tests.rs

  1use crate::{
  2    db::{NewUserParams, TestDb, UserId},
  3    executor::Executor,
  4    rpc::{Server, CLEANUP_TIMEOUT},
  5    AppState,
  6};
  7use anyhow::anyhow;
  8use call::ActiveCall;
  9use client::{
 10    self, proto::PeerId, Client, Connection, Credentials, EstablishConnectionError, UserStore,
 11};
 12use collections::{HashMap, HashSet};
 13use fs::FakeFs;
 14use futures::{channel::oneshot, StreamExt as _};
 15use gpui::{
 16    elements::*, executor::Deterministic, AnyElement, Entity, ModelHandle, TestAppContext, View,
 17    ViewContext, ViewHandle, WeakViewHandle,
 18};
 19use language::LanguageRegistry;
 20use parking_lot::Mutex;
 21use project::{Project, WorktreeId};
 22use settings::SettingsStore;
 23use std::{
 24    cell::{Ref, RefCell, RefMut},
 25    env,
 26    ops::{Deref, DerefMut},
 27    path::Path,
 28    sync::{
 29        atomic::{AtomicBool, AtomicUsize, Ordering::SeqCst},
 30        Arc,
 31    },
 32};
 33use util::http::FakeHttpClient;
 34use workspace::Workspace;
 35
 36mod integration_tests;
 37mod randomized_integration_tests;
 38mod channel_tests;
 39
 40struct TestServer {
 41    app_state: Arc<AppState>,
 42    server: Arc<Server>,
 43    connection_killers: Arc<Mutex<HashMap<PeerId, Arc<AtomicBool>>>>,
 44    forbid_connections: Arc<AtomicBool>,
 45    _test_db: TestDb,
 46    test_live_kit_server: Arc<live_kit_client::TestServer>,
 47}
 48
 49impl TestServer {
 50    async fn start(deterministic: &Arc<Deterministic>) -> Self {
 51        static NEXT_LIVE_KIT_SERVER_ID: AtomicUsize = AtomicUsize::new(0);
 52
 53        let use_postgres = env::var("USE_POSTGRES").ok();
 54        let use_postgres = use_postgres.as_deref();
 55        let test_db = if use_postgres == Some("true") || use_postgres == Some("1") {
 56            TestDb::postgres(deterministic.build_background())
 57        } else {
 58            TestDb::sqlite(deterministic.build_background())
 59        };
 60        let live_kit_server_id = NEXT_LIVE_KIT_SERVER_ID.fetch_add(1, SeqCst);
 61        let live_kit_server = live_kit_client::TestServer::create(
 62            format!("http://livekit.{}.test", live_kit_server_id),
 63            format!("devkey-{}", live_kit_server_id),
 64            format!("secret-{}", live_kit_server_id),
 65            deterministic.build_background(),
 66        )
 67        .unwrap();
 68        let app_state = Self::build_app_state(&test_db, &live_kit_server).await;
 69        let epoch = app_state
 70            .db
 71            .create_server(&app_state.config.zed_environment)
 72            .await
 73            .unwrap();
 74        let server = Server::new(
 75            epoch,
 76            app_state.clone(),
 77            Executor::Deterministic(deterministic.build_background()),
 78        );
 79        server.start().await.unwrap();
 80        // Advance clock to ensure the server's cleanup task is finished.
