1mod store;
2
3use super::{
4 auth::process_auth_header,
5 db::{ChannelId, MessageId, UserId},
6 AppState,
7};
8use anyhow::anyhow;
9use async_std::task;
10use async_tungstenite::{tungstenite::protocol::Role, WebSocketStream};
11use collections::{HashMap, HashSet};
12use futures::{future::BoxFuture, FutureExt, StreamExt};
13use parking_lot::{RwLock, RwLockReadGuard, RwLockWriteGuard};
14use postage::{mpsc, prelude::Sink as _};
15use rpc::{
16 proto::{self, AnyTypedEnvelope, EnvelopedMessage},
17 Connection, ConnectionId, Peer, TypedEnvelope,
18};
19use sha1::{Digest as _, Sha1};
20use std::{any::TypeId, future::Future, path::PathBuf, sync::Arc, time::Instant};
21use store::{Store, Worktree};
22use surf::StatusCode;
23use tide::log;
24use tide::{
25 http::headers::{HeaderName, CONNECTION, UPGRADE},
26 Request, Response,
27};
28use time::OffsetDateTime;
29
30type MessageHandler = Box<
31 dyn Send
32 + Sync
33 + Fn(Arc<Server>, Box<dyn AnyTypedEnvelope>) -> BoxFuture<'static, tide::Result<()>>,
34>;
35
36pub struct Server {
37 peer: Arc<Peer>,
38 store: RwLock<Store>,
39 app_state: Arc<AppState>,
40 handlers: HashMap<TypeId, MessageHandler>,
41 notifications: Option<mpsc::Sender<()>>,
42}
43
44const MESSAGE_COUNT_PER_PAGE: usize = 100;
45const MAX_MESSAGE_LEN: usize = 1024;
46const NO_SUCH_PROJECT: &'static str = "no such project";
47
48impl Server {
49 pub fn new(
50 app_state: Arc<AppState>,
51 peer: Arc<Peer>,
52 notifications: Option<mpsc::Sender<()>>,
53 ) -> Arc<Self> {
54 let mut server = Self {
55 peer,
56 app_state,
57 store: Default::default(),
58 handlers: Default::default(),
59 notifications,
60 };
61
62 server
63 .add_handler(Server::ping)
64 .add_handler(Server::register_project)
65 .add_handler(Server::unregister_project)
66 .add_handler(Server::share_project)
67 .add_handler(Server::unshare_project)
68 .add_handler(Server::join_project)
69 .add_handler(Server::leave_project)
70 .add_handler(Server::register_worktree)
71 .add_handler(Server::unregister_worktree)
72 .add_handler(Server::share_worktree)
73 .add_handler(Server::update_worktree)
74 .add_handler(Server::update_diagnostic_summary)
75 .add_handler(Server::disk_based_diagnostics_updating)
76 .add_handler(Server::disk_based_diagnostics_updated)
77 .add_handler(Server::get_definition)
78 .add_handler(Server::open_buffer)
79 .add_handler(Server::close_buffer)
80 .add_handler(Server::update_buffer)
81 .add_handler(Server::update_buffer_file)
82 .add_handler(Server::buffer_reloaded)
83 .add_handler(Server::buffer_saved)
84 .add_handler(Server::save_buffer)
85 .add_handler(Server::format_buffers)
86 .add_handler(Server::get_completions)
87 .add_handler(Server::apply_additional_edits_for_completion)
88 .add_handler(Server::get_code_actions)
89 .add_handler(Server::apply_code_action)
90 .add_handler(Server::get_channels)
91 .add_handler(Server::get_users)
92 .add_handler(Server::join_channel)
93 .add_handler(Server::leave_channel)
94 .add_handler(Server::send_channel_message)
95 .add_handler(Server::get_channel_messages);
96
97 Arc::new(server)
98 }
99
100 fn add_handler<F, Fut, M>(&mut self, handler: F) -> &mut Self
101 where
102 F: 'static + Send + Sync + Fn(Arc<Self>, TypedEnvelope<M>) -> Fut,
103 Fut: 'static + Send + Future<Output = tide::Result<()>>,
104 M: EnvelopedMessage,
105 {
106 let prev_handler = self.handlers.insert(
107 TypeId::of::<M>(),
108 Box::new(move |server, envelope| {
109 let envelope = envelope.into_any().downcast::<TypedEnvelope<M>>().unwrap();
110 (handler)(server, *envelope).boxed()
111 }),
112 );
113 if prev_handler.is_some() {
114 panic!("registered a handler for the same message twice");
115 }
116 self
117 }
118
119 pub fn handle_connection(
120 self: &Arc<Self>,
121 connection: Connection,
122 addr: String,
123 user_id: UserId,
124 mut send_connection_id: Option<postage::mpsc::Sender<ConnectionId>>,
125 ) -> impl Future<Output = ()> {
126 let mut this = self.clone();
127 async move {
128 let (connection_id, handle_io, mut incoming_rx) =
129 this.peer.add_connection(connection).await;
130
131 if let Some(send_connection_id) = send_connection_id.as_mut() {
132 let _ = send_connection_id.send(connection_id).await;
133 }
134
135 this.state_mut().add_connection(connection_id, user_id);
136 if let Err(err) = this.update_contacts_for_users(&[user_id]) {
137 log::error!("error updating contacts for {:?}: {}", user_id, err);
138 }
139
140 let handle_io = handle_io.fuse();
141 futures::pin_mut!(handle_io);
142 loop {
143 let next_message = incoming_rx.next().fuse();
144 futures::pin_mut!(next_message);
145 futures::select_biased! {
146 result = handle_io => {
147 if let Err(err) = result {
148 log::error!("error handling rpc connection {:?} - {:?}", addr, err);
149 }
150 break;
151 }
152 message = next_message => {
153 if let Some(message) = message {
154 let start_time = Instant::now();
155 let type_name = message.payload_type_name();
156 log::info!("rpc message received. connection:{}, type:{}", connection_id, type_name);
157 if let Some(handler) = this.handlers.get(&message.payload_type_id()) {
158 if let Err(err) = (handler)(this.clone(), message).await {
159 log::error!("rpc message error. connection:{}, type:{}, error:{:?}", connection_id, type_name, err);
160 } else {
161 log::info!("rpc message handled. connection:{}, type:{}, duration:{:?}", connection_id, type_name, start_time.elapsed());
162 }
163
164 if let Some(mut notifications) = this.notifications.clone() {
165 let _ = notifications.send(()).await;
166 }
167 } else {
168 log::warn!("unhandled message: {}", type_name);
169 }
170 } else {
171 log::info!("rpc connection closed {:?}", addr);
172 break;
173 }
174 }
175 }
176 }
177
178 if let Err(err) = this.sign_out(connection_id).await {
179 log::error!("error signing out connection {:?} - {:?}", addr, err);
180 }
181 }
182 }
183
184 async fn sign_out(self: &mut Arc<Self>, connection_id: ConnectionId) -> tide::Result<()> {
185 self.peer.disconnect(connection_id);
186 let removed_connection = self.state_mut().remove_connection(connection_id)?;
187
188 for (project_id, project) in removed_connection.hosted_projects {
189 if let Some(share) = project.share {
190 broadcast(
191 connection_id,
192 share.guests.keys().copied().collect(),
193 |conn_id| {
194 self.peer
195 .send(conn_id, proto::UnshareProject { project_id })
196 },
197 )?;
198 }
199 }
200
201 for (project_id, peer_ids) in removed_connection.guest_project_ids {
202 broadcast(connection_id, peer_ids, |conn_id| {
203 self.peer.send(
204 conn_id,
205 proto::RemoveProjectCollaborator {
206 project_id,
207 peer_id: connection_id.0,
208 },
209 )
210 })?;
211 }
212
213 self.update_contacts_for_users(removed_connection.contact_ids.iter())?;
214 Ok(())
215 }
216
217 async fn ping(self: Arc<Server>, request: TypedEnvelope<proto::Ping>) -> tide::Result<()> {
218 self.peer.respond(request.receipt(), proto::Ack {})?;
219 Ok(())
220 }
221
222 async fn register_project(
223 mut self: Arc<Server>,
224 request: TypedEnvelope<proto::RegisterProject>,
225 ) -> tide::Result<()> {
226 let project_id = {
227 let mut state = self.state_mut();
228 let user_id = state.user_id_for_connection(request.sender_id)?;
229 state.register_project(request.sender_id, user_id)
230 };
231 self.peer.respond(
232 request.receipt(),
233 proto::RegisterProjectResponse { project_id },
234 )?;
235 Ok(())
236 }
237
238 async fn unregister_project(
239 mut self: Arc<Server>,
240 request: TypedEnvelope<proto::UnregisterProject>,
241 ) -> tide::Result<()> {
242 let project = self
243 .state_mut()
244 .unregister_project(request.payload.project_id, request.sender_id)
245 .ok_or_else(|| anyhow!("no such project"))?;
246 self.update_contacts_for_users(project.authorized_user_ids().iter())?;
247 Ok(())
248 }
249
250 async fn share_project(
251 mut self: Arc<Server>,
252 request: TypedEnvelope<proto::ShareProject>,
253 ) -> tide::Result<()> {
254 self.state_mut()
255 .share_project(request.payload.project_id, request.sender_id);
256 self.peer.respond(request.receipt(), proto::Ack {})?;
257 Ok(())
258 }
259
260 async fn unshare_project(
261 mut self: Arc<Server>,
262 request: TypedEnvelope<proto::UnshareProject>,
263 ) -> tide::Result<()> {
264 let project_id = request.payload.project_id;
265 let project = self
266 .state_mut()
267 .unshare_project(project_id, request.sender_id)?;
268
269 broadcast(request.sender_id, project.connection_ids, |conn_id| {
270 self.peer
271 .send(conn_id, proto::UnshareProject { project_id })
272 })?;
273 self.update_contacts_for_users(&project.authorized_user_ids)?;
274 Ok(())
275 }
276
277 async fn join_project(
278 mut self: Arc<Server>,
279 request: TypedEnvelope<proto::JoinProject>,
280 ) -> tide::Result<()> {
281 let project_id = request.payload.project_id;
282
283 let user_id = self.state().user_id_for_connection(request.sender_id)?;
284 let response_data = self
285 .state_mut()
286 .join_project(request.sender_id, user_id, project_id)
287 .and_then(|joined| {
288 let share = joined.project.share()?;
289 let peer_count = share.guests.len();
290 let mut collaborators = Vec::with_capacity(peer_count);
291 collaborators.push(proto::Collaborator {
292 peer_id: joined.project.host_connection_id.0,
293 replica_id: 0,
294 user_id: joined.project.host_user_id.to_proto(),
295 });
296 let worktrees = joined
297 .project
298 .worktrees
299 .iter()
300 .filter_map(|(id, worktree)| {
301 worktree.share.as_ref().map(|share| proto::Worktree {
302 id: *id,
303 root_name: worktree.root_name.clone(),
304 entries: share.entries.values().cloned().collect(),
305 diagnostic_summaries: share
306 .diagnostic_summaries
307 .values()
308 .cloned()
309 .collect(),
310 weak: worktree.weak,
311 })
312 })
313 .collect();
314 for (peer_conn_id, (peer_replica_id, peer_user_id)) in &share.guests {
315 if *peer_conn_id != request.sender_id {
316 collaborators.push(proto::Collaborator {
317 peer_id: peer_conn_id.0,
318 replica_id: *peer_replica_id as u32,
319 user_id: peer_user_id.to_proto(),
320 });
321 }
322 }
323 let response = proto::JoinProjectResponse {
324 worktrees,
325 replica_id: joined.replica_id as u32,
326 collaborators,
327 };
328 let connection_ids = joined.project.connection_ids();
329 let contact_user_ids = joined.project.authorized_user_ids();
330 Ok((response, connection_ids, contact_user_ids))
331 });
332
333 match response_data {
334 Ok((response, connection_ids, contact_user_ids)) => {
335 broadcast(request.sender_id, connection_ids, |conn_id| {
336 self.peer.send(
337 conn_id,
338 proto::AddProjectCollaborator {
339 project_id,
340 collaborator: Some(proto::Collaborator {
341 peer_id: request.sender_id.0,
342 replica_id: response.replica_id,
343 user_id: user_id.to_proto(),
344 }),
345 },
346 )
347 })?;
348 self.peer.respond(request.receipt(), response)?;
349 self.update_contacts_for_users(&contact_user_ids)?;
350 }
351 Err(error) => {
352 self.peer.respond_with_error(
353 request.receipt(),
354 proto::Error {
355 message: error.to_string(),
356 },
357 )?;
358 }
359 }
360
361 Ok(())
362 }
363
364 async fn leave_project(
365 mut self: Arc<Server>,
366 request: TypedEnvelope<proto::LeaveProject>,
367 ) -> tide::Result<()> {
368 let sender_id = request.sender_id;
369 let project_id = request.payload.project_id;
370 let worktree = self.state_mut().leave_project(sender_id, project_id);
371 if let Some(worktree) = worktree {
372 broadcast(sender_id, worktree.connection_ids, |conn_id| {
373 self.peer.send(
374 conn_id,
375 proto::RemoveProjectCollaborator {
376 project_id,
377 peer_id: sender_id.0,
378 },
379 )
380 })?;
381 self.update_contacts_for_users(&worktree.authorized_user_ids)?;
382 }
383 Ok(())
384 }
385
386 async fn register_worktree(
387 mut self: Arc<Server>,
388 request: TypedEnvelope<proto::RegisterWorktree>,
389 ) -> tide::Result<()> {
390 let receipt = request.receipt();
391 let host_user_id = self.state().user_id_for_connection(request.sender_id)?;
392
393 let mut contact_user_ids = HashSet::default();
394 contact_user_ids.insert(host_user_id);
395 for github_login in request.payload.authorized_logins {
396 match self.app_state.db.create_user(&github_login, false).await {
397 Ok(contact_user_id) => {
398 contact_user_ids.insert(contact_user_id);
399 }
400 Err(err) => {
401 let message = err.to_string();
402 self.peer
403 .respond_with_error(receipt, proto::Error { message })?;
404 return Ok(());
405 }
406 }
407 }
408
409 let contact_user_ids = contact_user_ids.into_iter().collect::<Vec<_>>();
410 let ok = self.state_mut().register_worktree(
411 request.payload.project_id,
412 request.payload.worktree_id,
413 Worktree {
414 authorized_user_ids: contact_user_ids.clone(),
415 root_name: request.payload.root_name,
416 share: None,
417 weak: false,
418 },
419 );
420
421 if ok {
422 self.peer.respond(receipt, proto::Ack {})?;
423 self.update_contacts_for_users(&contact_user_ids)?;
424 } else {
425 self.peer.respond_with_error(
426 receipt,
427 proto::Error {
428 message: NO_SUCH_PROJECT.to_string(),
429 },
430 )?;
431 }
432
433 Ok(())
434 }
435
436 async fn unregister_worktree(
437 mut self: Arc<Server>,
438 request: TypedEnvelope<proto::UnregisterWorktree>,
439 ) -> tide::Result<()> {
440 let project_id = request.payload.project_id;
441 let worktree_id = request.payload.worktree_id;
442 let (worktree, guest_connection_ids) =
443 self.state_mut()
444 .unregister_worktree(project_id, worktree_id, request.sender_id)?;
445 broadcast(request.sender_id, guest_connection_ids, |conn_id| {
446 self.peer.send(
447 conn_id,
448 proto::UnregisterWorktree {
449 project_id,
450 worktree_id,
451 },
452 )
453 })?;
454 self.update_contacts_for_users(&worktree.authorized_user_ids)?;
455 Ok(())
456 }
457
458 async fn share_worktree(
459 mut self: Arc<Server>,
460 mut request: TypedEnvelope<proto::ShareWorktree>,
461 ) -> tide::Result<()> {
462 let worktree = request
463 .payload
464 .worktree
465 .as_mut()
466 .ok_or_else(|| anyhow!("missing worktree"))?;
467 let entries = worktree
468 .entries
469 .iter()
470 .map(|entry| (entry.id, entry.clone()))
471 .collect();
472 let diagnostic_summaries = worktree
473 .diagnostic_summaries
474 .iter()
475 .map(|summary| (PathBuf::from(summary.path.clone()), summary.clone()))
476 .collect();
477
478 let shared_worktree = self.state_mut().share_worktree(
479 request.payload.project_id,
480 worktree.id,
481 request.sender_id,
482 entries,
483 diagnostic_summaries,
484 );
485 if let Some(shared_worktree) = shared_worktree {
486 broadcast(
487 request.sender_id,
488 shared_worktree.connection_ids,
489 |connection_id| {
490 self.peer.forward_send(
491 request.sender_id,
492 connection_id,
493 request.payload.clone(),
494 )
495 },
496 )?;
497 self.peer.respond(request.receipt(), proto::Ack {})?;
498 self.update_contacts_for_users(&shared_worktree.authorized_user_ids)?;
499 } else {
500 self.peer.respond_with_error(
501 request.receipt(),
502 proto::Error {
503 message: "no such worktree".to_string(),
504 },
505 )?;
506 }
507 Ok(())
508 }
509
510 async fn update_worktree(
511 mut self: Arc<Server>,
512 request: TypedEnvelope<proto::UpdateWorktree>,
513 ) -> tide::Result<()> {
514 let connection_ids = self
515 .state_mut()
516 .update_worktree(
517 request.sender_id,
518 request.payload.project_id,
519 request.payload.worktree_id,
520 &request.payload.removed_entries,
521 &request.payload.updated_entries,
522 )
523 .ok_or_else(|| anyhow!("no such worktree"))?;
524
525 broadcast(request.sender_id, connection_ids, |connection_id| {
526 self.peer
527 .forward_send(request.sender_id, connection_id, request.payload.clone())
528 })?;
529
530 Ok(())
531 }
532
533 async fn update_diagnostic_summary(
534 mut self: Arc<Server>,
535 request: TypedEnvelope<proto::UpdateDiagnosticSummary>,
536 ) -> tide::Result<()> {
537 let receiver_ids = request
538 .payload
539 .summary
540 .clone()
541 .and_then(|summary| {
542 self.state_mut().update_diagnostic_summary(
543 request.payload.project_id,
544 request.payload.worktree_id,
545 request.sender_id,
546 summary,
547 )
548 })
549 .ok_or_else(|| anyhow!(NO_SUCH_PROJECT))?;
550
551 broadcast(request.sender_id, receiver_ids, |connection_id| {
552 self.peer
553 .forward_send(request.sender_id, connection_id, request.payload.clone())
554 })?;
555 Ok(())
556 }
557
558 async fn disk_based_diagnostics_updating(
559 self: Arc<Server>,
560 request: TypedEnvelope<proto::DiskBasedDiagnosticsUpdating>,
561 ) -> tide::Result<()> {
562 let receiver_ids = self
563 .state()
564 .project_connection_ids(request.payload.project_id, request.sender_id)
565 .ok_or_else(|| anyhow!(NO_SUCH_PROJECT))?;
566 broadcast(request.sender_id, receiver_ids, |connection_id| {
567 self.peer
568 .forward_send(request.sender_id, connection_id, request.payload.clone())
569 })?;
570 Ok(())
571 }
572
573 async fn disk_based_diagnostics_updated(
574 self: Arc<Server>,
575 request: TypedEnvelope<proto::DiskBasedDiagnosticsUpdated>,
576 ) -> tide::Result<()> {
577 let receiver_ids = self
578 .state()
579 .project_connection_ids(request.payload.project_id, request.sender_id)
580 .ok_or_else(|| anyhow!(NO_SUCH_PROJECT))?;
581 broadcast(request.sender_id, receiver_ids, |connection_id| {
582 self.peer
583 .forward_send(request.sender_id, connection_id, request.payload.clone())
584 })?;
585 Ok(())
586 }
587
588 async fn get_definition(
589 self: Arc<Server>,
590 request: TypedEnvelope<proto::GetDefinition>,
591 ) -> tide::Result<()> {
592 let receipt = request.receipt();
593 let host_connection_id = self
594 .state()
595 .read_project(request.payload.project_id, request.sender_id)
596 .ok_or_else(|| anyhow!(NO_SUCH_PROJECT))?
