1use crate::{
2 Event, ExtensionIndex, ExtensionIndexEntry, ExtensionIndexLanguageEntry,
3 ExtensionIndexThemeEntry, ExtensionManifest, ExtensionSettings, ExtensionStore,
4 GrammarManifestEntry, RELOAD_DEBOUNCE_DURATION, SchemaVersion,
5};
6use async_compression::futures::bufread::GzipEncoder;
7use collections::BTreeMap;
8use extension::ExtensionHostProxy;
9use fs::{FakeFs, Fs, RealFs};
10use futures::{AsyncReadExt, StreamExt, io::BufReader};
11use gpui::{AppContext as _, SemanticVersion, TestAppContext};
12use http_client::{FakeHttpClient, Response};
13use language::{BinaryStatus, LanguageMatcher, LanguageRegistry, LanguageServerStatusUpdate};
14use lsp::LanguageServerName;
15use node_runtime::NodeRuntime;
16use parking_lot::Mutex;
17use project::{DEFAULT_COMPLETION_CONTEXT, Project};
18use release_channel::AppVersion;
19use reqwest_client::ReqwestClient;
20use serde_json::json;
21use settings::{Settings as _, SettingsStore};
22use std::{
23 ffi::OsString,
24 path::{Path, PathBuf},
25 sync::Arc,
26};
27use theme::ThemeRegistry;
28use util::test::TempTree;
29
30#[cfg(test)]
31#[ctor::ctor]
32fn init_logger() {
33 zlog::init_test();
34}
35
36#[gpui::test]
37async fn test_extension_store(cx: &mut TestAppContext) {
38 init_test(cx);
39
40 let fs = FakeFs::new(cx.executor());
41 let http_client = FakeHttpClient::with_200_response();
42
43 fs.insert_tree(
44 "/the-extension-dir",
45 json!({
46 "installed": {
47 "zed-monokai": {
48 "extension.json": r#"{
49 "id": "zed-monokai",
50 "name": "Zed Monokai",
51 "version": "2.0.0",
52 "themes": {
53 "Monokai Dark": "themes/monokai.json",
54 "Monokai Light": "themes/monokai.json",
55 "Monokai Pro Dark": "themes/monokai-pro.json",
56 "Monokai Pro Light": "themes/monokai-pro.json"
57 }
58 }"#,
59 "themes": {
60 "monokai.json": r#"{
61 "name": "Monokai",
62 "author": "Someone",
63 "themes": [
64 {
65 "name": "Monokai Dark",
66 "appearance": "dark",
67 "style": {}
68 },
69 {
70 "name": "Monokai Light",
71 "appearance": "light",
72 "style": {}
73 }
74 ]
75 }"#,
76 "monokai-pro.json": r#"{
77 "name": "Monokai Pro",
78 "author": "Someone",
79 "themes": [
80 {
81 "name": "Monokai Pro Dark",
82 "appearance": "dark",
83 "style": {}
84 },
85 {
86 "name": "Monokai Pro Light",
87 "appearance": "light",
88 "style": {}
89 }
90 ]
91 }"#,
92 }
93 },
94 "zed-ruby": {
95 "extension.json": r#"{
96 "id": "zed-ruby",
97 "name": "Zed Ruby",
98 "version": "1.0.0",
99 "grammars": {
100 "ruby": "grammars/ruby.wasm",
101 "embedded_template": "grammars/embedded_template.wasm"
102 },
103 "languages": {
104 "ruby": "languages/ruby",
105 "erb": "languages/erb"
106 }
107 }"#,
108 "grammars": {
109 "ruby.wasm": "",
110 "embedded_template.wasm": "",
111 },
112 "languages": {
113 "ruby": {
114 "config.toml": r#"
115 name = "Ruby"
116 grammar = "ruby"
117 path_suffixes = ["rb"]
118 "#,
119 "highlights.scm": "",
120 },
121 "erb": {
122 "config.toml": r#"
123 name = "ERB"
124 grammar = "embedded_template"
125 path_suffixes = ["erb"]
126 "#,
127 "highlights.scm": "",
128 }
129 },
130 }
131 }
132 }),
133 )
134 .await;
135
136 let mut expected_index = ExtensionIndex {
137 extensions: [
138 (
139 "zed-ruby".into(),
140 ExtensionIndexEntry {
141 manifest: Arc::new(ExtensionManifest {
142 id: "zed-ruby".into(),
143 name: "Zed Ruby".into(),
144 version: "1.0.0".into(),
145 schema_version: SchemaVersion::ZERO,
146 description: None,
147 authors: Vec::new(),
148 repository: None,
149 themes: Default::default(),
150 icon_themes: Vec::new(),
151 lib: Default::default(),
152 languages: vec!["languages/erb".into(), "languages/ruby".into()],
