_b, "user_b").await;
4419 server
4420 .create_room(&mut [(&client_a, cx_a), (&client_b, cx_b)])
4421 .await;
4422 let active_call_a = cx_a.read(ActiveCall::global);
4423
4424 client_a
4425 .fs
4426 .insert_tree(
4427 "/root",
4428 json!({
4429 "dir-1": {
4430 "a": "hello world",
4431 "b": "goodnight moon",
4432 "c": "a world of goo",
4433 "d": "world champion of clown world",
4434 },
4435 "dir-2": {
4436 "e": "disney world is fun",
4437 }
4438 }),
4439 )
4440 .await;
4441 let (project_a, _) = client_a.build_local_project("/root/dir-1", cx_a).await;
4442 let (worktree_2, _) = project_a
4443 .update(cx_a, |p, cx| {
4444 p.find_or_create_local_worktree("/root/dir-2", true, cx)
4445 })
4446 .await
4447 .unwrap();
4448 worktree_2
4449 .read_with(cx_a, |tree, _| tree.as_local().unwrap().scan_complete())
4450 .await;
4451 let project_id = active_call_a
4452 .update(cx_a, |call, cx| call.share_project(project_a.clone(), cx))
4453 .await
4454 .unwrap();
4455
4456 let project_b = client_b.build_remote_project(project_id, cx_b).await;
4457
4458 // Perform a search as the guest.
4459 let results = project_b
4460 .update(cx_b, |project, cx| {
4461 project.search(SearchQuery::text("world", false, false), cx)
4462 })
4463 .await
4464 .unwrap();
4465
4466 let mut ranges_by_path = results
4467 .into_iter()
4468 .map(|(buffer, ranges)| {
4469 buffer.read_with(cx_b, |buffer, cx| {
4470 let path = buffer.file().unwrap().full_path(cx);
4471 let offset_ranges = ranges
4472 .into_iter()
4473 .map(|range| range.to_offset(buffer))
4474 .collect::<Vec<_>>();
4475 (path, offset_ranges)
4476 })
4477 })
4478 .collect::<Vec<_>>();
4479 ranges_by_path.sort_by_key(|(path, _)| path.clone());
4480
4481 assert_eq!(
4482 ranges_by_path,
4483 &[
4484 (PathBuf::from("dir-1/a"), vec![6..11]),
4485 (PathBuf::from("dir-1/c"), vec![2..7]),
4486 (PathBuf::from("dir-1/d"), vec![0..5, 24..29]),
4487 (PathBuf::from("dir-2/e"), vec![7..12]),
4488 ]
4489 );
4490}
4491
4492#[gpui::test(iterations = 10)]
4493async fn test_document_highlights(
4494 deterministic: Arc<Deterministic>,
4495 cx_a: &mut TestAppContext,
4496 cx_b: &mut TestAppContext,
4497) {
4498 deterministic.forbid_parking();
4499 let mut server = TestServer::start(&deterministic).await;
4500 let client_a = server.create_client(cx_a, "user_a").await;
4501 let client_b = server.create_client(cx_b, "user_b").await;
4502 server
4503 .create_room(&mut [(&client_a, cx_a), (&client_b, cx_b)])
4504 .await;
4505 let active_call_a = cx_a.read(ActiveCall::global);
4506
4507 client_a
4508 .fs
4509 .insert_tree(
4510 "/root-1",
4511 json!({
4512 "main.rs": "fn double(number: i32) -> i32 { number + number }",
4513 }),
4514 )
4515 .await;
4516
4517 // Set up a fake language server.
4518 let mut language = Language::new(
4519 LanguageConfig {
4520 name: "Rust".into(),
4521 path_suffixes: vec!["rs".to_string()],
4522 ..Default::default()
4523 },
4524 Some(tree_sitter_rust::language()),
4525 );
4526 let mut fake_language_servers = language.set_fake_lsp_adapter(Default::default()).await;
4527 client_a.language_registry.add(Arc::new(language));
4528
4529 let (project_a, worktree_id) = client_a.build_local_project("/root-1", cx_a).await;
4530 let project_id = active_call_a
4531 .update(cx_a, |call, cx| call.share_project(project_a.clone(), cx))
4532 .await
4533 .unwrap();
4534 let project_b = client_b.build_remote_project(project_id, cx_b).await;
4535
4536 // Open the file on client B.
4537 let buffer_b = cx_b
4538 .background()
4539 .spawn(project_b.update(cx_b, |p, cx| p.open_buffer((worktree_id, "main.rs"), cx)))
4540 .await
4541 .unwrap();
4542
4543 // Request document highlights as the guest.
4544 let fake_language_server = fake_language_servers.next().await.unwrap();
4545 fake_language_server.handle_request::<lsp::request::DocumentHighlightRequest, _, _>(
4546 |params, _| async move {
4547 assert_eq!(
4548 params
4549 .text_document_position_params
4550 .text_document
4551 .uri
4552 .as_str(),
4553 "file:///root-1/main.rs"
4554 );
4555 assert_eq!(
4556 params.text_document_position_params.position,
4557 lsp::Position::new(0, 34)
4558 );
4559 Ok(Some(vec![
4560 lsp::DocumentHighlight {
4561 kind: Some(lsp::DocumentHighlightKind::WRITE),
4562 range: lsp::Range::new(lsp::Position::new(0, 10), lsp::Position::new(0, 16)),
4563 },
4564 lsp::DocumentHighlight {
4565 kind: Some(lsp::DocumentHighlightKind::READ),
4566 range: lsp::Range::new(lsp::Position::new(0, 32), lsp::Position::new(0, 38)),
4567 },
4568 lsp::DocumentHighlight {
4569 kind: Some(lsp::DocumentHighlightKind::READ),
4570 range: lsp::Range::new(lsp::Position::new(0, 41), lsp::Position::new(0, 47)),
4571 },
4572 ]))
4573 },
4574 );
4575
4576 let highlights = project_b
4577 .update(cx_b, |p, cx| p.document_highlights(&buffer_b, 34, cx))
4578 .await
4579 .unwrap();
4580 buffer_b.read_with(cx_b, |buffer, _| {
4581 let snapshot = buffer.snapshot();
4582
4583 let highlights = highlights
4584 .into_iter()
4585 .map(|highlight| (highlight.kind, highlight.range.to_offset(&snapshot)))
4586 .collect::<Vec<_>>();
4587 assert_eq!(
4588 highlights,
4589 &[
4590 (lsp::DocumentHighlightKind::WRITE, 10..16),
4591 (lsp::DocumentHighlightKind::READ, 32..38),
4592 (lsp::DocumentHighlightKind::READ, 41..47)
4593 ]
4594 )
4595 });
4596}
4597
4598#[gpui::test(iterations = 10)]
4599async fn test_lsp_hover(
4600 deterministic: Arc<Deterministic>,
4601 cx_a: &mut TestAppContext,
4602 cx_b: &mut TestAppContext,
4603) {
4604 deterministic.forbid_parking();
4605 let mut server = TestServer::start(&deterministic).await;
4606 let client_a = server.create_client(cx_a, "user_a").await;
4607 let client_b = server.create_client(cx_b, "user_b").await;
4608 server
4609 .create_room(&mut [(&client_a, cx_a), (&client_b, cx_b)])
4610 .await;
4611 let active_call_a = cx_a.read(ActiveCall::global);
4612
4613 client_a
4614 .fs
4615 .insert_tree(
4616 "/root-1",
4617 json!({
4618 "main.rs": "use std::collections::HashMap;",
4619 }),
4620 )
4621 .await;
4622
4623 // Set up a fake language server.
4624 let mut language = Language::new(
4625 LanguageConfig {
4626 name: "Rust".into(),
4627 path_suffixes: vec!["rs".to_string()],
4628 ..Default::default()
4629 },
4630 Some(tree_sitter_rust::language()),
4631 );
4632 let mut fake_language_servers = language.set_fake_lsp_adapter(Default::default()).await;
4633 client_a.language_registry.add(Arc::new(language));
4634
4635 let (project_a, worktree_id) = client_a.build_local_project("/root-1", cx_a).await;
4636 let project_id = active_call_a
4637 .update(cx_a, |call, cx| call.share_project(project_a.clone(), cx))
4638 .await
4639 .unwrap();
4640 let project_b = client_b.build_remote_project(project_id, cx_b).await;
4641
4642 // Open the file as the guest
4643 let buffer_b = cx_b
4644 .background()
4645 .spawn(project_b.update(cx_b, |p, cx| p.open_buffer((worktree_id, "main.rs"), cx)))
4646 .await
4647 .unwrap();
4648
4649 // Request hover information as the guest.
4650 let fake_language_server = fake_language_servers.next().await.unwrap();
4651 fake_language_server.handle_request::<lsp::request::HoverRequest, _, _>(
4652 |params, _| async move {
4653 assert_eq!(
4654 params
4655 .text_document_position_params
4656 .text_document
4657 .uri
4658 .as_str(),
4659 "file:///root-1/main.rs"
4660 );
4661 assert_eq!(
4662 params.text_document_position_params.position,
4663 lsp::Position::new(0, 22)
4664 );
4665 Ok(Some(lsp::Hover {
4666 contents: lsp::HoverContents::Array(vec![
4667 lsp::MarkedString::String("Test hover content.".to_string()),
4668 lsp::MarkedString::LanguageString(lsp::LanguageString {
4669 language: "Rust".to_string(),
4670 value: "let foo = 42;".to_string(),
4671 }),
4672 ]),
4673 range: Some(lsp::Range::new(
4674 lsp::Position::new(0, 22),
4675 lsp::Position::new(0, 29),
4676 )),
4677 }))
4678 },
4679 );
4680
4681 let hover_info = project_b
4682 .update(cx_b, |p, cx| p.hover(&buffer_b, 22, cx))
4683 .await
4684 .unwrap()
4685 .unwrap();
4686 buffer_b.read_with(cx_b, |buffer, _| {
4687 let snapshot = buffer.snapshot();
4688 assert_eq!(hover_info.range.unwrap().to_offset(&snapshot), 22..29);
4689 assert_eq!(
4690 hover_info.contents,
4691 vec![
4692 project::HoverBlock {
4693 text: "Test hover content.".to_string(),
4694 kind: HoverBlockKind::Markdown,
4695 },
4696 project::HoverBlock {
4697 text: "let foo = 42;".to_string(),
4698 kind: HoverBlockKind::Code {
4699 language: "Rust".to_string()
4700 },
4701 }
4702 ]
4703 );
4704 });
4705}
4706
4707#[gpui::test(iterations = 10)]
4708async fn test_project_symbols(
4709 deterministic: Arc<Deterministic>,
4710 cx_a: &mut TestAppContext,
4711 cx_b: &mut TestAppContext,
4712) {
4713 deterministic.forbid_parking();
4714 let mut server = TestServer::start(&deterministic).await;
4715 let client_a = server.create_client(cx_a, "user_a").await;
4716 let client_b = server.create_client(cx_b, "user_b").await;
4717 server
4718 .create_room(&mut [(&client_a, cx_a), (&client_b, cx_b)])
4719 .await;
4720 let active_call_a = cx_a.read(ActiveCall::global);
4721
4722 // Set up a fake language server.
4723 let mut language = Language::new(
4724 LanguageConfig {
4725 name: "Rust".into(),
4726 path_suffixes: vec!["rs".to_string()],
4727 ..Default::default()
4728 },
4729 Some(tree_sitter_rust::language()),
4730 );
4731 let mut fake_language_servers = language.set_fake_lsp_adapter(Default::default()).await;
4732 client_a.language_registry.add(Arc::new(language));
4733
4734 client_a
4735 .fs
4736 .insert_tree(
4737 "/code",
4738 json!({
4739 "crate-1": {
4740 "one.rs": "const ONE: usize = 1;",
4741 },
4742 "crate-2": {
4743 "two.rs": "const TWO: usize = 2; const THREE: usize = 3;",
4744 },
4745 "private": {
4746 "passwords.txt": "the-password",
4747 }
4748 }),
4749 )
4750 .await;
4751 let (project_a, worktree_id) = client_a.build_local_project("/code/crate-1", cx_a).await;
4752 let project_id = active_call_a
4753 .update(cx_a, |call, cx| call.share_project(project_a.clone(), cx))
4754 .await
4755 .unwrap();
4756 let project_b = client_b.build_remote_project(project_id, cx_b).await;
4757
4758 // Cause the language server to start.
4759 let _buffer = cx_b
4760 .background()
4761 .spawn(project_b.update(cx_b, |p, cx| p.open_buffer((worktree_id, "one.rs"), cx)))
4762 .await
4763 .unwrap();
4764
4765 let fake_language_server = fake_language_servers.next().await.unwrap();
4766 fake_language_server.handle_request::<lsp::request::WorkspaceSymbol, _, _>(|_, _| async move {
4767 #[allow(deprecated)]
4768 Ok(Some(vec![lsp::SymbolInformation {
4769 name: "TWO".into(),
4770 location: lsp::Location {
4771 uri: lsp::Url::from_file_path("/code/crate-2/two.rs").unwrap(),
4772 range: lsp::Range::new(lsp::Position::new(0, 6), lsp::Position::new(0, 9)),
4773 },
4774 kind: lsp::SymbolKind::CONSTANT,
4775 tags: None,
4776 container_name: None,
4777 deprecated: None,
4778 }]))
4779 });
4780
4781 // Request the definition of a symbol as the guest.
