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, HashSet};
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};
14use language_extension::LspAccess;
15use lsp::LanguageServerName;
16use node_runtime::NodeRuntime;
17use parking_lot::Mutex;
18use project::{DEFAULT_COMPLETION_CONTEXT, Project};
19use release_channel::AppVersion;
20use reqwest_client::ReqwestClient;
21use serde_json::json;
22use settings::{Settings as _, SettingsStore};
23use std::{
24 ffi::OsString,
25 path::{Path, PathBuf},
26 sync::Arc,
27};
28use theme::ThemeRegistry;
29use util::test::TempTree;
30
31#[cfg(test)]
32#[ctor::ctor]
33fn init_logger() {
34 zlog::init_test();
35}
36
37#[gpui::test]
38async fn test_extension_store(cx: &mut TestAppContext) {
39 init_test(cx);
40
41 let fs = FakeFs::new(cx.executor());
42 let http_client = FakeHttpClient::with_200_response();
43
44 fs.insert_tree(
45 "/the-extension-dir",
46 json!({
47 "installed": {
48 "zed-monokai": {
49 "extension.json": r#"{
50 "id": "zed-monokai",
51 "name": "Zed Monokai",
52 "version": "2.0.0",
53 "themes": {
54 "Monokai Dark": "themes/monokai.json",
55 "Monokai Light": "themes/monokai.json",
56 "Monokai Pro Dark": "themes/monokai-pro.json",
57 "Monokai Pro Light": "themes/monokai-pro.json"
58 }
59 }"#,
60 "themes": {
61 "monokai.json": r#"{
62 "name": "Monokai",
63 "author": "Someone",
64 "themes": [
65 {
66 "name": "Monokai Dark",
67 "appearance": "dark",
68 "style": {}
69 },
70 {
71 "name": "Monokai Light",
72 "appearance": "light",
73 "style": {}
74 }
75 ]
76 }"#,
77 "monokai-pro.json": r#"{
78 "name": "Monokai Pro",
79 "author": "Someone",
80 "themes": [
81 {
82 "name": "Monokai Pro Dark",
83 "appearance": "dark",
84 "style": {}
85 },
86 {
87 "name": "Monokai Pro Light",
88 "appearance": "light",
89 "style": {}
90 }
91 ]
92 }"#,
93 }
94 },
95 "zed-ruby": {
96 "extension.json": r#"{
97 "id": "zed-ruby",
98 "name": "Zed Ruby",
99 "version": "1.0.0",
100 "grammars": {
101 "ruby": "grammars/ruby.wasm",
102 "embedded_template": "grammars/embedded_template.wasm"
103 },
104 "languages": {
105 "ruby": "languages/ruby",
106 "erb": "languages/erb"
107 }
108 }"#,
109 "grammars": {
110 "ruby.wasm": "",
111 "embedded_template.wasm": "",
112 },
113 "languages": {
114 "ruby": {
115 "config.toml": r#"
116 name = "Ruby"
117 grammar = "ruby"
118 path_suffixes = ["rb"]
119 "#,
120 "highlights.scm": "",
121 },
122 "erb": {
123 "config.toml": r#"
124 name = "ERB"
125 grammar = "embedded_template"
126 path_suffixes = ["erb"]
127 "#,
128 "highlights.scm": "",
129 }
130 },
131 }
132 }
133 }),
134 )
135 .await;
136
137 let mut expected_index = ExtensionIndex {
138 extensions: [
139 (
140 "zed-ruby".into(),
141 ExtensionIndexEntry {
142 manifest: Arc::new(ExtensionManifest {
143 id: "zed-ruby".into(),
144 name: "Zed Ruby".into(),
145 version: "1.0.0".into(),
146 schema_version: SchemaVersion::ZERO,
147 description: None,
148 authors: Vec::new(),
149 repository: None,
150 themes: Default::default(),
151 icon_themes: Vec::new(),
152 lib: Default::default(),
153 languages: vec!["languages/erb".into(), "languages/ruby".into()],
154 grammars: [
155 ("embedded_template".into(), GrammarManifestEntry::default()),
156 ("ruby".into(), GrammarManifestEntry::default()),
157 ]
158 .into_iter()
159 .collect(),
160 language_servers: BTreeMap::default(),
161 context_servers: BTreeMap::default(),
162 slash_commands: BTreeMap::default(),