153 grammars: [
154 ("embedded_template".into(), GrammarManifestEntry::default()),
155 ("ruby".into(), GrammarManifestEntry::default()),
156 ]
157 .into_iter()
158 .collect(),
159 language_servers: BTreeMap::default(),
160 context_servers: BTreeMap::default(),
161 slash_commands: BTreeMap::default(),
162 indexed_docs_providers: BTreeMap::default(),
163 snippets: None,
164 capabilities: Vec::new(),
165 debug_adapters: Default::default(),
166 debug_locators: Default::default(),
167 }),
168 dev: false,
169 },
170 ),
171 (
172 "zed-monokai".into(),
173 ExtensionIndexEntry {
174 manifest: Arc::new(ExtensionManifest {
175 id: "zed-monokai".into(),
176 name: "Zed Monokai".into(),
177 version: "2.0.0".into(),
178 schema_version: SchemaVersion::ZERO,
179 description: None,
180 authors: vec![],
181 repository: None,
182 themes: vec![
183 "themes/monokai-pro.json".into(),
184 "themes/monokai.json".into(),
185 ],
186 icon_themes: Vec::new(),
187 lib: Default::default(),
188 languages: Default::default(),
189 grammars: BTreeMap::default(),
190 language_servers: BTreeMap::default(),
191 context_servers: BTreeMap::default(),
192 slash_commands: BTreeMap::default(),
193 indexed_docs_providers: BTreeMap::default(),
194 snippets: None,
195 capabilities: Vec::new(),
196 debug_adapters: Default::default(),
197 debug_locators: Default::default(),
198 }),
199 dev: false,
200 },
201 ),
202 ]
203 .into_iter()
204 .collect(),
205 languages: [
206 (
207 "ERB".into(),
208 ExtensionIndexLanguageEntry {
209 extension: "zed-ruby".into(),
210 path: "languages/erb".into(),
211 grammar: Some("embedded_template".into()),
212 hidden: false,
213 matcher: LanguageMatcher {
214 path_suffixes: vec!["erb".into()],
215 first_line_pattern: None,
216 },
217 },
218 ),
219 (
220 "Ruby".into(),
221 ExtensionIndexLanguageEntry {
222 extension: "zed-ruby".into(),
223 path: "languages/ruby".into(),
224 grammar: Some("ruby".into()),
225 hidden: false,
226 matcher: LanguageMatcher {
227 path_suffixes: vec!["rb".into()],
228 first_line_pattern: None,
229 },
230 },
231 ),
232 ]
233 .into_iter()
234 .collect(),
235 themes: [
236 (
237 "Monokai Dark".into(),
238 ExtensionIndexThemeEntry {
239 extension: "zed-monokai".into(),
240 path: "themes/monokai.json".into(),
241 },
242 ),
243 (
244 "Monokai Light".into(),
245 ExtensionIndexThemeEntry {
246 extension: "zed-monokai".into(),
247 path: "themes/monokai.json".into(),
248 },
249 ),
250 (
251 "Monokai Pro Dark".into(),
252 ExtensionIndexThemeEntry {
253 extension: "zed-monokai".into(),
254 path: "themes/monokai-pro.json".into(),
255 },
256 ),
257 (
258 "Monokai Pro Light".into(),
259 ExtensionIndexThemeEntry {
260 extension: "zed-monokai".into(),
261 path: "themes/monokai-pro.json".into(),
262 },
263 ),
264 ]
265 .into_iter()
266 .collect(),
267 icon_themes: BTreeMap::default(),
268 };
269
270 let proxy = Arc::new(ExtensionHostProxy::new());
271 let theme_registry = Arc::new(ThemeRegistry::new(Box::new(())));
272 theme_extension::init(proxy.clone(), theme_registry.clone(), cx.executor());
273 let language_registry = Arc::new(LanguageRegistry::test(cx.executor()));
274 language_extension::init(proxy.clone(), language_registry.clone());
275 let node_runtime = NodeRuntime::unavailable();
276
277 let store = cx.new(|cx| {
278 ExtensionStore::new(
279 PathBuf::from("/the-extension-dir"),
280 None,
281 proxy.clone(),
282 fs.clone(),
283 http_client.clone(),
284 http_client.clone(),
285 None,
286 node_runtime.clone(),
287 cx,
288 )
289 });
290
291 cx.executor().advance_clock(RELOAD_DEBOUNCE_DURATION);