4782 let symbols = project_b
4783 .update(cx_b, |p, cx| p.symbols("two", cx))
4784 .await
4785 .unwrap();
4786 assert_eq!(symbols.len(), 1);
4787 assert_eq!(symbols[0].name, "TWO");
4788
4789 // Open one of the returned symbols.
4790 let buffer_b_2 = project_b
4791 .update(cx_b, |project, cx| {
4792 project.open_buffer_for_symbol(&symbols[0], cx)
4793 })
4794 .await
4795 .unwrap();
4796 buffer_b_2.read_with(cx_b, |buffer, _| {
4797 assert_eq!(
4798 buffer.file().unwrap().path().as_ref(),
4799 Path::new("../crate-2/two.rs")
4800 );
4801 });
4802
4803 // Attempt to craft a symbol and violate host's privacy by opening an arbitrary file.
4804 let mut fake_symbol = symbols[0].clone();
4805 fake_symbol.path.path = Path::new("/code/secrets").into();
4806 let error = project_b
4807 .update(cx_b, |project, cx| {
4808 project.open_buffer_for_symbol(&fake_symbol, cx)
4809 })
4810 .await
4811 .unwrap_err();
4812 assert!(error.to_string().contains("invalid symbol signature"));
4813}
4814
4815#[gpui::test(iterations = 10)]
4816async fn test_open_buffer_while_getting_definition_pointing_to_it(
4817 deterministic: Arc<Deterministic>,
4818 cx_a: &mut TestAppContext,
4819 cx_b: &mut TestAppContext,
4820 mut rng: StdRng,
4821) {
4822 deterministic.forbid_parking();
4823 let mut server = TestServer::start(&deterministic).await;
4824 let client_a = server.create_client(cx_a, "user_a").await;
4825 let client_b = server.create_client(cx_b, "user_b").await;
4826 server
4827 .create_room(&mut [(&client_a, cx_a), (&client_b, cx_b)])
4828 .await;
4829 let active_call_a = cx_a.read(ActiveCall::global);
4830
4831 // Set up a fake language server.
4832 let mut language = Language::new(
4833 LanguageConfig {
4834 name: "Rust".into(),
4835 path_suffixes: vec!["rs".to_string()],
4836 ..Default::default()
4837 },
4838 Some(tree_sitter_rust::language()),
4839 );
4840 let mut fake_language_servers = language.set_fake_lsp_adapter(Default::default()).await;
4841 client_a.language_registry.add(Arc::new(language));
4842
4843 client_a
4844 .fs
4845 .insert_tree(
4846 "/root",
4847 json!({
4848 "a.rs": "const ONE: usize = b::TWO;",
4849 "b.rs": "const TWO: usize = 2",
4850 }),
4851 )
4852 .await;
4853 let (project_a, worktree_id) = client_a.build_local_project("/root", cx_a).await;
4854 let project_id = active_call_a
4855 .update(cx_a, |call, cx| call.share_project(project_a.clone(), cx))
4856 .await
4857 .unwrap();
4858 let project_b = client_b.build_remote_project(project_id, cx_b).await;
4859
4860 let buffer_b1 = cx_b
4861 .background()
4862 .spawn(project_b.update(cx_b, |p, cx| p.open_buffer((worktree_id, "a.rs"), cx)))
4863 .await
4864 .unwrap();
4865
4866 let fake_language_server = fake_language_servers.next().await.unwrap();
4867 fake_language_server.handle_request::<lsp::request::GotoDefinition, _, _>(|_, _| async move {
4868 Ok(Some(lsp::GotoDefinitionResponse::Scalar(
4869 lsp::Location::new(
4870 lsp::Url::from_file_path("/root/b.rs").unwrap(),
4871 lsp::Range::new(lsp::Position::new(0, 6), lsp::Position::new(0, 9)),
4872 ),
4873 )))
4874 });
4875
4876 let definitions;
4877 let buffer_b2;
4878 if rng.gen() {
4879 definitions = project_b.update(cx_b, |p, cx| p.definition(&buffer_b1, 23, cx));
4880 buffer_b2 = project_b.update(cx_b, |p, cx| p.open_buffer((worktree_id, "b.rs"), cx));
4881 } else {
4882 buffer_b2 = project_b.update(cx_b, |p, cx| p.open_buffer((worktree_id, "b.rs"), cx));
4883 definitions = project_b.update(cx_b, |p, cx| p.definition(&buffer_b1, 23, cx));
4884 }
4885
4886 let buffer_b2 = buffer_b2.await.unwrap();
4887 let definitions = definitions.await.unwrap();
4888 assert_eq!(definitions.len(), 1);
4889 assert_eq!(definitions[0].target.buffer, buffer_b2);
4890}
4891
4892#[gpui::test(iterations = 10)]
4893async fn test_collaborating_with_code_actions(
4894 deterministic: Arc<Deterministic>,
4895 cx_a: &mut TestAppContext,
4896 cx_b: &mut TestAppContext,
4897) {
4898 deterministic.forbid_parking();
4899 cx_b.update(editor::init);
4900 let mut server = TestServer::start(&deterministic).await;
4901 let client_a = server.create_client(cx_a, "user_a").await;
4902 let client_b = server.create_client(cx_b, "user_b").await;
4903 server
4904 .create_room(&mut [(&client_a, cx_a), (&client_b, cx_b)])
4905 .await;
4906 let active_call_a = cx_a.read(ActiveCall::global);
4907
4908 // Set up a fake language server.
4909 let mut language = Language::new(
4910 LanguageConfig {
4911 name: "Rust".into(),
4912 path_suffixes: vec!["rs".to_string()],
4913 ..Default::default()
4914 },
4915 Some(tree_sitter_rust::language()),
4916 );
4917 let mut fake_language_servers = language.set_fake_lsp_adapter(Default::default()).await;
4918 client_a.language_registry.add(Arc::new(language));
4919
4920 client_a
4921 .fs
4922 .insert_tree(
4923 "/a",
4924 json!({
4925 "main.rs": "mod other;\nfn main() { let foo = other::foo(); }",
4926 "other.rs": "pub fn foo() -> usize { 4 }",
4927 }),
4928 )
4929 .await;
4930 let (project_a, worktree_id) = client_a.build_local_project("/a", cx_a).await;
4931 let project_id = active_call_a
4932 .update(cx_a, |call, cx| call.share_project(project_a.clone(), cx))
4933 .await
4934 .unwrap();
4935
4936 // Join the project as client B.
4937 let project_b = client_b.build_remote_project(project_id, cx_b).await;
4938 let (_window_b, workspace_b) = cx_b.add_window(|cx| Workspace::test_new(project_b.clone(), cx));
4939 let editor_b = workspace_b
4940 .update(cx_b, |workspace, cx| {
4941 workspace.open_path((worktree_id, "main.rs"), None, true, cx)
4942 })
4943 .await
4944 .unwrap()
4945 .downcast::<Editor>()
4946 .unwrap();
4947
4948 let mut fake_language_server = fake_language_servers.next().await.unwrap();
4949 fake_language_server
4950 .handle_request::<lsp::request::CodeActionRequest, _, _>(|params, _| async move {
4951 assert_eq!(
4952 params.text_document.uri,
4953 lsp::Url::from_file_path("/a/main.rs").unwrap(),
4954 );
4955 assert_eq!(params.range.start, lsp::Position::new(0, 0));
4956 assert_eq!(params.range.end, lsp::Position::new(0, 0));
4957 Ok(None)
4958 })
4959 .next()
4960 .await;
4961
4962 // Move cursor to a location that contains code actions.
4963 editor_b.update(cx_b, |editor, cx| {
4964 editor.change_selections(None, cx, |s| {
4965 s.select_ranges([Point::new(1, 31)..Point::new(1, 31)])
4966 });
4967 cx.focus(&editor_b);
4968 });
4969
4970 fake_language_server
4971 .handle_request::<lsp::request::CodeActionRequest, _, _>(|params, _| async move {
4972 assert_eq!(
4973 params.text_document.uri,
4974 lsp::Url::from_file_path("/a/main.rs").unwrap(),
4975 );
4976 assert_eq!(params.range.start, lsp::Position::new(1, 31));
4977 assert_eq!(params.range.end, lsp::Position::new(1, 31));
4978
4979 Ok(Some(vec![lsp::CodeActionOrCommand::CodeAction(
4980 lsp::CodeAction {
4981 title: "Inline into all callers".to_string(),
4982 edit: Some(lsp::WorkspaceEdit {
4983 changes: Some(
4984 [
4985 (
4986 lsp::Url::from_file_path("/a/main.rs").unwrap(),
4987 vec![lsp::TextEdit::new(
4988 lsp::Range::new(
4989 lsp::Position::new(1, 22),
4990 lsp::Position::new(1, 34),
4991 ),
4992 "4".to_string(),
4993 )],
4994 ),
4995 (
4996 lsp::Url::from_file_path("/a/other.rs").unwrap(),
4997 vec![lsp::TextEdit::new(
4998 lsp::Range::new(
4999 lsp::Position::new(0, 0),
5000 lsp::Position::new(0, 27),
5001 ),
5002 "".to_string(),
5003 )],
5004 ),
5005 ]
5006 .into_iter()
5007 .collect(),
5008 ),
5009 ..Default::default()
5010 }),
5011 data: Some(json!({
5012 "codeActionParams": {
5013 "range": {
5014 "start": {"line": 1, "column": 31},
5015 "end": {"line": 1, "column": 31},
5016 }
5017 }
5018 })),
5019 ..Default::default()
5020 },
5021 )]))
5022 })
5023 .next()
5024 .await;
5025
5026 // Toggle code actions and wait for them to display.
5027 editor_b.update(cx_b, |editor, cx| {
5028 editor.toggle_code_actions(
5029 &ToggleCodeActions {
5030 deployed_from_indicator: false,
5031 },
5032 cx,
5033 );
5034 });
5035 cx_a.foreground().run_until_parked();
5036 editor_b.read_with(cx_b, |editor, _| assert!(editor.context_menu_visible()));
5037
5038 fake_language_server.remove_request_handler::<lsp::request::CodeActionRequest>();
5039
5040 // Confirming the code action will trigger a resolve request.
5041 let confirm_action = workspace_b
5042 .update(cx_b, |workspace, cx| {
5043 Editor::confirm_code_action(workspace, &ConfirmCodeAction { item_ix: Some(0) }, cx)
5044 })
5045 .unwrap();
5046 fake_language_server.handle_request::<lsp::request::CodeActionResolveRequest, _, _>(
5047 |_, _| async move {
5048 Ok(lsp::CodeAction {
5049 title: "Inline into all callers".to_string(),
5050 edit: Some(lsp::WorkspaceEdit {
5051 changes: Some(
5052 [
5053 (
5054 lsp::Url::from_file_path("/a/main.rs").unwrap(),
5055 vec![lsp::TextEdit::new(
5056 lsp::Range::new(
5057 lsp::Position::new(1, 22),
5058 lsp::Position::new(1, 34),
5059 ),
5060 "4".to_string(),
5061 )],
5062 ),
5063 (
5064 lsp::Url::from_file_path("/a/other.rs").unwrap(),
5065 vec![lsp::TextEdit::new(
5066 lsp::Range::new(
5067 lsp::Position::new(0, 0),
5068 lsp::Position::new(0, 27),
5069 ),
5070 "".to_string(),
5071 )],
5072 ),
5073 ]
5074 .into_iter()
5075 .collect(),
5076 ),
5077 ..Default::default()
5078 }),
5079 ..Default::default()
5080 })
5081 },
5082 );
5083
5084 // After the action is confirmed, an editor containing both modified files is opened.
5085 confirm_action.await.unwrap();
5086 let code_action_editor = workspace_b.read_with(cx_b, |workspace, cx| {
5087 workspace
5088 .active_item(cx)
5089 .unwrap()
5090 .downcast::<Editor>()
5091 .unwrap()
5092 });
5093 code_action_editor.update(cx_b, |editor, cx| {
5094 assert_eq!(editor.text(cx), "mod other;\nfn main() { let foo = 4; }\n");
5095 editor.undo(&Undo, cx);
5096 assert_eq!(
5097 editor.text(cx),
5098 "mod other;\nfn main() { let foo = other::foo(); }\npub fn foo() -> usize { 4 }"
5099 );
5100 editor.redo(&Redo, cx);
5101 assert_eq!(editor.text(cx), "mod other;\nfn main() { let foo = 4; }\n");
5102 });
5103}
5104
5105#[gpui::test(iterations = 10)]
5106async fn test_collaborating_with_renames(
5107 deterministic: Arc<Deterministic>,
5108 cx_a: &mut TestAppContext,
5109 cx_b: &mut TestAppContext,
5110) {
5111 deterministic.forbid_parking();
5112 cx_b.update(editor::init);
5113 let mut server = TestServer::start(&deterministic).await;
5114 let client_a = server.create_client(cx_a, "user_a").await;
5115 let client_b = server.create_client(cx_b, "user_b").await;
5116 server
5117 .create_room(&mut [(&client_a, cx_a), (&client_b, cx_b)])
5118 .await;
5119 let active_call_a = cx_a.read(ActiveCall::global);
5120
5121 // Set up a fake language server.