163 indexed_docs_providers: BTreeMap::default(),
164 snippets: None,
165 capabilities: Vec::new(),
166 debug_adapters: Default::default(),
167 debug_locators: Default::default(),
168 }),
169 dev: false,
170 },
171 ),
172 (
173 "zed-monokai".into(),
174 ExtensionIndexEntry {
175 manifest: Arc::new(ExtensionManifest {
176 id: "zed-monokai".into(),
177 name: "Zed Monokai".into(),
178 version: "2.0.0".into(),
179 schema_version: SchemaVersion::ZERO,
180 description: None,
181 authors: vec![],
182 repository: None,
183 themes: vec![
184 "themes/monokai-pro.json".into(),
185 "themes/monokai.json".into(),
186 ],
187 icon_themes: Vec::new(),
188 lib: Default::default(),
189 languages: Default::default(),
190 grammars: BTreeMap::default(),
191 language_servers: BTreeMap::default(),
192 context_servers: BTreeMap::default(),
193 slash_commands: BTreeMap::default(),
194 indexed_docs_providers: BTreeMap::default(),
195 snippets: None,
196 capabilities: Vec::new(),
197 debug_adapters: Default::default(),
198 debug_locators: Default::default(),
199 }),
200 dev: false,
201 },
202 ),
203 ]
204 .into_iter()
205 .collect(),
206 languages: [
207 (
208 "ERB".into(),
209 ExtensionIndexLanguageEntry {
210 extension: "zed-ruby".into(),
211 path: "languages/erb".into(),
212 grammar: Some("embedded_template".into()),
213 hidden: false,
214 matcher: LanguageMatcher {
215 path_suffixes: vec!["erb".into()],
216 first_line_pattern: None,
217 },
218 },
219 ),
220 (
221 "Ruby".into(),
222 ExtensionIndexLanguageEntry {
223 extension: "zed-ruby".into(),
224 path: "languages/ruby".into(),
225 grammar: Some("ruby".into()),
226 hidden: false,
227 matcher: LanguageMatcher {
228 path_suffixes: vec!["rb".into()],
229 first_line_pattern: None,
230 },
231 },
232 ),
233 ]
234 .into_iter()
235 .collect(),
236 themes: [
237 (
238 "Monokai Dark".into(),
239 ExtensionIndexThemeEntry {
240 extension: "zed-monokai".into(),
241 path: "themes/monokai.json".into(),
242 },
243 ),
244 (
245 "Monokai Light".into(),
246 ExtensionIndexThemeEntry {
247 extension: "zed-monokai".into(),
248 path: "themes/monokai.json".into(),
249 },
250 ),
251 (
252 "Monokai Pro Dark".into(),
253 ExtensionIndexThemeEntry {
254 extension: "zed-monokai".into(),
255 path: "themes/monokai-pro.json".into(),
256 },
257 ),
258 (
259 "Monokai Pro Light".into(),
260 ExtensionIndexThemeEntry {
261 extension: "zed-monokai".into(),
262 path: "themes/monokai-pro.json".into(),
263 },
264 ),
265 ]
266 .into_iter()
267 .collect(),
268 icon_themes: BTreeMap::default(),
269 };
270
271 let proxy = Arc::new(ExtensionHostProxy::new());
272 let theme_registry = Arc::new(ThemeRegistry::new(Box::new(())));
273 theme_extension::init(proxy.clone(), theme_registry.clone(), cx.executor());
274 let language_registry = Arc::new(LanguageRegistry::test(cx.executor()));
275 language_extension::init(LspAccess::Noop, proxy.clone(), language_registry.clone());
276 let node_runtime = NodeRuntime::unavailable();
277
278 let store = cx.new(|cx| {
279 ExtensionStore::new(
280 PathBuf::from("/the-extension-dir"),
281 None,
282 proxy.clone(),
283 fs.clone(),
284 http_client.clone(),
285 http_client.clone(),
286 None,
287 node_runtime.clone(),
288 cx,
289 )
290 });
291
292 cx.executor().advance_clock(RELOAD_DEBOUNCE_DURATION);
293 store.read_with(cx, |store, _| {
294 let index = &store.extension_index;
295 assert_eq!(index.extensions, expected_index.extensions);
296