 81        deterministic.advance_clock(CLEANUP_TIMEOUT);
 82        Self {
 83            app_state,
 84            server,
 85            connection_killers: Default::default(),
 86            forbid_connections: Default::default(),
 87            _test_db: test_db,
 88            test_live_kit_server: live_kit_server,
 89        }
 90    }
 91
 92    async fn reset(&self) {
 93        self.app_state.db.reset();
 94        let epoch = self
 95            .app_state
 96            .db
 97            .create_server(&self.app_state.config.zed_environment)
 98            .await
 99            .unwrap();
100        self.server.reset(epoch);
101    }
102
103    async fn create_client(&mut self, cx: &mut TestAppContext, name: &str) -> TestClient {
104        cx.update(|cx| {
105            cx.set_global(SettingsStore::test(cx));
106        });
107
108        let http = FakeHttpClient::with_404_response();
109        let user_id = if let Ok(Some(user)) = self.app_state.db.get_user_by_github_login(name).await
110        {
111            user.id
112        } else {
113            self.app_state
114                .db
115                .create_user(
116                    &format!("{name}@example.com"),
117                    false,
118                    NewUserParams {
119                        github_login: name.into(),
120                        github_user_id: 0,
121                        invite_count: 0,
122                    },
123                )
124                .await
125                .expect("creating user failed")
126                .user_id
127        };
128        let client_name = name.to_string();
129        let mut client = cx.read(|cx| Client::new(http.clone(), cx));
130        let server = self.server.clone();
131        let db = self.app_state.db.clone();
132        let connection_killers = self.connection_killers.clone();
133        let forbid_connections = self.forbid_connections.clone();
134
135        Arc::get_mut(&mut client)
136            .unwrap()
137            .set_id(user_id.0 as usize)
138            .override_authenticate(move |cx| {
139                cx.spawn(|_| async move {
140                    let access_token = "the-token".to_string();
141                    Ok(Credentials {
142                        user_id: user_id.0 as u64,
143                        access_token,
144                    })
145                })
146            })
147            .override_establish_connection(move |credentials, cx| {
148                assert_eq!(credentials.user_id, user_id.0 as u64);
149                assert_eq!(credentials.access_token, "the-token");
150
151                let server = server.clone();
152                let db = db.clone();
153                let connection_killers = connection_killers.clone();
154                let forbid_connections = forbid_connections.clone();
155                let client_name = client_name.clone();
156                cx.spawn(move |cx| async move {
157                    if forbid_connections.load(SeqCst) {
158                        Err(EstablishConnectionError::other(anyhow!(
159                            "server is forbidding connections"
160                        )))
161                    } else {
162                        let (client_conn, server_conn, killed) =
163                            Connection::in_memory(cx.background());
164                        let (connection_id_tx, connection_id_rx) = oneshot::channel();
165                        let user = db
166                            .get_user_by_id(user_id)
167                            .await
168                            .expect("retrieving user failed")
169                            .unwrap();
170                        cx.background()
171                            .spawn(server.handle_connection(
172                                server_conn,
173                                client_name,
174                                user,
175                                Some(connection_id_tx),
176                                Executor::Deterministic(cx.background()),
177                            ))
178                            .detach();
179                        let connection_id = connection_id_rx.await.unwrap();
180                        connection_killers
181                            .lock()
182                            .insert(connection_id.into(), killed);
183                        Ok(client_conn)
184                    }
185                })
186            });
187
188        let fs = FakeFs::new(cx.background());
189        let user_store = cx.add_model(|cx| UserStore::new(client.clone(), http, cx));
190        let app_state = Arc::new(workspace::AppState {
191            client: client.clone(),
192            user_store: user_store.clone(),
193            languages: Arc::new(LanguageRegistry::test()),
194            fs: fs.clone(),
195            build_window_options: |_, _, _| Default::default(),
196            initialize_workspace: |_, _, _, _| unimplemented!(),
197            background_actions: || &[],
198        });
199
200        cx.update(|cx| {
201            theme::init((), cx);
202            Project::init(&client, cx);
203            client::init(&client, cx);
204            language::init(cx);
205            editor::init_settings(cx);
