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ZIm/crates/server/src/rpc.rs
Antonio Scandurra 8440644dc9 Remove update_id from worktree update messages 
We don't need this anymore because worktree updates are foreground
messages.

Co-Authored-By: Nathan Sobo <nathan@zed.dev>
Co-Authored-By: Max Brunsfeld <max@zed.dev>
2022-02-23 18:35:25 +01:00

5139 lines
191 KiB
Rust
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mod store;
use super::{
auth::process_auth_header,
db::{ChannelId, MessageId, UserId},
AppState,
};
use anyhow::anyhow;
use async_std::task;
use async_tungstenite::{tungstenite::protocol::Role, WebSocketStream};
use collections::{HashMap, HashSet};
use futures::{channel::mpsc, future::BoxFuture, FutureExt, SinkExt, StreamExt};
use parking_lot::{RwLock, RwLockReadGuard, RwLockWriteGuard};
use rpc::{
proto::{self, AnyTypedEnvelope, EnvelopedMessage, RequestMessage},
Connection, ConnectionId, Peer, TypedEnvelope,
};
use sha1::{Digest as _, Sha1};
use std::{any::TypeId, future::Future, path::PathBuf, sync::Arc, time::Instant};
use store::{Store, Worktree};
use surf::StatusCode;
use tide::log;
use tide::{
http::headers::{HeaderName, CONNECTION, UPGRADE},
Request, Response,
};
use time::OffsetDateTime;
type MessageHandler = Box<
dyn Send
+ Sync
+ Fn(Arc<Server>, Box<dyn AnyTypedEnvelope>) -> BoxFuture<'static, tide::Result<()>>,
>;
pub struct Server {
peer: Arc<Peer>,
store: RwLock<Store>,
app_state: Arc<AppState>,
handlers: HashMap<TypeId, MessageHandler>,
notifications: Option<mpsc::UnboundedSender<()>>,
}
pub trait Executor {
fn spawn_detached<F: 'static + Send + Future<Output = ()>>(&self, future: F);
}
pub struct RealExecutor;
const MESSAGE_COUNT_PER_PAGE: usize = 100;
const MAX_MESSAGE_LEN: usize = 1024;
impl Server {
pub fn new(
app_state: Arc<AppState>,
peer: Arc<Peer>,
notifications: Option<mpsc::UnboundedSender<()>>,
) -> Arc<Self> {
let mut server = Self {
peer,
app_state,
store: Default::default(),
handlers: Default::default(),
notifications,
};
server
.add_request_handler(Server::ping)
.add_request_handler(Server::register_project)
.add_message_handler(Server::unregister_project)
.add_request_handler(Server::share_project)
.add_message_handler(Server::unshare_project)
.add_request_handler(Server::join_project)
.add_message_handler(Server::leave_project)
.add_request_handler(Server::register_worktree)
.add_message_handler(Server::unregister_worktree)
.add_request_handler(Server::share_worktree)
.add_request_handler(Server::update_worktree)
.add_message_handler(Server::update_diagnostic_summary)
.add_message_handler(Server::disk_based_diagnostics_updating)
.add_message_handler(Server::disk_based_diagnostics_updated)
.add_request_handler(Server::get_definition)
.add_request_handler(Server::get_references)
.add_request_handler(Server::get_document_highlights)
.add_request_handler(Server::get_project_symbols)
.add_request_handler(Server::open_buffer_for_symbol)
.add_request_handler(Server::open_buffer)
.add_message_handler(Server::close_buffer)
.add_request_handler(Server::update_buffer)
.add_message_handler(Server::update_buffer_file)
.add_message_handler(Server::buffer_reloaded)
.add_message_handler(Server::buffer_saved)
.add_request_handler(Server::save_buffer)
.add_request_handler(Server::format_buffers)
.add_request_handler(Server::get_completions)
.add_request_handler(Server::apply_additional_edits_for_completion)
.add_request_handler(Server::get_code_actions)
.add_request_handler(Server::apply_code_action)
.add_request_handler(Server::prepare_rename)
.add_request_handler(Server::perform_rename)
.add_request_handler(Server::get_channels)