297 for ((actual_key, actual_language), (expected_key, expected_language)) in
298 index.languages.iter().zip(expected_index.languages.iter())
299 {
300 assert_eq!(actual_key, expected_key);
301 assert_eq!(actual_language.grammar, expected_language.grammar);
302 assert_eq!(actual_language.matcher, expected_language.matcher);
303 assert_eq!(actual_language.hidden, expected_language.hidden);
304 }
305 assert_eq!(index.themes, expected_index.themes);
306
307 assert_eq!(
308 language_registry.language_names(),
309 ["ERB", "Plain Text", "Ruby"]
310 );
311 assert_eq!(
312 theme_registry.list_names(),
313 [
314 "Monokai Dark",
315 "Monokai Light",
316 "Monokai Pro Dark",
317 "Monokai Pro Light",
318 "One Dark",
319 ]
320 );
321 });
322
323 fs.insert_tree(
324 "/the-extension-dir/installed/zed-gruvbox",
325 json!({
326 "extension.json": r#"{
327 "id": "zed-gruvbox",
328 "name": "Zed Gruvbox",
329 "version": "1.0.0",
330 "themes": {
331 "Gruvbox": "themes/gruvbox.json"
332 }
333 }"#,
334 "themes": {
335 "gruvbox.json": r#"{
336 "name": "Gruvbox",
337 "author": "Someone Else",
338 "themes": [
339 {
340 "name": "Gruvbox",
341 "appearance": "dark",
342 "style": {}
343 }
344 ]
345 }"#,
346 }
347 }),
348 )
349 .await;
350
351 expected_index.extensions.insert(
352 "zed-gruvbox".into(),
353 ExtensionIndexEntry {
354 manifest: Arc::new(ExtensionManifest {
355 id: "zed-gruvbox".into(),
356 name: "Zed Gruvbox".into(),
357 version: "1.0.0".into(),
358 schema_version: SchemaVersion::ZERO,
359 description: None,
360 authors: vec![],
361 repository: None,
362 themes: vec!["themes/gruvbox.json".into()],
363 icon_themes: Vec::new(),
364 lib: Default::default(),
365 languages: Default::default(),
366 grammars: BTreeMap::default(),
367 language_servers: BTreeMap::default(),
368 context_servers: BTreeMap::default(),
369 slash_commands: BTreeMap::default(),
370 indexed_docs_providers: BTreeMap::default(),
371 snippets: None,
372 capabilities: Vec::new(),
373 debug_adapters: Default::default(),
374 debug_locators: Default::default(),
375 }),
376 dev: false,
377 },
378 );
379 expected_index.themes.insert(
380 "Gruvbox".into(),
381 ExtensionIndexThemeEntry {
382 extension: "zed-gruvbox".into(),
383 path: "themes/gruvbox.json".into(),
384 },
385 );
386
387 #[allow(clippy::let_underscore_future)]
388 let _ = store.update(cx, |store, cx| store.reload(None, cx));
389
390 cx.executor().advance_clock(RELOAD_DEBOUNCE_DURATION);
391 store.read_with(cx, |store, _| {
392 let index = &store.extension_index;
393
394 for ((actual_key, actual_language), (expected_key, expected_language)) in
395 index.languages.iter().zip(expected_index.languages.iter())
396 {
397 assert_eq!(actual_key, expected_key);
398 assert_eq!(actual_language.grammar, expected_language.grammar);
399 assert_eq!(actual_language.matcher, expected_language.matcher);
400 assert_eq!(actual_language.hidden, expected_language.hidden);
401 }
402
403 assert_eq!(index.extensions, expected_index.extensions);
404 assert_eq!(index.themes, expected_index.themes);
405
406 assert_eq!(
407 theme_registry.list_names(),
408 [
409 "Gruvbox",
410 "Monokai Dark",
411 "Monokai Light",
412 "Monokai Pro Dark",
413 "Monokai Pro Light",
414 "One Dark",
415 ]
416 );
417 });
418
419 let prev_fs_metadata_call_count = fs.metadata_call_count();
420 let prev_fs_read_dir_call_count = fs.read_dir_call_count();
421
422 // Create new extension store, as if Zed were restarting.