292 store.read_with(cx, |store, _| {
293 let index = &store.extension_index;
294 assert_eq!(index.extensions, expected_index.extensions);
295
296 for ((actual_key, actual_language), (expected_key, expected_language)) in
297 index.languages.iter().zip(expected_index.languages.iter())
298 {
299 assert_eq!(actual_key, expected_key);
300 assert_eq!(actual_language.grammar, expected_language.grammar);
301 assert_eq!(actual_language.matcher, expected_language.matcher);
302 assert_eq!(actual_language.hidden, expected_language.hidden);
303 }
304 assert_eq!(index.themes, expected_index.themes);
305
306 assert_eq!(
307 language_registry.language_names(),
308 ["ERB", "Plain Text", "Ruby"]
309 );
310 assert_eq!(
311 theme_registry.list_names(),
312 [
313 "Monokai Dark",
314 "Monokai Light",
315 "Monokai Pro Dark",
316 "Monokai Pro Light",
317 "One Dark",
318 ]
319 );
320 });
321
322 fs.insert_tree(
323 "/the-extension-dir/installed/zed-gruvbox",
324 json!({
325 "extension.json": r#"{
326 "id": "zed-gruvbox",
327 "name": "Zed Gruvbox",
328 "version": "1.0.0",
329 "themes": {
330 "Gruvbox": "themes/gruvbox.json"
331 }
332 }"#,
333 "themes": {
334 "gruvbox.json": r#"{
335 "name": "Gruvbox",
336 "author": "Someone Else",
337 "themes": [
338 {
339 "name": "Gruvbox",
340 "appearance": "dark",
341 "style": {}
342 }
343 ]
344 }"#,
345 }
346 }),
347 )
348 .await;
349
350 expected_index.extensions.insert(
351 "zed-gruvbox".into(),
352 ExtensionIndexEntry {
353 manifest: Arc::new(ExtensionManifest {
354 id: "zed-gruvbox".into(),
355 name: "Zed Gruvbox".into(),
356 version: "1.0.0".into(),
357 schema_version: SchemaVersion::ZERO,
358 description: None,
359 authors: vec![],
360 repository: None,
361 themes: vec!["themes/gruvbox.json".into()],
362 icon_themes: Vec::new(),
363 lib: Default::default(),
364 languages: Default::default(),
365 grammars: BTreeMap::default(),
366 language_servers: BTreeMap::default(),
367 context_servers: BTreeMap::default(),
368 slash_commands: BTreeMap::default(),
369 indexed_docs_providers: BTreeMap::default(),
370 snippets: None,
371 capabilities: Vec::new(),
372 debug_adapters: Default::default(),
373 debug_locators: Default::default(),
374 }),
375 dev: false,
376 },
377 );
378 expected_index.themes.insert(
379 "Gruvbox".into(),
380 ExtensionIndexThemeEntry {
381 extension: "zed-gruvbox".into(),
382 path: "themes/gruvbox.json".into(),
383 },
384 );
385
386 #[allow(clippy::let_underscore_future)]
387 let _ = store.update(cx, |store, cx| store.reload(None, cx));
388
389 cx.executor().advance_clock(RELOAD_DEBOUNCE_DURATION);
390 store.read_with(cx, |store, _| {
391 let index = &store.extension_index;
392
393 for ((actual_key, actual_language), (expected_key, expected_language)) in
394 index.languages.iter().zip(expected_index.languages.iter())
395 {
396 assert_eq!(actual_key, expected_key);
397 assert_eq!(actual_language.grammar, expected_language.grammar);
398 assert_eq!(actual_language.matcher, expected_language.matcher);
399 assert_eq!(actual_language.hidden, expected_language.hidden);
400 }
401
402 assert_eq!(index.extensions, expected_index.extensions);
403 assert_eq!(index.themes, expected_index.themes);
404
405 assert_eq!(
406 theme_registry.list_names(),
407 [
408 "Gruvbox",
409 "Monokai Dark",
410 "Monokai Light",
411 "Monokai Pro Dark",
412 "Monokai Pro Light",
413 "One Dark",
414 ]
415 );
416 });
417
418 let prev_fs_metadata_call_count = fs.metadata_call_count();
419 let prev_fs_read_dir_call_count = fs.read_dir_call_count();
420
421 // Create new extension store, as if Zed were restarting.