.add_request_handler(Server::get_users)
.add_request_handler(Server::join_channel)
.add_message_handler(Server::leave_channel)
.add_request_handler(Server::send_channel_message)
.add_request_handler(Server::get_channel_messages);
Arc::new(server)
}
fn add_message_handler<F, Fut, M>(&mut self, handler: F) -> &mut Self
where
F: 'static + Send + Sync + Fn(Arc<Self>, TypedEnvelope<M>) -> Fut,
Fut: 'static + Send + Future<Output = tide::Result<()>>,
M: EnvelopedMessage,
{
let prev_handler = self.handlers.insert(
TypeId::of::<M>(),
Box::new(move |server, envelope| {
let envelope = envelope.into_any().downcast::<TypedEnvelope<M>>().unwrap();
(handler)(server, *envelope).boxed()
}),
);
if prev_handler.is_some() {
panic!("registered a handler for the same message twice");
}
self
}
fn add_request_handler<F, Fut, M>(&mut self, handler: F) -> &mut Self
where
F: 'static + Send + Sync + Fn(Arc<Self>, TypedEnvelope<M>) -> Fut,
Fut: 'static + Send + Future<Output = tide::Result<M::Response>>,
M: RequestMessage,
{
self.add_message_handler(move |server, envelope| {
let receipt = envelope.receipt();
let response = (handler)(server.clone(), envelope);
async move {
match response.await {
Ok(response) => {
server.peer.respond(receipt, response)?;
Ok(())
}
Err(error) => {
server.peer.respond_with_error(
receipt,
proto::Error {
message: error.to_string(),
},
)?;
Err(error)
}
}
}
})
}
pub fn handle_connection<E: Executor>(
self: &Arc<Self>,
connection: Connection,
addr: String,
user_id: UserId,
mut send_connection_id: Option<mpsc::Sender<ConnectionId>>,
executor: E,
) -> impl Future<Output = ()> {
let mut this = self.clone();
async move {
let (connection_id, handle_io, mut incoming_rx) =
this.peer.add_connection(connection).await;
if let Some(send_connection_id) = send_connection_id.as_mut() {
let _ = send_connection_id.send(connection_id).await;
}
this.state_mut().add_connection(connection_id, user_id);
if let Err(err) = this.update_contacts_for_users(&[user_id]) {
log::error!("error updating contacts for {:?}: {}", user_id, err);
}
let handle_io = handle_io.fuse();
futures::pin_mut!(handle_io);
loop {
let next_message = incoming_rx.next().fuse();
futures::pin_mut!(next_message);
futures::select_biased! {
result = handle_io => {
if let Err(err) = result {
log::error!("error handling rpc connection {:?} - {:?}", addr, err);
}
break;
}
message = next_message => {
if let Some(message) = message {
let start_time = Instant::now();
let type_name = message.payload_type_name();
log::info!("rpc message received. connection:{}, type:{}", connection_id, type_name);
if let Some(handler) = this.handlers.get(&message.payload_type_id()) {
let notifications = this.notifications.clone();
let is_background = message.is_background();
let handle_message = (handler)(this.clone(), message);
let handle_message = async move {
if let Err(err) = handle_message.await {
log::error!("rpc message error. connection:{}, type:{}, error:{:?}", connection_id, type_name, err);
} else {
log::info!("rpc message handled. connection:{}, type:{}, duration:{:?}", connection_id, type_name, start_time.elapsed());
}
if let Some(mut notifications) = notifications {
let _ = notifications.send(()).await;
}
};
if is_background {
executor.spawn_detached(handle_message);
} else {
handle_message.await;
}
} else {
log::warn!("unhandled message: {}", type_name);
}
} else {
log::info!("rpc connection closed {:?}", addr);
break;
}
}
}
}
if let Err(err) = this.sign_out(connection_id).await {
log::error!("error signing out connection {:?} - {:?}", addr, err);
}
}
}
async fn sign_out(self: &mut Arc<Self>, connection_id: ConnectionId) -> tide::Result<()> {