5122 let mut language = Language::new(
5123 LanguageConfig {
5124 name: "Rust".into(),
5125 path_suffixes: vec!["rs".to_string()],
5126 ..Default::default()
5127 },
5128 Some(tree_sitter_rust::language()),
5129 );
5130 let mut fake_language_servers = language
5131 .set_fake_lsp_adapter(Arc::new(FakeLspAdapter {
5132 capabilities: lsp::ServerCapabilities {
5133 rename_provider: Some(lsp::OneOf::Right(lsp::RenameOptions {
5134 prepare_provider: Some(true),
5135 work_done_progress_options: Default::default(),
5136 })),
5137 ..Default::default()
5138 },
5139 ..Default::default()
5140 }))
5141 .await;
5142 client_a.language_registry.add(Arc::new(language));
5143
5144 client_a
5145 .fs
5146 .insert_tree(
5147 "/dir",
5148 json!({
5149 "one.rs": "const ONE: usize = 1;",
5150 "two.rs": "const TWO: usize = one::ONE + one::ONE;"
5151 }),
5152 )
5153 .await;
5154 let (project_a, worktree_id) = client_a.build_local_project("/dir", cx_a).await;
5155 let project_id = active_call_a
5156 .update(cx_a, |call, cx| call.share_project(project_a.clone(), cx))
5157 .await
5158 .unwrap();
5159 let project_b = client_b.build_remote_project(project_id, cx_b).await;
5160
5161 let (_window_b, workspace_b) = cx_b.add_window(|cx| Workspace::test_new(project_b.clone(), cx));
5162 let editor_b = workspace_b
5163 .update(cx_b, |workspace, cx| {
5164 workspace.open_path((worktree_id, "one.rs"), None, true, cx)
5165 })
5166 .await
5167 .unwrap()
5168 .downcast::<Editor>()
5169 .unwrap();
5170 let fake_language_server = fake_language_servers.next().await.unwrap();
5171
5172 // Move cursor to a location that can be renamed.
5173 let prepare_rename = editor_b.update(cx_b, |editor, cx| {
5174 editor.change_selections(None, cx, |s| s.select_ranges([7..7]));
5175 editor.rename(&Rename, cx).unwrap()
5176 });
5177
5178 fake_language_server
5179 .handle_request::<lsp::request::PrepareRenameRequest, _, _>(|params, _| async move {
5180 assert_eq!(params.text_document.uri.as_str(), "file:///dir/one.rs");
5181 assert_eq!(params.position, lsp::Position::new(0, 7));
5182 Ok(Some(lsp::PrepareRenameResponse::Range(lsp::Range::new(
5183 lsp::Position::new(0, 6),
5184 lsp::Position::new(0, 9),
5185 ))))
5186 })
5187 .next()
5188 .await
5189 .unwrap();
5190 prepare_rename.await.unwrap();
5191 editor_b.update(cx_b, |editor, cx| {
5192 let rename = editor.pending_rename().unwrap();
5193 let buffer = editor.buffer().read(cx).snapshot(cx);
5194 assert_eq!(
5195 rename.range.start.to_offset(&buffer)..rename.range.end.to_offset(&buffer),
5196 6..9
5197 );
5198 rename.editor.update(cx, |rename_editor, cx| {
5199 rename_editor.buffer().update(cx, |rename_buffer, cx| {
5200 rename_buffer.edit([(0..3, "THREE")], None, cx);
5201 });
5202 });
5203 });
5204
5205 let confirm_rename = workspace_b.update(cx_b, |workspace, cx| {
5206 Editor::confirm_rename(workspace, &ConfirmRename, cx).unwrap()
5207 });
5208 fake_language_server
5209 .handle_request::<lsp::request::Rename, _, _>(|params, _| async move {
5210 assert_eq!(
5211 params.text_document_position.text_document.uri.as_str(),
5212 "file:///dir/one.rs"
5213 );
5214 assert_eq!(
5215 params.text_document_position.position,
5216 lsp::Position::new(0, 6)
5217 );
5218 assert_eq!(params.new_name, "THREE");
5219 Ok(Some(lsp::WorkspaceEdit {
5220 changes: Some(
5221 [
5222 (
5223 lsp::Url::from_file_path("/dir/one.rs").unwrap(),
5224 vec![lsp::TextEdit::new(
5225 lsp::Range::new(lsp::Position::new(0, 6), lsp::Position::new(0, 9)),
5226 "THREE".to_string(),
5227 )],
5228 ),
5229 (
5230 lsp::Url::from_file_path("/dir/two.rs").unwrap(),
5231 vec![
5232 lsp::TextEdit::new(
5233 lsp::Range::new(
5234 lsp::Position::new(0, 24),
5235 lsp::Position::new(0, 27),
5236 ),
5237 "THREE".to_string(),
5238 ),
5239 lsp::TextEdit::new(
5240 lsp::Range::new(
5241 lsp::Position::new(0, 35),
5242 lsp::Position::new(0, 38),
5243 ),
5244 "THREE".to_string(),
5245 ),
5246 ],
5247 ),
5248 ]
5249 .into_iter()
5250 .collect(),
5251 ),
5252 ..Default::default()
5253 }))
5254 })
5255 .next()
5256 .await
5257 .unwrap();
5258 confirm_rename.await.unwrap();
5259
5260 let rename_editor = workspace_b.read_with(cx_b, |workspace, cx| {
5261 workspace
5262 .active_item(cx)
5263 .unwrap()
5264 .downcast::<Editor>()
5265 .unwrap()
5266 });
5267 rename_editor.update(cx_b, |editor, cx| {
5268 assert_eq!(
5269 editor.text(cx),
5270 "const THREE: usize = 1;\nconst TWO: usize = one::THREE + one::THREE;"
5271 );
5272 editor.undo(&Undo, cx);
5273 assert_eq!(
5274 editor.text(cx),
5275 "const ONE: usize = 1;\nconst TWO: usize = one::ONE + one::ONE;"
5276 );
5277 editor.redo(&Redo, cx);
5278 assert_eq!(
5279 editor.text(cx),
5280 "const THREE: usize = 1;\nconst TWO: usize = one::THREE + one::THREE;"
5281 );
5282 });
5283
5284 // Ensure temporary rename edits cannot be undone/redone.
5285 editor_b.update(cx_b, |editor, cx| {
5286 editor.undo(&Undo, cx);
5287 assert_eq!(editor.text(cx), "const ONE: usize = 1;");
5288 editor.undo(&Undo, cx);
5289 assert_eq!(editor.text(cx), "const ONE: usize = 1;");
5290 editor.redo(&Redo, cx);
5291 assert_eq!(editor.text(cx), "const THREE: usize = 1;");
5292 })
5293}
5294
5295#[gpui::test(iterations = 10)]
5296async fn test_language_server_statuses(
5297 deterministic: Arc<Deterministic>,
5298 cx_a: &mut TestAppContext,
5299 cx_b: &mut TestAppContext,
5300) {
5301 deterministic.forbid_parking();
5302
5303 cx_b.update(editor::init);
5304 let mut server = TestServer::start(&deterministic).await;
5305 let client_a = server.create_client(cx_a, "user_a").await;
5306 let client_b = server.create_client(cx_b, "user_b").await;
5307 server
5308 .create_room(&mut [(&client_a, cx_a), (&client_b, cx_b)])
5309 .await;
5310 let active_call_a = cx_a.read(ActiveCall::global);
5311
5312 // Set up a fake language server.
5313 let mut language = Language::new(
5314 LanguageConfig {
5315 name: "Rust".into(),
5316 path_suffixes: vec!["rs".to_string()],
5317 ..Default::default()
5318 },
5319 Some(tree_sitter_rust::language()),
5320 );
5321 let mut fake_language_servers = language
5322 .set_fake_lsp_adapter(Arc::new(FakeLspAdapter {
5323 name: "the-language-server",
5324 ..Default::default()
5325 }))
5326 .await;
5327 client_a.language_registry.add(Arc::new(language));
5328
5329 client_a
5330 .fs
5331 .insert_tree(
5332 "/dir",
5333 json!({
5334 "main.rs": "const ONE: usize = 1;",
5335 }),
5336 )
5337 .await;
5338 let (project_a, worktree_id) = client_a.build_local_project("/dir", cx_a).await;
5339
5340 let _buffer_a = project_a
5341 .update(cx_a, |p, cx| p.open_buffer((worktree_id, "main.rs"), cx))
5342 .await
5343 .unwrap();
5344
5345 let fake_language_server = fake_language_servers.next().await.unwrap();
5346 fake_language_server.start_progress("the-token").await;
5347 fake_language_server.notify::<lsp::notification::Progress>(lsp::ProgressParams {
5348 token: lsp::NumberOrString::String("the-token".to_string()),
5349 value: lsp::ProgressParamsValue::WorkDone(lsp::WorkDoneProgress::Report(
5350 lsp::WorkDoneProgressReport {
5351 message: Some("the-message".to_string()),
5352 ..Default::default()
5353 },
5354 )),
5355 });
5356 deterministic.run_until_parked();
5357 project_a.read_with(cx_a, |project, _| {
5358 let status = project.language_server_statuses().next().unwrap();
5359 assert_eq!(status.name, "the-language-server");
5360 assert_eq!(status.pending_work.len(), 1);
5361 assert_eq!(
5362 status.pending_work["the-token"].message.as_ref().unwrap(),
5363 "the-message"
5364 );
5365 });
5366
5367 let project_id = active_call_a
5368 .update(cx_a, |call, cx| call.share_project(project_a.clone(), cx))
5369 .await
5370 .unwrap();
5371 deterministic.run_until_parked();
5372 let project_b = client_b.build_remote_project(project_id, cx_b).await;
5373 project_b.read_with(cx_b, |project, _| {
5374 let status = project.language_server_statuses().next().unwrap();
5375 assert_eq!(status.name, "the-language-server");
5376 });
5377
5378 fake_language_server.notify::<lsp::notification::Progress>(lsp::ProgressParams {
5379 token: lsp::NumberOrString::String("the-token".to_string()),
5380 value: lsp::ProgressParamsValue::WorkDone(lsp::WorkDoneProgress::Report(
5381 lsp::WorkDoneProgressReport {
5382 message: Some("the-message-2".to_string()),
5383 ..Default::default()
5384 },
5385 )),
5386 });
5387 deterministic.run_until_parked();
5388 project_a.read_with(cx_a, |project, _| {
5389 let status = project.language_server_statuses().next().unwrap();
5390 assert_eq!(status.name, "the-language-server");
5391 assert_eq!(status.pending_work.len(), 1);
5392 assert_eq!(
5393 status.pending_work["the-token"].message.as_ref().unwrap(),
5394 "the-message-2"
5395 );
5396 });
5397 project_b.read_with(cx_b, |project, _| {
5398 let status = project.language_server_statuses().next().unwrap();
5399 assert_eq!(status.name, "the-language-server");
5400 assert_eq!(status.pending_work.len(), 1);
5401 assert_eq!(
5402 status.pending_work["the-token"].message.as_ref().unwrap(),
5403 "the-message-2"
5404 );
5405 });
5406}
5407
5408#[gpui::test(iterations = 10)]
5409async fn test_contacts(
5410 deterministic: Arc<Deterministic>,
5411 cx_a: &mut TestAppContext,
5412 cx_b: &mut TestAppContext,
5413 cx_c: &mut TestAppContext,
5414 cx_d: &mut TestAppContext,
5415) {
5416 deterministic.forbid_parking();
5417 let mut server = TestServer::start(&deterministic).await;
5418 let client_a = server.create_client(cx_a, "user_a").await;
5419 let client_b = server.create_client(cx_b, "user_b").await;
5420 let client_c = server.create_client(cx_c, "user_c").await;
5421 let client_d = server.create_client(cx_d, "user_d").await;
5422 server
5423 .make_contacts(&mut [(&client_a, cx_a), (&client_b, cx_b), (&client_c, cx_c)])
5424 .await;
5425 let active_call_a = cx_a.read(ActiveCall::global);
5426 let active_call_b = cx_b.read(ActiveCall::global);
5427 let active_call_c = cx_c.read(ActiveCall::global);
5428 let _active_call_d = cx_d.read(ActiveCall::global);
5429
5430 deterministic.run_until_parked();
5431 assert_eq!(
5432 contacts(&client_a, cx_a),
5433 [
5434 ("user_b".to_string(), "online", "free"),
5435 ("user_c".to_string(), "online", "free")
5436 ]
5437 );
5438 assert_eq!(
5439 contacts(&client_b, cx_b),
5440 [
5441 ("user_a".to_string(), "online", "free"),
5442 ("user_c".to_string(), "online", "free")
5443 ]
5444 );
5445 assert_eq!(
5446 contacts(&client_c, cx_c),
5447 [
5448 ("user_a".to_string(), "online", "free"),
5449 ("user_b".to_string(), "online", "free")
5450 ]
5451 );
5452 assert_eq!(contacts(&client_d, cx_d), []);
5453
5454 server.disconnect_client(client_c.peer_id().unwrap());
5455 server.forbid_connections();
5456 deterministic.advance_clock(RECEIVE_TIMEOUT + RECONNECT_TIMEOUT);
5457 assert_eq!(
5458 contacts(&client_a, cx_a),
5459 [
5460 ("user_b".to_string(), "online", "free"),
5461 ("user_c".to_string(), "offline", "free")
5462 ]
5463 );
5464 assert_eq!(
5465 contacts(&client_b, cx_b),
5466 [
5467 ("user_a".to_string(), "online", "free"),
5468 ("user_c".to_string(), "offline", "free")
5469 ]
5470 );
5471 assert_eq!(contacts(&client_c, cx_c), []);
5472 assert_eq!(contacts(&client_d, cx_d), []);
5473
5474 server.allow_connections();
5475 client_c
5476 .authenticate_and_connect(false, &cx_c.to_async())
5477 .await
5478 .unwrap();
5479
5480 deterministic.run_until_parked();
5481 assert_eq!(
5482 contacts(&client_a, cx_a),
5483 [
5484 ("user_b".to_string(), "online", "free"),
5485 ("user_c".to_string(), "online", "free")
5486 ]
5487 );
5488 assert_eq!(
5489 contacts(&client_b, cx_b),
5490 [
5491 ("user_a".to_string(), "online", "free"),
5492 ("user_c".to_string(), "online", "free")
5493 ]
5494 );
5495 assert_eq!(
5496 contacts(&client_c, cx_c),
5497 [
5498 ("user_a".to_string(), "online", "free"),
5499 ("user_b".to_string(), "online", "free")
5500 ]
5501 );
5502 assert_eq!(contacts(&client_d, cx_d), []);
5503
5504 active_call_a
5505 .update(cx_a, |call, cx| {
5506 call.invite(client_b.user_id().unwrap(), None, cx)
5507 })
5508 .await
5509 .unwrap();
5510 deterministic.run_until_parked();
5511 assert_eq!(
5512 contacts(&client_a, cx_a),
5513 [
5514 ("user_b".to_string(), "online", "busy"),
5515 ("user_c".to_string(), "online", "free")
5516 ]
5517 );
5518 assert_eq!(
5519 contacts(&client_b, cx_b),
5520 [
5521 ("user_a".to_string(), "online", "busy"),
5522 ("user_c".to_string(), "online", "free")
5523 ]
5524 );
5525 assert_eq!(
5526 contacts(&client_c, cx_c),
5527 [
5528 ("user_a".to_string(), "online", "busy"),
5529 ("user_b".to_string(), "online", "busy")
5530 ]
5531 );
5532 assert_eq!(contacts(&client_d, cx_d), []);
5533
5534 // Client B and client D become contacts while client B is being called.
