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, ChannelStore, Client, Connection, Credentials, EstablishConnectionError,
 11    UserStore,
 12};
 13use collections::{HashMap, HashSet};
 14use fs::FakeFs;
 15use futures::{channel::oneshot, StreamExt as _};
 16use gpui::{
 17    elements::*, executor::Deterministic, AnyElement, Entity, ModelHandle, TestAppContext, View,
 18    ViewContext, ViewHandle, WeakViewHandle,
 19};
 20use language::LanguageRegistry;
 21use parking_lot::Mutex;
 22use project::{Project, WorktreeId};
 23use settings::SettingsStore;
 24use std::{
 25    cell::{Ref, RefCell, RefMut},
 26    env,
 27    ops::{Deref, DerefMut},
 28    path::Path,
 29    sync::{
 30        atomic::{AtomicBool, AtomicUsize, Ordering::SeqCst},
 31        Arc,
 32    },
 33};
 34use util::http::FakeHttpClient;
 35use workspace::Workspace;
 36
 37mod channel_tests;
 38mod integration_tests;
 39mod randomized_integration_tests;
 40
 41struct TestServer {
 42    app_state: Arc<AppState>,
 43    server: Arc<Server>,
 44    connection_killers: Arc<Mutex<HashMap<PeerId, Arc<AtomicBool>>>>,
 45    forbid_connections: Arc<AtomicBool>,
 46    _test_db: TestDb,
 47    test_live_kit_server: Arc<live_kit_client::TestServer>,
 48}
 49
 50impl TestServer {
 51    async fn start(deterministic: &Arc<Deterministic>) -> Self {
 52        static NEXT_LIVE_KIT_SERVER_ID: AtomicUsize = AtomicUsize::new(0);
 53
 54        let use_postgres = env::var("USE_POSTGRES").ok();
 55        let use_postgres = use_postgres.as_deref();
 56        let test_db = if use_postgres == Some("true") || use_postgres == Some("1") {
 57            TestDb::postgres(deterministic.build_background())
 58        } else {
 59            TestDb::sqlite(deterministic.build_background())
 60        };
 61        let live_kit_server_id = NEXT_LIVE_KIT_SERVER_ID.fetch_add(1, SeqCst);
 62        let live_kit_server = live_kit_client::TestServer::create(
 63            format!("http://livekit.{}.test", live_kit_server_id),
 64            format!("devkey-{}", live_kit_server_id),
 65            format!("secret-{}", live_kit_server_id),
 66            deterministic.build_background(),
 67        )
 68        .unwrap();
 69        let app_state = Self::build_app_state(&test_db, &live_kit_server).await;
 70        let epoch = app_state
 71            .db
 72            .create_server(&app_state.config.zed_environment)
 73            .await
 74            .unwrap();
 75        let server = Server::new(
 76            epoch,
 77            app_state.clone(),
 78            Executor::Deterministic(deterministic.build_background()),
 79        );
 80        server.start().await.unwrap();
 81        // Advance clock to ensure the server's cleanup task is finished.
 82        deterministic.advance_clock(CLEANUP_TIMEOUT);
 83        Self {
 84            app_state,
 85            server,
 86            connection_killers: Default::default(),
 87            forbid_connections: Default::default(),
 88            _test_db: test_db,
 89            test_live_kit_server: live_kit_server,
 90        }
 91    }
 92
 93    async fn reset(&self) {
 94        self.app_state.db.reset();
 95        let epoch = self
 96            .app_state
 97            .db
 98            .create_server(&self.app_state.config.zed_environment)
 99            .await
100            .unwrap();
101        self.server.reset(epoch);
102    }
103
104    async fn create_client(&mut self, cx: &mut TestAppContext, name: &str) -> TestClient {
105        cx.update(|cx| {
106            cx.set_global(SettingsStore::test(cx));
107        });
108
109        let http = FakeHttpClient::with_404_response();
110        let user_id = if let Ok(Some(user)) = self.app_state.db.get_user_by_github_login(name).await
111        {
112            user.id
113        } else {
114            self.app_state
115                .db
116                .create_user(
117                    &format!("{name}@example.com"),
118                    false,
119                    NewUserParams {
120                        github_login: name.into(),
121                        github_user_id: 0,
122                        invite_count: 0,
123                    },
124                )
125                .await
126                .expect("creating user failed")
127                .user_id
128        };
129        let client_name = name.to_string();
130        let mut client = cx.read(|cx| Client::new(http.clone(), cx));
131        let server = self.server.clone();
132        let db = self.app_state.db.clone();
133        let connection_killers = self.connection_killers.clone();
134        let forbid_connections = self.forbid_connections.clone();
135