423 drop(store);
424 let store = cx.new(|cx| {
425 ExtensionStore::new(
426 PathBuf::from("/the-extension-dir"),
427 None,
428 proxy,
429 fs.clone(),
430 http_client.clone(),
431 http_client.clone(),
432 None,
433 node_runtime.clone(),
434 cx,
435 )
436 });
437
438 cx.executor().run_until_parked();
439 store.read_with(cx, |store, _| {
440 assert_eq!(store.extension_index.extensions, expected_index.extensions);
441 assert_eq!(store.extension_index.themes, expected_index.themes);
442 assert_eq!(
443 store.extension_index.icon_themes,
444 expected_index.icon_themes
445 );
446
447 for ((actual_key, actual_language), (expected_key, expected_language)) in store
448 .extension_index
449 .languages
450 .iter()
451 .zip(expected_index.languages.iter())
452 {
453 assert_eq!(actual_key, expected_key);
454 assert_eq!(actual_language.grammar, expected_language.grammar);
455 assert_eq!(actual_language.matcher, expected_language.matcher);
456 assert_eq!(actual_language.hidden, expected_language.hidden);
457 }
458
459 assert_eq!(
460 language_registry.language_names(),
461 ["ERB", "Plain Text", "Ruby"]
462 );
463 assert_eq!(
464 language_registry.grammar_names(),
465 ["embedded_template".into(), "ruby".into()]
466 );
467 assert_eq!(
468 theme_registry.list_names(),
469 [
470 "Gruvbox",
471 "Monokai Dark",
472 "Monokai Light",
473 "Monokai Pro Dark",
474 "Monokai Pro Light",
475 "One Dark",
476 ]
477 );
478
479 // The on-disk manifest limits the number of FS calls that need to be made
480 // on startup.
481 assert_eq!(fs.read_dir_call_count(), prev_fs_read_dir_call_count);
482 assert_eq!(fs.metadata_call_count(), prev_fs_metadata_call_count + 2);
483 });
484
485 store.update(cx, |store, cx| {
486 store
487 .uninstall_extension("zed-ruby".into(), cx)
488 .detach_and_log_err(cx);
489 });
490
491 cx.executor().advance_clock(RELOAD_DEBOUNCE_DURATION);
492 expected_index.extensions.remove("zed-ruby");
493 expected_index.languages.remove("Ruby");
494 expected_index.languages.remove("ERB");
495
496 store.read_with(cx, |store, _| {
497 assert_eq!(store.extension_index.extensions, expected_index.extensions);
498 assert_eq!(store.extension_index.themes, expected_index.themes);
499 assert_eq!(
500 store.extension_index.icon_themes,
501 expected_index.icon_themes
502 );
503
504 for ((actual_key, actual_language), (expected_key, expected_language)) in store
505 .extension_index
506 .languages
507 .iter()
508 .zip(expected_index.languages.iter())
509 {
510 assert_eq!(actual_key, expected_key);
511 assert_eq!(actual_language.grammar, expected_language.grammar);
512 assert_eq!(actual_language.matcher, expected_language.matcher);
513 assert_eq!(actual_language.hidden, expected_language.hidden);
514 }
515
516 assert_eq!(language_registry.language_names(), ["Plain Text"]);
517 assert_eq!(language_registry.grammar_names(), []);
518 });
519}
520
521// todo(windows)
522// Disable this test on Windows for now. Because this test hangs at
523// `let fake_server = fake_servers.next().await.unwrap();`.