5535 server
5536 .make_contacts(&mut [(&client_b, cx_b), (&client_d, cx_d)])
5537 .await;
5538 deterministic.run_until_parked();
5539 assert_eq!(
5540 contacts(&client_a, cx_a),
5541 [
5542 ("user_b".to_string(), "online", "busy"),
5543 ("user_c".to_string(), "online", "free")
5544 ]
5545 );
5546 assert_eq!(
5547 contacts(&client_b, cx_b),
5548 [
5549 ("user_a".to_string(), "online", "busy"),
5550 ("user_c".to_string(), "online", "free"),
5551 ("user_d".to_string(), "online", "free"),
5552 ]
5553 );
5554 assert_eq!(
5555 contacts(&client_c, cx_c),
5556 [
5557 ("user_a".to_string(), "online", "busy"),
5558 ("user_b".to_string(), "online", "busy")
5559 ]
5560 );
5561 assert_eq!(
5562 contacts(&client_d, cx_d),
5563 [("user_b".to_string(), "online", "busy")]
5564 );
5565
5566 active_call_b.update(cx_b, |call, _| call.decline_incoming().unwrap());
5567 deterministic.run_until_parked();
5568 assert_eq!(
5569 contacts(&client_a, cx_a),
5570 [
5571 ("user_b".to_string(), "online", "free"),
5572 ("user_c".to_string(), "online", "free")
5573 ]
5574 );
5575 assert_eq!(
5576 contacts(&client_b, cx_b),
5577 [
5578 ("user_a".to_string(), "online", "free"),
5579 ("user_c".to_string(), "online", "free"),
5580 ("user_d".to_string(), "online", "free")
5581 ]
5582 );
5583 assert_eq!(
5584 contacts(&client_c, cx_c),
5585 [
5586 ("user_a".to_string(), "online", "free"),
5587 ("user_b".to_string(), "online", "free")
5588 ]
5589 );
5590 assert_eq!(
5591 contacts(&client_d, cx_d),
5592 [("user_b".to_string(), "online", "free")]
5593 );
5594
5595 active_call_c
5596 .update(cx_c, |call, cx| {
5597 call.invite(client_a.user_id().unwrap(), None, cx)
5598 })
5599 .await
5600 .unwrap();
5601 deterministic.run_until_parked();
5602 assert_eq!(
5603 contacts(&client_a, cx_a),
5604 [
5605 ("user_b".to_string(), "online", "free"),
5606 ("user_c".to_string(), "online", "busy")
5607 ]
5608 );
5609 assert_eq!(
5610 contacts(&client_b, cx_b),
5611 [
5612 ("user_a".to_string(), "online", "busy"),
5613 ("user_c".to_string(), "online", "busy"),
5614 ("user_d".to_string(), "online", "free")
5615 ]
5616 );
5617 assert_eq!(
5618 contacts(&client_c, cx_c),
5619 [
5620 ("user_a".to_string(), "online", "busy"),
5621 ("user_b".to_string(), "online", "free")
5622 ]
5623 );
5624 assert_eq!(
5625 contacts(&client_d, cx_d),
5626 [("user_b".to_string(), "online", "free")]
5627 );
5628
5629 active_call_a
5630 .update(cx_a, |call, cx| call.accept_incoming(cx))
5631 .await
5632 .unwrap();
5633 deterministic.run_until_parked();
5634 assert_eq!(
5635 contacts(&client_a, cx_a),
5636 [
5637 ("user_b".to_string(), "online", "free"),
5638 ("user_c".to_string(), "online", "busy")
5639 ]
5640 );
5641 assert_eq!(
5642 contacts(&client_b, cx_b),
5643 [
5644 ("user_a".to_string(), "online", "busy"),
5645 ("user_c".to_string(), "online", "busy"),
5646 ("user_d".to_string(), "online", "free")
5647 ]
5648 );
5649 assert_eq!(
5650 contacts(&client_c, cx_c),
5651 [
5652 ("user_a".to_string(), "online", "busy"),
5653 ("user_b".to_string(), "online", "free")
5654 ]
5655 );
5656 assert_eq!(
5657 contacts(&client_d, cx_d),
5658 [("user_b".to_string(), "online", "free")]
5659 );
5660
5661 active_call_a
5662 .update(cx_a, |call, cx| {
5663 call.invite(client_b.user_id().unwrap(), None, cx)
5664 })
5665 .await
5666 .unwrap();
5667 deterministic.run_until_parked();
5668 assert_eq!(
5669 contacts(&client_a, cx_a),
5670 [
5671 ("user_b".to_string(), "online", "busy"),
5672 ("user_c".to_string(), "online", "busy")
5673 ]
5674 );
5675 assert_eq!(
5676 contacts(&client_b, cx_b),
5677 [
5678 ("user_a".to_string(), "online", "busy"),
5679 ("user_c".to_string(), "online", "busy"),
5680 ("user_d".to_string(), "online", "free")
5681 ]
5682 );
5683 assert_eq!(
5684 contacts(&client_c, cx_c),
5685 [
5686 ("user_a".to_string(), "online", "busy"),
5687 ("user_b".to_string(), "online", "busy")
5688 ]
5689 );
5690 assert_eq!(
5691 contacts(&client_d, cx_d),
5692 [("user_b".to_string(), "online", "busy")]
5693 );
5694
5695 active_call_a
5696 .update(cx_a, |call, cx| call.hang_up(cx))
5697 .await
5698 .unwrap();
5699 deterministic.run_until_parked();
5700 assert_eq!(
5701 contacts(&client_a, cx_a),
5702 [
5703 ("user_b".to_string(), "online", "free"),
5704 ("user_c".to_string(), "online", "free")
5705 ]
5706 );
5707 assert_eq!(
5708 contacts(&client_b, cx_b),
5709 [
5710 ("user_a".to_string(), "online", "free"),
5711 ("user_c".to_string(), "online", "free"),
5712 ("user_d".to_string(), "online", "free")
5713 ]
5714 );
5715 assert_eq!(
5716 contacts(&client_c, cx_c),
5717 [
5718 ("user_a".to_string(), "online", "free"),
5719 ("user_b".to_string(), "online", "free")
5720 ]
5721 );
5722 assert_eq!(
5723 contacts(&client_d, cx_d),
5724 [("user_b".to_string(), "online", "free")]
5725 );
5726
5727 active_call_a
5728 .update(cx_a, |call, cx| {
5729 call.invite(client_b.user_id().unwrap(), None, cx)
5730 })
5731 .await
5732 .unwrap();
5733 deterministic.run_until_parked();
5734 assert_eq!(
5735 contacts(&client_a, cx_a),
5736 [
5737 ("user_b".to_string(), "online", "busy"),
5738 ("user_c".to_string(), "online", "free")
5739 ]
5740 );
5741 assert_eq!(
5742 contacts(&client_b, cx_b),
5743 [
5744 ("user_a".to_string(), "online", "busy"),
5745 ("user_c".to_string(), "online", "free"),
5746 ("user_d".to_string(), "online", "free")
5747 ]
5748 );
5749 assert_eq!(
5750 contacts(&client_c, cx_c),
5751 [
5752 ("user_a".to_string(), "online", "busy"),
5753 ("user_b".to_string(), "online", "busy")
5754 ]
5755 );
5756 assert_eq!(
5757 contacts(&client_d, cx_d),
5758 [("user_b".to_string(), "online", "busy")]
5759 );
5760
5761 server.forbid_connections();
5762 server.disconnect_client(client_a.peer_id().unwrap());
5763 deterministic.advance_clock(RECEIVE_TIMEOUT + RECONNECT_TIMEOUT);
5764 assert_eq!(contacts(&client_a, cx_a), []);
5765 assert_eq!(
5766 contacts(&client_b, cx_b),
5767 [
5768 ("user_a".to_string(), "offline", "free"),
5769 ("user_c".to_string(), "online", "free"),
5770 ("user_d".to_string(), "online", "free")
5771 ]
5772 );
5773 assert_eq!(
5774 contacts(&client_c, cx_c),
5775 [
5776 ("user_a".to_string(), "offline", "free"),
5777 ("user_b".to_string(), "online", "free")
5778 ]
5779 );
5780 assert_eq!(
5781 contacts(&client_d, cx_d),
5782 [("user_b".to_string(), "online", "free")]
5783 );
5784
5785 // Test removing a contact
5786 client_b
5787 .user_store
5788 .update(cx_b, |store, cx| {
5789 store.remove_contact(client_c.user_id().unwrap(), cx)
5790 })
5791 .await
5792 .unwrap();
5793 deterministic.run_until_parked();
5794 assert_eq!(
5795 contacts(&client_b, cx_b),
5796 [
5797 ("user_a".to_string(), "offline", "free"),
5798 ("user_d".to_string(), "online", "free")
5799 ]
5800 );
5801 assert_eq!(
5802 contacts(&client_c, cx_c),
5803 [("user_a".to_string(), "offline", "free"),]
5804 );
5805
5806 fn contacts(
5807 client: &TestClient,
5808 cx: &TestAppContext,
5809 ) -> Vec<(String, &'static str, &'static str)> {
5810 client.user_store.read_with(cx, |store, _| {
5811 store
5812 .contacts()
5813 .iter()
5814 .map(|contact| {
5815 (
5816 contact.user.github_login.clone(),
5817 if contact.online { "online" } else { "offline" },
5818 if contact.busy { "busy" } else { "free" },
5819 )
5820 })
5821 .collect()
5822 })
5823 }
5824}
5825
5826#[gpui::test(iterations = 10)]
5827async fn test_contact_requests(
5828 deterministic: Arc<Deterministic>,
5829 cx_a: &mut TestAppContext,
5830 cx_a2: &mut TestAppContext,
5831 cx_b: &mut TestAppContext,
5832 cx_b2: &mut TestAppContext,
5833 cx_c: &mut TestAppContext,
5834 cx_c2: &mut TestAppContext,
5835) {
5836 deterministic.forbid_parking();
5837
5838 // Connect to a server as 3 clients.