self.peer.disconnect(connection_id);
let removed_connection = self.state_mut().remove_connection(connection_id)?;
for (project_id, project) in removed_connection.hosted_projects {
if let Some(share) = project.share {
broadcast(
connection_id,
share.guests.keys().copied().collect(),
|conn_id| {
self.peer
.send(conn_id, proto::UnshareProject { project_id })
},
)?;
}
}
for (project_id, peer_ids) in removed_connection.guest_project_ids {
broadcast(connection_id, peer_ids, |conn_id| {
self.peer.send(
conn_id,
proto::RemoveProjectCollaborator {
project_id,
peer_id: connection_id.0,
},
)
})?;
}
self.update_contacts_for_users(removed_connection.contact_ids.iter())?;
Ok(())
}
async fn ping(self: Arc<Server>, _: TypedEnvelope<proto::Ping>) -> tide::Result<proto::Ack> {
Ok(proto::Ack {})
}
async fn register_project(
mut self: Arc<Server>,
request: TypedEnvelope<proto::RegisterProject>,
) -> tide::Result<proto::RegisterProjectResponse> {
let project_id = {
let mut state = self.state_mut();
let user_id = state.user_id_for_connection(request.sender_id)?;
state.register_project(request.sender_id, user_id)
};
Ok(proto::RegisterProjectResponse { project_id })
}
async fn unregister_project(
mut self: Arc<Server>,
request: TypedEnvelope<proto::UnregisterProject>,
) -> tide::Result<()> {
let project = self
.state_mut()
.unregister_project(request.payload.project_id, request.sender_id)?;
self.update_contacts_for_users(project.authorized_user_ids().iter())?;
Ok(())
}
async fn share_project(
mut self: Arc<Server>,
request: TypedEnvelope<proto::ShareProject>,
) -> tide::Result<proto::Ack> {
self.state_mut()
.share_project(request.payload.project_id, request.sender_id);
Ok(proto::Ack {})
}
async fn unshare_project(
mut self: Arc<Server>,
request: TypedEnvelope<proto::UnshareProject>,
) -> tide::Result<()> {
let project_id = request.payload.project_id;
let project = self
.state_mut()
.unshare_project(project_id, request.sender_id)?;
broadcast(request.sender_id, project.connection_ids, |conn_id| {
self.peer
.send(conn_id, proto::UnshareProject { project_id })
})?;
self.update_contacts_for_users(&project.authorized_user_ids)?;
Ok(())
}
async fn join_project(
mut self: Arc<Server>,
request: TypedEnvelope<proto::JoinProject>,
) -> tide::Result<proto::JoinProjectResponse> {
let project_id = request.payload.project_id;
let user_id = self.state().user_id_for_connection(request.sender_id)?;
let (response, connection_ids, contact_user_ids) = self
.state_mut()
.join_project(request.sender_id, user_id, project_id)
.and_then(|joined| {
let share = joined.project.share()?;
let peer_count = share.guests.len();
let mut collaborators = Vec::with_capacity(peer_count);
collaborators.push(proto::Collaborator {
peer_id: joined.project.host_connection_id.0,
replica_id: 0,
user_id: joined.project.host_user_id.to_proto(),
});
let worktrees = joined
.project
.worktrees
.iter()
.filter_map(|(id, worktree)| {
worktree.share.as_ref().map(|share| proto::Worktree {
id: *id,
root_name: worktree.root_name.clone(),
entries: share.entries.values().cloned().collect(),
diagnostic_summaries: share
.diagnostic_summaries
.values()
.cloned()
.collect(),
weak: worktree.weak,
})
})
.collect();
for (peer_conn_id, (peer_replica_id, peer_user_id)) in &share.guests {
if *peer_conn_id != request.sender_id {
collaborators.push(proto::Collaborator {
peer_id: peer_conn_id.0,
replica_id: *peer_replica_id as u32,
user_id: peer_user_id.to_proto(),
});
}
}
let response = proto::JoinProjectResponse {
worktrees,
replica_id: joined.replica_id as u32,
collaborators,
};
let connection_ids = joined.project.connection_ids();