206            workspace::init(app_state.clone(), cx);
207            audio::init((), cx);
208            call::init(client.clone(), user_store.clone(), cx);
209        });
210
211        client
212            .authenticate_and_connect(false, &cx.to_async())
213            .await
214            .unwrap();
215
216        let client = TestClient {
217            client,
218            username: name.to_string(),
219            state: Default::default(),
220            user_store,
221            fs,
222            language_registry: Arc::new(LanguageRegistry::test()),
223        };
224        client.wait_for_current_user(cx).await;
225        client
226    }
227
228    fn disconnect_client(&self, peer_id: PeerId) {
229        self.connection_killers
230            .lock()
231            .remove(&peer_id)
232            .unwrap()
233            .store(true, SeqCst);
234    }
235
236    fn forbid_connections(&self) {
237        self.forbid_connections.store(true, SeqCst);
238    }
239
240    fn allow_connections(&self) {
241        self.forbid_connections.store(false, SeqCst);
242    }
243
244    async fn make_contacts(&self, clients: &mut [(&TestClient, &mut TestAppContext)]) {
245        for ix in 1..clients.len() {
246            let (left, right) = clients.split_at_mut(ix);
247            let (client_a, cx_a) = left.last_mut().unwrap();
248            for (client_b, cx_b) in right {
249                client_a
250                    .user_store
251                    .update(*cx_a, |store, cx| {
252                        store.request_contact(client_b.user_id().unwrap(), cx)
253                    })
254                    .await
255                    .unwrap();
256                cx_a.foreground().run_until_parked();
257                client_b
258                    .user_store
259                    .update(*cx_b, |store, cx| {
260                        store.respond_to_contact_request(client_a.user_id().unwrap(), true, cx)
261                    })
262                    .await
263                    .unwrap();
264            }
265        }
266    }
267
268    async fn create_room(&self, clients: &mut [(&TestClient, &mut TestAppContext)]) {
269        self.make_contacts(clients).await;
270
271        let (left, right) = clients.split_at_mut(1);
272        let (_client_a, cx_a) = &mut left[0];
273        let active_call_a = cx_a.read(ActiveCall::global);
274
275        for (client_b, cx_b) in right {
276            let user_id_b = client_b.current_user_id(*cx_b).to_proto();
277            active_call_a
278                .update(*cx_a, |call, cx| call.invite(user_id_b, None, cx))
279                .await
280                .unwrap();
281
282            cx_b.foreground().run_until_parked();
283            let active_call_b = cx_b.read(ActiveCall::global);
284            active_call_b
285                .update(*cx_b, |call, cx| call.accept_incoming(cx))
286                .await
287                .unwrap();
288        }
289    }
290
291    async fn build_app_state(
292        test_db: &TestDb,
293        fake_server: &live_kit_client::TestServer,
294    ) -> Arc<AppState> {
295        Arc::new(AppState {
296            db: test_db.db().clone(),
297            live_kit_client: Some(Arc::new(fake_server.create_api_client())),
298            config: Default::default(),
299        })
300    }
301}
302
303impl Deref for TestServer {
304    type Target = Server;
305
306    fn deref(&self) -> &Self::Target {
307        &self.server
308    }
309}
310
311impl Drop for TestServer {
312    fn drop(&mut self) {
313        self.server.teardown();
314        self.test_live_kit_server.teardown().unwrap();
315    }
316}
317
318struct TestClient {
319    client: Arc<Client>,
320    username: String,
321    state: RefCell<TestClientState>,
322    pub user_store: ModelHandle<UserStore>,
323    language_registry: Arc<LanguageRegistry>,
324    fs: Arc<FakeFs>,
325}
326
327#[derive(Default)]
328struct TestClientState {
329    local_projects: Vec<ModelHandle<Project>>,
330    remote_projects: Vec<ModelHandle<Project>>,
331    buffers: HashMap<ModelHandle<Project>, HashSet<ModelHandle<language::Buffer>>>,
332}
333
334impl Deref for TestClient {
335    type Target = Arc<Client>;
336
337    fn deref(&self) -> &Self::Target {
338        &self.client
339    }
340}
341
342struct ContactsSummary {
343    pub current: Vec<String>,
344    pub outgoing_requests: Vec<String>,
345    pub incoming_requests: Vec<String>,
346}
347
348impl TestClient {
349    pub fn current_user_id(&self, cx: &TestAppContext) -> UserId {
350        UserId::from_proto(
351            self.user_store
352                .read_with(cx, |user_store, _| user_store.current_user().unwrap().id),
353        )
354    }
355
356    async fn wait_for_current_user(&self, cx: &TestAppContext) {
357        let mut authed_user = self
358            .user_store
359            .read_with(cx, |user_store, _| user_store.watch_current_user());
360        while authed_user.next().await.unwrap().is_none() {}
361    }
362
363    async fn clear_contacts(&self, cx: &mut TestAppContext) {
364        self.user_store
365            .update(cx, |store, _| store.clear_contacts())
366            .await;
367    }
368