5839 let mut server = TestServer::start(&deterministic).await;
5840 let client_a = server.create_client(cx_a, "user_a").await;
5841 let client_a2 = server.create_client(cx_a2, "user_a").await;
5842 let client_b = server.create_client(cx_b, "user_b").await;
5843 let client_b2 = server.create_client(cx_b2, "user_b").await;
5844 let client_c = server.create_client(cx_c, "user_c").await;
5845 let client_c2 = server.create_client(cx_c2, "user_c").await;
5846
5847 assert_eq!(client_a.user_id().unwrap(), client_a2.user_id().unwrap());
5848 assert_eq!(client_b.user_id().unwrap(), client_b2.user_id().unwrap());
5849 assert_eq!(client_c.user_id().unwrap(), client_c2.user_id().unwrap());
5850
5851 // User A and User C request that user B become their contact.
5852 client_a
5853 .user_store
5854 .update(cx_a, |store, cx| {
5855 store.request_contact(client_b.user_id().unwrap(), cx)
5856 })
5857 .await
5858 .unwrap();
5859 client_c
5860 .user_store
5861 .update(cx_c, |store, cx| {
5862 store.request_contact(client_b.user_id().unwrap(), cx)
5863 })
5864 .await
5865 .unwrap();
5866 deterministic.run_until_parked();
5867
5868 // All users see the pending request appear in all their clients.
5869 assert_eq!(
5870 client_a.summarize_contacts(cx_a).outgoing_requests,
5871 &["user_b"]
5872 );
5873 assert_eq!(
5874 client_a2.summarize_contacts(cx_a2).outgoing_requests,
5875 &["user_b"]
5876 );
5877 assert_eq!(
5878 client_b.summarize_contacts(cx_b).incoming_requests,
5879 &["user_a", "user_c"]
5880 );
5881 assert_eq!(
5882 client_b2.summarize_contacts(cx_b2).incoming_requests,
5883 &["user_a", "user_c"]
5884 );
5885 assert_eq!(
5886 client_c.summarize_contacts(cx_c).outgoing_requests,
5887 &["user_b"]
5888 );
5889 assert_eq!(
5890 client_c2.summarize_contacts(cx_c2).outgoing_requests,
5891 &["user_b"]
5892 );
5893
5894 // Contact requests are present upon connecting (tested here via disconnect/reconnect)
5895 disconnect_and_reconnect(&client_a, cx_a).await;
5896 disconnect_and_reconnect(&client_b, cx_b).await;
5897 disconnect_and_reconnect(&client_c, cx_c).await;
5898 deterministic.run_until_parked();
5899 assert_eq!(
5900 client_a.summarize_contacts(cx_a).outgoing_requests,
5901 &["user_b"]
5902 );
5903 assert_eq!(
5904 client_b.summarize_contacts(cx_b).incoming_requests,
5905 &["user_a", "user_c"]
5906 );
5907 assert_eq!(
5908 client_c.summarize_contacts(cx_c).outgoing_requests,
5909 &["user_b"]
5910 );
5911
5912 // User B accepts the request from user A.
5913 client_b
5914 .user_store
5915 .update(cx_b, |store, cx| {
5916 store.respond_to_contact_request(client_a.user_id().unwrap(), true, cx)
5917 })
5918 .await
5919 .unwrap();
5920
5921 deterministic.run_until_parked();
5922
5923 // User B sees user A as their contact now in all client, and the incoming request from them is removed.
5924 let contacts_b = client_b.summarize_contacts(cx_b);
5925 assert_eq!(contacts_b.current, &["user_a"]);
5926 assert_eq!(contacts_b.incoming_requests, &["user_c"]);
5927 let contacts_b2 = client_b2.summarize_contacts(cx_b2);
5928 assert_eq!(contacts_b2.current, &["user_a"]);
5929 assert_eq!(contacts_b2.incoming_requests, &["user_c"]);
5930
5931 // User A sees user B as their contact now in all clients, and the outgoing request to them is removed.
5932 let contacts_a = client_a.summarize_contacts(cx_a);
5933 assert_eq!(contacts_a.current, &["user_b"]);
5934 assert!(contacts_a.outgoing_requests.is_empty());
5935 let contacts_a2 = client_a2.summarize_contacts(cx_a2);
5936 assert_eq!(contacts_a2.current, &["user_b"]);
5937 assert!(contacts_a2.outgoing_requests.is_empty());
5938
5939 // Contacts are present upon connecting (tested here via disconnect/reconnect)
5940 disconnect_and_reconnect(&client_a, cx_a).await;
5941 disconnect_and_reconnect(&client_b, cx_b).await;
5942 disconnect_and_reconnect(&client_c, cx_c).await;
5943 deterministic.run_until_parked();
5944 assert_eq!(client_a.summarize_contacts(cx_a).current, &["user_b"]);
5945 assert_eq!(client_b.summarize_contacts(cx_b).current, &["user_a"]);
5946 assert_eq!(
5947 client_b.summarize_contacts(cx_b).incoming_requests,
5948 &["user_c"]
5949 );
5950 assert!(client_c.summarize_contacts(cx_c).current.is_empty());
5951 assert_eq!(
5952 client_c.summarize_contacts(cx_c).outgoing_requests,
5953 &["user_b"]
5954 );
5955
5956 // User B rejects the request from user C.
5957 client_b
5958 .user_store
5959 .update(cx_b, |store, cx| {
5960 store.respond_to_contact_request(client_c.user_id().unwrap(), false, cx)
5961 })
5962 .await
5963 .unwrap();
5964
5965 deterministic.run_until_parked();
5966
5967 // User B doesn't see user C as their contact, and the incoming request from them is removed.
5968 let contacts_b = client_b.summarize_contacts(cx_b);
5969 assert_eq!(contacts_b.current, &["user_a"]);
5970 assert!(contacts_b.incoming_requests.is_empty());
5971 let contacts_b2 = client_b2.summarize_contacts(cx_b2);
5972 assert_eq!(contacts_b2.current, &["user_a"]);
5973 assert!(contacts_b2.incoming_requests.is_empty());
5974
5975 // User C doesn't see user B as their contact, and the outgoing request to them is removed.
5976 let contacts_c = client_c.summarize_contacts(cx_c);
5977 assert!(contacts_c.current.is_empty());
5978 assert!(contacts_c.outgoing_requests.is_empty());
5979 let contacts_c2 = client_c2.summarize_contacts(cx_c2);
5980 assert!(contacts_c2.current.is_empty());
5981 assert!(contacts_c2.outgoing_requests.is_empty());
5982
5983 // Incoming/outgoing requests are not present upon connecting (tested here via disconnect/reconnect)
5984 disconnect_and_reconnect(&client_a, cx_a).await;
5985 disconnect_and_reconnect(&client_b, cx_b).await;
5986 disconnect_and_reconnect(&client_c, cx_c).await;
5987 deterministic.run_until_parked();
5988 assert_eq!(client_a.summarize_contacts(cx_a).current, &["user_b"]);
5989 assert_eq!(client_b.summarize_contacts(cx_b).current, &["user_a"]);
5990 assert!(client_b
5991 .summarize_contacts(cx_b)
5992 .incoming_requests
5993 .is_empty());
5994 assert!(client_c.summarize_contacts(cx_c).current.is_empty());
5995 assert!(client_c
5996 .summarize_contacts(cx_c)
5997 .outgoing_requests
5998 .is_empty());
5999
6000 async fn disconnect_and_reconnect(client: &TestClient, cx: &mut TestAppContext) {
6001 client.disconnect(&cx.to_async());
6002 client.clear_contacts(cx).await;
6003 client
6004 .authenticate_and_connect(false, &cx.to_async())
6005 .await
6006 .unwrap();
6007 }
6008}
6009
6010#[gpui::test(iterations = 10)]
6011async fn test_basic_following(
6012 deterministic: Arc<Deterministic>,
6013 cx_a: &mut TestAppContext,
6014 cx_b: &mut TestAppContext,
6015 cx_c: &mut TestAppContext,
6016 cx_d: &mut TestAppContext,
6017) {
6018 deterministic.forbid_parking();
6019 cx_a.update(editor::init);
6020 cx_b.update(editor::init);
6021
6022 let mut server = TestServer::start(&deterministic).await;
6023 let client_a = server.create_client(cx_a, "user_a").await;
6024 let client_b = server.create_client(cx_b, "user_b").await;
6025 let client_c = server.create_client(cx_c, "user_c").await;
6026 let client_d = server.create_client(cx_d, "user_d").await;
6027 server
6028 .create_room(&mut [
6029 (&client_a, cx_a),
6030 (&client_b, cx_b),
6031 (&client_c, cx_c),
6032 (&client_d, cx_d),
6033 ])
6034 .await;
6035 let active_call_a = cx_a.read(ActiveCall::global);
6036 let active_call_b = cx_b.read(ActiveCall::global);
6037
6038 client_a
6039 .fs
6040 .insert_tree(
6041 "/a",
6042 json!({
6043 "1.txt": "one\none\none",
6044 "2.txt": "two\ntwo\ntwo",
6045 "3.txt": "three\nthree\nthree",
6046 }),
6047 )
6048 .await;
6049 let (project_a, worktree_id) = client_a.build_local_project("/a", cx_a).await;
6050 active_call_a
6051 .update(cx_a, |call, cx| call.set_location(Some(&project_a), cx))
6052 .await
6053 .unwrap();
6054
6055 let project_id = active_call_a
6056 .update(cx_a, |call, cx| call.share_project(project_a.clone(), cx))
6057 .await
6058 .unwrap();
6059 let project_b = client_b.build_remote_project(project_id, cx_b).await;
6060 active_call_b
6061 .update(cx_b, |call, cx| call.set_location(Some(&project_b), cx))
6062 .await
6063 .unwrap();
6064
6065 let workspace_a = client_a.build_workspace(&project_a, cx_a);
6066 let workspace_b = client_b.build_workspace(&project_b, cx_b);
6067
6068 // Client A opens some editors.
6069 let pane_a = workspace_a.read_with(cx_a, |workspace, _| workspace.active_pane().clone());
6070 let editor_a1 = workspace_a
6071 .update(cx_a, |workspace, cx| {
6072 workspace.open_path((worktree_id, "1.txt"), None, true, cx)
6073 })
6074 .await
6075 .unwrap()
6076 .downcast::<Editor>()
6077 .unwrap();
6078 let editor_a2 = workspace_a
6079 .update(cx_a, |workspace, cx| {
6080 workspace.open_path((worktree_id, "2.txt"), None, true, cx)
6081 })
6082 .await
6083 .unwrap()
6084 .downcast::<Editor>()
6085 .unwrap();
6086
6087 // Client B opens an editor.
6088 let editor_b1 = workspace_b
6089 .update(cx_b, |workspace, cx| {
6090 workspace.open_path((worktree_id, "1.txt"), None, true, cx)
6091 })
6092 .await
6093 .unwrap()
6094 .downcast::<Editor>()
6095 .unwrap();
6096
6097 let peer_id_a = client_a.peer_id().unwrap();
6098 let peer_id_b = client_b.peer_id().unwrap();
6099 let peer_id_c = client_c.peer_id().unwrap();
6100 let peer_id_d = client_d.peer_id().unwrap();
6101
6102 // Client A updates their selections in those editors
6103 editor_a1.update(cx_a, |editor, cx| {
6104 editor.handle_input("a", cx);
6105 editor.handle_input("b", cx);
6106 editor.handle_input("c", cx);
6107 editor.select_left(&Default::default(), cx);
6108 assert_eq!(editor.selections.ranges(cx), vec![3..2]);
6109 });
6110 editor_a2.update(cx_a, |editor, cx| {
6111 editor.handle_input("d", cx);
6112 editor.handle_input("e", cx);
6113 editor.select_left(&Default::default(), cx);
6114 assert_eq!(editor.selections.ranges(cx), vec![2..1]);
6115 });
6116
6117 // When client B starts following client A, all visible view states are replicated to client B.