let contact_user_ids = joined.project.authorized_user_ids();
Ok((response, connection_ids, contact_user_ids))
})?;
broadcast(request.sender_id, connection_ids, |conn_id| {
self.peer.send(
conn_id,
proto::AddProjectCollaborator {
project_id,
collaborator: Some(proto::Collaborator {
peer_id: request.sender_id.0,
replica_id: response.replica_id,
user_id: user_id.to_proto(),
}),
},
)
})?;
self.update_contacts_for_users(&contact_user_ids)?;
Ok(response)
}
async fn leave_project(
mut self: Arc<Server>,
request: TypedEnvelope<proto::LeaveProject>,
) -> tide::Result<()> {
let sender_id = request.sender_id;
let project_id = request.payload.project_id;
let worktree = self.state_mut().leave_project(sender_id, project_id)?;
broadcast(sender_id, worktree.connection_ids, |conn_id| {
self.peer.send(
conn_id,
proto::RemoveProjectCollaborator {
project_id,
peer_id: sender_id.0,
},
)
})?;
self.update_contacts_for_users(&worktree.authorized_user_ids)?;
Ok(())
}
async fn register_worktree(
mut self: Arc<Server>,
request: TypedEnvelope<proto::RegisterWorktree>,
) -> tide::Result<proto::Ack> {
let host_user_id = self.state().user_id_for_connection(request.sender_id)?;
let mut contact_user_ids = HashSet::default();
contact_user_ids.insert(host_user_id);
for github_login in request.payload.authorized_logins {
let contact_user_id = self.app_state.db.create_user(&github_login, false).await?;
contact_user_ids.insert(contact_user_id);
}
let contact_user_ids = contact_user_ids.into_iter().collect::<Vec<_>>();
self.state_mut().register_worktree(
request.payload.project_id,
request.payload.worktree_id,
request.sender_id,
Worktree {
authorized_user_ids: contact_user_ids.clone(),
root_name: request.payload.root_name,
share: None,
weak: false,
},
)?;
self.update_contacts_for_users(&contact_user_ids)?;
Ok(proto::Ack {})
}
async fn unregister_worktree(
mut self: Arc<Server>,
request: TypedEnvelope<proto::UnregisterWorktree>,
) -> tide::Result<()> {
let project_id = request.payload.project_id;
let worktree_id = request.payload.worktree_id;
let (worktree, guest_connection_ids) =
self.state_mut()
.unregister_worktree(project_id, worktree_id, request.sender_id)?;
broadcast(request.sender_id, guest_connection_ids, |conn_id| {
self.peer.send(
conn_id,
proto::UnregisterWorktree {
project_id,
worktree_id,
},
)
})?;
self.update_contacts_for_users(&worktree.authorized_user_ids)?;
Ok(())
}
async fn share_worktree(
mut self: Arc<Server>,
mut request: TypedEnvelope<proto::ShareWorktree>,
) -> tide::Result<proto::Ack> {
let worktree = request
.payload
.worktree
.as_mut()
.ok_or_else(|| anyhow!("missing worktree"))?;
let entries = worktree
.entries
.iter()
.map(|entry| (entry.id, entry.clone()))
.collect();
let diagnostic_summaries = worktree
.diagnostic_summaries
.iter()
.map(|summary| (PathBuf::from(summary.path.clone()), summary.clone()))
.collect();
let shared_worktree = self.state_mut().share_worktree(
request.payload.project_id,
worktree.id,
request.sender_id,
entries,
diagnostic_summaries,
)?;
broadcast(
request.sender_id,
shared_worktree.connection_ids,
|connection_id| {
self.peer
.forward_send(request.sender_id, connection_id, request.payload.clone())
},
)?;
self.update_contacts_for_users(&shared_worktree.authorized_user_ids)?;
Ok(proto::Ack {})
}
async fn update_worktree(
mut self: Arc<Server>,
request: TypedEnvelope<proto::UpdateWorktree>,
) -> tide::Result<proto::Ack> {
let connection_ids = self.state_mut().update_worktree(
request.sender_id,
request.payload.project_id,
request.payload.worktree_id,
&request.payload.removed_entries,
&request.payload.updated_entries,
)?;