422 drop(store);
423 let store = cx.new(|cx| {
424 ExtensionStore::new(
425 PathBuf::from("/the-extension-dir"),
426 None,
427 proxy,
428 fs.clone(),
429 http_client.clone(),
430 http_client.clone(),
431 None,
432 node_runtime.clone(),
433 cx,
434 )
435 });
436
437 cx.executor().run_until_parked();
438 store.read_with(cx, |store, _| {
439 assert_eq!(store.extension_index.extensions, expected_index.extensions);
440 assert_eq!(store.extension_index.themes, expected_index.themes);
441 assert_eq!(
442 store.extension_index.icon_themes,
443 expected_index.icon_themes
444 );
445
446 for ((actual_key, actual_language), (expected_key, expected_language)) in store
447 .extension_index
448 .languages
449 .iter()
450 .zip(expected_index.languages.iter())
451 {
452 assert_eq!(actual_key, expected_key);
453 assert_eq!(actual_language.grammar, expected_language.grammar);
454 assert_eq!(actual_language.matcher, expected_language.matcher);
455 assert_eq!(actual_language.hidden, expected_language.hidden);
456 }
457
458 assert_eq!(
459 language_registry.language_names(),
460 ["ERB", "Plain Text", "Ruby"]
461 );
462 assert_eq!(
463 language_registry.grammar_names(),
464 ["embedded_template".into(), "ruby".into()]
465 );
466 assert_eq!(
467 theme_registry.list_names(),
468 [
469 "Gruvbox",
470 "Monokai Dark",
471 "Monokai Light",
472 "Monokai Pro Dark",
473 "Monokai Pro Light",
474 "One Dark",
475 ]
476 );
477
478 // The on-disk manifest limits the number of FS calls that need to be made
479 // on startup.
480 assert_eq!(fs.read_dir_call_count(), prev_fs_read_dir_call_count);
481 assert_eq!(fs.metadata_call_count(), prev_fs_metadata_call_count + 2);
482 });
483
484 store.update(cx, |store, cx| {
485 store.uninstall_extension("zed-ruby".into(), cx)
486 });
487
488 cx.executor().advance_clock(RELOAD_DEBOUNCE_DURATION);
489 expected_index.extensions.remove("zed-ruby");
490 expected_index.languages.remove("Ruby");
491 expected_index.languages.remove("ERB");
492
493 store.read_with(cx, |store, _| {
494 assert_eq!(store.extension_index.extensions, expected_index.extensions);
495 assert_eq!(store.extension_index.themes, expected_index.themes);
496 assert_eq!(
497 store.extension_index.icon_themes,
498 expected_index.icon_themes
499 );
500
501 for ((actual_key, actual_language), (expected_key, expected_language)) in store
502 .extension_index
503 .languages
504 .iter()
505 .zip(expected_index.languages.iter())
506 {
507 assert_eq!(actual_key, expected_key);
508 assert_eq!(actual_language.grammar, expected_language.grammar);
509 assert_eq!(actual_language.matcher, expected_language.matcher);
510 assert_eq!(actual_language.hidden, expected_language.hidden);
511 }
512
513 assert_eq!(language_registry.language_names(), ["Plain Text"]);
514 assert_eq!(language_registry.grammar_names(), []);
515 });
516}
517
518// todo(windows)
519// Disable this test on Windows for now. Because this test hangs at
520// `let fake_server = fake_servers.next().await.unwrap();`.