6118 workspace_b
6119 .update(cx_b, |workspace, cx| {
6120 workspace.toggle_follow(peer_id_a, cx).unwrap()
6121 })
6122 .await
6123 .unwrap();
6124
6125 cx_c.foreground().run_until_parked();
6126 let editor_b2 = workspace_b.read_with(cx_b, |workspace, cx| {
6127 workspace
6128 .active_item(cx)
6129 .unwrap()
6130 .downcast::<Editor>()
6131 .unwrap()
6132 });
6133 assert_eq!(
6134 cx_b.read(|cx| editor_b2.project_path(cx)),
6135 Some((worktree_id, "2.txt").into())
6136 );
6137 assert_eq!(
6138 editor_b2.read_with(cx_b, |editor, cx| editor.selections.ranges(cx)),
6139 vec![2..1]
6140 );
6141 assert_eq!(
6142 editor_b1.read_with(cx_b, |editor, cx| editor.selections.ranges(cx)),
6143 vec![3..2]
6144 );
6145
6146 cx_c.foreground().run_until_parked();
6147 let active_call_c = cx_c.read(ActiveCall::global);
6148 let project_c = client_c.build_remote_project(project_id, cx_c).await;
6149 let workspace_c = client_c.build_workspace(&project_c, cx_c);
6150 active_call_c
6151 .update(cx_c, |call, cx| call.set_location(Some(&project_c), cx))
6152 .await
6153 .unwrap();
6154 drop(project_c);
6155
6156 // Client C also follows client A.
6157 workspace_c
6158 .update(cx_c, |workspace, cx| {
6159 workspace.toggle_follow(peer_id_a, cx).unwrap()
6160 })
6161 .await
6162 .unwrap();
6163
6164 cx_d.foreground().run_until_parked();
6165 let active_call_d = cx_d.read(ActiveCall::global);
6166 let project_d = client_d.build_remote_project(project_id, cx_d).await;
6167 let workspace_d = client_d.build_workspace(&project_d, cx_d);
6168 active_call_d
6169 .update(cx_d, |call, cx| call.set_location(Some(&project_d), cx))
6170 .await
6171 .unwrap();
6172 drop(project_d);
6173
6174 // All clients see that clients B and C are following client A.
6175 cx_c.foreground().run_until_parked();
6176 for (name, active_call, cx) in [
6177 ("A", &active_call_a, &cx_a),
6178 ("B", &active_call_b, &cx_b),
6179 ("C", &active_call_c, &cx_c),
6180 ("D", &active_call_d, &cx_d),
6181 ] {
6182 active_call.read_with(*cx, |call, cx| {
6183 let room = call.room().unwrap().read(cx);
6184 assert_eq!(
6185 room.followers_for(peer_id_a, project_id),
6186 &[peer_id_b, peer_id_c],
6187 "checking followers for A as {name}"
6188 );
6189 });
6190 }
6191
6192 // Client C unfollows client A.
6193 workspace_c.update(cx_c, |workspace, cx| {
6194 workspace.toggle_follow(peer_id_a, cx);
6195 });
6196
6197 // All clients see that clients B is following client A.
6198 cx_c.foreground().run_until_parked();
6199 for (name, active_call, cx) in [
6200 ("A", &active_call_a, &cx_a),
6201 ("B", &active_call_b, &cx_b),
6202 ("C", &active_call_c, &cx_c),
6203 ("D", &active_call_d, &cx_d),
6204 ] {
6205 active_call.read_with(*cx, |call, cx| {
6206 let room = call.room().unwrap().read(cx);
6207 assert_eq!(
6208 room.followers_for(peer_id_a, project_id),
6209 &[peer_id_b],
6210 "checking followers for A as {name}"
6211 );
6212 });
6213 }
6214
6215 // Client C re-follows client A.
6216 workspace_c.update(cx_c, |workspace, cx| {
6217 workspace.toggle_follow(peer_id_a, cx);
6218 });
6219
6220 // All clients see that clients B and C are following client A.
6221 cx_c.foreground().run_until_parked();
6222 for (name, active_call, cx) in [
6223 ("A", &active_call_a, &cx_a),
6224 ("B", &active_call_b, &cx_b),
6225 ("C", &active_call_c, &cx_c),
6226 ("D", &active_call_d, &cx_d),
6227 ] {
6228 active_call.read_with(*cx, |call, cx| {
6229 let room = call.room().unwrap().read(cx);
6230 assert_eq!(
6231 room.followers_for(peer_id_a, project_id),
6232 &[peer_id_b, peer_id_c],
6233 "checking followers for A as {name}"
6234 );
6235 });
6236 }
6237
6238 // Client D follows client C.
6239 workspace_d
6240 .update(cx_d, |workspace, cx| {
6241 workspace.toggle_follow(peer_id_c, cx).unwrap()
6242 })
6243 .await
6244 .unwrap();
6245
6246 // All clients see that D is following C
6247 cx_d.foreground().run_until_parked();
6248 for (name, active_call, cx) in [
6249 ("A", &active_call_a, &cx_a),
6250 ("B", &active_call_b, &cx_b),
6251 ("C", &active_call_c, &cx_c),
6252 ("D", &active_call_d, &cx_d),
6253 ] {
6254 active_call.read_with(*cx, |call, cx| {
6255 let room = call.room().unwrap().read(cx);
6256 assert_eq!(
6257 room.followers_for(peer_id_c, project_id),
6258 &[peer_id_d],
6259 "checking followers for C as {name}"
6260 );
6261 });
6262 }
6263
6264 // Client C closes the project.
6265 cx_c.drop_last(workspace_c);
6266
6267 // Clients A and B see that client B is following A, and client C is not present in the followers.
6268 cx_c.foreground().run_until_parked();
6269 for (name, active_call, cx) in [("A", &active_call_a, &cx_a), ("B", &active_call_b, &cx_b)] {
6270 active_call.read_with(*cx, |call, cx| {
6271 let room = call.room().unwrap().read(cx);
6272 assert_eq!(
6273 room.followers_for(peer_id_a, project_id),
6274 &[peer_id_b],
6275 "checking followers for A as {name}"
6276 );
6277 });
6278 }
6279
6280 // All clients see that no-one is following C
6281 for (name, active_call, cx) in [
6282 ("A", &active_call_a, &cx_a),
6283 ("B", &active_call_b, &cx_b),
6284 ("C", &active_call_c, &cx_c),
6285 ("D", &active_call_d, &cx_d),
6286 ] {
6287 active_call.read_with(*cx, |call, cx| {
6288 let room = call.room().unwrap().read(cx);
6289 assert_eq!(
6290 room.followers_for(peer_id_c, project_id),
6291 &[],
6292 "checking followers for C as {name}"
6293 );
6294 });
6295 }
6296
6297 // When client A activates a different editor, client B does so as well.
6298 workspace_a.update(cx_a, |workspace, cx| {
6299 workspace.activate_item(&editor_a1, cx)
6300 });
6301 deterministic.run_until_parked();
6302 workspace_b.read_with(cx_b, |workspace, cx| {
6303 assert_eq!(workspace.active_item(cx).unwrap().id(), editor_b1.id());
6304 });
6305
6306 // When client A opens a multibuffer, client B does so as well.
6307 let multibuffer_a = cx_a.add_model(|cx| {
6308 let buffer_a1 = project_a.update(cx, |project, cx| {
6309 project
6310 .get_open_buffer(&(worktree_id, "1.txt").into(), cx)
6311 .unwrap()
6312 });
6313 let buffer_a2 = project_a.update(cx, |project, cx| {
6314 project
6315 .get_open_buffer(&(worktree_id, "2.txt").into(), cx)
6316 .unwrap()
6317 });
6318 let mut result = MultiBuffer::new(0);
6319 result.push_excerpts(
6320 buffer_a1,
6321 [ExcerptRange {
6322 context: 0..3,
6323 primary: None,
6324 }],
6325 cx,
6326 );
6327 result.push_excerpts(
6328 buffer_a2,
6329 [ExcerptRange {
6330 context: 4..7,
6331 primary: None,
6332 }],
6333 cx,
6334 );
6335 result
6336 });
6337 let multibuffer_editor_a = workspace_a.update(cx_a, |workspace, cx| {
6338 let editor =
6339 cx.add_view(|cx| Editor::for_multibuffer(multibuffer_a, Some(project_a.clone()), cx));
6340 workspace.add_item(Box::new(editor.clone()), cx);
6341 editor
6342 });
6343 deterministic.run_until_parked();
6344 let multibuffer_editor_b = workspace_b.read_with(cx_b, |workspace, cx| {
6345 workspace
6346 .active_item(cx)
6347 .unwrap()
6348 .downcast::<Editor>()
6349 .unwrap()
6350 });
6351 assert_eq!(
6352 multibuffer_editor_a.read_with(cx_a, |editor, cx| editor.text(cx)),
6353 multibuffer_editor_b.read_with(cx_b, |editor, cx| editor.text(cx)),
6354 );
6355
6356 // When client A navigates back and forth, client B does so as well.
6357 workspace_a
6358 .update(cx_a, |workspace, cx| {
6359 workspace::Pane::go_back(workspace, None, cx)
6360 })
6361 .await
6362 .unwrap();
6363 deterministic.run_until_parked();
6364 workspace_b.read_with(cx_b, |workspace, cx| {
6365 assert_eq!(workspace.active_item(cx).unwrap().id(), editor_b1.id());
6366 });
6367
6368 workspace_a
6369 .update(cx_a, |workspace, cx| {
6370 workspace::Pane::go_back(workspace, None, cx)
6371 })
6372 .await
6373 .unwrap();
6374 deterministic.run_until_parked();
6375 workspace_b.read_with(cx_b, |workspace, cx| {
6376 assert_eq!(workspace.active_item(cx).unwrap().id(), editor_b2.id());
6377 });
6378
6379 workspace_a
6380 .update(cx_a, |workspace, cx| {
6381 workspace::Pane::go_forward(workspace, None, cx)
6382 })
6383 .await
6384 .unwrap();
6385 deterministic.run_until_parked();
6386 workspace_b.read_with(cx_b, |workspace, cx| {
6387 assert_eq!(workspace.active_item(cx).unwrap().id(), editor_b1.id());
6388 });
6389
6390 // Changes to client A's editor are reflected on client B.
6391 editor_a1.update(cx_a, |editor, cx| {
6392 editor.change_selections(None, cx, |s| s.select_ranges([1..1, 2..2]));
6393 });
6394 deterministic.run_until_parked();
6395 editor_b1.read_with(cx_b, |editor, cx| {
6396 assert_eq!(editor.selections.ranges(cx), &[1..1, 2..2]);
6397 });
6398
6399 editor_a1.update(cx_a, |editor, cx| editor.set_text("TWO", cx));
6400 deterministic.run_until_parked();
6401 editor_b1.read_with(cx_b, |editor, cx| assert_eq!(editor.text(cx), "TWO"));
6402
6403 editor_a1.update(cx_a, |editor, cx| {
6404 editor.change_selections(None, cx, |s| s.select_ranges([3..3]));
6405 editor.set_scroll_position(vec2f(0., 100.), cx);
6406 });
6407 deterministic.run_until_parked();
6408 editor_b1.read_with(cx_b, |editor, cx| {
6409 assert_eq!(editor.selections.ranges(cx), &[3..3]);
6410 });
6411
6412 // After unfollowing, client B stops receiving updates from client A.
6413 workspace_b.update(cx_b, |workspace, cx| {
6414 workspace.unfollow(&workspace.active_pane().clone(), cx)
6415 });
6416 workspace_a.update(cx_a, |workspace, cx| {
6417 workspace.activate_item(&editor_a2, cx)
6418 });
6419 deterministic.run_until_parked();
6420 assert_eq!(
6421 workspace_b.read_with(cx_b, |workspace, cx| workspace
6422 .active_item(cx)
6423 .unwrap()
6424 .id()),
6425 editor_b1.id()
6426 );
6427
6428 // Client A starts following client B.
6429 workspace_a
6430 .update(cx_a, |workspace, cx| {
6431 workspace.toggle_follow(peer_id_b, cx).unwrap()
6432 })
6433 .await
6434 .unwrap();
6435 assert_eq!(
6436 workspace_a.read_with(cx_a, |workspace, _| workspace.leader_for_pane(&pane_a)),
6437 Some(peer_id_b)
6438 );
6439 assert_eq!(
6440 workspace_a.read_with(cx_a, |workspace, cx| workspace
6441 .active_item(cx)
6442 .unwrap()
6443 .id()),
6444 editor_a1.id()
6445 );
6446
6447 // Client B activates an external window, which causes a new screen-sharing item to be added to the pane.
6448 let display = MacOSDisplay::new();
6449 active_call_b
6450 .update(cx_b, |call, cx| call.set_location(None, cx))
6451 .await
6452 .unwrap();
6453 active_call_b
6454 .update(cx_b, |call, cx| {
6455 call.room().unwrap().update(cx, |room, cx| {
6456 room.set_display_sources(vec![display.clone()]);
6457 room.share_screen(cx)
6458 })
6459 })
6460 .await
6461 .unwrap();
6462 deterministic.run_until_parked();
6463 let shared_screen = workspace_a.read_with(cx_a, |workspace, cx| {
6464 workspace
6465 .active_item(cx)
6466 .unwrap()
6467 .downcast::<SharedScreen>()
6468 .unwrap()
6469 });
6470
6471 // Client B activates Zed again, which causes the previous editor to become focused again.