broadcast(request.sender_id, connection_ids, |connection_id| {
self.peer
.forward_send(request.sender_id, connection_id, request.payload.clone())
})?;
Ok(proto::Ack {})
}
async fn update_diagnostic_summary(
mut self: Arc<Server>,
request: TypedEnvelope<proto::UpdateDiagnosticSummary>,
) -> tide::Result<()> {
let summary = request
.payload
.summary
.clone()
.ok_or_else(|| anyhow!("invalid summary"))?;
let receiver_ids = self.state_mut().update_diagnostic_summary(
request.payload.project_id,
request.payload.worktree_id,
request.sender_id,
summary,
)?;
broadcast(request.sender_id, receiver_ids, |connection_id| {
self.peer
.forward_send(request.sender_id, connection_id, request.payload.clone())
})?;
Ok(())
}
async fn disk_based_diagnostics_updating(
self: Arc<Server>,
request: TypedEnvelope<proto::DiskBasedDiagnosticsUpdating>,
) -> tide::Result<()> {
let receiver_ids = self
.state()
.project_connection_ids(request.payload.project_id, request.sender_id)?;
broadcast(request.sender_id, receiver_ids, |connection_id| {
self.peer
.forward_send(request.sender_id, connection_id, request.payload.clone())
})?;
Ok(())
}
async fn disk_based_diagnostics_updated(
self: Arc<Server>,
request: TypedEnvelope<proto::DiskBasedDiagnosticsUpdated>,
) -> tide::Result<()> {
let receiver_ids = self
.state()
.project_connection_ids(request.payload.project_id, request.sender_id)?;
broadcast(request.sender_id, receiver_ids, |connection_id| {
self.peer
.forward_send(request.sender_id, connection_id, request.payload.clone())
})?;
Ok(())
}
async fn get_definition(
self: Arc<Server>,
request: TypedEnvelope<proto::GetDefinition>,
) -> tide::Result<proto::GetDefinitionResponse> {
let host_connection_id = self
.state()
.read_project(request.payload.project_id, request.sender_id)?
.host_connection_id;
Ok(self
.peer
.forward_request(request.sender_id, host_connection_id, request.payload)
.await?)
}
async fn get_references(
self: Arc<Server>,
request: TypedEnvelope<proto::GetReferences>,
) -> tide::Result<proto::GetReferencesResponse> {
let host_connection_id = self
.state()
.read_project(request.payload.project_id, request.sender_id)?
.host_connection_id;
Ok(self
.peer
.forward_request(request.sender_id, host_connection_id, request.payload)
.await?)
}
async fn get_document_highlights(
self: Arc<Server>,
request: TypedEnvelope<proto::GetDocumentHighlights>,
) -> tide::Result<proto::GetDocumentHighlightsResponse> {
let host_connection_id = self
.state()
.read_project(request.payload.project_id, request.sender_id)?
.host_connection_id;
Ok(self
.peer
.forward_request(request.sender_id, host_connection_id, request.payload)
.await?)
}
async fn get_project_symbols(
self: Arc<Server>,
request: TypedEnvelope<proto::GetProjectSymbols>,
) -> tide::Result<proto::GetProjectSymbolsResponse> {
let host_connection_id = self
.state()
.read_project(request.payload.project_id, request.sender_id)?
.host_connection_id;
Ok(self
.peer
.forward_request(request.sender_id, host_connection_id, request.payload)
.await?)
}
async fn open_buffer_for_symbol(
self: Arc<Server>,
request: TypedEnvelope<proto::OpenBufferForSymbol>,
) -> tide::Result<proto::OpenBufferForSymbolResponse> {
let host_connection_id = self
.state()
.read_project(request.payload.project_id, request.sender_id)?
.host_connection_id;
Ok(self
.peer
.forward_request(request.sender_id, host_connection_id, request.payload)
.await?)
}
async fn open_buffer(
self: Arc<Server>,
request: TypedEnvelope<proto::OpenBuffer>,
) -> tide::Result<proto::OpenBufferResponse> {
let host_connection_id = self
.state()
.read_project(request.payload.project_id, request.sender_id)?