524// Reenable this test when we figure out why.
525#[gpui::test]
526#[cfg_attr(target_os = "windows", ignore)]
527async fn test_extension_store_with_test_extension(cx: &mut TestAppContext) {
528 init_test(cx);
529 cx.executor().allow_parking();
530
531 let root_dir = Path::new(env!("CARGO_MANIFEST_DIR"))
532 .parent()
533 .unwrap()
534 .parent()
535 .unwrap();
536 let cache_dir = root_dir.join("target");
537 let test_extension_id = "test-extension";
538 let test_extension_dir = root_dir.join("extensions").join(test_extension_id);
539
540 let fs = Arc::new(RealFs::new(None, cx.executor()));
541 let extensions_dir = TempTree::new(json!({
542 "installed": {},
543 "work": {}
544 }));
545 let project_dir = TempTree::new(json!({
546 "test.gleam": ""
547 }));
548
549 let extensions_dir = extensions_dir.path().canonicalize().unwrap();
550 let project_dir = project_dir.path().canonicalize().unwrap();
551
552 let project = Project::test(fs.clone(), [project_dir.as_path()], cx).await;
553
554 let proxy = Arc::new(ExtensionHostProxy::new());
555 let theme_registry = Arc::new(ThemeRegistry::new(Box::new(())));
556 theme_extension::init(proxy.clone(), theme_registry.clone(), cx.executor());
557 let language_registry = project.read_with(cx, |project, _cx| project.languages().clone());
558 language_extension::init(
559 LspAccess::ViaLspStore(project.update(cx, |project, _| project.lsp_store())),
560 proxy.clone(),
561 language_registry.clone(),
562 );
563 let node_runtime = NodeRuntime::unavailable();
564
565 let mut status_updates = language_registry.language_server_binary_statuses();
566
567 struct FakeLanguageServerVersion {
568 version: String,
569 binary_contents: String,
570 http_request_count: usize,
571 }
572
573 let language_server_version = Arc::new(Mutex::new(FakeLanguageServerVersion {
574 version: "v1.2.3".into(),
575 binary_contents: "the-binary-contents".into(),
576 http_request_count: 0,
577 }));
578
579 let extension_client = FakeHttpClient::create({
580 let language_server_version = language_server_version.clone();
581 move |request| {
582 let language_server_version = language_server_version.clone();
583 async move {
584 let version = language_server_version.lock().version.clone();
585 let binary_contents = language_server_version.lock().binary_contents.clone();
586
587 let github_releases_uri = "https://api.github.com/repos/gleam-lang/gleam/releases";
588 let asset_download_uri =
589 format!("https://fake-download.example.com/gleam-{version}");
590
591 let uri = request.uri().to_string();
592 if uri == github_releases_uri {
593 language_server_version.lock().http_request_count += 1;
594 Ok(Response::new(
595 json!([
596 {
597 "tag_name": version,
598 "prerelease": false,
599 "tarball_url": "",
600 "zipball_url": "",
601 "assets": [
602 {
603 "name": format!("gleam-{version}-aarch64-apple-darwin.tar.gz"),
604 "browser_download_url": asset_download_uri
605 },
606 {
607 "name": format!("gleam-{version}-x86_64-unknown-linux-musl.tar.gz"),
608 "browser_download_url": asset_download_uri
609 },
610 {
611 "name": format!("gleam-{version}-aarch64-unknown-linux-musl.tar.gz"),
612 "browser_download_url": asset_download_uri
613 }
614 ]
615 }
616 ])
617 .to_string()
618 .into(),
619 ))
620 } else if uri == asset_download_uri {
621 language_server_version.lock().http_request_count += 1;
622 let mut bytes = Vec::<u8>::new();
623 let mut archive = async_tar::Builder::new(&mut bytes);
624 let mut header = async_tar::Header::new_gnu();
625 header.set_size(binary_contents.len() as u64);
626 archive
627 .append_data(&mut header, "gleam", binary_contents.as_bytes())
628 .await
629 .unwrap();
630 archive.into_inner().await.unwrap();
631 let mut gzipped_bytes = Vec::new();
632 let mut encoder = GzipEncoder::new(BufReader::new(bytes.as_slice()));
633 encoder.read_to_end(&mut gzipped_bytes).await.unwrap();