597 .host_connection_id;
598 let response = self
599 .peer
600 .forward_request(request.sender_id, host_connection_id, request.payload)
601 .await?;
602 self.peer.respond(receipt, response)?;
603 Ok(())
604 }
605
606 async fn open_buffer(
607 self: Arc<Server>,
608 request: TypedEnvelope<proto::OpenBuffer>,
609 ) -> tide::Result<()> {
610 let receipt = request.receipt();
611 let host_connection_id = self
612 .state()
613 .read_project(request.payload.project_id, request.sender_id)
614 .ok_or_else(|| anyhow!(NO_SUCH_PROJECT))?
615 .host_connection_id;
616 let response = self
617 .peer
618 .forward_request(request.sender_id, host_connection_id, request.payload)
619 .await?;
620 self.peer.respond(receipt, response)?;
621 Ok(())
622 }
623
624 async fn close_buffer(
625 self: Arc<Server>,
626 request: TypedEnvelope<proto::CloseBuffer>,
627 ) -> tide::Result<()> {
628 let host_connection_id = self
629 .state()
630 .read_project(request.payload.project_id, request.sender_id)
631 .ok_or_else(|| anyhow!(NO_SUCH_PROJECT))?
632 .host_connection_id;
633 self.peer
634 .forward_send(request.sender_id, host_connection_id, request.payload)?;
635 Ok(())
636 }
637
638 async fn save_buffer(
639 self: Arc<Server>,
640 request: TypedEnvelope<proto::SaveBuffer>,
641 ) -> tide::Result<()> {
642 let host;
643 let guests;
644 {
645 let state = self.state();
646 let project = state
647 .read_project(request.payload.project_id, request.sender_id)
648 .ok_or_else(|| anyhow!(NO_SUCH_PROJECT))?;
649 host = project.host_connection_id;
650 guests = project.guest_connection_ids()
651 }
652
653 let sender = request.sender_id;
654 let receipt = request.receipt();
655 let response = self
656 .peer
657 .forward_request(sender, host, request.payload.clone())
658 .await?;
659
660 broadcast(host, guests, |conn_id| {
661 let response = response.clone();
662 if conn_id == sender {
663 self.peer.respond(receipt, response)
664 } else {
665 self.peer.forward_send(host, conn_id, response)
666 }
667 })?;
668
669 Ok(())
670 }
671
672 async fn format_buffers(
673 self: Arc<Server>,
674 request: TypedEnvelope<proto::FormatBuffers>,
675 ) -> tide::Result<()> {
676 let host;
677 {
678 let state = self.state();
679 let project = state
680 .read_project(request.payload.project_id, request.sender_id)
681 .ok_or_else(|| anyhow!(NO_SUCH_PROJECT))?;
682 host = project.host_connection_id;
683 }
684
685 let sender = request.sender_id;
686 let receipt = request.receipt();
687 let response = self
688 .peer
689 .forward_request(sender, host, request.payload.clone())
690 .await?;
691 self.peer.respond(receipt, response)?;
692
693 Ok(())
694 }
695
696 async fn get_completions(
697 self: Arc<Server>,
698 request: TypedEnvelope<proto::GetCompletions>,
699 ) -> tide::Result<()> {
700 let host;
701 {
702 let state = self.state();
703 let project = state
704 .read_project(request.payload.project_id, request.sender_id)
705 .ok_or_else(|| anyhow!(NO_SUCH_PROJECT))?;
706 host = project.host_connection_id;
707 }
708
709 let sender = request.sender_id;
710 let receipt = request.receipt();
711 let response = self
712 .peer
713 .forward_request(sender, host, request.payload.clone())
714 .await?;
715 self.peer.respond(receipt, response)?;
716 Ok(())
717 }
718
719 async fn apply_additional_edits_for_completion(
720 self: Arc<Server>,
721 request: TypedEnvelope<proto::ApplyCompletionAdditionalEdits>,
722 ) -> tide::Result<()> {
723 let host;
724 {
725 let state = self.state();
726 let project = state
727 .read_project(request.payload.project_id, request.sender_id)
728 .ok_or_else(|| anyhow!(NO_SUCH_PROJECT))?;
729 host = project.host_connection_id;
730 }
731
732 let sender = request.sender_id;
733 let receipt = request.receipt();
734 let response = self
735 .peer
736 .forward_request(sender, host, request.payload.clone())
737 .await?;
738 self.peer.respond(receipt, response)?;
739 Ok(())
740 }
741
742 async fn get_code_actions(
743 self: Arc<Server>,
744 request: TypedEnvelope<proto::GetCodeActions>,
745 ) -> tide::Result<()> {
746 let host;
747 {
748 let state = self.state();
749 let project = state
750 .read_project(request.payload.project_id, request.sender_id)
751 .ok_or_else(|| anyhow!(NO_SUCH_PROJECT))?;
752 host = project.host_connection_id;
753 }
754
755 let sender = request.sender_id;
756 let receipt = request.receipt();
757 let response = self
758 .peer
759 .forward_request(sender, host, request.payload.clone())
760 .await?;
761 self.peer.respond(receipt, response)?;
762 Ok(())
763 }
764
765 async fn apply_code_action(
766 self: Arc<Server>,
767 request: TypedEnvelope<proto::ApplyCodeAction>,
768 ) -> tide::Result<()> {
769 let host;
770 {
771 let state = self.state();
772 let project = state
773 .read_project(request.payload.project_id, request.sender_id)
774 .ok_or_else(|| anyhow!(NO_SUCH_PROJECT))?;
775 host = project.host_connection_id;
776 }
777
778 let sender = request.sender_id;
779 let receipt = request.receipt();
780 let response = self
781 .peer
782 .forward_request(sender, host, request.payload.clone())
783 .await?;
784 self.peer.respond(receipt, response)?;
785 Ok(())
786 }
787
788 async fn update_buffer(
789 self: Arc<Server>,
790 request: TypedEnvelope<proto::UpdateBuffer>,
791 ) -> tide::Result<()> {
792 let receiver_ids = self
793 .state()
794 .project_connection_ids(request.payload.project_id, request.sender_id)
795 .ok_or_else(|| anyhow!(NO_SUCH_PROJECT))?;
796 broadcast(request.sender_id, receiver_ids, |connection_id| {
797 self.peer
798 .forward_send(request.sender_id, connection_id, request.payload.clone())
799 })?;
800 self.peer.respond(request.receipt(), proto::Ack {})?;
801 Ok(())
802 }
803
804 async fn update_buffer_file(
805 self: Arc<Server>,
806 request: TypedEnvelope<proto::UpdateBufferFile>,
807 ) -> tide::Result<()> {
808 let receiver_ids = self
809 .state()
810 .project_connection_ids(request.payload.project_id, request.sender_id)
811 .ok_or_else(|| anyhow!(NO_SUCH_PROJECT))?;
812 broadcast(request.sender_id, receiver_ids, |connection_id| {
813 self.peer
814 .forward_send(request.sender_id, connection_id, request.payload.clone())
815 })?;
816 Ok(())
817 }
818
819 async fn buffer_reloaded(
820 self: Arc<Server>,
821 request: TypedEnvelope<proto::BufferReloaded>,
822 ) -> tide::Result<()> {
823 let receiver_ids = self
824 .state()
825 .project_connection_ids(request.payload.project_id, request.sender_id)
826 .ok_or_else(|| anyhow!(NO_SUCH_PROJECT))?;
827 broadcast(request.sender_id, receiver_ids, |connection_id| {
828 self.peer
829 .forward_send(request.sender_id, connection_id, request.payload.clone())
830 })?;
831 Ok(())
832 }
833
834 async fn buffer_saved(
835 self: Arc<Server>,
836 request: TypedEnvelope<proto::BufferSaved>,
837 ) -> tide::Result<()> {
838 let receiver_ids = self
839 .state()
840 .project_connection_ids(request.payload.project_id, request.sender_id)
841 .ok_or_else(|| anyhow!(NO_SUCH_PROJECT))?;
842 broadcast(request.sender_id, receiver_ids, |connection_id| {
843 self.peer
844 .forward_send(request.sender_id, connection_id, request.payload.clone())
845 })?;
846 Ok(())
847 }
848
849 async fn get_channels(
850 self: Arc<Server>,
851 request: TypedEnvelope<proto::GetChannels>,
852 ) -> tide::Result<()> {
853 let user_id = self.state().user_id_for_connection(request.sender_id)?;
854 let channels = self.app_state.db.get_accessible_channels(user_id).await?;
855 self.peer.respond(
856 request.receipt(),
857 proto::GetChannelsResponse {
858 channels: channels
859 .into_iter()
860 .map(|chan| proto::Channel {
861 id: chan.id.to_proto(),
862 name: chan.name,
863 })
864 .collect(),
865 },
866 )?;
867 Ok(())
868 }
869
870 async fn get_users(
871 self: Arc<Server>,
872 request: TypedEnvelope<proto::GetUsers>,
873 ) -> tide::Result<()> {
874 let receipt = request.receipt();
875 let user_ids = request.payload.user_ids.into_iter().map(UserId::from_proto);
876 let users = self
877 .app_state
878 .db
879 .get_users_by_ids(user_ids)
880 .await?
881 .into_iter()
882 .map(|user| proto::User {
883 id: user.id.to_proto(),
884 avatar_url: format!("https://github.com/{}.png?size=128", user.github_login),
885 github_login: user.github_login,
886 })
887 .collect();
888 self.peer
889 .respond(receipt, proto::GetUsersResponse { users })?;
890 Ok(())
891 }
892
893 fn update_contacts_for_users<'a>(
894 self: &Arc<Server>,
895 user_ids: impl IntoIterator<Item = &'a UserId>,
896 ) -> anyhow::Result<()> {
897 let mut result = Ok(());
898 let state = self.state();
899 for user_id in user_ids {
900 let contacts = state.contacts_for_user(*user_id);
901 for connection_id in state.connection_ids_for_user(*user_id) {
902 if let Err(error) = self.peer.send(
903 connection_id,
904 proto::UpdateContacts {
905 contacts: contacts.clone(),
906 },
907 ) {
908 result = Err(error);
909 }
910 }
911 }
912 result
913 }
914
915 async fn join_channel(
916 mut self: Arc<Self>,
917 request: TypedEnvelope<proto::JoinChannel>,
918 ) -> tide::Result<()> {
919 let user_id = self.state().user_id_for_connection(request.sender_id)?;
920 let channel_id = ChannelId::from_proto(request.payload.channel_id);
921 if !self
922 .app_state
923 .db
924 .can_user_access_channel(user_id, channel_id)
925 .await?
926 {
927 Err(anyhow!("access denied"))?;
928 }
929
930 self.state_mut().join_channel(request.sender_id, channel_id);
931 let messages = self
932 .app_state
933 .db
934 .get_channel_messages(channel_id, MESSAGE_COUNT_PER_PAGE, None)
935 .await?
936 .into_iter()
937 .map(|msg| proto::ChannelMessage {
938 id: msg.id.to_proto(),
939 body: msg.body,
940 timestamp: msg.sent_at.unix_timestamp() as u64,
941 sender_id: msg.sender_id.to_proto(),
942 nonce: Some(msg.nonce.as_u128().into()),
943 })
944 .collect::<Vec<_>>();
945 self.peer.respond(
946 request.receipt(),
947 proto::JoinChannelResponse {
948 done: messages.len() < MESSAGE_COUNT_PER_PAGE,
949 messages,
950 },
951 )?;
952 Ok(())
953 }
954
955 async fn leave_channel(
956 mut self: Arc<Self>,
957 request: TypedEnvelope<proto::LeaveChannel>,
958 ) -> tide::Result<()> {
959 let user_id = self.state().user_id_for_connection(request.sender_id)?;
960 let channel_id = ChannelId::from_proto(request.payload.channel_id);
961 if !self
962 .app_state
963 .db
964 .can_user_access_channel(user_id, channel_id)
965 .await?
966 {
967 Err(anyhow!("access denied"))?;
968 }
969
970 self.state_mut()
971 .leave_channel(request.sender_id, channel_id);
972
973 Ok(())
974 }
975
976 async fn send_channel_message(
977 self: Arc<Self>,
978 request: TypedEnvelope<proto::SendChannelMessage>,
979 ) -> tide::Result<()> {
980 let receipt = request.receipt();
981 let channel_id = ChannelId::from_proto(request.payload.channel_id);
982 let user_id;
983 let connection_ids;
984 {
985 let state = self.state();
986 user_id = state.user_id_for_connection(request.sender_id)?;
987 if let Some(ids) = state.channel_connection_ids(channel_id) {
988 connection_ids = ids;
989 } else {
990 return Ok(());
991 }
992 }
993
994 // Validate the message body.