369    fn local_projects<'a>(&'a self) -> impl Deref<Target = Vec<ModelHandle<Project>>> + 'a {
370        Ref::map(self.state.borrow(), |state| &state.local_projects)
371    }
372
373    fn remote_projects<'a>(&'a self) -> impl Deref<Target = Vec<ModelHandle<Project>>> + 'a {
374        Ref::map(self.state.borrow(), |state| &state.remote_projects)
375    }
376
377    fn local_projects_mut<'a>(&'a self) -> impl DerefMut<Target = Vec<ModelHandle<Project>>> + 'a {
378        RefMut::map(self.state.borrow_mut(), |state| &mut state.local_projects)
379    }
380
381    fn remote_projects_mut<'a>(&'a self) -> impl DerefMut<Target = Vec<ModelHandle<Project>>> + 'a {
382        RefMut::map(self.state.borrow_mut(), |state| &mut state.remote_projects)
383    }
384
385    fn buffers_for_project<'a>(
386        &'a self,
387        project: &ModelHandle<Project>,
388    ) -> impl DerefMut<Target = HashSet<ModelHandle<language::Buffer>>> + 'a {
389        RefMut::map(self.state.borrow_mut(), |state| {
390            state.buffers.entry(project.clone()).or_default()
391        })
392    }
393
394    fn buffers<'a>(
395        &'a self,
396    ) -> impl DerefMut<Target = HashMap<ModelHandle<Project>, HashSet<ModelHandle<language::Buffer>>>> + 'a
397    {
398        RefMut::map(self.state.borrow_mut(), |state| &mut state.buffers)
399    }
400
401    fn summarize_contacts(&self, cx: &TestAppContext) -> ContactsSummary {
402        self.user_store.read_with(cx, |store, _| ContactsSummary {
403            current: store
404                .contacts()
405                .iter()
406                .map(|contact| contact.user.github_login.clone())
407                .collect(),
408            outgoing_requests: store
409                .outgoing_contact_requests()
410                .iter()
411                .map(|user| user.github_login.clone())
412                .collect(),
413            incoming_requests: store
414                .incoming_contact_requests()
415                .iter()
416                .map(|user| user.github_login.clone())
417                .collect(),
418        })
419    }
420
421    async fn build_local_project(
422        &self,
423        root_path: impl AsRef<Path>,
424        cx: &mut TestAppContext,
425    ) -> (ModelHandle<Project>, WorktreeId) {
426        let project = cx.update(|cx| {
427            Project::local(
428                self.client.clone(),
429                self.user_store.clone(),
430                self.language_registry.clone(),
431                self.fs.clone(),
432                cx,
433            )
434        });
435        let (worktree, _) = project
436            .update(cx, |p, cx| {
437                p.find_or_create_local_worktree(root_path, true, cx)
438            })
439            .await
440            .unwrap();
441        worktree
442            .read_with(cx, |tree, _| tree.as_local().unwrap().scan_complete())
443            .await;
444        (project, worktree.read_with(cx, |tree, _| tree.id()))
445    }
446
447    async fn build_remote_project(
448        &self,
449        host_project_id: u64,
450        guest_cx: &mut TestAppContext,
451    ) -> ModelHandle<Project> {
452        let active_call = guest_cx.read(ActiveCall::global);
453        let room = active_call.read_with(guest_cx, |call, _| call.room().unwrap().clone());
454        room.update(guest_cx, |room, cx| {
455            room.join_project(
456                host_project_id,
457                self.language_registry.clone(),
458                self.fs.clone(),
459                cx,
460            )
461        })
462        .await
463        .unwrap()
464    }
465
466    fn build_workspace(
467        &self,
468        project: &ModelHandle<Project>,
469        cx: &mut TestAppContext,
470    ) -> ViewHandle<Workspace> {
471        struct WorkspaceContainer {
472            workspace: Option<WeakViewHandle<Workspace>>,
473        }
474
475        impl Entity for WorkspaceContainer {
476            type Event = ();
477        }
478
479        impl View for WorkspaceContainer {
480            fn ui_name() -> &'static str {
481                "WorkspaceContainer"
482            }
483
484            fn render(&mut self, cx: &mut ViewContext<Self>) -> AnyElement<Self> {
485                if let Some(workspace) = self
486                    .workspace
487                    .as_ref()
488                    .and_then(|workspace| workspace.upgrade(cx))
489                {
490                    ChildView::new(&workspace, cx).into_any()
491                } else {
492                    Empty::new().into_any()
493                }
494            }
495        }
496
497        // We use a workspace container so that we don't need to remove the window in order to
498        // drop the workspace and we can use a ViewHandle instead.
499        let (window_id, container) = cx.add_window(|_| WorkspaceContainer { workspace: None });
500        let workspace = cx.add_view(window_id, |cx| Workspace::test_new(project.clone(), cx));
501        container.update(cx, |container, cx| {
502            container.workspace = Some(workspace.downgrade());
503            cx.notify();
504        });
505        workspace
506    }
507}
508
509impl Drop for TestClient {
510    fn drop(&mut self) {
511        self.client.teardown();
512    }
513}