136        Arc::get_mut(&mut client)
137            .unwrap()
138            .set_id(user_id.0 as usize)
139            .override_authenticate(move |cx| {
140                cx.spawn(|_| async move {
141                    let access_token = "the-token".to_string();
142                    Ok(Credentials {
143                        user_id: user_id.0 as u64,
144                        access_token,
145                    })
146                })
147            })
148            .override_establish_connection(move |credentials, cx| {
149                assert_eq!(credentials.user_id, user_id.0 as u64);
150                assert_eq!(credentials.access_token, "the-token");
151
152                let server = server.clone();
153                let db = db.clone();
154                let connection_killers = connection_killers.clone();
155                let forbid_connections = forbid_connections.clone();
156                let client_name = client_name.clone();
157                cx.spawn(move |cx| async move {
158                    if forbid_connections.load(SeqCst) {
159                        Err(EstablishConnectionError::other(anyhow!(
160                            "server is forbidding connections"
161                        )))
162                    } else {
163                        let (client_conn, server_conn, killed) =
164                            Connection::in_memory(cx.background());
165                        let (connection_id_tx, connection_id_rx) = oneshot::channel();
166                        let user = db
167                            .get_user_by_id(user_id)
168                            .await
169                            .expect("retrieving user failed")
170                            .unwrap();
171                        cx.background()
172                            .spawn(server.handle_connection(
173                                server_conn,
174                                client_name,
175                                user,
176                                Some(connection_id_tx),
177                                Executor::Deterministic(cx.background()),
178                            ))
179                            .detach();
180                        let connection_id = connection_id_rx.await.unwrap();
181                        connection_killers
182                            .lock()
183                            .insert(connection_id.into(), killed);
184                        Ok(client_conn)
185                    }
186                })
187            });
188
189        let fs = FakeFs::new(cx.background());
190        let user_store = cx.add_model(|cx| UserStore::new(client.clone(), http, cx));
191        let channel_store =
192            cx.add_model(|cx| ChannelStore::new(client.clone(), user_store.clone(), cx));
193        let app_state = Arc::new(workspace::AppState {
194            client: client.clone(),
195            user_store: user_store.clone(),
196            languages: Arc::new(LanguageRegistry::test()),
197            fs: fs.clone(),
198            build_window_options: |_, _, _| Default::default(),
199            initialize_workspace: |_, _, _, _| unimplemented!(),
200            background_actions: || &[],
201        });
202
203        cx.update(|cx| {
204            theme::init((), cx);
205            Project::init(&client, cx);
206            client::init(&client, cx);
207            language::init(cx);
208            editor::init_settings(cx);
209            workspace::init(app_state.clone(), cx);
210            audio::init((), cx);
211            call::init(client.clone(), user_store.clone(), cx);
212        });
213
214        client
215            .authenticate_and_connect(false, &cx.to_async())
216            .await
217            .unwrap();
218
219        let client = TestClient {
220            client,
221            username: name.to_string(),
222            state: Default::default(),
223            user_store,
224            channel_store,
225            fs,
226            language_registry: Arc::new(LanguageRegistry::test()),
227        };
228        client.wait_for_current_user(cx).await;
229        client
230    }
231
232    fn disconnect_client(&self, peer_id: PeerId) {
233        self.connection_killers
234            .lock()
235            .remove(&peer_id)
236            .unwrap()
237            .store(true, SeqCst);
238    }
239
240    fn forbid_connections(&self) {
241        self.forbid_connections.store(true, SeqCst);
242    }
243
244    fn allow_connections(&self) {
245        self.forbid_connections.store(false, SeqCst);
246    }
247
248    async fn make_contacts(&self, clients: &mut [(&TestClient, &mut TestAppContext)]) {