995 let body = request.payload.body.trim().to_string();
996 if body.len() > MAX_MESSAGE_LEN {
997 self.peer.respond_with_error(
998 receipt,
999 proto::Error {
1000 message: "message is too long".to_string(),
1001 },
1002 )?;
1003 return Ok(());
1004 }
1005 if body.is_empty() {
1006 self.peer.respond_with_error(
1007 receipt,
1008 proto::Error {
1009 message: "message can't be blank".to_string(),
1010 },
1011 )?;
1012 return Ok(());
1013 }
1014
1015 let timestamp = OffsetDateTime::now_utc();
1016 let nonce = if let Some(nonce) = request.payload.nonce {
1017 nonce
1018 } else {
1019 self.peer.respond_with_error(
1020 receipt,
1021 proto::Error {
1022 message: "nonce can't be blank".to_string(),
1023 },
1024 )?;
1025 return Ok(());
1026 };
1027
1028 let message_id = self
1029 .app_state
1030 .db
1031 .create_channel_message(channel_id, user_id, &body, timestamp, nonce.clone().into())
1032 .await?
1033 .to_proto();
1034 let message = proto::ChannelMessage {
1035 sender_id: user_id.to_proto(),
1036 id: message_id,
1037 body,
1038 timestamp: timestamp.unix_timestamp() as u64,
1039 nonce: Some(nonce),
1040 };
1041 broadcast(request.sender_id, connection_ids, |conn_id| {
1042 self.peer.send(
1043 conn_id,
1044 proto::ChannelMessageSent {
1045 channel_id: channel_id.to_proto(),
1046 message: Some(message.clone()),
1047 },
1048 )
1049 })?;
1050 self.peer.respond(
1051 receipt,
1052 proto::SendChannelMessageResponse {
1053 message: Some(message),
1054 },
1055 )?;
1056 Ok(())
1057 }
1058
1059 async fn get_channel_messages(
1060 self: Arc<Self>,
1061 request: TypedEnvelope<proto::GetChannelMessages>,
1062 ) -> tide::Result<()> {
1063 let user_id = self.state().user_id_for_connection(request.sender_id)?;
1064 let channel_id = ChannelId::from_proto(request.payload.channel_id);
1065 if !self
1066 .app_state
1067 .db
1068 .can_user_access_channel(user_id, channel_id)
1069 .await?
1070 {
1071 Err(anyhow!("access denied"))?;
1072 }
1073
1074 let messages = self
1075 .app_state
1076 .db
1077 .get_channel_messages(
1078 channel_id,
1079 MESSAGE_COUNT_PER_PAGE,
1080 Some(MessageId::from_proto(request.payload.before_message_id)),
1081 )
1082 .await?
1083 .into_iter()
1084 .map(|msg| proto::ChannelMessage {
1085 id: msg.id.to_proto(),
1086 body: msg.body,
1087 timestamp: msg.sent_at.unix_timestamp() as u64,
1088 sender_id: msg.sender_id.to_proto(),
1089 nonce: Some(msg.nonce.as_u128().into()),
1090 })
1091 .collect::<Vec<_>>();
1092 self.peer.respond(
1093 request.receipt(),
1094 proto::GetChannelMessagesResponse {
1095 done: messages.len() < MESSAGE_COUNT_PER_PAGE,
1096 messages,
1097 },
1098 )?;
1099 Ok(())
1100 }
1101
1102 fn state<'a>(self: &'a Arc<Self>) -> RwLockReadGuard<'a, Store> {
1103 self.store.read()
1104 }
1105
1106 fn state_mut<'a>(self: &'a mut Arc<Self>) -> RwLockWriteGuard<'a, Store> {
1107 self.store.write()
1108 }
1109}
1110
1111fn broadcast<F>(
1112 sender_id: ConnectionId,
1113 receiver_ids: Vec<ConnectionId>,
1114 mut f: F,
1115) -> anyhow::Result<()>
1116where
1117 F: FnMut(ConnectionId) -> anyhow::Result<()>,
1118{
1119 let mut result = Ok(());
1120 for receiver_id in receiver_ids {
1121 if receiver_id != sender_id {
1122 if let Err(error) = f(receiver_id) {
1123 if result.is_ok() {
1124 result = Err(error);
1125 }
1126 }
1127 }
1128 }
1129 result
1130}
1131
1132pub fn add_routes(app: &mut tide::Server<Arc<AppState>>, rpc: &Arc<Peer>) {
1133 let server = Server::new(app.state().clone(), rpc.clone(), None);
1134 app.at("/rpc").get(move |request: Request<Arc<AppState>>| {
1135 let server = server.clone();
1136 async move {
1137 const WEBSOCKET_GUID: &str = "258EAFA5-E914-47DA-95CA-C5AB0DC85B11";
1138
1139 let connection_upgrade = header_contains_ignore_case(&request, CONNECTION, "upgrade");
1140 let upgrade_to_websocket = header_contains_ignore_case(&request, UPGRADE, "websocket");
1141 let upgrade_requested = connection_upgrade && upgrade_to_websocket;
1142 let client_protocol_version: Option<u32> = request
1143 .header("X-Zed-Protocol-Version")
1144 .and_then(|v| v.as_str().parse().ok());
1145
1146 if !upgrade_requested || client_protocol_version != Some(rpc::PROTOCOL_VERSION) {
1147 return Ok(Response::new(StatusCode::UpgradeRequired));
1148 }
1149
1150 let header = match request.header("Sec-Websocket-Key") {
1151 Some(h) => h.as_str(),
1152 None => return Err(anyhow!("expected sec-websocket-key"))?,
1153 };
1154
1155 let user_id = process_auth_header(&request).await?;
1156
1157 let mut response = Response::new(StatusCode::SwitchingProtocols);
1158 response.insert_header(UPGRADE, "websocket");
1159 response.insert_header(CONNECTION, "Upgrade");
1160 let hash = Sha1::new().chain(header).chain(WEBSOCKET_GUID).finalize();
1161 response.insert_header("Sec-Websocket-Accept", base64::encode(&hash[..]));
1162 response.insert_header("Sec-Websocket-Version", "13");
1163
1164 let http_res: &mut tide::http::Response = response.as_mut();
1165 let upgrade_receiver = http_res.recv_upgrade().await;
1166 let addr = request.remote().unwrap_or("unknown").to_string();
1167 task::spawn(async move {
1168 if let Some(stream) = upgrade_receiver.await {
1169 server
1170 .handle_connection(
1171 Connection::new(
1172 WebSocketStream::from_raw_socket(stream, Role::Server, None).await,
1173 ),
1174 addr,
1175 user_id,
1176 None,
1177 )
1178 .await;
1179 }
1180 });
1181
1182 Ok(response)
1183 }
1184 });
1185}
1186
1187fn header_contains_ignore_case<T>(
1188 request: &tide::Request<T>,
1189 header_name: HeaderName,
1190 value: &str,
1191) -> bool {
1192 request
1193 .header(header_name)
1194 .map(|h| {
1195 h.as_str()
1196 .split(',')
1197 .any(|s| s.trim().eq_ignore_ascii_case(value.trim()))
1198 })
1199 .unwrap_or(false)
1200}
1201
1202#[cfg(test)]
1203mod tests {
1204 use super::*;
1205 use crate::{
1206 auth,
1207 db::{tests::TestDb, UserId},
1208 github, AppState, Config,
1209 };
1210 use ::rpc::Peer;
1211 use async_std::task;
1212 use gpui::{executor, ModelHandle, TestAppContext};
1213 use parking_lot::Mutex;
1214 use postage::{mpsc, watch};
1215 use rand::prelude::*;
1216 use rpc::PeerId;
1217 use serde_json::json;
1218 use sqlx::types::time::OffsetDateTime;
1219 use std::{
1220 ops::Deref,
1221 path::Path,
1222 rc::Rc,
1223 sync::{
1224 atomic::{AtomicBool, Ordering::SeqCst},
1225 Arc,
1226 },
1227 time::Duration,
1228 };
1229 use zed::{
1230 client::{
1231 self, test::FakeHttpClient, Channel, ChannelDetails, ChannelList, Client, Credentials,
1232 EstablishConnectionError, UserStore,
1233 },
1234 editor::{ConfirmCompletion, Editor, EditorSettings, Input, MultiBuffer},
1235 fs::{FakeFs, Fs as _},
1236 language::{
1237 tree_sitter_rust, AnchorRangeExt, Diagnostic, DiagnosticEntry, Language,
1238 LanguageConfig, LanguageRegistry, LanguageServerConfig, Point,
1239 },
1240 lsp,
1241 project::{worktree::WorktreeHandle, DiagnosticSummary, Project, ProjectPath},
1242 };
1243
1244 #[cfg(test)]
1245 #[ctor::ctor]
1246 fn init_logger() {
1247 if std::env::var("RUST_LOG").is_ok() {
1248 env_logger::init();
1249 }
1250 }
1251
1252 #[gpui::test(iterations = 10)]
1253 async fn test_share_project(mut cx_a: TestAppContext, mut cx_b: TestAppContext) {
1254 let (window_b, _) = cx_b.add_window(|_| EmptyView);
1255 let lang_registry = Arc::new(LanguageRegistry::new());
1256 let fs = Arc::new(FakeFs::new(cx_a.background()));
1257 cx_a.foreground().forbid_parking();
1258
1259 // Connect to a server as 2 clients.
1260 let mut server = TestServer::start(cx_a.foreground()).await;
1261 let client_a = server.create_client(&mut cx_a, "user_a").await;
1262 let client_b = server.create_client(&mut cx_b, "user_b").await;
1263
1264 // Share a project as client A
1265 fs.insert_tree(
1266 "/a",
1267 json!({
1268 ".zed.toml": r#"collaborators = ["user_b"]"#,
1269 "a.txt": "a-contents",
1270 "b.txt": "b-contents",
1271 }),
1272 )
1273 .await;
1274 let project_a = cx_a.update(|cx| {
1275 Project::local(
1276 client_a.clone(),
1277 client_a.user_store.clone(),
1278 lang_registry.clone(),
1279 fs.clone(),
1280 cx,
1281 )
1282 });
1283 let (worktree_a, _) = project_a
1284 .update(&mut cx_a, |p, cx| {
1285 p.find_or_create_local_worktree("/a", false, cx)
1286 })
1287 .await
1288 .unwrap();
1289 let worktree_id = worktree_a.read_with(&cx_a, |tree, _| tree.id());
1290 worktree_a
1291 .read_with(&cx_a, |tree, _| tree.as_local().unwrap().scan_complete())
1292 .await;
1293 let project_id = project_a.update(&mut cx_a, |p, _| p.next_remote_id()).await;
1294 project_a
1295 .update(&mut cx_a, |p, cx| p.share(cx))
1296 .await
1297 .unwrap();
1298
1299 // Join that project as client B
1300 let project_b = Project::remote(
1301 project_id,
1302 client_b.clone(),
1303 client_b.user_store.clone(),
1304 lang_registry.clone(),
1305 fs.clone(),
1306 &mut cx_b.to_async(),
1307 )
1308 .await
1309 .unwrap();
1310
1311 let replica_id_b = project_b.read_with(&cx_b, |project, _| {
1312 assert_eq!(
1313 project
1314 .collaborators()
1315 .get(&client_a.peer_id)
1316 .unwrap()
1317 .user
1318 .github_login,
1319 "user_a"
1320 );
1321 project.replica_id()
1322 });
1323 project_a
1324 .condition(&cx_a, |tree, _| {
1325 tree.collaborators()
1326 .get(&client_b.peer_id)
1327 .map_or(false, |collaborator| {
1328 collaborator.replica_id == replica_id_b
1329 && collaborator.user.github_login == "user_b"
1330 })
1331 })
1332 .await;
1333
1334 // Open the same file as client B and client A.
1335 let buffer_b = project_b
1336 .update(&mut cx_b, |p, cx| p.open_buffer((worktree_id, "b.txt"), cx))
1337 .await
1338 .unwrap();
1339 let buffer_b = cx_b.add_model(|cx| MultiBuffer::singleton(buffer_b, cx));
1340 buffer_b.read_with(&cx_b, |buf, cx| {
1341 assert_eq!(buf.read(cx).text(), "b-contents")
1342 });
1343 project_a.read_with(&cx_a, |project, cx| {
1344 assert!(project.has_open_buffer((worktree_id, "b.txt"), cx))
1345 });
1346 let buffer_a = project_a
1347 .update(&mut cx_a, |p, cx| p.open_buffer((worktree_id, "b.txt"), cx))
1348 .await
1349 .unwrap();
1350
1351 let editor_b = cx_b.add_view(window_b, |cx| {
1352 Editor::for_buffer(buffer_b, Arc::new(|cx| EditorSettings::test(cx)), None, cx)
1353 });
1354
1355 // TODO
1356 // // Create a selection set as client B and see that selection set as client A.
1357 // buffer_a
1358 // .condition(&cx_a, |buffer, _| buffer.selection_sets().count() == 1)
1359 // .await;
1360
1361 // Edit the buffer as client B and see that edit as client A.
1362 editor_b.update(&mut cx_b, |editor, cx| {
1363 editor.handle_input(&Input("ok, ".into()), cx)
1364 });
1365 buffer_a
1366 .condition(&cx_a, |buffer, _| buffer.text() == "ok, b-contents")
1367 .await;
1368
1369 // TODO
1370 // // Remove the selection set as client B, see those selections disappear as client A.
1371 cx_b.update(move |_| drop(editor_b));
1372 // buffer_a
1373 // .condition(&cx_a, |buffer, _| buffer.selection_sets().count() == 0)
1374 // .await;
1375
1376 // Close the buffer as client A, see that the buffer is closed.
1377 cx_a.update(move |_| drop(buffer_a));
1378 project_a
1379 .condition(&cx_a, |project, cx| {
1380 !project.has_open_buffer((worktree_id, "b.txt"), cx)
1381 })
1382 .await;
1383
1384 // Dropping the client B's project removes client B from client A's collaborators.
1385 cx_b.update(move |_| drop(project_b));
1386 project_a
1387 .condition(&cx_a, |project, _| project.collaborators().is_empty())
1388 .await;
1389 }
1390
1391 #[gpui::test(iterations = 10)]
1392 async fn test_unshare_project(mut cx_a: TestAppContext, mut cx_b: TestAppContext) {
1393 let lang_registry = Arc::new(LanguageRegistry::new());
1394 let fs = Arc::new(FakeFs::new(cx_a.background()));
1395 cx_a.foreground().forbid_parking();
1396
1397 // Connect to a server as 2 clients.
1398 let mut server = TestServer::start(cx_a.foreground()).await;
1399 let client_a = server.create_client(&mut cx_a, "user_a").await;
1400 let client_b = server.create_client(&mut cx_b, "user_b").await;
1401
1402 // Share a project as client A
1403 fs.insert_tree(
1404 "/a",
1405 json!({
1406 ".zed.toml": r#"collaborators = ["user_b"]"#,
1407 "a.txt": "a-contents",
1408 "b.txt": "b-contents",
1409 }),
1410 )
1411 .await;
1412 let project_a = cx_a.update(|cx| {
1413 Project::local(
1414 client_a.clone(),
1415 client_a.user_store.clone(),
1416 lang_registry.clone(),
1417 fs.clone(),
1418 cx,
1419 )
1420 });
1421 let (worktree_a, _) = project_a
1422 .update(&mut cx_a, |p, cx| {
1423 p.find_or_create_local_worktree("/a", false, cx)
1424 })
1425 .await
1426 .unwrap();
1427 worktree_a
1428 .read_with(&cx_a, |tree, _| tree.as_local().unwrap().scan_complete())
1429 .await;
1430 let project_id = project_a.update(&mut cx_a, |p, _| p.next_remote_id()).await;
1431 let worktree_id = worktree_a.read_with(&cx_a, |tree, _| tree.id());
1432 project_a
1433 .update(&mut cx_a, |p, cx| p.share(cx))
1434 .await
1435 .unwrap();
1436 assert!(worktree_a.read_with(&cx_a, |tree, _| tree.as_local().unwrap().is_shared()));
1437
1438 // Join that project as client B
1439 let project_b = Project::remote(
1440 project_id,
1441 client_b.clone(),
1442 client_b.user_store.clone(),
1443 lang_registry.clone(),
1444 fs.clone(),
1445 &mut cx_b.to_async(),
1446 )
1447 .await
1448 .unwrap();
1449 project_b
1450 .update(&mut cx_b, |p, cx| p.open_buffer((worktree_id, "a.txt"), cx))
1451 .await
1452 .unwrap();
1453
1454 // Unshare the project as client A
1455 project_a
1456 .update(&mut cx_a, |project, cx| project.unshare(cx))
1457 .await
1458 .unwrap();
1459 project_b
1460 .condition(&mut cx_b, |project, _| project.is_read_only())
1461 .await;
1462 assert!(worktree_a.read_with(&cx_a, |tree, _| !tree.as_local().unwrap().is_shared()));
1463 drop(project_b);
1464
1465 // Share the project again and ensure guests can still join.