521// Reenable this test when we figure out why.
522#[gpui::test]
523#[cfg_attr(target_os = "windows", ignore)]
524async fn test_extension_store_with_test_extension(cx: &mut TestAppContext) {
525 init_test(cx);
526 cx.executor().allow_parking();
527
528 let root_dir = Path::new(env!("CARGO_MANIFEST_DIR"))
529 .parent()
530 .unwrap()
531 .parent()
532 .unwrap();
533 let cache_dir = root_dir.join("target");
534 let test_extension_id = "test-extension";
535 let test_extension_dir = root_dir.join("extensions").join(test_extension_id);
536
537 let fs = Arc::new(RealFs::new(None, cx.executor()));
538 let extensions_dir = TempTree::new(json!({
539 "installed": {},
540 "work": {}
541 }));
542 let project_dir = TempTree::new(json!({
543 "test.gleam": ""
544 }));
545
546 let extensions_dir = extensions_dir.path().canonicalize().unwrap();
547 let project_dir = project_dir.path().canonicalize().unwrap();
548
549 let project = Project::test(fs.clone(), [project_dir.as_path()], cx).await;
550
551 let proxy = Arc::new(ExtensionHostProxy::new());
552 let theme_registry = Arc::new(ThemeRegistry::new(Box::new(())));
553 theme_extension::init(proxy.clone(), theme_registry.clone(), cx.executor());
554 let language_registry = project.read_with(cx, |project, _cx| project.languages().clone());
555 language_extension::init(proxy.clone(), language_registry.clone());
556 let node_runtime = NodeRuntime::unavailable();
557
558 let mut status_updates = language_registry.language_server_binary_statuses();
559
560 struct FakeLanguageServerVersion {
561 version: String,
562 binary_contents: String,
563 http_request_count: usize,
564 }
565
566 let language_server_version = Arc::new(Mutex::new(FakeLanguageServerVersion {
567 version: "v1.2.3".into(),
568 binary_contents: "the-binary-contents".into(),
569 http_request_count: 0,
570 }));
571
572 let extension_client = FakeHttpClient::create({
573 let language_server_version = language_server_version.clone();
574 move |request| {
575 let language_server_version = language_server_version.clone();
576 async move {
577 let version = language_server_version.lock().version.clone();
578 let binary_contents = language_server_version.lock().binary_contents.clone();
579
580 let github_releases_uri = "https://api.github.com/repos/gleam-lang/gleam/releases";
581 let asset_download_uri =
582 format!("https://fake-download.example.com/gleam-{version}");
583
584 let uri = request.uri().to_string();
585 if uri == github_releases_uri {
586 language_server_version.lock().http_request_count += 1;
587 Ok(Response::new(
588 json!([
589 {
590 "tag_name": version,
591 "prerelease": false,
592 "tarball_url": "",
593 "zipball_url": "",
594 "assets": [
595 {
596 "name": format!("gleam-{version}-aarch64-apple-darwin.tar.gz"),
597 "browser_download_url": asset_download_uri
598 },
599 {
600 "name": format!("gleam-{version}-x86_64-unknown-linux-musl.tar.gz"),
601 "browser_download_url": asset_download_uri
602 },
603 {
604 "name": format!("gleam-{version}-aarch64-unknown-linux-musl.tar.gz"),
605 "browser_download_url": asset_download_uri
606 }
607 ]
608 }
609 ])
610 .to_string()
611 .into(),
612 ))
613 } else if uri == asset_download_uri {
614 language_server_version.lock().http_request_count += 1;
615 let mut bytes = Vec::<u8>::new();
616 let mut archive = async_tar::Builder::new(&mut bytes);
617 let mut header = async_tar::Header::new_gnu();
618 header.set_size(binary_contents.len() as u64);
619 archive
620 .append_data(&mut header, "gleam", binary_contents.as_bytes())
621 .await
622 .unwrap();
623 archive.into_inner().await.unwrap();
624 let mut gzipped_bytes = Vec::new();
625 let mut encoder = GzipEncoder::new(BufReader::new(bytes.as_slice()));
626 encoder.read_to_end(&mut gzipped_bytes).await.unwrap();