634 Ok(Response::new(gzipped_bytes.into()))
635 } else {
636 Ok(Response::builder().status(404).body("not found".into())?)
637 }
638 }
639 }
640 });
641 let user_agent = cx.update(|cx| {
642 format!(
643 "Zed/{} ({}; {})",
644 AppVersion::global(cx),
645 std::env::consts::OS,
646 std::env::consts::ARCH
647 )
648 });
649 let builder_client =
650 Arc::new(ReqwestClient::user_agent(&user_agent).expect("Could not create HTTP client"));
651
652 let extension_store = cx.new(|cx| {
653 ExtensionStore::new(
654 extensions_dir.clone(),
655 Some(cache_dir),
656 proxy,
657 fs.clone(),
658 extension_client.clone(),
659 builder_client,
660 None,
661 node_runtime,
662 cx,
663 )
664 });
665
666 // Ensure that debounces fire.
667 let mut events = cx.events(&extension_store);
668 let executor = cx.executor();
669 let _task = cx.executor().spawn(async move {
670 while let Some(event) = events.next().await {
671 if let Event::StartedReloading = event {
672 executor.advance_clock(RELOAD_DEBOUNCE_DURATION);
673 }
674 }
675 });
676
677 extension_store.update(cx, |_, cx| {
678 cx.subscribe(&extension_store, |_, _, event, _| {
679 if matches!(event, Event::ExtensionFailedToLoad(_)) {
680 panic!("extension failed to load");
681 }
682 })
683 .detach();
684 });
685
686 extension_store
687 .update(cx, |store, cx| {
688 store.install_dev_extension(test_extension_dir.clone(), cx)
689 })
690 .await
691 .unwrap();
692
693 let mut fake_servers = language_registry.register_fake_language_server(
694 LanguageServerName("gleam".into()),
695 lsp::ServerCapabilities {
696 completion_provider: Some(Default::default()),
697 ..Default::default()
698 },
699 None,
700 );
701
702 let (buffer, _handle) = project
703 .update(cx, |project, cx| {
704 project.open_local_buffer_with_lsp(project_dir.join("test.gleam"), cx)
705 })
706 .await
707 .unwrap();
708
709 // todo(windows)
710 // This test hangs here on Windows.
711 let fake_server = fake_servers.next().await.unwrap();
712 let expected_server_path =
713 extensions_dir.join(format!("work/{test_extension_id}/gleam-v1.2.3/gleam"));
714 let expected_binary_contents = language_server_version.lock().binary_contents.clone();
715
716 assert_eq!(fake_server.binary.path, expected_server_path);
717 assert_eq!(fake_server.binary.arguments, [OsString::from("lsp")]);
718 assert_eq!(
719 fs.load(&expected_server_path).await.unwrap(),
720 expected_binary_contents
721 );
722 assert_eq!(language_server_version.lock().http_request_count, 2);
723 assert_eq!(
724 [
725 status_updates.next().await.unwrap(),
726 status_updates.next().await.unwrap(),
727 status_updates.next().await.unwrap(),
728 status_updates.next().await.unwrap(),
729 ],
730 [
731 (
732 LanguageServerName::new_static("gleam"),
733 BinaryStatus::Starting
734 ),
735 (
736 LanguageServerName::new_static("gleam"),
737 BinaryStatus::CheckingForUpdate
738 ),
739 (
740 LanguageServerName::new_static("gleam"),
741 BinaryStatus::Downloading
742 ),
743 (LanguageServerName::new_static("gleam"), BinaryStatus::None)
744 ]
745 );
746
747 // The extension creates custom labels for completion items.