1466 project_a
1467 .update(&mut cx_a, |project, cx| project.share(cx))
1468 .await
1469 .unwrap();
1470 assert!(worktree_a.read_with(&cx_a, |tree, _| tree.as_local().unwrap().is_shared()));
1471
1472 let project_c = Project::remote(
1473 project_id,
1474 client_b.clone(),
1475 client_b.user_store.clone(),
1476 lang_registry.clone(),
1477 fs.clone(),
1478 &mut cx_b.to_async(),
1479 )
1480 .await
1481 .unwrap();
1482 project_c
1483 .update(&mut cx_b, |p, cx| p.open_buffer((worktree_id, "a.txt"), cx))
1484 .await
1485 .unwrap();
1486 }
1487
1488 #[gpui::test(iterations = 10)]
1489 async fn test_propagate_saves_and_fs_changes(
1490 mut cx_a: TestAppContext,
1491 mut cx_b: TestAppContext,
1492 mut cx_c: TestAppContext,
1493 ) {
1494 let lang_registry = Arc::new(LanguageRegistry::new());
1495 let fs = Arc::new(FakeFs::new(cx_a.background()));
1496 cx_a.foreground().forbid_parking();
1497
1498 // Connect to a server as 3 clients.
1499 let mut server = TestServer::start(cx_a.foreground()).await;
1500 let client_a = server.create_client(&mut cx_a, "user_a").await;
1501 let client_b = server.create_client(&mut cx_b, "user_b").await;
1502 let client_c = server.create_client(&mut cx_c, "user_c").await;
1503
1504 // Share a worktree as client A.
1505 fs.insert_tree(
1506 "/a",
1507 json!({
1508 ".zed.toml": r#"collaborators = ["user_b", "user_c"]"#,
1509 "file1": "",
1510 "file2": ""
1511 }),
1512 )
1513 .await;
1514 let project_a = cx_a.update(|cx| {
1515 Project::local(
1516 client_a.clone(),
1517 client_a.user_store.clone(),
1518 lang_registry.clone(),
1519 fs.clone(),
1520 cx,
1521 )
1522 });
1523 let (worktree_a, _) = project_a
1524 .update(&mut cx_a, |p, cx| {
1525 p.find_or_create_local_worktree("/a", false, cx)
1526 })
1527 .await
1528 .unwrap();
1529 worktree_a
1530 .read_with(&cx_a, |tree, _| tree.as_local().unwrap().scan_complete())
1531 .await;
1532 let project_id = project_a.update(&mut cx_a, |p, _| p.next_remote_id()).await;
1533 let worktree_id = worktree_a.read_with(&cx_a, |tree, _| tree.id());
1534 project_a
1535 .update(&mut cx_a, |p, cx| p.share(cx))
1536 .await
1537 .unwrap();
1538
1539 // Join that worktree as clients B and C.
1540 let project_b = Project::remote(
1541 project_id,
1542 client_b.clone(),
1543 client_b.user_store.clone(),
1544 lang_registry.clone(),
1545 fs.clone(),
1546 &mut cx_b.to_async(),
1547 )
1548 .await
1549 .unwrap();
1550 let project_c = Project::remote(
1551 project_id,
1552 client_c.clone(),
1553 client_c.user_store.clone(),
1554 lang_registry.clone(),
1555 fs.clone(),
1556 &mut cx_c.to_async(),
1557 )
1558 .await
1559 .unwrap();
1560 let worktree_b = project_b.read_with(&cx_b, |p, cx| p.worktrees(cx).next().unwrap());
1561 let worktree_c = project_c.read_with(&cx_c, |p, cx| p.worktrees(cx).next().unwrap());
1562
1563 // Open and edit a buffer as both guests B and C.
1564 let buffer_b = project_b
1565 .update(&mut cx_b, |p, cx| p.open_buffer((worktree_id, "file1"), cx))
1566 .await
1567 .unwrap();
1568 let buffer_c = project_c
1569 .update(&mut cx_c, |p, cx| p.open_buffer((worktree_id, "file1"), cx))
1570 .await
1571 .unwrap();
1572 buffer_b.update(&mut cx_b, |buf, cx| buf.edit([0..0], "i-am-b, ", cx));
1573 buffer_c.update(&mut cx_c, |buf, cx| buf.edit([0..0], "i-am-c, ", cx));
1574
1575 // Open and edit that buffer as the host.
1576 let buffer_a = project_a
1577 .update(&mut cx_a, |p, cx| p.open_buffer((worktree_id, "file1"), cx))
1578 .await
1579 .unwrap();
1580
1581 buffer_a
1582 .condition(&mut cx_a, |buf, _| buf.text() == "i-am-c, i-am-b, ")
1583 .await;
1584 buffer_a.update(&mut cx_a, |buf, cx| {
1585 buf.edit([buf.len()..buf.len()], "i-am-a", cx)
1586 });
1587
1588 // Wait for edits to propagate
1589 buffer_a
1590 .condition(&mut cx_a, |buf, _| buf.text() == "i-am-c, i-am-b, i-am-a")
1591 .await;
1592 buffer_b
1593 .condition(&mut cx_b, |buf, _| buf.text() == "i-am-c, i-am-b, i-am-a")
1594 .await;
1595 buffer_c
1596 .condition(&mut cx_c, |buf, _| buf.text() == "i-am-c, i-am-b, i-am-a")
1597 .await;
1598
1599 // Edit the buffer as the host and concurrently save as guest B.
1600 let save_b = buffer_b.update(&mut cx_b, |buf, cx| buf.save(cx));
1601 buffer_a.update(&mut cx_a, |buf, cx| buf.edit([0..0], "hi-a, ", cx));
1602 save_b.await.unwrap();
1603 assert_eq!(
1604 fs.load("/a/file1".as_ref()).await.unwrap(),
1605 "hi-a, i-am-c, i-am-b, i-am-a"
1606 );
1607 buffer_a.read_with(&cx_a, |buf, _| assert!(!buf.is_dirty()));
1608 buffer_b.read_with(&cx_b, |buf, _| assert!(!buf.is_dirty()));
1609 buffer_c.condition(&cx_c, |buf, _| !buf.is_dirty()).await;
1610
1611 // Ensure worktree observes a/file1's change event *before* the rename occurs, otherwise
1612 // when interpreting the change event it will mistakenly think that the file has been
1613 // deleted (because its path has changed) and will subsequently fail to detect the rename.
1614 worktree_a.flush_fs_events(&cx_a).await;
1615
1616 // Make changes on host's file system, see those changes on guest worktrees.
1617 fs.rename(
1618 "/a/file1".as_ref(),
1619 "/a/file1-renamed".as_ref(),
1620 Default::default(),
1621 )
1622 .await
1623 .unwrap();
1624 fs.rename("/a/file2".as_ref(), "/a/file3".as_ref(), Default::default())
1625 .await
1626 .unwrap();
1627 fs.insert_file(Path::new("/a/file4"), "4".into())
1628 .await
1629 .unwrap();
1630
1631 worktree_a
1632 .condition(&cx_a, |tree, _| {
1633 tree.paths()
1634 .map(|p| p.to_string_lossy())
1635 .collect::<Vec<_>>()
1636 == [".zed.toml", "file1-renamed", "file3", "file4"]
1637 })
1638 .await;
1639 worktree_b
1640 .condition(&cx_b, |tree, _| {
1641 tree.paths()
1642 .map(|p| p.to_string_lossy())
1643 .collect::<Vec<_>>()
1644 == [".zed.toml", "file1-renamed", "file3", "file4"]
1645 })
1646 .await;
1647 worktree_c
1648 .condition(&cx_c, |tree, _| {
1649 tree.paths()
1650 .map(|p| p.to_string_lossy())
1651 .collect::<Vec<_>>()
1652 == [".zed.toml", "file1-renamed", "file3", "file4"]
1653 })
1654 .await;
1655
1656 // Ensure buffer files are updated as well.
1657 buffer_a
1658 .condition(&cx_a, |buf, _| {
1659 buf.file().unwrap().path().to_str() == Some("file1-renamed")
1660 })
1661 .await;
1662 buffer_b
1663 .condition(&cx_b, |buf, _| {
1664 buf.file().unwrap().path().to_str() == Some("file1-renamed")
1665 })
1666 .await;
1667 buffer_c
1668 .condition(&cx_c, |buf, _| {
1669 buf.file().unwrap().path().to_str() == Some("file1-renamed")
1670 })
1671 .await;
1672 }
1673
1674 #[gpui::test(iterations = 10)]
1675 async fn test_buffer_conflict_after_save(mut cx_a: TestAppContext, mut cx_b: TestAppContext) {
1676 cx_a.foreground().forbid_parking();
1677 let lang_registry = Arc::new(LanguageRegistry::new());
1678 let fs = Arc::new(FakeFs::new(cx_a.background()));
1679
1680 // Connect to a server as 2 clients.
1681 let mut server = TestServer::start(cx_a.foreground()).await;
1682 let client_a = server.create_client(&mut cx_a, "user_a").await;
1683 let client_b = server.create_client(&mut cx_b, "user_b").await;
1684
1685 // Share a project as client A
1686 fs.insert_tree(
1687 "/dir",
1688 json!({
1689 ".zed.toml": r#"collaborators = ["user_b", "user_c"]"#,
1690 "a.txt": "a-contents",
1691 }),
1692 )
1693 .await;
1694
1695 let project_a = cx_a.update(|cx| {
1696 Project::local(
1697 client_a.clone(),
1698 client_a.user_store.clone(),
1699 lang_registry.clone(),
1700 fs.clone(),
1701 cx,
1702 )
1703 });
1704 let (worktree_a, _) = project_a
1705 .update(&mut cx_a, |p, cx| {
1706 p.find_or_create_local_worktree("/dir", false, cx)
1707 })
1708 .await
1709 .unwrap();
1710 worktree_a
1711 .read_with(&cx_a, |tree, _| tree.as_local().unwrap().scan_complete())
1712 .await;
1713 let project_id = project_a.update(&mut cx_a, |p, _| p.next_remote_id()).await;
1714 let worktree_id = worktree_a.read_with(&cx_a, |tree, _| tree.id());
1715 project_a
1716 .update(&mut cx_a, |p, cx| p.share(cx))
1717 .await
1718 .unwrap();
1719
1720 // Join that project as client B
1721 let project_b = Project::remote(
1722 project_id,
1723 client_b.clone(),
1724 client_b.user_store.clone(),
1725 lang_registry.clone(),
1726 fs.clone(),
1727 &mut cx_b.to_async(),
1728 )
1729 .await
1730 .unwrap();
1731 let worktree_b = project_b.update(&mut cx_b, |p, cx| p.worktrees(cx).next().unwrap());
1732
1733 // Open a buffer as client B
1734 let buffer_b = project_b
1735 .update(&mut cx_b, |p, cx| p.open_buffer((worktree_id, "a.txt"), cx))
1736 .await
1737 .unwrap();
1738 let mtime = buffer_b.read_with(&cx_b, |buf, _| buf.file().unwrap().mtime());
1739
1740 buffer_b.update(&mut cx_b, |buf, cx| buf.edit([0..0], "world ", cx));
1741 buffer_b.read_with(&cx_b, |buf, _| {
1742 assert!(buf.is_dirty());
1743 assert!(!buf.has_conflict());
1744 });
1745
1746 buffer_b
1747 .update(&mut cx_b, |buf, cx| buf.save(cx))
1748 .await
1749 .unwrap();
1750 worktree_b
1751 .condition(&cx_b, |_, cx| {
1752 buffer_b.read(cx).file().unwrap().mtime() != mtime
1753 })
1754 .await;
1755 buffer_b.read_with(&cx_b, |buf, _| {
1756 assert!(!buf.is_dirty());
1757 assert!(!buf.has_conflict());
1758 });
1759
1760 buffer_b.update(&mut cx_b, |buf, cx| buf.edit([0..0], "hello ", cx));
1761 buffer_b.read_with(&cx_b, |buf, _| {
1762 assert!(buf.is_dirty());
1763 assert!(!buf.has_conflict());
1764 });
1765 }
1766
1767 #[gpui::test(iterations = 10)]
1768 async fn test_buffer_reloading(mut cx_a: TestAppContext, mut cx_b: TestAppContext) {
1769 cx_a.foreground().forbid_parking();
1770 let lang_registry = Arc::new(LanguageRegistry::new());
1771 let fs = Arc::new(FakeFs::new(cx_a.background()));
1772
1773 // Connect to a server as 2 clients.
1774 let mut server = TestServer::start(cx_a.foreground()).await;
1775 let client_a = server.create_client(&mut cx_a, "user_a").await;
1776 let client_b = server.create_client(&mut cx_b, "user_b").await;
1777
1778 // Share a project as client A
1779 fs.insert_tree(
1780 "/dir",
1781 json!({
1782 ".zed.toml": r#"collaborators = ["user_b", "user_c"]"#,
1783 "a.txt": "a-contents",
1784 }),
1785 )
1786 .await;
1787
1788 let project_a = cx_a.update(|cx| {
1789 Project::local(
1790 client_a.clone(),
1791 client_a.user_store.clone(),
1792 lang_registry.clone(),
1793 fs.clone(),
1794 cx,
1795 )
1796 });
1797 let (worktree_a, _) = project_a
1798 .update(&mut cx_a, |p, cx| {
1799 p.find_or_create_local_worktree("/dir", false, cx)
1800 })
1801 .await
1802 .unwrap();
1803 worktree_a
1804 .read_with(&cx_a, |tree, _| tree.as_local().unwrap().scan_complete())
1805 .await;
1806 let project_id = project_a.update(&mut cx_a, |p, _| p.next_remote_id()).await;
1807 let worktree_id = worktree_a.read_with(&cx_a, |tree, _| tree.id());
1808 project_a
1809 .update(&mut cx_a, |p, cx| p.share(cx))
1810 .await
1811 .unwrap();
1812
1813 // Join that project as client B
1814 let project_b = Project::remote(
1815 project_id,
1816 client_b.clone(),
1817 client_b.user_store.clone(),
1818 lang_registry.clone(),
1819 fs.clone(),
1820 &mut cx_b.to_async(),
1821 )
1822 .await
1823 .unwrap();
1824 let _worktree_b = project_b.update(&mut cx_b, |p, cx| p.worktrees(cx).next().unwrap());
1825
1826 // Open a buffer as client B
1827 let buffer_b = project_b
1828 .update(&mut cx_b, |p, cx| p.open_buffer((worktree_id, "a.txt"), cx))
1829 .await
1830 .unwrap();
1831 buffer_b.read_with(&cx_b, |buf, _| {
1832 assert!(!buf.is_dirty());
1833 assert!(!buf.has_conflict());
1834 });
1835
1836 fs.save(Path::new("/dir/a.txt"), &"new contents".into())
1837 .await
1838 .unwrap();
1839 buffer_b
1840 .condition(&cx_b, |buf, _| {
1841 buf.text() == "new contents" && !buf.is_dirty()
1842 })
1843 .await;
1844 buffer_b.read_with(&cx_b, |buf, _| {
1845 assert!(!buf.has_conflict());
1846 });
1847 }
1848
1849 #[gpui::test(iterations = 10)]
1850 async fn test_editing_while_guest_opens_buffer(
1851 mut cx_a: TestAppContext,
1852 mut cx_b: TestAppContext,
1853 ) {
1854 cx_a.foreground().forbid_parking();
1855 let lang_registry = Arc::new(LanguageRegistry::new());
1856 let fs = Arc::new(FakeFs::new(cx_a.background()));
1857
1858 // Connect to a server as 2 clients.