627 Ok(Response::new(gzipped_bytes.into()))
628 } else {
629 Ok(Response::builder().status(404).body("not found".into())?)
630 }
631 }
632 }
633 });
634 let user_agent = cx.update(|cx| {
635 format!(
636 "Zed/{} ({}; {})",
637 AppVersion::global(cx),
638 std::env::consts::OS,
639 std::env::consts::ARCH
640 )
641 });
642 let builder_client =
643 Arc::new(ReqwestClient::user_agent(&user_agent).expect("Could not create HTTP client"));
644
645 let extension_store = cx.new(|cx| {
646 ExtensionStore::new(
647 extensions_dir.clone(),
648 Some(cache_dir),
649 proxy,
650 fs.clone(),
651 extension_client.clone(),
652 builder_client,
653 None,
654 node_runtime,
655 cx,
656 )
657 });
658
659 // Ensure that debounces fire.
660 let mut events = cx.events(&extension_store);
661 let executor = cx.executor();
662 let _task = cx.executor().spawn(async move {
663 while let Some(event) = events.next().await {
664 if let Event::StartedReloading = event {
665 executor.advance_clock(RELOAD_DEBOUNCE_DURATION);
666 }
667 }
668 });
669
670 extension_store.update(cx, |_, cx| {
671 cx.subscribe(&extension_store, |_, _, event, _| {
672 if matches!(event, Event::ExtensionFailedToLoad(_)) {
673 panic!("extension failed to load");
674 }
675 })
676 .detach();
677 });
678
679 extension_store
680 .update(cx, |store, cx| {
681 store.install_dev_extension(test_extension_dir.clone(), cx)
682 })
683 .await
684 .unwrap();
685
686 let mut fake_servers = language_registry.register_fake_language_server(
687 LanguageServerName("gleam".into()),
688 lsp::ServerCapabilities {
689 completion_provider: Some(Default::default()),
690 ..Default::default()
691 },
692 None,
693 );
694
695 let (buffer, _handle) = project
696 .update(cx, |project, cx| {
697 project.open_local_buffer_with_lsp(project_dir.join("test.gleam"), cx)
698 })
699 .await
700 .unwrap();
701
702 // todo(windows)
703 // This test hangs here on Windows.
704 let fake_server = fake_servers.next().await.unwrap();
705 let expected_server_path =
706 extensions_dir.join(format!("work/{test_extension_id}/gleam-v1.2.3/gleam"));
707 let expected_binary_contents = language_server_version.lock().binary_contents.clone();
708
709 assert_eq!(fake_server.binary.path, expected_server_path);
710 assert_eq!(fake_server.binary.arguments, [OsString::from("lsp")]);
711 assert_eq!(
712 fs.load(&expected_server_path).await.unwrap(),
713 expected_binary_contents
714 );
715 assert_eq!(language_server_version.lock().http_request_count, 2);
716 assert_eq!(
717 [
718 status_updates.next().await.unwrap(),
719 status_updates.next().await.unwrap(),
720 status_updates.next().await.unwrap(),
721 ],
722 [
723 (
724 LanguageServerName::new_static("gleam"),
725 LanguageServerStatusUpdate::Binary(BinaryStatus::CheckingForUpdate)
726 ),
727 (
728 LanguageServerName::new_static("gleam"),
729 LanguageServerStatusUpdate::Binary(BinaryStatus::Downloading)
730 ),
731 (
732 LanguageServerName::new_static("gleam"),
733 LanguageServerStatusUpdate::Binary(BinaryStatus::None)
734 )
735 ]
736 );
737
738 // The extension creates custom labels for completion items.