249        for ix in 1..clients.len() {
250            let (left, right) = clients.split_at_mut(ix);
251            let (client_a, cx_a) = left.last_mut().unwrap();
252            for (client_b, cx_b) in right {
253                client_a
254                    .user_store
255                    .update(*cx_a, |store, cx| {
256                        store.request_contact(client_b.user_id().unwrap(), cx)
257                    })
258                    .await
259                    .unwrap();
260                cx_a.foreground().run_until_parked();
261                client_b
262                    .user_store
263                    .update(*cx_b, |store, cx| {
264                        store.respond_to_contact_request(client_a.user_id().unwrap(), true, cx)
265                    })
266                    .await
267                    .unwrap();
268            }
269        }
270    }
271
272    async fn create_room(&self, clients: &mut [(&TestClient, &mut TestAppContext)]) {
273        self.make_contacts(clients).await;
274
275        let (left, right) = clients.split_at_mut(1);
276        let (_client_a, cx_a) = &mut left[0];
277        let active_call_a = cx_a.read(ActiveCall::global);
278
279        for (client_b, cx_b) in right {
280            let user_id_b = client_b.current_user_id(*cx_b).to_proto();
281            active_call_a
282                .update(*cx_a, |call, cx| call.invite(user_id_b, None, cx))
283                .await
284                .unwrap();
285
286            cx_b.foreground().run_until_parked();
287            let active_call_b = cx_b.read(ActiveCall::global);
288            active_call_b
289                .update(*cx_b, |call, cx| call.accept_incoming(cx))
290                .await
291                .unwrap();
292        }
293    }
294
295    async fn build_app_state(
296        test_db: &TestDb,
297        fake_server: &live_kit_client::TestServer,
298    ) -> Arc<AppState> {
299        Arc::new(AppState {
300            db: test_db.db().clone(),
301            live_kit_client: Some(Arc::new(fake_server.create_api_client())),
302            config: Default::default(),
303        })
304    }
305}
306
307impl Deref for TestServer {
308    type Target = Server;
309
310    fn deref(&self) -> &Self::Target {
311        &self.server
312    }
313}
314
315impl Drop for TestServer {
316    fn drop(&mut self) {
317        self.server.teardown();
318        self.test_live_kit_server.teardown().unwrap();
319    }
320}
321
322struct TestClient {
323    client: Arc<Client>,
324    username: String,
325    state: RefCell<TestClientState>,
326    pub user_store: ModelHandle<UserStore>,
327    pub channel_store: ModelHandle<ChannelStore>,
328    language_registry: Arc<LanguageRegistry>,
329    fs: Arc<FakeFs>,
330}
331
332#[derive(Default)]
333struct TestClientState {
334    local_projects: Vec<ModelHandle<Project>>,
335    remote_projects: Vec<ModelHandle<Project>>,
336    buffers: HashMap<ModelHandle<Project>, HashSet<ModelHandle<language::Buffer>>>,
337}
338
339impl Deref for TestClient {
340    type Target = Arc<Client>;
341
342    fn deref(&self) -> &Self::Target {
343        &self.client
344    }
345}
346
347struct ContactsSummary {
348    pub current: Vec<String>,
349    pub outgoing_requests: Vec<String>,
350    pub incoming_requests: Vec<String>,
351}
352
353impl TestClient {
354    pub fn current_user_id(&self, cx: &TestAppContext) -> UserId {
355        UserId::from_proto(
356            self.user_store
357                .read_with(cx, |user_store, _| user_store.current_user().unwrap().id),
358        )
359    }
360
361    async fn wait_for_current_user(&self, cx: &TestAppContext) {
362        let mut authed_user = self
363            .user_store
364            .read_with(cx, |user_store, _| user_store.watch_current_user());
365        while authed_user.next().await.unwrap().is_none() {}
366    }
367
368    async fn clear_contacts(&self, cx: &mut TestAppContext) {
369        self.user_store
370            .update(cx, |store, _| store.clear_contacts())
371            .await;
372    }
373
374    fn local_projects<'a>(&'a self) -> impl Deref<Target = Vec<ModelHandle<Project>>> + 'a {
375        Ref::map(self.state.borrow(), |state| &state.local_projects)
376    }
377
378    fn remote_projects<'a>(&'a self) -> impl Deref<Target = Vec<ModelHandle<Project>>> + 'a {
379        Ref::map(self.state.borrow(), |state| &state.remote_projects)
380    }
381
382    fn local_projects_mut<'a>(&'a self) -> impl DerefMut<Target = Vec<ModelHandle<Project>>> + 'a {
383        RefMut::map(self.state.borrow_mut(), |state| &mut state.local_projects)
384    }
385
386    fn remote_projects_mut<'a>(&'a self) -> impl DerefMut<Target = Vec<ModelHandle<Project>>> + 'a {