1859 let mut server = TestServer::start(cx_a.foreground()).await;
1860 let client_a = server.create_client(&mut cx_a, "user_a").await;
1861 let client_b = server.create_client(&mut cx_b, "user_b").await;
1862
1863 // Share a project as client A
1864 fs.insert_tree(
1865 "/dir",
1866 json!({
1867 ".zed.toml": r#"collaborators = ["user_b"]"#,
1868 "a.txt": "a-contents",
1869 }),
1870 )
1871 .await;
1872 let project_a = cx_a.update(|cx| {
1873 Project::local(
1874 client_a.clone(),
1875 client_a.user_store.clone(),
1876 lang_registry.clone(),
1877 fs.clone(),
1878 cx,
1879 )
1880 });
1881 let (worktree_a, _) = project_a
1882 .update(&mut cx_a, |p, cx| {
1883 p.find_or_create_local_worktree("/dir", false, cx)
1884 })
1885 .await
1886 .unwrap();
1887 worktree_a
1888 .read_with(&cx_a, |tree, _| tree.as_local().unwrap().scan_complete())
1889 .await;
1890 let project_id = project_a.update(&mut cx_a, |p, _| p.next_remote_id()).await;
1891 let worktree_id = worktree_a.read_with(&cx_a, |tree, _| tree.id());
1892 project_a
1893 .update(&mut cx_a, |p, cx| p.share(cx))
1894 .await
1895 .unwrap();
1896
1897 // Join that project as client B
1898 let project_b = Project::remote(
1899 project_id,
1900 client_b.clone(),
1901 client_b.user_store.clone(),
1902 lang_registry.clone(),
1903 fs.clone(),
1904 &mut cx_b.to_async(),
1905 )
1906 .await
1907 .unwrap();
1908
1909 // Open a buffer as client A
1910 let buffer_a = project_a
1911 .update(&mut cx_a, |p, cx| p.open_buffer((worktree_id, "a.txt"), cx))
1912 .await
1913 .unwrap();
1914
1915 // Start opening the same buffer as client B
1916 let buffer_b = cx_b
1917 .background()
1918 .spawn(project_b.update(&mut cx_b, |p, cx| p.open_buffer((worktree_id, "a.txt"), cx)));
1919 task::yield_now().await;
1920
1921 // Edit the buffer as client A while client B is still opening it.
1922 buffer_a.update(&mut cx_a, |buf, cx| buf.edit([0..0], "z", cx));
1923
1924 let text = buffer_a.read_with(&cx_a, |buf, _| buf.text());
1925 let buffer_b = buffer_b.await.unwrap();
1926 buffer_b.condition(&cx_b, |buf, _| buf.text() == text).await;
1927 }
1928
1929 #[gpui::test(iterations = 10)]
1930 async fn test_leaving_worktree_while_opening_buffer(
1931 mut cx_a: TestAppContext,
1932 mut cx_b: TestAppContext,
1933 ) {
1934 cx_a.foreground().forbid_parking();
1935 let lang_registry = Arc::new(LanguageRegistry::new());
1936 let fs = Arc::new(FakeFs::new(cx_a.background()));
1937
1938 // Connect to a server as 2 clients.
1939 let mut server = TestServer::start(cx_a.foreground()).await;
1940 let client_a = server.create_client(&mut cx_a, "user_a").await;
1941 let client_b = server.create_client(&mut cx_b, "user_b").await;
1942
1943 // Share a project as client A
1944 fs.insert_tree(
1945 "/dir",
1946 json!({
1947 ".zed.toml": r#"collaborators = ["user_b"]"#,
1948 "a.txt": "a-contents",
1949 }),
1950 )
1951 .await;
1952 let project_a = cx_a.update(|cx| {
1953 Project::local(
1954 client_a.clone(),
1955 client_a.user_store.clone(),
1956 lang_registry.clone(),
1957 fs.clone(),
1958 cx,
1959 )
1960 });
1961 let (worktree_a, _) = project_a
1962 .update(&mut cx_a, |p, cx| {
1963 p.find_or_create_local_worktree("/dir", false, cx)
1964 })
1965 .await
1966 .unwrap();
1967 worktree_a
1968 .read_with(&cx_a, |tree, _| tree.as_local().unwrap().scan_complete())
1969 .await;
1970 let project_id = project_a.update(&mut cx_a, |p, _| p.next_remote_id()).await;
1971 let worktree_id = worktree_a.read_with(&cx_a, |tree, _| tree.id());
1972 project_a
1973 .update(&mut cx_a, |p, cx| p.share(cx))
1974 .await
1975 .unwrap();
1976
1977 // Join that project as client B
1978 let project_b = Project::remote(
1979 project_id,
1980 client_b.clone(),
1981 client_b.user_store.clone(),
1982 lang_registry.clone(),
1983 fs.clone(),
1984 &mut cx_b.to_async(),
1985 )
1986 .await
1987 .unwrap();
1988
1989 // See that a guest has joined as client A.
1990 project_a
1991 .condition(&cx_a, |p, _| p.collaborators().len() == 1)
1992 .await;
1993
1994 // Begin opening a buffer as client B, but leave the project before the open completes.
1995 let buffer_b = cx_b
1996 .background()
1997 .spawn(project_b.update(&mut cx_b, |p, cx| p.open_buffer((worktree_id, "a.txt"), cx)));
1998 cx_b.update(|_| drop(project_b));
1999 drop(buffer_b);
2000
2001 // See that the guest has left.
2002 project_a
2003 .condition(&cx_a, |p, _| p.collaborators().len() == 0)
2004 .await;
2005 }
2006
2007 #[gpui::test(iterations = 10)]
2008 async fn test_peer_disconnection(mut cx_a: TestAppContext, mut cx_b: TestAppContext) {
2009 cx_a.foreground().forbid_parking();
2010 let lang_registry = Arc::new(LanguageRegistry::new());
2011 let fs = Arc::new(FakeFs::new(cx_a.background()));
2012
2013 // Connect to a server as 2 clients.
2014 let mut server = TestServer::start(cx_a.foreground()).await;
2015 let client_a = server.create_client(&mut cx_a, "user_a").await;
2016 let client_b = server.create_client(&mut cx_b, "user_b").await;
2017
2018 // Share a project as client A
2019 fs.insert_tree(
2020 "/a",
2021 json!({
2022 ".zed.toml": r#"collaborators = ["user_b"]"#,
2023 "a.txt": "a-contents",
2024 "b.txt": "b-contents",
2025 }),
2026 )
2027 .await;
2028 let project_a = cx_a.update(|cx| {
2029 Project::local(
2030 client_a.clone(),
2031 client_a.user_store.clone(),
2032 lang_registry.clone(),
2033 fs.clone(),
2034 cx,
2035 )
2036 });
2037 let (worktree_a, _) = project_a
2038 .update(&mut cx_a, |p, cx| {
2039 p.find_or_create_local_worktree("/a", false, cx)
2040 })
2041 .await
2042 .unwrap();
2043 worktree_a
2044 .read_with(&cx_a, |tree, _| tree.as_local().unwrap().scan_complete())
2045 .await;
2046 let project_id = project_a
2047 .update(&mut cx_a, |project, _| project.next_remote_id())
2048 .await;
2049 project_a
2050 .update(&mut cx_a, |project, cx| project.share(cx))
2051 .await
2052 .unwrap();
2053
2054 // Join that project as client B
2055 let _project_b = Project::remote(
2056 project_id,
2057 client_b.clone(),
2058 client_b.user_store.clone(),
2059 lang_registry.clone(),
2060 fs.clone(),
2061 &mut cx_b.to_async(),
2062 )
2063 .await
2064 .unwrap();
2065
2066 // See that a guest has joined as client A.
2067 project_a
2068 .condition(&cx_a, |p, _| p.collaborators().len() == 1)
2069 .await;
2070
2071 // Drop client B's connection and ensure client A observes client B leaving the worktree.
2072 client_b.disconnect(&cx_b.to_async()).unwrap();
2073 project_a
2074 .condition(&cx_a, |p, _| p.collaborators().len() == 0)
2075 .await;
2076 }
2077
2078 #[gpui::test(iterations = 10)]
2079 async fn test_collaborating_with_diagnostics(
2080 mut cx_a: TestAppContext,
2081 mut cx_b: TestAppContext,
2082 ) {
2083 cx_a.foreground().forbid_parking();
2084 let mut lang_registry = Arc::new(LanguageRegistry::new());
2085 let fs = Arc::new(FakeFs::new(cx_a.background()));
2086
2087 // Set up a fake language server.
2088 let (language_server_config, mut fake_language_server) =
2089 LanguageServerConfig::fake(&cx_a).await;
2090 Arc::get_mut(&mut lang_registry)
2091 .unwrap()
2092 .add(Arc::new(Language::new(
2093 LanguageConfig {
2094 name: "Rust".to_string(),
2095 path_suffixes: vec!["rs".to_string()],
2096 language_server: Some(language_server_config),
2097 ..Default::default()
2098 },
2099 Some(tree_sitter_rust::language()),
2100 )));
2101
2102 // Connect to a server as 2 clients.
2103 let mut server = TestServer::start(cx_a.foreground()).await;
2104 let client_a = server.create_client(&mut cx_a, "user_a").await;
2105 let client_b = server.create_client(&mut cx_b, "user_b").await;
2106
2107 // Share a project as client A
2108 fs.insert_tree(
2109 "/a",
2110 json!({
2111 ".zed.toml": r#"collaborators = ["user_b"]"#,
2112 "a.rs": "let one = two",
2113 "other.rs": "",
2114 }),
2115 )
2116 .await;
2117 let project_a = cx_a.update(|cx| {
2118 Project::local(
2119 client_a.clone(),
2120 client_a.user_store.clone(),
2121 lang_registry.clone(),
2122 fs.clone(),
2123 cx,
2124 )
2125 });
2126 let (worktree_a, _) = project_a
2127 .update(&mut cx_a, |p, cx| {
2128 p.find_or_create_local_worktree("/a", false, cx)
2129 })
2130 .await
2131 .unwrap();
2132 worktree_a
2133 .read_with(&cx_a, |tree, _| tree.as_local().unwrap().scan_complete())
2134 .await;
2135 let project_id = project_a.update(&mut cx_a, |p, _| p.next_remote_id()).await;
2136 let worktree_id = worktree_a.read_with(&cx_a, |tree, _| tree.id());
2137 project_a
2138 .update(&mut cx_a, |p, cx| p.share(cx))
2139 .await
2140 .unwrap();
2141
2142 // Cause the language server to start.
2143 let _ = cx_a
2144 .background()
2145 .spawn(project_a.update(&mut cx_a, |project, cx| {
2146 project.open_buffer(
2147 ProjectPath {
2148 worktree_id,
2149 path: Path::new("other.rs").into(),
2150 },
2151 cx,
2152 )
2153 }))
2154 .await
2155 .unwrap();
2156
2157 // Simulate a language server reporting errors for a file.
2158 fake_language_server
2159 .notify::<lsp::notification::PublishDiagnostics>(lsp::PublishDiagnosticsParams {
2160 uri: lsp::Url::from_file_path("/a/a.rs").unwrap(),
2161 version: None,
2162 diagnostics: vec![lsp::Diagnostic {
2163 severity: Some(lsp::DiagnosticSeverity::ERROR),
2164 range: lsp::Range::new(lsp::Position::new(0, 4), lsp::Position::new(0, 7)),
2165 message: "message 1".to_string(),
2166 ..Default::default()
2167 }],
2168 })
2169 .await;
2170
2171 // Wait for server to see the diagnostics update.
2172 server
2173 .condition(|store| {
2174 let worktree = store
2175 .project(project_id)
2176 .unwrap()
2177 .worktrees
2178 .get(&worktree_id.to_proto())
2179 .unwrap();
2180
2181 !worktree
2182 .share
2183 .as_ref()
2184 .unwrap()
2185 .diagnostic_summaries
2186 .is_empty()
2187 })
2188 .await;
2189
2190 // Join the worktree as client B.
2191 let project_b = Project::remote(
2192 project_id,
2193 client_b.clone(),
2194 client_b.user_store.clone(),
2195 lang_registry.clone(),
2196 fs.clone(),
2197 &mut cx_b.to_async(),
2198 )
2199 .await
2200 .unwrap();
2201
2202 project_b.read_with(&cx_b, |project, cx| {
2203 assert_eq!(
2204 project.diagnostic_summaries(cx).collect::<Vec<_>>(),
2205 &[(
2206 ProjectPath {
2207 worktree_id,
2208 path: Arc::from(Path::new("a.rs")),
2209 },
2210 DiagnosticSummary {
2211 error_count: 1,
2212 warning_count: 0,
2213 ..Default::default()
2214 },
2215 )]
2216 )
2217 });
2218
2219 // Simulate a language server reporting more errors for a file.
2220 fake_language_server
2221 .notify::<lsp::notification::PublishDiagnostics>(lsp::PublishDiagnosticsParams {
2222 uri: lsp::Url::from_file_path("/a/a.rs").unwrap(),
2223 version: None,
2224 diagnostics: vec![
2225 lsp::Diagnostic {
2226 severity: Some(lsp::DiagnosticSeverity::ERROR),
2227 range: lsp::Range::new(lsp::Position::new(0, 4), lsp::Position::new(0, 7)),
2228 message: "message 1".to_string(),
2229 ..Default::default()
2230 },
2231 lsp::Diagnostic {
2232 severity: Some(lsp::DiagnosticSeverity::WARNING),
2233 range: lsp::Range::new(
2234 lsp::Position::new(0, 10),
2235 lsp::Position::new(0, 13),
2236 ),
2237 message: "message 2".to_string(),
2238 ..Default::default()
2239 },
2240 ],
2241 })
2242 .await;
2243
2244 // Client b gets the updated summaries
2245 project_b
2246 .condition(&cx_b, |project, cx| {
2247 project.diagnostic_summaries(cx).collect::<Vec<_>>()
2248 == &[(
2249 ProjectPath {
2250 worktree_id,
2251 path: Arc::from(Path::new("a.rs")),
2252 },
2253 DiagnosticSummary {
2254 error_count: 1,
2255 warning_count: 1,
2256 ..Default::default()
2257 },
2258 )]
2259 })
2260 .await;
2261
2262 // Open the file with the errors on client B. They should be present.
2263 let buffer_b = cx_b
2264 .background()
2265 .spawn(project_b.update(&mut cx_b, |p, cx| p.open_buffer((worktree_id, "a.rs"), cx)))
2266 .await
2267 .unwrap();
2268
2269 buffer_b.read_with(&cx_b, |buffer, _| {
2270 assert_eq!(
2271 buffer
2272 .snapshot()
2273 .diagnostics_in_range::<_, Point>(0..buffer.len())
2274 .map(|entry| entry)
2275 .collect::<Vec<_>>(),
2276 &[
2277 DiagnosticEntry {
2278 range: Point::new(0, 4)..Point::new(0, 7),
2279 diagnostic: Diagnostic {
2280 group_id: 0,
2281 message: "message 1".to_string(),
2282 severity: lsp::DiagnosticSeverity::ERROR,
2283 is_primary: true,
2284 ..Default::default()
2285 }
2286 },
2287 DiagnosticEntry {
2288 range: Point::new(0, 10)..Point::new(0, 13),
2289 diagnostic: Diagnostic {
2290 group_id: 1,
2291 severity: lsp::DiagnosticSeverity::WARNING,
2292 message: "message 2".to_string(),
2293 is_primary: true,
2294 ..Default::default()
2295 }
2296 }
2297 ]
2298 );
2299 });
2300 }
2301
2302 #[gpui::test(iterations = 10)]
2303 async fn test_collaborating_with_completion(
2304 mut cx_a: TestAppContext,
2305 mut cx_b: TestAppContext,
2306 ) {
2307 cx_a.foreground().forbid_parking();
2308 let mut lang_registry = Arc::new(LanguageRegistry::new());
2309 let fs = Arc::new(FakeFs::new(cx_a.background()));
2310
2311 // Set up a fake language server.