6472 active_call_b
6473 .update(cx_b, |call, cx| call.set_location(Some(&project_b), cx))
6474 .await
6475 .unwrap();
6476 deterministic.run_until_parked();
6477 workspace_a.read_with(cx_a, |workspace, cx| {
6478 assert_eq!(workspace.active_item(cx).unwrap().id(), editor_a1.id())
6479 });
6480
6481 // Client B activates a multibuffer that was created by following client A. Client A returns to that multibuffer.
6482 workspace_b.update(cx_b, |workspace, cx| {
6483 workspace.activate_item(&multibuffer_editor_b, cx)
6484 });
6485 deterministic.run_until_parked();
6486 workspace_a.read_with(cx_a, |workspace, cx| {
6487 assert_eq!(
6488 workspace.active_item(cx).unwrap().id(),
6489 multibuffer_editor_a.id()
6490 )
6491 });
6492
6493 // Client B activates an external window again, and the previously-opened screen-sharing item
6494 // gets activated.
6495 active_call_b
6496 .update(cx_b, |call, cx| call.set_location(None, cx))
6497 .await
6498 .unwrap();
6499 deterministic.run_until_parked();
6500 assert_eq!(
6501 workspace_a.read_with(cx_a, |workspace, cx| workspace
6502 .active_item(cx)
6503 .unwrap()
6504 .id()),
6505 shared_screen.id()
6506 );
6507
6508 // Following interrupts when client B disconnects.
6509 client_b.disconnect(&cx_b.to_async());
6510 deterministic.advance_clock(RECONNECT_TIMEOUT);
6511 assert_eq!(
6512 workspace_a.read_with(cx_a, |workspace, _| workspace.leader_for_pane(&pane_a)),
6513 None
6514 );
6515}
6516
6517#[gpui::test(iterations = 10)]
6518async fn test_join_call_after_screen_was_shared(
6519 deterministic: Arc<Deterministic>,
6520 cx_a: &mut TestAppContext,
6521 cx_b: &mut TestAppContext,
6522) {
6523 deterministic.forbid_parking();
6524 let mut server = TestServer::start(&deterministic).await;
6525
6526 let client_a = server.create_client(cx_a, "user_a").await;
6527 let client_b = server.create_client(cx_b, "user_b").await;
6528 server
6529 .make_contacts(&mut [(&client_a, cx_a), (&client_b, cx_b)])
6530 .await;
6531
6532 let active_call_a = cx_a.read(ActiveCall::global);
6533 let active_call_b = cx_b.read(ActiveCall::global);
6534
6535 // Call users B and C from client A.
6536 active_call_a
6537 .update(cx_a, |call, cx| {
6538 call.invite(client_b.user_id().unwrap(), None, cx)
6539 })
6540 .await
6541 .unwrap();
6542 let room_a = active_call_a.read_with(cx_a, |call, _| call.room().unwrap().clone());
6543 deterministic.run_until_parked();
6544 assert_eq!(
6545 room_participants(&room_a, cx_a),
6546 RoomParticipants {
6547 remote: Default::default(),
6548 pending: vec!["user_b".to_string()]
6549 }
6550 );
6551
6552 // User B receives the call.
6553 let mut incoming_call_b = active_call_b.read_with(cx_b, |call, _| call.incoming());
6554 let call_b = incoming_call_b.next().await.unwrap().unwrap();
6555 assert_eq!(call_b.calling_user.github_login, "user_a");
6556
6557 // User A shares their screen
6558 let display = MacOSDisplay::new();
6559 active_call_a
6560 .update(cx_a, |call, cx| {
6561 call.room().unwrap().update(cx, |room, cx| {
6562 room.set_display_sources(vec![display.clone()]);
6563 room.share_screen(cx)
6564 })
6565 })
6566 .await
6567 .unwrap();
6568
6569 client_b.user_store.update(cx_b, |user_store, _| {
6570 user_store.clear_cache();
6571 });
6572
6573 // User B joins the room
6574 active_call_b
6575 .update(cx_b, |call, cx| call.accept_incoming(cx))
6576 .await
6577 .unwrap();
6578 let room_b = active_call_b.read_with(cx_b, |call, _| call.room().unwrap().clone());
6579 assert!(incoming_call_b.next().await.unwrap().is_none());
6580
6581 deterministic.run_until_parked();
6582 assert_eq!(
6583 room_participants(&room_a, cx_a),
6584 RoomParticipants {
6585 remote: vec!["user_b".to_string()],
6586 pending: vec![],
6587 }
6588 );
6589 assert_eq!(
6590 room_participants(&room_b, cx_b),
6591 RoomParticipants {
6592 remote: vec!["user_a".to_string()],
6593 pending: vec![],
6594 }
6595 );
6596
6597 // Ensure User B sees User A's screenshare.
6598 room_b.read_with(cx_b, |room, _| {
6599 assert_eq!(
6600 room.remote_participants()
6601 .get(&client_a.user_id().unwrap())
6602 .unwrap()
6603 .tracks
6604 .len(),
6605 1
6606 );
6607 });
6608}
6609
6610#[gpui::test]
6611async fn test_following_tab_order(
6612 deterministic: Arc<Deterministic>,
6613 cx_a: &mut TestAppContext,
6614 cx_b: &mut TestAppContext,
6615) {
6616 cx_a.update(editor::init);
6617 cx_b.update(editor::init);
6618
6619 let mut server = TestServer::start(&deterministic).await;
6620 let client_a = server.create_client(cx_a, "user_a").await;
6621 let client_b = server.create_client(cx_b, "user_b").await;
6622 server
6623 .create_room(&mut [(&client_a, cx_a), (&client_b, cx_b)])
6624 .await;
6625 let active_call_a = cx_a.read(ActiveCall::global);
6626 let active_call_b = cx_b.read(ActiveCall::global);
6627
6628 client_a
6629 .fs
6630 .insert_tree(
6631 "/a",
6632 json!({
6633 "1.txt": "one",
6634 "2.txt": "two",
6635 "3.txt": "three",
6636 }),
6637 )
6638 .await;
6639 let (project_a, worktree_id) = client_a.build_local_project("/a", cx_a).await;
6640 active_call_a
6641 .update(cx_a, |call, cx| call.set_location(Some(&project_a), cx))
6642 .await
6643 .unwrap();
6644
6645 let project_id = active_call_a
6646 .update(cx_a, |call, cx| call.share_project(project_a.clone(), cx))
6647 .await
6648 .unwrap();
6649 let project_b = client_b.build_remote_project(project_id, cx_b).await;
6650 active_call_b
6651 .update(cx_b, |call, cx| call.set_location(Some(&project_b), cx))
6652 .await
6653 .unwrap();
6654
6655 let workspace_a = client_a.build_workspace(&project_a, cx_a);
6656 let pane_a = workspace_a.read_with(cx_a, |workspace, _| workspace.active_pane().clone());
6657
6658 let workspace_b = client_b.build_workspace(&project_b, cx_b);
6659 let pane_b = workspace_b.read_with(cx_b, |workspace, _| workspace.active_pane().clone());
6660
6661 let client_b_id = project_a.read_with(cx_a, |project, _| {
6662 project.collaborators().values().next().unwrap().peer_id
6663 });
6664
6665 //Open 1, 3 in that order on client A
6666 workspace_a
6667 .update(cx_a, |workspace, cx| {
6668 workspace.open_path((worktree_id, "1.txt"), None, true, cx)
6669 })
6670 .await
6671 .unwrap();
6672 workspace_a
6673 .update(cx_a, |workspace, cx| {
6674 workspace.open_path((worktree_id, "3.txt"), None, true, cx)
6675 })
6676 .await
6677 .unwrap();
6678
6679 let pane_paths = |pane: &ViewHandle<workspace::Pane>, cx: &mut TestAppContext| {
6680 pane.update(cx, |pane, cx| {
6681 pane.items()
6682 .map(|item| {
6683 item.project_path(cx)
6684 .unwrap()
6685 .path
6686 .to_str()
6687 .unwrap()
6688 .to_owned()
6689 })
6690 .collect::<Vec<_>>()
6691 })
6692 };
6693
6694 //Verify that the tabs opened in the order we expect
6695 assert_eq!(&pane_paths(&pane_a, cx_a), &["1.txt", "3.txt"]);
6696
6697 //Follow client B as client A
6698 workspace_a
6699 .update(cx_a, |workspace, cx| {
6700 workspace.toggle_follow(client_b_id, cx).unwrap()
6701 })
6702 .await
6703 .unwrap();
6704
6705 //Open just 2 on client B
6706 workspace_b
6707 .update(cx_b, |workspace, cx| {
6708 workspace.open_path((worktree_id, "2.txt"), None, true, cx)
6709 })
6710 .await
6711 .unwrap();
6712 deterministic.run_until_parked();
6713
6714 // Verify that newly opened followed file is at the end
6715 assert_eq!(&pane_paths(&pane_a, cx_a), &["1.txt", "3.txt", "2.txt"]);
6716
6717 //Open just 1 on client B
6718 workspace_b
6719 .update(cx_b, |workspace, cx| {
6720 workspace.open_path((worktree_id, "1.txt"), None, true, cx)
6721 })
6722 .await
6723 .unwrap();
6724 assert_eq!(&pane_paths(&pane_b, cx_b), &["2.txt", "1.txt"]);
6725 deterministic.run_until_parked();
6726
6727 // Verify that following into 1 did not reorder
6728 assert_eq!(&pane_paths(&pane_a, cx_a), &["1.txt", "3.txt", "2.txt"]);
6729}
6730
6731#[gpui::test(iterations = 10)]
6732async fn test_peers_following_each_other(
6733 deterministic: Arc<Deterministic>,
6734 cx_a: &mut TestAppContext,
6735 cx_b: &mut TestAppContext,
6736) {
6737 deterministic.forbid_parking();
6738 cx_a.update(editor::init);
6739 cx_b.update(editor::init);
6740
6741 let mut server = TestServer::start(&deterministic).await;
6742 let client_a = server.create_client(cx_a, "user_a").await;
6743 let client_b = server.create_client(cx_b, "user_b").await;
6744 server
6745 .create_room(&mut [(&client_a, cx_a), (&client_b, cx_b)])
6746 .await;
6747 let active_call_a = cx_a.read(ActiveCall::global);
6748 let active_call_b = cx_b.read(ActiveCall::global);
6749
6750 // Client A shares a project.
6751 client_a
6752 .fs
6753 .insert_tree(
6754 "/a",
6755 json!({
6756 "1.txt": "one",
6757 "2.txt": "two",
6758 "3.txt": "three",
6759 "4.txt": "four",
6760 }),
6761 )
6762 .await;
6763 let (project_a, worktree_id) = client_a.build_local_project("/a", cx_a).await;
6764 active_call_a
6765 .update(cx_a, |call, cx| call.set_location(Some(&project_a), cx))
6766 .await
6767 .unwrap();
6768 let project_id = active_call_a
6769 .update(cx_a, |call, cx| call.share_project(project_a.clone(), cx))
6770 .await
6771 .unwrap();
6772
6773 // Client B joins the project.
6774 let project_b = client_b.build_remote_project(project_id, cx_b).await;
6775 active_call_b
6776 .update(cx_b, |call, cx| call.set_location(Some(&project_b), cx))
6777 .await
6778 .unwrap();
6779
6780 // Client A opens some editors.
6781 let workspace_a = client_a.build_workspace(&project_a, cx_a);
6782 let pane_a1 = workspace_a.read_with(cx_a, |workspace, _| workspace.active_pane().clone());
6783 let _editor_a1 = workspace_a
6784 .update(cx_a, |workspace, cx| {
6785 workspace.open_path((worktree_id, "1.txt"), None, true, cx)
6786 })
6787 .await
6788 .unwrap()
6789 .downcast::<Editor>()
6790 .unwrap();
6791
6792 // Client B opens an editor.