748 fake_server.set_request_handler::<lsp::request::Completion, _, _>(|_, _| async move {
749 Ok(Some(lsp::CompletionResponse::Array(vec![
750 lsp::CompletionItem {
751 label: "foo".into(),
752 kind: Some(lsp::CompletionItemKind::FUNCTION),
753 detail: Some("fn() -> Result(Nil, Error)".into()),
754 ..Default::default()
755 },
756 lsp::CompletionItem {
757 label: "bar.baz".into(),
758 kind: Some(lsp::CompletionItemKind::FUNCTION),
759 detail: Some("fn(List(a)) -> a".into()),
760 ..Default::default()
761 },
762 lsp::CompletionItem {
763 label: "Quux".into(),
764 kind: Some(lsp::CompletionItemKind::CONSTRUCTOR),
765 detail: Some("fn(String) -> T".into()),
766 ..Default::default()
767 },
768 lsp::CompletionItem {
769 label: "my_string".into(),
770 kind: Some(lsp::CompletionItemKind::CONSTANT),
771 detail: Some("String".into()),
772 ..Default::default()
773 },
774 ])))
775 });
776
777 let completion_labels = project
778 .update(cx, |project, cx| {
779 project.completions(&buffer, 0, DEFAULT_COMPLETION_CONTEXT, cx)
780 })
781 .await
782 .unwrap()
783 .into_iter()
784 .flat_map(|response| response.completions)
785 .map(|c| c.label.text)
786 .collect::<Vec<_>>();
787 assert_eq!(
788 completion_labels,
789 [
790 "foo: fn() -> Result(Nil, Error)".to_string(),
791 "bar.baz: fn(List(a)) -> a".to_string(),
792 "Quux: fn(String) -> T".to_string(),
793 "my_string: String".to_string(),
794 ]
795 );
796
797 // Simulate a new version of the language server being released
798 language_server_version.lock().version = "v2.0.0".into();
799 language_server_version.lock().binary_contents = "the-new-binary-contents".into();
800 language_server_version.lock().http_request_count = 0;
801
802 // Start a new instance of the language server.
803 project.update(cx, |project, cx| {
804 project.restart_language_servers_for_buffers(vec![buffer.clone()], HashSet::default(), cx)
805 });
806 cx.executor().run_until_parked();
807
808 // The extension has cached the binary path, and does not attempt
809 // to reinstall it.
810 let fake_server = fake_servers.next().await.unwrap();
811 assert_eq!(fake_server.binary.path, expected_server_path);
812 assert_eq!(
813 fs.load(&expected_server_path).await.unwrap(),
814 expected_binary_contents
815 );
816 assert_eq!(language_server_version.lock().http_request_count, 0);
817
818 // Reload the extension, clearing its cache.
819 // Start a new instance of the language server.
820 extension_store
821 .update(cx, |store, cx| store.reload(Some("gleam".into()), cx))
822 .await;
823 cx.executor().run_until_parked();
824 project.update(cx, |project, cx| {
825 project.restart_language_servers_for_buffers(vec![buffer.clone()], HashSet::default(), cx)
826 });
827
828 // The extension re-fetches the latest version of the language server.
829 let fake_server = fake_servers.next().await.unwrap();
830 let new_expected_server_path =
831 extensions_dir.join(format!("work/{test_extension_id}/gleam-v2.0.0/gleam"));
832 let expected_binary_contents = language_server_version.lock().binary_contents.clone();
833 assert_eq!(fake_server.binary.path, new_expected_server_path);
834 assert_eq!(fake_server.binary.arguments, [OsString::from("lsp")]);
835 assert_eq!(
836 fs.load(&new_expected_server_path).await.unwrap(),
837 expected_binary_contents
838 );
839
840 // The old language server directory has been cleaned up.
841 assert!(fs.metadata(&expected_server_path).await.unwrap().is_none());
842}
843
844fn init_test(cx: &mut TestAppContext) {
845 cx.update(|cx| {
846 let store = SettingsStore::test(cx);
847 cx.set_global(store);
848 release_channel::init(SemanticVersion::default(), cx);
849 extension::init(cx);
850 theme::init(theme::LoadThemes::JustBase, cx);
851 Project::init_settings(cx);
852 ExtensionSettings::register(cx);
853 language::init(cx);
854 });
855}