2312 let (language_server_config, mut fake_language_server) =
2313 LanguageServerConfig::fake_with_capabilities(
2314 lsp::ServerCapabilities {
2315 completion_provider: Some(lsp::CompletionOptions {
2316 trigger_characters: Some(vec![".".to_string()]),
2317 ..Default::default()
2318 }),
2319 ..Default::default()
2320 },
2321 &cx_a,
2322 )
2323 .await;
2324 Arc::get_mut(&mut lang_registry)
2325 .unwrap()
2326 .add(Arc::new(Language::new(
2327 LanguageConfig {
2328 name: "Rust".to_string(),
2329 path_suffixes: vec!["rs".to_string()],
2330 language_server: Some(language_server_config),
2331 ..Default::default()
2332 },
2333 Some(tree_sitter_rust::language()),
2334 )));
2335
2336 // Connect to a server as 2 clients.
2337 let mut server = TestServer::start(cx_a.foreground()).await;
2338 let client_a = server.create_client(&mut cx_a, "user_a").await;
2339 let client_b = server.create_client(&mut cx_b, "user_b").await;
2340
2341 // Share a project as client A
2342 fs.insert_tree(
2343 "/a",
2344 json!({
2345 ".zed.toml": r#"collaborators = ["user_b"]"#,
2346 "main.rs": "fn main() { a }",
2347 "other.rs": "",
2348 }),
2349 )
2350 .await;
2351 let project_a = cx_a.update(|cx| {
2352 Project::local(
2353 client_a.clone(),
2354 client_a.user_store.clone(),
2355 lang_registry.clone(),
2356 fs.clone(),
2357 cx,
2358 )
2359 });
2360 let (worktree_a, _) = project_a
2361 .update(&mut cx_a, |p, cx| {
2362 p.find_or_create_local_worktree("/a", false, cx)
2363 })
2364 .await
2365 .unwrap();
2366 worktree_a
2367 .read_with(&cx_a, |tree, _| tree.as_local().unwrap().scan_complete())
2368 .await;
2369 let project_id = project_a.update(&mut cx_a, |p, _| p.next_remote_id()).await;
2370 let worktree_id = worktree_a.read_with(&cx_a, |tree, _| tree.id());
2371 project_a
2372 .update(&mut cx_a, |p, cx| p.share(cx))
2373 .await
2374 .unwrap();
2375
2376 // Join the worktree as client B.
2377 let project_b = Project::remote(
2378 project_id,
2379 client_b.clone(),
2380 client_b.user_store.clone(),
2381 lang_registry.clone(),
2382 fs.clone(),
2383 &mut cx_b.to_async(),
2384 )
2385 .await
2386 .unwrap();
2387
2388 // Open a file in an editor as the guest.
2389 let buffer_b = project_b
2390 .update(&mut cx_b, |p, cx| {
2391 p.open_buffer((worktree_id, "main.rs"), cx)
2392 })
2393 .await
2394 .unwrap();
2395 let (window_b, _) = cx_b.add_window(|_| EmptyView);
2396 let editor_b = cx_b.add_view(window_b, |cx| {
2397 Editor::for_buffer(
2398 cx.add_model(|cx| MultiBuffer::singleton(buffer_b.clone(), cx)),
2399 Arc::new(|cx| EditorSettings::test(cx)),
2400 Some(project_b.clone()),
2401 cx,
2402 )
2403 });
2404
2405 // Type a completion trigger character as the guest.
2406 editor_b.update(&mut cx_b, |editor, cx| {
2407 editor.select_ranges([13..13], None, cx);
2408 editor.handle_input(&Input(".".into()), cx);
2409 cx.focus(&editor_b);
2410 });
2411
2412 // Receive a completion request as the host's language server.
2413 // Return some completions from the host's language server.
2414 fake_language_server.handle_request::<lsp::request::Completion, _>(|params| {
2415 assert_eq!(
2416 params.text_document_position.text_document.uri,
2417 lsp::Url::from_file_path("/a/main.rs").unwrap(),
2418 );
2419 assert_eq!(
2420 params.text_document_position.position,
2421 lsp::Position::new(0, 14),
2422 );
2423
2424 Some(lsp::CompletionResponse::Array(vec![
2425 lsp::CompletionItem {
2426 label: "first_method(…)".into(),
2427 detail: Some("fn(&mut self, B) -> C".into()),
2428 text_edit: Some(lsp::CompletionTextEdit::Edit(lsp::TextEdit {
2429 new_text: "first_method($1)".to_string(),
2430 range: lsp::Range::new(
2431 lsp::Position::new(0, 14),
2432 lsp::Position::new(0, 14),
2433 ),
2434 })),
2435 insert_text_format: Some(lsp::InsertTextFormat::SNIPPET),
2436 ..Default::default()
2437 },
2438 lsp::CompletionItem {
2439 label: "second_method(…)".into(),
2440 detail: Some("fn(&mut self, C) -> D<E>".into()),
2441 text_edit: Some(lsp::CompletionTextEdit::Edit(lsp::TextEdit {
2442 new_text: "second_method()".to_string(),
2443 range: lsp::Range::new(
2444 lsp::Position::new(0, 14),
2445 lsp::Position::new(0, 14),
2446 ),
2447 })),
2448 insert_text_format: Some(lsp::InsertTextFormat::SNIPPET),
2449 ..Default::default()
2450 },
2451 ]))
2452 });
2453
2454 // Open the buffer on the host.
2455 let buffer_a = project_a
2456 .update(&mut cx_a, |p, cx| {
2457 p.open_buffer((worktree_id, "main.rs"), cx)
2458 })
2459 .await
2460 .unwrap();
2461 buffer_a
2462 .condition(&cx_a, |buffer, _| buffer.text() == "fn main() { a. }")
2463 .await;
2464
2465 // Confirm a completion on the guest.
2466 editor_b.next_notification(&cx_b).await;
2467 editor_b.update(&mut cx_b, |editor, cx| {
2468 assert!(editor.context_menu_visible());
2469 editor.confirm_completion(&ConfirmCompletion(Some(0)), cx);
2470 assert_eq!(editor.text(cx), "fn main() { a.first_method() }");
2471 });
2472
2473 // Return a resolved completion from the host's language server.
2474 // The resolved completion has an additional text edit.
2475 fake_language_server.handle_request::<lsp::request::ResolveCompletionItem, _>(|params| {
2476 assert_eq!(params.label, "first_method(…)");
2477 lsp::CompletionItem {
2478 label: "first_method(…)".into(),
2479 detail: Some("fn(&mut self, B) -> C".into()),
2480 text_edit: Some(lsp::CompletionTextEdit::Edit(lsp::TextEdit {
2481 new_text: "first_method($1)".to_string(),
2482 range: lsp::Range::new(lsp::Position::new(0, 14), lsp::Position::new(0, 14)),
2483 })),
2484 additional_text_edits: Some(vec![lsp::TextEdit {
2485 new_text: "use d::SomeTrait;\n".to_string(),
2486 range: lsp::Range::new(lsp::Position::new(0, 0), lsp::Position::new(0, 0)),
2487 }]),
2488 insert_text_format: Some(lsp::InsertTextFormat::SNIPPET),
2489 ..Default::default()
2490 }
2491 });
2492
2493 buffer_a
2494 .condition(&cx_a, |buffer, _| {
2495 buffer.text() == "fn main() { a.first_method() }"
2496 })
2497 .await;
2498
2499 // The additional edit is applied.
2500 buffer_b
2501 .condition(&cx_b, |buffer, _| {
2502 buffer.text() == "use d::SomeTrait;\nfn main() { a.first_method() }"
2503 })
2504 .await;
2505 assert_eq!(
2506 buffer_a.read_with(&cx_a, |buffer, _| buffer.text()),
2507 buffer_b.read_with(&cx_b, |buffer, _| buffer.text()),
2508 );
2509 }
2510
2511 #[gpui::test(iterations = 10)]
2512 async fn test_formatting_buffer(mut cx_a: TestAppContext, mut cx_b: TestAppContext) {
2513 cx_a.foreground().forbid_parking();
2514 let mut lang_registry = Arc::new(LanguageRegistry::new());
2515 let fs = Arc::new(FakeFs::new(cx_a.background()));
2516
2517 // Set up a fake language server.
2518 let (language_server_config, mut fake_language_server) =
2519 LanguageServerConfig::fake(&cx_a).await;
2520 Arc::get_mut(&mut lang_registry)
2521 .unwrap()
2522 .add(Arc::new(Language::new(
2523 LanguageConfig {
2524 name: "Rust".to_string(),
2525 path_suffixes: vec!["rs".to_string()],
2526 language_server: Some(language_server_config),
2527 ..Default::default()
2528 },
2529 Some(tree_sitter_rust::language()),
2530 )));
2531
2532 // Connect to a server as 2 clients.
2533 let mut server = TestServer::start(cx_a.foreground()).await;
2534 let client_a = server.create_client(&mut cx_a, "user_a").await;
2535 let client_b = server.create_client(&mut cx_b, "user_b").await;
2536
2537 // Share a project as client A
2538 fs.insert_tree(
2539 "/a",
2540 json!({
2541 ".zed.toml": r#"collaborators = ["user_b"]"#,
2542 "a.rs": "let one = two",
2543 }),
2544 )
2545 .await;
2546 let project_a = cx_a.update(|cx| {
2547 Project::local(
2548 client_a.clone(),
2549 client_a.user_store.clone(),
2550 lang_registry.clone(),
2551 fs.clone(),
2552 cx,
2553 )
2554 });
2555 let (worktree_a, _) = project_a
2556 .update(&mut cx_a, |p, cx| {
2557 p.find_or_create_local_worktree("/a", false, cx)
2558 })
2559 .await
2560 .unwrap();
2561 worktree_a
2562 .read_with(&cx_a, |tree, _| tree.as_local().unwrap().scan_complete())
2563 .await;
2564 let project_id = project_a.update(&mut cx_a, |p, _| p.next_remote_id()).await;
2565 let worktree_id = worktree_a.read_with(&cx_a, |tree, _| tree.id());
2566 project_a
2567 .update(&mut cx_a, |p, cx| p.share(cx))
2568 .await
2569 .unwrap();
2570
2571 // Join the worktree as client B.
2572 let project_b = Project::remote(
2573 project_id,
2574 client_b.clone(),
2575 client_b.user_store.clone(),
2576 lang_registry.clone(),
2577 fs.clone(),
2578 &mut cx_b.to_async(),
2579 )
2580 .await
2581 .unwrap();
2582
2583 let buffer_b = cx_b
2584 .background()
2585 .spawn(project_b.update(&mut cx_b, |p, cx| p.open_buffer((worktree_id, "a.rs"), cx)))
2586 .await
2587 .unwrap();
2588
2589 let format = project_b.update(&mut cx_b, |project, cx| {
2590 project.format(HashSet::from_iter([buffer_b.clone()]), true, cx)
2591 });
2592
2593 fake_language_server.handle_request::<lsp::request::Formatting, _>(|_| {
2594 Some(vec![
2595 lsp::TextEdit {
2596 range: lsp::Range::new(lsp::Position::new(0, 4), lsp::Position::new(0, 4)),
2597 new_text: "h".to_string(),
2598 },
2599 lsp::TextEdit {
2600 range: lsp::Range::new(lsp::Position::new(0, 7), lsp::Position::new(0, 7)),
2601 new_text: "y".to_string(),
2602 },
2603 ])
2604 });
2605
2606 format.await.unwrap();
2607 assert_eq!(
2608 buffer_b.read_with(&cx_b, |buffer, _| buffer.text()),
2609 "let honey = two"
2610 );
2611 }
2612
2613 #[gpui::test(iterations = 10)]
2614 async fn test_definition(mut cx_a: TestAppContext, mut cx_b: TestAppContext) {
2615 cx_a.foreground().forbid_parking();
2616 let mut lang_registry = Arc::new(LanguageRegistry::new());
2617 let fs = Arc::new(FakeFs::new(cx_a.background()));
2618 fs.insert_tree(
2619 "/root-1",
2620 json!({
2621 ".zed.toml": r#"collaborators = ["user_b"]"#,
2622 "a.rs": "const ONE: usize = b::TWO + b::THREE;",
2623 }),
2624 )
2625 .await;
2626 fs.insert_tree(
2627 "/root-2",
2628 json!({
2629 "b.rs": "const TWO: usize = 2;\nconst THREE: usize = 3;",
2630 }),
2631 )
2632 .await;
2633
2634 // Set up a fake language server.
2635 let (language_server_config, mut fake_language_server) =
2636 LanguageServerConfig::fake(&cx_a).await;
2637 Arc::get_mut(&mut lang_registry)
2638 .unwrap()
2639 .add(Arc::new(Language::new(
2640 LanguageConfig {
2641 name: "Rust".to_string(),
2642 path_suffixes: vec!["rs".to_string()],
2643 language_server: Some(language_server_config),
2644 ..Default::default()
2645 },
2646 Some(tree_sitter_rust::language()),
2647 )));
2648
2649 // Connect to a server as 2 clients.
2650 let mut server = TestServer::start(cx_a.foreground()).await;
2651 let client_a = server.create_client(&mut cx_a, "user_a").await;
2652 let client_b = server.create_client(&mut cx_b, "user_b").await;
2653
2654 // Share a project as client A
2655 let project_a = cx_a.update(|cx| {
2656 Project::local(
2657 client_a.clone(),
2658 client_a.user_store.clone(),
2659 lang_registry.clone(),
2660 fs.clone(),
2661 cx,
2662 )
2663 });
2664 let (worktree_a, _) = project_a
2665 .update(&mut cx_a, |p, cx| {
2666 p.find_or_create_local_worktree("/root-1", false, cx)
2667 })
2668 .await
2669 .unwrap();
2670 worktree_a
2671 .read_with(&cx_a, |tree, _| tree.as_local().unwrap().scan_complete())
2672 .await;
2673 let project_id = project_a.update(&mut cx_a, |p, _| p.next_remote_id()).await;
2674 let worktree_id = worktree_a.read_with(&cx_a, |tree, _| tree.id());
2675 project_a
2676 .update(&mut cx_a, |p, cx| p.share(cx))
2677 .await
2678 .unwrap();
2679
2680 // Join the worktree as client B.
2681 let project_b = Project::remote(
2682 project_id,
2683 client_b.clone(),
2684 client_b.user_store.clone(),
2685 lang_registry.clone(),
2686 fs.clone(),
2687 &mut cx_b.to_async(),
2688 )
2689 .await
2690 .unwrap();
2691
2692 // Open the file on client B.
2693 let buffer_b = cx_b
2694 .background()
2695 .spawn(project_b.update(&mut cx_b, |p, cx| p.open_buffer((worktree_id, "a.rs"), cx)))
2696 .await
2697 .unwrap();
2698
2699 // Request the definition of a symbol as the guest.
2700 let definitions_1 = project_b.update(&mut cx_b, |p, cx| p.definition(&buffer_b, 23, cx));
2701 fake_language_server.handle_request::<lsp::request::GotoDefinition, _>(|_| {
2702 Some(lsp::GotoDefinitionResponse::Scalar(lsp::Location::new(
2703 lsp::Url::from_file_path("/root-2/b.rs").unwrap(),
2704 lsp::Range::new(lsp::Position::new(0, 6), lsp::Position::new(0, 9)),
2705 )))
2706 });
2707
2708 let definitions_1 = definitions_1.await.unwrap();
2709 cx_b.read(|cx| {
2710 assert_eq!(definitions_1.len(), 1);
2711 assert_eq!(project_b.read(cx).worktrees(cx).count(), 2);
2712 let target_buffer = definitions_1[0].target_buffer.read(cx);
2713 assert_eq!(
2714 target_buffer.text(),
2715 "const TWO: usize = 2;\nconst THREE: usize = 3;"
2716 );
2717 assert_eq!(
2718 definitions_1[0].target_range.to_point(target_buffer),
2719 Point::new(0, 6)..Point::new(0, 9)
2720 );
2721 });
2722
2723 // Try getting more definitions for the same buffer, ensuring the buffer gets reused from
2724 // the previous call to `definition`.