387        RefMut::map(self.state.borrow_mut(), |state| &mut state.remote_projects)
388    }
389
390    fn buffers_for_project<'a>(
391        &'a self,
392        project: &ModelHandle<Project>,
393    ) -> impl DerefMut<Target = HashSet<ModelHandle<language::Buffer>>> + 'a {
394        RefMut::map(self.state.borrow_mut(), |state| {
395            state.buffers.entry(project.clone()).or_default()
396        })
397    }
398
399    fn buffers<'a>(
400        &'a self,
401    ) -> impl DerefMut<Target = HashMap<ModelHandle<Project>, HashSet<ModelHandle<language::Buffer>>>> + 'a
402    {
403        RefMut::map(self.state.borrow_mut(), |state| &mut state.buffers)
404    }
405
406    fn summarize_contacts(&self, cx: &TestAppContext) -> ContactsSummary {
407        self.user_store.read_with(cx, |store, _| ContactsSummary {
408            current: store
409                .contacts()
410                .iter()
411                .map(|contact| contact.user.github_login.clone())
412                .collect(),
413            outgoing_requests: store
414                .outgoing_contact_requests()
415                .iter()
416                .map(|user| user.github_login.clone())
417                .collect(),
418            incoming_requests: store
419                .incoming_contact_requests()
420                .iter()
421                .map(|user| user.github_login.clone())
422                .collect(),
423        })
424    }
425
426    async fn build_local_project(
427        &self,
428        root_path: impl AsRef<Path>,
429        cx: &mut TestAppContext,
430    ) -> (ModelHandle<Project>, WorktreeId) {
431        let project = cx.update(|cx| {
432            Project::local(
433                self.client.clone(),
434                self.user_store.clone(),
435                self.language_registry.clone(),
436                self.fs.clone(),
437                cx,
438            )
439        });
440        let (worktree, _) = project
441            .update(cx, |p, cx| {
442                p.find_or_create_local_worktree(root_path, true, cx)
443            })
444            .await
445            .unwrap();
446        worktree
447            .read_with(cx, |tree, _| tree.as_local().unwrap().scan_complete())
448            .await;
449        (project, worktree.read_with(cx, |tree, _| tree.id()))
450    }
451
452    async fn build_remote_project(
453        &self,
454        host_project_id: u64,
455        guest_cx: &mut TestAppContext,
456    ) -> ModelHandle<Project> {
457        let active_call = guest_cx.read(ActiveCall::global);
458        let room = active_call.read_with(guest_cx, |call, _| call.room().unwrap().clone());
459        room.update(guest_cx, |room, cx| {
460            room.join_project(
461                host_project_id,
462                self.language_registry.clone(),
463                self.fs.clone(),
464                cx,
465            )
466        })
467        .await
468        .unwrap()
469    }
470
471    fn build_workspace(
472        &self,
473        project: &ModelHandle<Project>,
474        cx: &mut TestAppContext,
475    ) -> ViewHandle<Workspace> {
476        struct WorkspaceContainer {
477            workspace: Option<WeakViewHandle<Workspace>>,
478        }
479
480        impl Entity for WorkspaceContainer {
481            type Event = ();
482        }
483
484        impl View for WorkspaceContainer {
485            fn ui_name() -> &'static str {
486                "WorkspaceContainer"
487            }
488
489            fn render(&mut self, cx: &mut ViewContext<Self>) -> AnyElement<Self> {
490                if let Some(workspace) = self
491                    .workspace
492                    .as_ref()
493                    .and_then(|workspace| workspace.upgrade(cx))
494                {
495                    ChildView::new(&workspace, cx).into_any()
496                } else {
497                    Empty::new().into_any()
498                }
499            }
500        }
501
502        // We use a workspace container so that we don't need to remove the window in order to
503        // drop the workspace and we can use a ViewHandle instead.
504        let (window_id, container) = cx.add_window(|_| WorkspaceContainer { workspace: None });
505        let workspace = cx.add_view(window_id, |cx| Workspace::test_new(project.clone(), cx));
506        container.update(cx, |container, cx| {
507            container.workspace = Some(workspace.downgrade());
508            cx.notify();
509        });
510        workspace
511    }
512}
513
514impl Drop for TestClient {
515    fn drop(&mut self) {
516        self.client.teardown();
517    }
518}