.host_connection_id;
Ok(self
.peer
.forward_request(request.sender_id, host_connection_id, request.payload)
.await?)
}
async fn close_buffer(
self: Arc<Server>,
request: TypedEnvelope<proto::CloseBuffer>,
) -> tide::Result<()> {
let host_connection_id = self
.state()
.read_project(request.payload.project_id, request.sender_id)?
.host_connection_id;
self.peer
.forward_send(request.sender_id, host_connection_id, request.payload)?;
Ok(())
}
async fn save_buffer(
self: Arc<Server>,
request: TypedEnvelope<proto::SaveBuffer>,
) -> tide::Result<proto::BufferSaved> {
let host;
let mut guests;
{
let state = self.state();
let project = state.read_project(request.payload.project_id, request.sender_id)?;
host = project.host_connection_id;
guests = project.guest_connection_ids()
}
let response = self
.peer
.forward_request(request.sender_id, host, request.payload.clone())
.await?;
guests.retain(|guest_connection_id| *guest_connection_id != request.sender_id);
broadcast(host, guests, |conn_id| {
self.peer.forward_send(host, conn_id, response.clone())
})?;
Ok(response)
}
async fn format_buffers(
self: Arc<Server>,
request: TypedEnvelope<proto::FormatBuffers>,
) -> tide::Result<proto::FormatBuffersResponse> {
let host = self
.state()
.read_project(request.payload.project_id, request.sender_id)?
.host_connection_id;
Ok(self
.peer
.forward_request(request.sender_id, host, request.payload.clone())
.await?)
}
async fn get_completions(
self: Arc<Server>,
request: TypedEnvelope<proto::GetCompletions>,
) -> tide::Result<proto::GetCompletionsResponse> {
let host = self
.state()
.read_project(request.payload.project_id, request.sender_id)?
.host_connection_id;
Ok(self
.peer
.forward_request(request.sender_id, host, request.payload.clone())
.await?)
}
async fn apply_additional_edits_for_completion(
self: Arc<Server>,
request: TypedEnvelope<proto::ApplyCompletionAdditionalEdits>,
) -> tide::Result<proto::ApplyCompletionAdditionalEditsResponse> {
let host = self
.state()
.read_project(request.payload.project_id, request.sender_id)?
.host_connection_id;
Ok(self
.peer
.forward_request(request.sender_id, host, request.payload.clone())
.await?)
}
async fn get_code_actions(
self: Arc<Server>,
request: TypedEnvelope<proto::GetCodeActions>,
) -> tide::Result<proto::GetCodeActionsResponse> {
let host = self
.state()
.read_project(request.payload.project_id, request.sender_id)?
.host_connection_id;
Ok(self
.peer
.forward_request(request.sender_id, host, request.payload.clone())
.await?)
}
async fn apply_code_action(
self: Arc<Server>,
request: TypedEnvelope<proto::ApplyCodeAction>,
) -> tide::Result<proto::ApplyCodeActionResponse> {
let host = self
.state()
.read_project(request.payload.project_id, request.sender_id)?
.host_connection_id;
Ok(self
.peer
.forward_request(request.sender_id, host, request.payload.clone())
.await?)
}
async fn prepare_rename(
self: Arc<Server>,
request: TypedEnvelope<proto::PrepareRename>,
) -> tide::Result<proto::PrepareRenameResponse> {
let host = self
.state()
.read_project(request.payload.project_id, request.sender_id)?
.host_connection_id;
Ok(self
.peer
.forward_request(request.sender_id, host, request.payload.clone())
.await?)
}
async fn perform_rename(
self: Arc<Server>,
request: TypedEnvelope<proto::PerformRename>,
) -> tide::Result<proto::PerformRenameResponse> {
let host = self
.state()
.read_project(request.payload.project_id, request.sender_id)?
.host_connection_id;
Ok(self
.peer
.forward_request(request.sender_id, host, request.payload.clone())
.await?)