2725 let definitions_2 = project_b.update(&mut cx_b, |p, cx| p.definition(&buffer_b, 33, cx));
2726 fake_language_server.handle_request::<lsp::request::GotoDefinition, _>(|_| {
2727 Some(lsp::GotoDefinitionResponse::Scalar(lsp::Location::new(
2728 lsp::Url::from_file_path("/root-2/b.rs").unwrap(),
2729 lsp::Range::new(lsp::Position::new(1, 6), lsp::Position::new(1, 11)),
2730 )))
2731 });
2732
2733 let definitions_2 = definitions_2.await.unwrap();
2734 cx_b.read(|cx| {
2735 assert_eq!(definitions_2.len(), 1);
2736 assert_eq!(project_b.read(cx).worktrees(cx).count(), 2);
2737 let target_buffer = definitions_2[0].target_buffer.read(cx);
2738 assert_eq!(
2739 target_buffer.text(),
2740 "const TWO: usize = 2;\nconst THREE: usize = 3;"
2741 );
2742 assert_eq!(
2743 definitions_2[0].target_range.to_point(target_buffer),
2744 Point::new(1, 6)..Point::new(1, 11)
2745 );
2746 });
2747 assert_eq!(
2748 definitions_1[0].target_buffer,
2749 definitions_2[0].target_buffer
2750 );
2751
2752 cx_b.update(|_| {
2753 drop(definitions_1);
2754 drop(definitions_2);
2755 });
2756 project_b
2757 .condition(&cx_b, |proj, cx| proj.worktrees(cx).count() == 1)
2758 .await;
2759 }
2760
2761 #[gpui::test(iterations = 10)]
2762 async fn test_open_buffer_while_getting_definition_pointing_to_it(
2763 mut cx_a: TestAppContext,
2764 mut cx_b: TestAppContext,
2765 mut rng: StdRng,
2766 ) {
2767 cx_a.foreground().forbid_parking();
2768 let mut lang_registry = Arc::new(LanguageRegistry::new());
2769 let fs = Arc::new(FakeFs::new(cx_a.background()));
2770 fs.insert_tree(
2771 "/root",
2772 json!({
2773 ".zed.toml": r#"collaborators = ["user_b"]"#,
2774 "a.rs": "const ONE: usize = b::TWO;",
2775 "b.rs": "const TWO: usize = 2",
2776 }),
2777 )
2778 .await;
2779
2780 // Set up a fake language server.
2781 let (language_server_config, mut fake_language_server) =
2782 LanguageServerConfig::fake(&cx_a).await;
2783 Arc::get_mut(&mut lang_registry)
2784 .unwrap()
2785 .add(Arc::new(Language::new(
2786 LanguageConfig {
2787 name: "Rust".to_string(),
2788 path_suffixes: vec!["rs".to_string()],
2789 language_server: Some(language_server_config),
2790 ..Default::default()
2791 },
2792 Some(tree_sitter_rust::language()),
2793 )));
2794
2795 // Connect to a server as 2 clients.
2796 let mut server = TestServer::start(cx_a.foreground()).await;
2797 let client_a = server.create_client(&mut cx_a, "user_a").await;
2798 let client_b = server.create_client(&mut cx_b, "user_b").await;
2799
2800 // Share a project as client A
2801 let project_a = cx_a.update(|cx| {
2802 Project::local(
2803 client_a.clone(),
2804 client_a.user_store.clone(),
2805 lang_registry.clone(),
2806 fs.clone(),
2807 cx,
2808 )
2809 });
2810 let (worktree_a, _) = project_a
2811 .update(&mut cx_a, |p, cx| {
2812 p.find_or_create_local_worktree("/root", false, cx)
2813 })
2814 .await
2815 .unwrap();
2816 worktree_a
2817 .read_with(&cx_a, |tree, _| tree.as_local().unwrap().scan_complete())
2818 .await;
2819 let project_id = project_a.update(&mut cx_a, |p, _| p.next_remote_id()).await;
2820 let worktree_id = worktree_a.read_with(&cx_a, |tree, _| tree.id());
2821 project_a
2822 .update(&mut cx_a, |p, cx| p.share(cx))
2823 .await
2824 .unwrap();
2825
2826 // Join the worktree as client B.
2827 let project_b = Project::remote(
2828 project_id,
2829 client_b.clone(),
2830 client_b.user_store.clone(),
2831 lang_registry.clone(),
2832 fs.clone(),
2833 &mut cx_b.to_async(),
2834 )
2835 .await
2836 .unwrap();
2837
2838 let buffer_b1 = cx_b
2839 .background()
2840 .spawn(project_b.update(&mut cx_b, |p, cx| p.open_buffer((worktree_id, "a.rs"), cx)))
2841 .await
2842 .unwrap();
2843
2844 let definitions;
2845 let buffer_b2;
2846 if rng.gen() {
2847 definitions = project_b.update(&mut cx_b, |p, cx| p.definition(&buffer_b1, 23, cx));
2848 buffer_b2 =
2849 project_b.update(&mut cx_b, |p, cx| p.open_buffer((worktree_id, "b.rs"), cx));
2850 } else {
2851 buffer_b2 =
2852 project_b.update(&mut cx_b, |p, cx| p.open_buffer((worktree_id, "b.rs"), cx));
2853 definitions = project_b.update(&mut cx_b, |p, cx| p.definition(&buffer_b1, 23, cx));
2854 }
2855
2856 fake_language_server.handle_request::<lsp::request::GotoDefinition, _>(|_| {
2857 Some(lsp::GotoDefinitionResponse::Scalar(lsp::Location::new(
2858 lsp::Url::from_file_path("/root/b.rs").unwrap(),
2859 lsp::Range::new(lsp::Position::new(0, 6), lsp::Position::new(0, 9)),
2860 )))
2861 });
2862
2863 let buffer_b2 = buffer_b2.await.unwrap();
2864 let definitions = definitions.await.unwrap();
2865 assert_eq!(definitions.len(), 1);
2866 assert_eq!(definitions[0].target_buffer, buffer_b2);
2867 }
2868
2869 #[gpui::test(iterations = 10)]
2870 async fn test_basic_chat(mut cx_a: TestAppContext, mut cx_b: TestAppContext) {
2871 cx_a.foreground().forbid_parking();
2872
2873 // Connect to a server as 2 clients.
2874 let mut server = TestServer::start(cx_a.foreground()).await;
2875 let client_a = server.create_client(&mut cx_a, "user_a").await;
2876 let client_b = server.create_client(&mut cx_b, "user_b").await;
2877
2878 // Create an org that includes these 2 users.
2879 let db = &server.app_state.db;
2880 let org_id = db.create_org("Test Org", "test-org").await.unwrap();
2881 db.add_org_member(org_id, client_a.current_user_id(&cx_a), false)
2882 .await
2883 .unwrap();
2884 db.add_org_member(org_id, client_b.current_user_id(&cx_b), false)
2885 .await
2886 .unwrap();
2887
2888 // Create a channel that includes all the users.
2889 let channel_id = db.create_org_channel(org_id, "test-channel").await.unwrap();
2890 db.add_channel_member(channel_id, client_a.current_user_id(&cx_a), false)
2891 .await
2892 .unwrap();
2893 db.add_channel_member(channel_id, client_b.current_user_id(&cx_b), false)
2894 .await
2895 .unwrap();
2896 db.create_channel_message(
2897 channel_id,
2898 client_b.current_user_id(&cx_b),
2899 "hello A, it's B.",
2900 OffsetDateTime::now_utc(),
2901 1,
2902 )
2903 .await
2904 .unwrap();
2905
2906 let channels_a = cx_a
2907 .add_model(|cx| ChannelList::new(client_a.user_store.clone(), client_a.clone(), cx));
2908 channels_a
2909 .condition(&mut cx_a, |list, _| list.available_channels().is_some())
2910 .await;
2911 channels_a.read_with(&cx_a, |list, _| {
2912 assert_eq!(
2913 list.available_channels().unwrap(),
2914 &[ChannelDetails {
2915 id: channel_id.to_proto(),
2916 name: "test-channel".to_string()
2917 }]
2918 )
2919 });
2920 let channel_a = channels_a.update(&mut cx_a, |this, cx| {
2921 this.get_channel(channel_id.to_proto(), cx).unwrap()
2922 });
2923 channel_a.read_with(&cx_a, |channel, _| assert!(channel.messages().is_empty()));
2924 channel_a
2925 .condition(&cx_a, |channel, _| {
2926 channel_messages(channel)
2927 == [("user_b".to_string(), "hello A, it's B.".to_string(), false)]
2928 })
2929 .await;
2930
2931 let channels_b = cx_b
2932 .add_model(|cx| ChannelList::new(client_b.user_store.clone(), client_b.clone(), cx));
2933 channels_b
2934 .condition(&mut cx_b, |list, _| list.available_channels().is_some())
2935 .await;
2936 channels_b.read_with(&cx_b, |list, _| {
2937 assert_eq!(
2938 list.available_channels().unwrap(),
2939 &[ChannelDetails {
2940 id: channel_id.to_proto(),
2941 name: "test-channel".to_string()
2942 }]
2943 )
2944 });
2945
2946 let channel_b = channels_b.update(&mut cx_b, |this, cx| {
2947 this.get_channel(channel_id.to_proto(), cx).unwrap()
2948 });
2949 channel_b.read_with(&cx_b, |channel, _| assert!(channel.messages().is_empty()));
2950 channel_b
2951 .condition(&cx_b, |channel, _| {
2952 channel_messages(channel)
2953 == [("user_b".to_string(), "hello A, it's B.".to_string(), false)]
2954 })
2955 .await;
2956
2957 channel_a
2958 .update(&mut cx_a, |channel, cx| {
2959 channel
2960 .send_message("oh, hi B.".to_string(), cx)
2961 .unwrap()
2962 .detach();
2963 let task = channel.send_message("sup".to_string(), cx).unwrap();
2964 assert_eq!(
2965 channel_messages(channel),
2966 &[
2967 ("user_b".to_string(), "hello A, it's B.".to_string(), false),
2968 ("user_a".to_string(), "oh, hi B.".to_string(), true),
2969 ("user_a".to_string(), "sup".to_string(), true)
2970 ]
2971 );
2972 task
2973 })
2974 .await
2975 .unwrap();
2976
2977 channel_b
2978 .condition(&cx_b, |channel, _| {
2979 channel_messages(channel)
2980 == [
2981 ("user_b".to_string(), "hello A, it's B.".to_string(), false),
2982 ("user_a".to_string(), "oh, hi B.".to_string(), false),
2983 ("user_a".to_string(), "sup".to_string(), false),
2984 ]
2985 })
2986 .await;
2987
2988 assert_eq!(
2989 server
2990 .state()
2991 .await
2992 .channel(channel_id)
2993 .unwrap()
2994 .connection_ids
2995 .len(),
2996 2
2997 );
2998 cx_b.update(|_| drop(channel_b));
2999 server
3000 .condition(|state| state.channel(channel_id).unwrap().connection_ids.len() == 1)
3001 .await;
3002
3003 cx_a.update(|_| drop(channel_a));
3004 server
3005 .condition(|state| state.channel(channel_id).is_none())
3006 .await;
3007 }
3008
3009 #[gpui::test(iterations = 10)]
3010 async fn test_chat_message_validation(mut cx_a: TestAppContext) {
3011 cx_a.foreground().forbid_parking();
3012
3013 let mut server = TestServer::start(cx_a.foreground()).await;
3014 let client_a = server.create_client(&mut cx_a, "user_a").await;
3015
3016 let db = &server.app_state.db;
3017 let org_id = db.create_org("Test Org", "test-org").await.unwrap();
3018 let channel_id = db.create_org_channel(org_id, "test-channel").await.unwrap();
3019 db.add_org_member(org_id, client_a.current_user_id(&cx_a), false)
3020 .await
3021 .unwrap();
3022 db.add_channel_member(channel_id, client_a.current_user_id(&cx_a), false)
3023 .await
3024 .unwrap();
3025
3026 let channels_a = cx_a
3027 .add_model(|cx| ChannelList::new(client_a.user_store.clone(), client_a.clone(), cx));
3028 channels_a
3029 .condition(&mut cx_a, |list, _| list.available_channels().is_some())
3030 .await;
3031 let channel_a = channels_a.update(&mut cx_a, |this, cx| {
3032 this.get_channel(channel_id.to_proto(), cx).unwrap()
3033 });
3034
3035 // Messages aren't allowed to be too long.
3036 channel_a
3037 .update(&mut cx_a, |channel, cx| {
3038 let long_body = "this is long.\n".repeat(1024);
3039 channel.send_message(long_body, cx).unwrap()
3040 })
3041 .await
3042 .unwrap_err();
3043
3044 // Messages aren't allowed to be blank.
3045 channel_a.update(&mut cx_a, |channel, cx| {
3046 channel.send_message(String::new(), cx).unwrap_err()
3047 });
3048
3049 // Leading and trailing whitespace are trimmed.
3050 channel_a
3051 .update(&mut cx_a, |channel, cx| {
3052 channel
3053 .send_message("\n surrounded by whitespace \n".to_string(), cx)
3054 .unwrap()
3055 })
3056 .await
3057 .unwrap();
3058 assert_eq!(
3059 db.get_channel_messages(channel_id, 10, None)
3060 .await
3061 .unwrap()
3062 .iter()
3063 .map(|m| &m.body)
3064 .collect::<Vec<_>>(),
3065 &["surrounded by whitespace"]
3066 );
3067 }
3068
3069 #[gpui::test(iterations = 10)]
3070 async fn test_chat_reconnection(mut cx_a: TestAppContext, mut cx_b: TestAppContext) {
3071 cx_a.foreground().forbid_parking();
3072
3073 // Connect to a server as 2 clients.
3074 let mut server = TestServer::start(cx_a.foreground()).await;
3075 let client_a = server.create_client(&mut cx_a, "user_a").await;
3076 let client_b = server.create_client(&mut cx_b, "user_b").await;
3077 let mut status_b = client_b.status();
3078
3079 // Create an org that includes these 2 users.
3080 let db = &server.app_state.db;
3081 let org_id = db.create_org("Test Org", "test-org").await.unwrap();
3082 db.add_org_member(org_id, client_a.current_user_id(&cx_a), false)
3083 .await
3084 .unwrap();
3085 db.add_org_member(org_id, client_b.current_user_id(&cx_b), false)
3086 .await
3087 .unwrap();
3088
3089 // Create a channel that includes all the users.
3090 let channel_id = db.create_org_channel(org_id, "test-channel").await.unwrap();
3091 db.add_channel_member(channel_id, client_a.current_user_id(&cx_a), false)
3092 .await
3093 .unwrap();
3094 db.add_channel_member(channel_id, client_b.current_user_id(&cx_b), false)
3095 .await
3096 .unwrap();
3097 db.create_channel_message(
3098 channel_id,
3099 client_b.current_user_id(&cx_b),
3100 "hello A, it's B.",
3101 OffsetDateTime::now_utc(),
3102 2,
3103 )
3104 .await
3105 .unwrap();
3106
3107 let channels_a = cx_a
3108 .add_model(|cx| ChannelList::new(client_a.user_store.clone(), client_a.clone(), cx));
3109 channels_a
3110 .condition(&mut cx_a, |list, _| list.available_channels().is_some())
3111 .await;
3112
3113 channels_a.read_with(&cx_a, |list, _| {
3114 assert_eq!(
3115 list.available_channels().unwrap(),
3116 &[ChannelDetails {
3117 id: channel_id.to_proto(),
3118 name: "test-channel".to_string()
3119 }]
3120 )
3121 });
3122 let channel_a = channels_a.update(&mut cx_a, |this, cx| {
3123 this.get_channel(channel_id.to_proto(), cx).unwrap()
3124 });
3125 channel_a.read_with(&cx_a, |channel, _| assert!(channel.messages().is_empty()));
3126 channel_a
3127 .condition(&cx_a, |channel, _| {
3128 channel_messages(channel)
3129 == [("user_b".to_string(), "hello A, it's B.".to_string(), false)]
3130 })
3131 .await;
3132
3133 let channels_b = cx_b
3134 .add_model(|cx| ChannelList::new(client_b.user_store.clone(), client_b.clone(), cx));
3135 channels_b
3136 .condition(&mut cx_b, |list, _| list.available_channels().is_some())
3137 .await;
3138 channels_b.read_with(&cx_b, |list, _| {
3139 assert_eq!(
3140 list.available_channels().unwrap(),
3141 &[ChannelDetails {
3142 id: channel_id.to_proto(),
3143 name: "test-channel".to_string()
3144 }]
3145 )
3146 });
3147
3148 let channel_b = channels_b.update(&mut cx_b, |this, cx| {
3149 this.get_channel(channel_id.to_proto(), cx).unwrap()
3150 });
3151 channel_b.read_with(&cx_b, |channel, _| assert!(channel.messages().is_empty()));
3152 channel_b
3153 .condition(&cx_b, |channel, _| {
3154 channel_messages(channel)
3155 == [("user_b".to_string(), "hello A, it's B.".to_string(), false)]
3156 })
3157 .await;
3158
3159 // Disconnect client B, ensuring we can still access its cached channel data.