739 fake_server.set_request_handler::<lsp::request::Completion, _, _>(|_, _| async move {
740 Ok(Some(lsp::CompletionResponse::Array(vec![
741 lsp::CompletionItem {
742 label: "foo".into(),
743 kind: Some(lsp::CompletionItemKind::FUNCTION),
744 detail: Some("fn() -> Result(Nil, Error)".into()),
745 ..Default::default()
746 },
747 lsp::CompletionItem {
748 label: "bar.baz".into(),
749 kind: Some(lsp::CompletionItemKind::FUNCTION),
750 detail: Some("fn(List(a)) -> a".into()),
751 ..Default::default()
752 },
753 lsp::CompletionItem {
754 label: "Quux".into(),
755 kind: Some(lsp::CompletionItemKind::CONSTRUCTOR),
756 detail: Some("fn(String) -> T".into()),
757 ..Default::default()
758 },
759 lsp::CompletionItem {
760 label: "my_string".into(),
761 kind: Some(lsp::CompletionItemKind::CONSTANT),
762 detail: Some("String".into()),
763 ..Default::default()
764 },
765 ])))
766 });
767
768 let completion_labels = project
769 .update(cx, |project, cx| {
770 project.completions(&buffer, 0, DEFAULT_COMPLETION_CONTEXT, cx)
771 })
772 .await
773 .unwrap()
774 .into_iter()
775 .flat_map(|response| response.completions)
776 .map(|c| c.label.text)
777 .collect::<Vec<_>>();
778 assert_eq!(
779 completion_labels,
780 [
781 "foo: fn() -> Result(Nil, Error)".to_string(),
782 "bar.baz: fn(List(a)) -> a".to_string(),
783 "Quux: fn(String) -> T".to_string(),
784 "my_string: String".to_string(),
785 ]
786 );
787
788 // Simulate a new version of the language server being released
789 language_server_version.lock().version = "v2.0.0".into();
790 language_server_version.lock().binary_contents = "the-new-binary-contents".into();
791 language_server_version.lock().http_request_count = 0;
792
793 // Start a new instance of the language server.
794 project.update(cx, |project, cx| {
795 project.restart_language_servers_for_buffers(vec![buffer.clone()], cx)
796 });
797 cx.executor().run_until_parked();
798
799 // The extension has cached the binary path, and does not attempt
800 // to reinstall it.
801 let fake_server = fake_servers.next().await.unwrap();
802 assert_eq!(fake_server.binary.path, expected_server_path);
803 assert_eq!(
804 fs.load(&expected_server_path).await.unwrap(),
805 expected_binary_contents
806 );
807 assert_eq!(language_server_version.lock().http_request_count, 0);
808
809 // Reload the extension, clearing its cache.
810 // Start a new instance of the language server.
811 extension_store
812 .update(cx, |store, cx| store.reload(Some("gleam".into()), cx))
813 .await;
814
815 cx.executor().run_until_parked();
816 project.update(cx, |project, cx| {
817 project.restart_language_servers_for_buffers(vec![buffer.clone()], cx)
818 });
819
820 // The extension re-fetches the latest version of the language server.
821 let fake_server = fake_servers.next().await.unwrap();
822 let new_expected_server_path =
823 extensions_dir.join(format!("work/{test_extension_id}/gleam-v2.0.0/gleam"));
824 let expected_binary_contents = language_server_version.lock().binary_contents.clone();
825 assert_eq!(fake_server.binary.path, new_expected_server_path);
826 assert_eq!(fake_server.binary.arguments, [OsString::from("lsp")]);
827 assert_eq!(
828 fs.load(&new_expected_server_path).await.unwrap(),
829 expected_binary_contents
830 );
831
832 // The old language server directory has been cleaned up.
833 assert!(fs.metadata(&expected_server_path).await.unwrap().is_none());
834}
835
836fn init_test(cx: &mut TestAppContext) {
837 cx.update(|cx| {
838 let store = SettingsStore::test(cx);
839 cx.set_global(store);
840 release_channel::init(SemanticVersion::default(), cx);
841 extension::init(cx);
842 theme::init(theme::LoadThemes::JustBase, cx);
843 Project::init_settings(cx);
844 ExtensionSettings::register(cx);
845 language::init(cx);
846 });
847}