6793 let workspace_b = client_b.build_workspace(&project_b, cx_b);
6794 let pane_b1 = workspace_b.read_with(cx_b, |workspace, _| workspace.active_pane().clone());
6795 let _editor_b1 = workspace_b
6796 .update(cx_b, |workspace, cx| {
6797 workspace.open_path((worktree_id, "2.txt"), None, true, cx)
6798 })
6799 .await
6800 .unwrap()
6801 .downcast::<Editor>()
6802 .unwrap();
6803
6804 // Clients A and B follow each other in split panes
6805 workspace_a.update(cx_a, |workspace, cx| {
6806 workspace.split_pane(workspace.active_pane().clone(), SplitDirection::Right, cx);
6807 let pane_a1 = pane_a1.clone();
6808 cx.defer(move |workspace, _| {
6809 assert_ne!(*workspace.active_pane(), pane_a1);
6810 });
6811 });
6812 workspace_a
6813 .update(cx_a, |workspace, cx| {
6814 let leader_id = *project_a.read(cx).collaborators().keys().next().unwrap();
6815 workspace.toggle_follow(leader_id, cx).unwrap()
6816 })
6817 .await
6818 .unwrap();
6819 workspace_b.update(cx_b, |workspace, cx| {
6820 workspace.split_pane(workspace.active_pane().clone(), SplitDirection::Right, cx);
6821 let pane_b1 = pane_b1.clone();
6822 cx.defer(move |workspace, _| {
6823 assert_ne!(*workspace.active_pane(), pane_b1);
6824 });
6825 });
6826 workspace_b
6827 .update(cx_b, |workspace, cx| {
6828 let leader_id = *project_b.read(cx).collaborators().keys().next().unwrap();
6829 workspace.toggle_follow(leader_id, cx).unwrap()
6830 })
6831 .await
6832 .unwrap();
6833
6834 workspace_a.update(cx_a, |workspace, cx| {
6835 workspace.activate_next_pane(cx);
6836 });
6837 // Wait for focus effects to be fully flushed
6838 workspace_a.update(cx_a, |workspace, _| {
6839 assert_eq!(*workspace.active_pane(), pane_a1);
6840 });
6841
6842 workspace_a
6843 .update(cx_a, |workspace, cx| {
6844 workspace.open_path((worktree_id, "3.txt"), None, true, cx)
6845 })
6846 .await
6847 .unwrap();
6848 workspace_b.update(cx_b, |workspace, cx| {
6849 workspace.activate_next_pane(cx);
6850 });
6851
6852 workspace_b
6853 .update(cx_b, |workspace, cx| {
6854 assert_eq!(*workspace.active_pane(), pane_b1);
6855 workspace.open_path((worktree_id, "4.txt"), None, true, cx)
6856 })
6857 .await
6858 .unwrap();
6859 cx_a.foreground().run_until_parked();
6860
6861 // Ensure leader updates don't change the active pane of followers
6862 workspace_a.read_with(cx_a, |workspace, _| {
6863 assert_eq!(*workspace.active_pane(), pane_a1);
6864 });
6865 workspace_b.read_with(cx_b, |workspace, _| {
6866 assert_eq!(*workspace.active_pane(), pane_b1);
6867 });
6868
6869 // Ensure peers following each other doesn't cause an infinite loop.
6870 assert_eq!(
6871 workspace_a.read_with(cx_a, |workspace, cx| workspace
6872 .active_item(cx)
6873 .unwrap()
6874 .project_path(cx)),
6875 Some((worktree_id, "3.txt").into())
6876 );
6877 workspace_a.update(cx_a, |workspace, cx| {
6878 assert_eq!(
6879 workspace.active_item(cx).unwrap().project_path(cx),
6880 Some((worktree_id, "3.txt").into())
6881 );
6882 workspace.activate_next_pane(cx);
6883 });
6884
6885 workspace_a.update(cx_a, |workspace, cx| {
6886 assert_eq!(
6887 workspace.active_item(cx).unwrap().project_path(cx),
6888 Some((worktree_id, "4.txt").into())
6889 );
6890 });
6891
6892 workspace_b.update(cx_b, |workspace, cx| {
6893 assert_eq!(
6894 workspace.active_item(cx).unwrap().project_path(cx),
6895 Some((worktree_id, "4.txt").into())
6896 );
6897 workspace.activate_next_pane(cx);
6898 });
6899
6900 workspace_b.update(cx_b, |workspace, cx| {
6901 assert_eq!(
6902 workspace.active_item(cx).unwrap().project_path(cx),
6903 Some((worktree_id, "3.txt").into())
6904 );
6905 });
6906}
6907
6908#[gpui::test(iterations = 10)]
6909async fn test_auto_unfollowing(
6910 deterministic: Arc<Deterministic>,
6911 cx_a: &mut TestAppContext,
6912 cx_b: &mut TestAppContext,
6913) {
6914 deterministic.forbid_parking();
6915 cx_a.update(editor::init);
6916 cx_b.update(editor::init);
6917
6918 // 2 clients connect to a server.
6919 let mut server = TestServer::start(&deterministic).await;
6920 let client_a = server.create_client(cx_a, "user_a").await;
6921 let client_b = server.create_client(cx_b, "user_b").await;
6922 server
6923 .create_room(&mut [(&client_a, cx_a), (&client_b, cx_b)])
6924 .await;
6925 let active_call_a = cx_a.read(ActiveCall::global);
6926 let active_call_b = cx_b.read(ActiveCall::global);
6927
6928 // Client A shares a project.
6929 client_a
6930 .fs
6931 .insert_tree(
6932 "/a",
6933 json!({
6934 "1.txt": "one",
6935 "2.txt": "two",
6936 "3.txt": "three",
6937 }),
6938 )
6939 .await;
6940 let (project_a, worktree_id) = client_a.build_local_project("/a", cx_a).await;
6941 active_call_a
6942 .update(cx_a, |call, cx| call.set_location(Some(&project_a), cx))
6943 .await
6944 .unwrap();
6945
6946 let project_id = active_call_a
6947 .update(cx_a, |call, cx| call.share_project(project_a.clone(), cx))
6948 .await
6949 .unwrap();
6950 let project_b = client_b.build_remote_project(project_id, cx_b).await;
6951 active_call_b
6952 .update(cx_b, |call, cx| call.set_location(Some(&project_b), cx))
6953 .await
6954 .unwrap();
6955
6956 // Client A opens some editors.
6957 let workspace_a = client_a.build_workspace(&project_a, cx_a);
6958 let _editor_a1 = workspace_a
6959 .update(cx_a, |workspace, cx| {
6960 workspace.open_path((worktree_id, "1.txt"), None, true, cx)
6961 })
6962 .await
6963 .unwrap()
6964 .downcast::<Editor>()
6965 .unwrap();
6966
6967 // Client B starts following client A.
6968 let workspace_b = client_b.build_workspace(&project_b, cx_b);
6969 let pane_b = workspace_b.read_with(cx_b, |workspace, _| workspace.active_pane().clone());
6970 let leader_id = project_b.read_with(cx_b, |project, _| {
6971 project.collaborators().values().next().unwrap().peer_id
6972 });
6973 workspace_b
6974 .update(cx_b, |workspace, cx| {
6975 workspace.toggle_follow(leader_id, cx).unwrap()
6976 })
6977 .await
6978 .unwrap();
6979 assert_eq!(
6980 workspace_b.read_with(cx_b, |workspace, _| workspace.leader_for_pane(&pane_b)),
6981 Some(leader_id)
6982 );
6983 let editor_b2 = workspace_b.read_with(cx_b, |workspace, cx| {
6984 workspace
6985 .active_item(cx)
6986 .unwrap()
6987 .downcast::<Editor>()
6988 .unwrap()
6989 });
6990
6991 // When client B moves, it automatically stops following client A.
6992 editor_b2.update(cx_b, |editor, cx| editor.move_right(&editor::MoveRight, cx));
6993 assert_eq!(
6994 workspace_b.read_with(cx_b, |workspace, _| workspace.leader_for_pane(&pane_b)),
6995 None
6996 );
6997
6998 workspace_b
6999 .update(cx_b, |workspace, cx| {
7000 workspace.toggle_follow(leader_id, cx).unwrap()
7001 })
7002 .await
7003 .unwrap();
7004 assert_eq!(
7005 workspace_b.read_with(cx_b, |workspace, _| workspace.leader_for_pane(&pane_b)),
7006 Some(leader_id)
7007 );
7008
7009 // When client B edits, it automatically stops following client A.
7010 editor_b2.update(cx_b, |editor, cx| editor.insert("X", cx));
7011 assert_eq!(
7012 workspace_b.read_with(cx_b, |workspace, _| workspace.leader_for_pane(&pane_b)),
7013 None
7014 );
7015
7016 workspace_b
7017 .update(cx_b, |workspace, cx| {
7018 workspace.toggle_follow(leader_id, cx).unwrap()
7019 })
7020 .await
7021 .unwrap();
7022 assert_eq!(
7023 workspace_b.read_with(cx_b, |workspace, _| workspace.leader_for_pane(&pane_b)),
7024 Some(leader_id)
7025 );
7026
7027 // When client B scrolls, it automatically stops following client A.
7028 editor_b2.update(cx_b, |editor, cx| {
7029 editor.set_scroll_position(vec2f(0., 3.), cx)
7030 });
7031 assert_eq!(
7032 workspace_b.read_with(cx_b, |workspace, _| workspace.leader_for_pane(&pane_b)),
7033 None
7034 );
7035
7036 workspace_b
7037 .update(cx_b, |workspace, cx| {
7038 workspace.toggle_follow(leader_id, cx).unwrap()
7039 })
7040 .await
7041 .unwrap();
7042 assert_eq!(
7043 workspace_b.read_with(cx_b, |workspace, _| workspace.leader_for_pane(&pane_b)),
7044 Some(leader_id)
7045 );
7046
7047 // When client B activates a different pane, it continues following client A in the original pane.
7048 workspace_b.update(cx_b, |workspace, cx| {
7049 workspace.split_pane(pane_b.clone(), SplitDirection::Right, cx)
7050 });
7051 assert_eq!(
7052 workspace_b.read_with(cx_b, |workspace, _| workspace.leader_for_pane(&pane_b)),
7053 Some(leader_id)
7054 );
7055
7056 workspace_b.update(cx_b, |workspace, cx| workspace.activate_next_pane(cx));
7057 assert_eq!(
7058 workspace_b.read_with(cx_b, |workspace, _| workspace.leader_for_pane(&pane_b)),
7059 Some(leader_id)
7060 );
7061
7062 // When client B activates a different item in the original pane, it automatically stops following client A.
7063 workspace_b
7064 .update(cx_b, |workspace, cx| {
7065 workspace.open_path((worktree_id, "2.txt"), None, true, cx)
7066 })
7067 .await
7068 .unwrap();
7069 assert_eq!(
7070 workspace_b.read_with(cx_b, |workspace, _| workspace.leader_for_pane(&pane_b)),
7071 None
7072 );
7073}
7074
7075#[gpui::test(iterations = 10)]
7076async fn test_peers_simultaneously_following_each_other(
7077 deterministic: Arc<Deterministic>,
7078 cx_a: &mut TestAppContext,
7079 cx_b: &mut TestAppContext,
7080) {
7081 deterministic.forbid_parking();
7082 cx_a.update(editor::init);
7083 cx_b.update(editor::init);
7084
7085 let mut server = TestServer::start(&deterministic).await;
7086 let client_a = server.create_client(cx_a, "user_a").await;
7087 let client_b = server.create_client(cx_b, "user_b").await;
7088 server
7089 .create_room(&mut [(&client_a, cx_a), (&client_b, cx_b)])
7090 .await;
7091 let active_call_a = cx_a.read(ActiveCall::global);
7092
7093 client_a.fs.insert_tree("/a", json!({})).await;
7094 let (project_a, _) = client_a.build_local_project("/a", cx_a).await;
7095 let workspace_a = client_a.build_workspace(&project_a, cx_a);
7096 let project_id = active_call_a
7097 .update(cx_a, |call, cx| call.share_project(project_a.clone(), cx))
7098 .await
7099 .unwrap();
7100
7101 let project_b = client_b.build_remote_project(project_id, cx_b).await;
7102 let workspace_b = client_b.build_workspace(&project_b, cx_b);
7103
7104 deterministic.run_until_parked();
7105 let client_a_id = project_b.read_with(cx_b, |project, _| {
7106 project.collaborators().values().next().unwrap().peer_id
7107 });
7108 let client_b_id = project_a.read_with(cx_a, |project, _| {
7109 project.collaborators().values().next().unwrap().peer_id
7110 });
7111
7112 let a_follow_b = workspace_a.update(cx_a, |workspace, cx| {
7113 workspace.toggle_follow(client_b_id, cx).unwrap()
7114 });
7115 let b_follow_a = workspace_b.update(cx_b, |workspace, cx| {
7116 workspace.toggle_follow(client_a_id, cx).unwrap()
7117 });
7118
7119 futures::try_join!(a_follow_b, b_follow_a).unwrap();
7120 workspace_a.read_with(cx_a, |workspace, _| {
7121 assert_eq!(
7122 workspace.leader_for_pane(workspace.active_pane()),
7123 Some(client_b_id)
7124 );
7125 });
7126 workspace_b.read_with(cx_b, |workspace, _| {
7127 assert_eq!(
7128 workspace.leader_for_pane(workspace.active_pane()),
7129 Some(client_a_id)
7130 );
7131 });
7132}
7133
7134#[derive(Debug, Eq, PartialEq)]
7135struct RoomParticipants {
7136 remote: Vec<String>,
7137 pending: Vec<String>,
7138}
7139
7140fn room_participants(room: &ModelHandle<Room>, cx: &mut TestAppContext) -> RoomParticipants {
7141 room.read_with(cx, |room, _| {
7142 let mut remote = room
7143 .remote_participants()
7144 .iter()
7145 .map(|(_, participant)| participant.user.github_login.clone())
7146 .collect::<Vec<_>>();
7147 let mut pending = room
7148 .pending_participants()
7149 .iter()
7150 .map(|user| user.github_login.clone())
7151 .collect::<Vec<_>>();
7152 remote.sort();
7153 pending.sort();
7154 RoomParticipants { remote, pending }
7155 })
7156}