3160 server.forbid_connections();
3161 server.disconnect_client(client_b.current_user_id(&cx_b));
3162 while !matches!(
3163 status_b.next().await,
3164 Some(client::Status::ReconnectionError { .. })
3165 ) {}
3166
3167 channels_b.read_with(&cx_b, |channels, _| {
3168 assert_eq!(
3169 channels.available_channels().unwrap(),
3170 [ChannelDetails {
3171 id: channel_id.to_proto(),
3172 name: "test-channel".to_string()
3173 }]
3174 )
3175 });
3176 channel_b.read_with(&cx_b, |channel, _| {
3177 assert_eq!(
3178 channel_messages(channel),
3179 [("user_b".to_string(), "hello A, it's B.".to_string(), false)]
3180 )
3181 });
3182
3183 // Send a message from client B while it is disconnected.
3184 channel_b
3185 .update(&mut cx_b, |channel, cx| {
3186 let task = channel
3187 .send_message("can you see this?".to_string(), cx)
3188 .unwrap();
3189 assert_eq!(
3190 channel_messages(channel),
3191 &[
3192 ("user_b".to_string(), "hello A, it's B.".to_string(), false),
3193 ("user_b".to_string(), "can you see this?".to_string(), true)
3194 ]
3195 );
3196 task
3197 })
3198 .await
3199 .unwrap_err();
3200
3201 // Send a message from client A while B is disconnected.
3202 channel_a
3203 .update(&mut cx_a, |channel, cx| {
3204 channel
3205 .send_message("oh, hi B.".to_string(), cx)
3206 .unwrap()
3207 .detach();
3208 let task = channel.send_message("sup".to_string(), cx).unwrap();
3209 assert_eq!(
3210 channel_messages(channel),
3211 &[
3212 ("user_b".to_string(), "hello A, it's B.".to_string(), false),
3213 ("user_a".to_string(), "oh, hi B.".to_string(), true),
3214 ("user_a".to_string(), "sup".to_string(), true)
3215 ]
3216 );
3217 task
3218 })
3219 .await
3220 .unwrap();
3221
3222 // Give client B a chance to reconnect.
3223 server.allow_connections();
3224 cx_b.foreground().advance_clock(Duration::from_secs(10));
3225
3226 // Verify that B sees the new messages upon reconnection, as well as the message client B
3227 // sent while offline.
3228 channel_b
3229 .condition(&cx_b, |channel, _| {
3230 channel_messages(channel)
3231 == [
3232 ("user_b".to_string(), "hello A, it's B.".to_string(), false),
3233 ("user_a".to_string(), "oh, hi B.".to_string(), false),
3234 ("user_a".to_string(), "sup".to_string(), false),
3235 ("user_b".to_string(), "can you see this?".to_string(), false),
3236 ]
3237 })
3238 .await;
3239
3240 // Ensure client A and B can communicate normally after reconnection.
3241 channel_a
3242 .update(&mut cx_a, |channel, cx| {
3243 channel.send_message("you online?".to_string(), cx).unwrap()
3244 })
3245 .await
3246 .unwrap();
3247 channel_b
3248 .condition(&cx_b, |channel, _| {
3249 channel_messages(channel)
3250 == [
3251 ("user_b".to_string(), "hello A, it's B.".to_string(), false),
3252 ("user_a".to_string(), "oh, hi B.".to_string(), false),
3253 ("user_a".to_string(), "sup".to_string(), false),
3254 ("user_b".to_string(), "can you see this?".to_string(), false),
3255 ("user_a".to_string(), "you online?".to_string(), false),
3256 ]
3257 })
3258 .await;
3259
3260 channel_b
3261 .update(&mut cx_b, |channel, cx| {
3262 channel.send_message("yep".to_string(), cx).unwrap()
3263 })
3264 .await
3265 .unwrap();
3266 channel_a
3267 .condition(&cx_a, |channel, _| {
3268 channel_messages(channel)
3269 == [
3270 ("user_b".to_string(), "hello A, it's B.".to_string(), false),
3271 ("user_a".to_string(), "oh, hi B.".to_string(), false),
3272 ("user_a".to_string(), "sup".to_string(), false),
3273 ("user_b".to_string(), "can you see this?".to_string(), false),
3274 ("user_a".to_string(), "you online?".to_string(), false),
3275 ("user_b".to_string(), "yep".to_string(), false),
3276 ]
3277 })
3278 .await;
3279 }
3280
3281 #[gpui::test(iterations = 10)]
3282 async fn test_contacts(
3283 mut cx_a: TestAppContext,
3284 mut cx_b: TestAppContext,
3285 mut cx_c: TestAppContext,
3286 ) {
3287 cx_a.foreground().forbid_parking();
3288 let lang_registry = Arc::new(LanguageRegistry::new());
3289 let fs = Arc::new(FakeFs::new(cx_a.background()));
3290
3291 // Connect to a server as 3 clients.
3292 let mut server = TestServer::start(cx_a.foreground()).await;
3293 let client_a = server.create_client(&mut cx_a, "user_a").await;
3294 let client_b = server.create_client(&mut cx_b, "user_b").await;
3295 let client_c = server.create_client(&mut cx_c, "user_c").await;
3296
3297 // Share a worktree as client A.
3298 fs.insert_tree(
3299 "/a",
3300 json!({
3301 ".zed.toml": r#"collaborators = ["user_b", "user_c"]"#,
3302 }),
3303 )
3304 .await;
3305
3306 let project_a = cx_a.update(|cx| {
3307 Project::local(
3308 client_a.clone(),
3309 client_a.user_store.clone(),
3310 lang_registry.clone(),
3311 fs.clone(),
3312 cx,
3313 )
3314 });
3315 let (worktree_a, _) = project_a
3316 .update(&mut cx_a, |p, cx| {
3317 p.find_or_create_local_worktree("/a", false, cx)
3318 })
3319 .await
3320 .unwrap();
3321 worktree_a
3322 .read_with(&cx_a, |tree, _| tree.as_local().unwrap().scan_complete())
3323 .await;
3324
3325 client_a
3326 .user_store
3327 .condition(&cx_a, |user_store, _| {
3328 contacts(user_store) == vec![("user_a", vec![("a", vec![])])]
3329 })
3330 .await;
3331 client_b
3332 .user_store
3333 .condition(&cx_b, |user_store, _| {
3334 contacts(user_store) == vec![("user_a", vec![("a", vec![])])]
3335 })
3336 .await;
3337 client_c
3338 .user_store
3339 .condition(&cx_c, |user_store, _| {
3340 contacts(user_store) == vec![("user_a", vec![("a", vec![])])]
3341 })
3342 .await;
3343
3344 let project_id = project_a
3345 .update(&mut cx_a, |project, _| project.next_remote_id())
3346 .await;
3347 project_a
3348 .update(&mut cx_a, |project, cx| project.share(cx))
3349 .await
3350 .unwrap();
3351
3352 let _project_b = Project::remote(
3353 project_id,
3354 client_b.clone(),
3355 client_b.user_store.clone(),
3356 lang_registry.clone(),
3357 fs.clone(),
3358 &mut cx_b.to_async(),
3359 )
3360 .await
3361 .unwrap();
3362
3363 client_a
3364 .user_store
3365 .condition(&cx_a, |user_store, _| {
3366 contacts(user_store) == vec![("user_a", vec![("a", vec!["user_b"])])]
3367 })
3368 .await;
3369 client_b
3370 .user_store
3371 .condition(&cx_b, |user_store, _| {
3372 contacts(user_store) == vec![("user_a", vec![("a", vec!["user_b"])])]
3373 })
3374 .await;
3375 client_c
3376 .user_store
3377 .condition(&cx_c, |user_store, _| {
3378 contacts(user_store) == vec![("user_a", vec![("a", vec!["user_b"])])]
3379 })
3380 .await;
3381
3382 project_a
3383 .condition(&cx_a, |project, _| {
3384 project.collaborators().contains_key(&client_b.peer_id)
3385 })
3386 .await;
3387
3388 cx_a.update(move |_| drop(project_a));
3389 client_a
3390 .user_store
3391 .condition(&cx_a, |user_store, _| contacts(user_store) == vec![])
3392 .await;
3393 client_b
3394 .user_store
3395 .condition(&cx_b, |user_store, _| contacts(user_store) == vec![])
3396 .await;
3397 client_c
3398 .user_store
3399 .condition(&cx_c, |user_store, _| contacts(user_store) == vec![])
3400 .await;
3401
3402 fn contacts(user_store: &UserStore) -> Vec<(&str, Vec<(&str, Vec<&str>)>)> {
3403 user_store
3404 .contacts()
3405 .iter()
3406 .map(|contact| {
3407 let worktrees = contact
3408 .projects
3409 .iter()
3410 .map(|p| {
3411 (
3412 p.worktree_root_names[0].as_str(),
3413 p.guests.iter().map(|p| p.github_login.as_str()).collect(),
3414 )
3415 })
3416 .collect();
3417 (contact.user.github_login.as_str(), worktrees)
3418 })
3419 .collect()
3420 }
3421 }
3422
3423 struct TestServer {
3424 peer: Arc<Peer>,
3425 app_state: Arc<AppState>,
3426 server: Arc<Server>,
3427 foreground: Rc<executor::Foreground>,
3428 notifications: mpsc::Receiver<()>,
3429 connection_killers: Arc<Mutex<HashMap<UserId, watch::Sender<Option<()>>>>>,
3430 forbid_connections: Arc<AtomicBool>,
3431 _test_db: TestDb,
3432 }
3433
3434 impl TestServer {
3435 async fn start(foreground: Rc<executor::Foreground>) -> Self {
3436 let test_db = TestDb::new();
3437 let app_state = Self::build_app_state(&test_db).await;
3438 let peer = Peer::new();
3439 let notifications = mpsc::channel(128);
3440 let server = Server::new(app_state.clone(), peer.clone(), Some(notifications.0));
3441 Self {
3442 peer,
3443 app_state,
3444 server,
3445 foreground,
3446 notifications: notifications.1,
3447 connection_killers: Default::default(),
3448 forbid_connections: Default::default(),
3449 _test_db: test_db,
3450 }
3451 }
3452
3453 async fn create_client(&mut self, cx: &mut TestAppContext, name: &str) -> TestClient {
3454 let http = FakeHttpClient::with_404_response();
3455 let user_id = self.app_state.db.create_user(name, false).await.unwrap();
3456 let client_name = name.to_string();
3457 let mut client = Client::new(http.clone());
3458 let server = self.server.clone();
3459 let connection_killers = self.connection_killers.clone();
3460 let forbid_connections = self.forbid_connections.clone();
3461 let (connection_id_tx, mut connection_id_rx) = postage::mpsc::channel(16);
3462
3463 Arc::get_mut(&mut client)
3464 .unwrap()
3465 .override_authenticate(move |cx| {
3466 cx.spawn(|_| async move {
3467 let access_token = "the-token".to_string();
3468 Ok(Credentials {
3469 user_id: user_id.0 as u64,
3470 access_token,
3471 })
3472 })
3473 })
3474 .override_establish_connection(move |credentials, cx| {
3475 assert_eq!(credentials.user_id, user_id.0 as u64);
3476 assert_eq!(credentials.access_token, "the-token");
3477
3478 let server = server.clone();
3479 let connection_killers = connection_killers.clone();
3480 let forbid_connections = forbid_connections.clone();
3481 let client_name = client_name.clone();
3482 let connection_id_tx = connection_id_tx.clone();
3483 cx.spawn(move |cx| async move {
3484 if forbid_connections.load(SeqCst) {
3485 Err(EstablishConnectionError::other(anyhow!(
3486 "server is forbidding connections"
3487 )))
3488 } else {
3489 let (client_conn, server_conn, kill_conn) =
3490 Connection::in_memory(cx.background());
3491 connection_killers.lock().insert(user_id, kill_conn);
3492 cx.background()
3493 .spawn(server.handle_connection(
3494 server_conn,
3495 client_name,
3496 user_id,
3497 Some(connection_id_tx),
3498 ))
3499 .detach();
3500 Ok(client_conn)
3501 }
3502 })
3503 });
3504
3505 client
3506 .authenticate_and_connect(&cx.to_async())
3507 .await
3508 .unwrap();
3509
3510 let peer_id = PeerId(connection_id_rx.next().await.unwrap().0);
3511 let user_store = cx.add_model(|cx| UserStore::new(client.clone(), http, cx));
3512 let mut authed_user =
3513 user_store.read_with(cx, |user_store, _| user_store.watch_current_user());
3514 while authed_user.next().await.unwrap().is_none() {}
3515
3516 TestClient {
3517 client,
3518 peer_id,
3519 user_store,
3520 }
3521 }
3522
3523 fn disconnect_client(&self, user_id: UserId) {
3524 if let Some(mut kill_conn) = self.connection_killers.lock().remove(&user_id) {
3525 let _ = kill_conn.try_send(Some(()));
3526 }
3527 }
3528
3529 fn forbid_connections(&self) {
3530 self.forbid_connections.store(true, SeqCst);
3531 }
3532
3533 fn allow_connections(&self) {
3534 self.forbid_connections.store(false, SeqCst);
3535 }
3536
3537 async fn build_app_state(test_db: &TestDb) -> Arc<AppState> {
3538 let mut config = Config::default();
3539 config.session_secret = "a".repeat(32);
3540 config.database_url = test_db.url.clone();
3541 let github_client = github::AppClient::test();
3542 Arc::new(AppState {
3543 db: test_db.db().clone(),
3544 handlebars: Default::default(),
3545 auth_client: auth::build_client("", ""),
3546 repo_client: github::RepoClient::test(&github_client),
3547 github_client,
3548 config,
3549 })
3550 }
3551
3552 async fn state<'a>(&'a self) -> RwLockReadGuard<'a, Store> {
3553 self.server.store.read()
3554 }
3555
3556 async fn condition<F>(&mut self, mut predicate: F)
3557 where
3558 F: FnMut(&Store) -> bool,
3559 {
3560 async_std::future::timeout(Duration::from_millis(500), async {
3561 while !(predicate)(&*self.server.store.read()) {
3562 self.foreground.start_waiting();
3563 self.notifications.next().await;
3564 self.foreground.finish_waiting();
3565 }
3566 })
3567 .await
3568 .expect("condition timed out");
3569 }
3570 }
3571
3572 impl Drop for TestServer {
3573 fn drop(&mut self) {
3574 self.peer.reset();
3575 }
3576 }
3577
3578 struct TestClient {
3579 client: Arc<Client>,
3580 pub peer_id: PeerId,
3581 pub user_store: ModelHandle<UserStore>,
3582 }
3583
3584 impl Deref for TestClient {
3585 type Target = Arc<Client>;
3586
3587 fn deref(&self) -> &Self::Target {
3588 &self.client
3589 }
3590 }
3591
3592 impl TestClient {
3593 pub fn current_user_id(&self, cx: &TestAppContext) -> UserId {
3594 UserId::from_proto(
3595 self.user_store
3596 .read_with(cx, |user_store, _| user_store.current_user().unwrap().id),
3597 )
3598 }
3599 }
3600
3601 fn channel_messages(channel: &Channel) -> Vec<(String, String, bool)> {
3602 channel
3603 .messages()
3604 .cursor::<()>()
3605 .map(|m| {
3606 (
3607 m.sender.github_login.clone(),
3608 m.body.clone(),
3609 m.is_pending(),
3610 )
3611 })
3612 .collect()
3613 }
3614
3615 struct EmptyView;
3616
3617 impl gpui::Entity for EmptyView {
3618 type Event = ();
3619 }
3620
3621 impl gpui::View for EmptyView {
3622 fn ui_name() -> &'static str {
3623 "empty view"
3624 }
3625
3626 fn render(&mut self, _: &mut gpui::RenderContext<Self>) -> gpui::ElementBox {
3627 gpui::Element::boxed(gpui::elements::Empty)
3628 }
3629 }
3630}