}
async fn update_buffer(
self: Arc<Server>,
request: TypedEnvelope<proto::UpdateBuffer>,
) -> tide::Result<proto::Ack> {
let receiver_ids = self
.state()
.project_connection_ids(request.payload.project_id, request.sender_id)?;
broadcast(request.sender_id, receiver_ids, |connection_id| {
self.peer
.forward_send(request.sender_id, connection_id, request.payload.clone())
})?;
Ok(proto::Ack {})
}
async fn update_buffer_file(
self: Arc<Server>,
request: TypedEnvelope<proto::UpdateBufferFile>,
) -> tide::Result<()> {
let receiver_ids = self
.state()
.project_connection_ids(request.payload.project_id, request.sender_id)?;
broadcast(request.sender_id, receiver_ids, |connection_id| {
self.peer
.forward_send(request.sender_id, connection_id, request.payload.clone())
})?;
Ok(())
}
async fn buffer_reloaded(
self: Arc<Server>,
request: TypedEnvelope<proto::BufferReloaded>,
) -> tide::Result<()> {
let receiver_ids = self
.state()
.project_connection_ids(request.payload.project_id, request.sender_id)?;
broadcast(request.sender_id, receiver_ids, |connection_id| {
self.peer
.forward_send(request.sender_id, connection_id, request.payload.clone())
})?;
Ok(())
}
async fn buffer_saved(
self: Arc<Server>,
request: TypedEnvelope<proto::BufferSaved>,
) -> tide::Result<()> {
let receiver_ids = self
.state()
.project_connection_ids(request.payload.project_id, request.sender_id)?;
broadcast(request.sender_id, receiver_ids, |connection_id| {
self.peer
.forward_send(request.sender_id, connection_id, request.payload.clone())
})?;
Ok(())
}
async fn get_channels(
self: Arc<Server>,
request: TypedEnvelope<proto::GetChannels>,
) -> tide::Result<proto::GetChannelsResponse> {
let user_id = self.state().user_id_for_connection(request.sender_id)?;
let channels = self.app_state.db.get_accessible_channels(user_id).await?;
Ok(proto::GetChannelsResponse {
channels: channels
.into_iter()
.map(|chan| proto::Channel {
id: chan.id.to_proto(),
name: chan.name,
})
.collect(),
})
}
async fn get_users(
self: Arc<Server>,
request: TypedEnvelope<proto::GetUsers>,
) -> tide::Result<proto::GetUsersResponse> {
let user_ids = request
.payload
.user_ids
.into_iter()
.map(UserId::from_proto)
.collect();
let users = self
.app_state
.db
.get_users_by_ids(user_ids)
.await?
.into_iter()
.map(|user| proto::User {
id: user.id.to_proto(),
avatar_url: format!("https://github.com/{}.png?size=128", user.github_login),
github_login: user.github_login,
})
.collect();
Ok(proto::GetUsersResponse { users })
}
fn update_contacts_for_users<'a>(
self: &Arc<Server>,
user_ids: impl IntoIterator<Item = &'a UserId>,
) -> anyhow::Result<()> {
let mut result = Ok(());
let state = self.state();
for user_id in user_ids {
let contacts = state.contacts_for_user(*user_id);
for connection_id in state.connection_ids_for_user(*user_id) {
if let Err(error) = self.peer.send(
connection_id,
proto::UpdateContacts {
contacts: contacts.clone(),
},
) {
result = Err(error);
}
}
}
result
}
async fn join_channel(
mut self: Arc<Self>,
request: TypedEnvelope<proto::JoinChannel>,
) -> tide::Result<proto::JoinChannelResponse> {
let user_id = self.state().user_id_for_connection(request.sender_id)?;
let channel_id = ChannelId::from_proto(request.payload.channel_id);
if !self
.app_state
.db
.can_user_access_channel(user_id, channel_id)
.await?
{
Err(anyhow!("access denied"))?;
}
self.state_mut().join_channel(request.sender_id, channel_id);
let messages = self
.app_state
.db
.get_channel_messages(channel_id, MESSAGE_COUNT_PER_PAGE, None)
.await?
.into_iter()
.map(|msg| proto::ChannelMessage {
id: msg.id.to_proto(),
body: msg.body,
timestamp: msg.sent_at.unix_timestamp() as u64,
sender_id: msg.sender_id.to_proto(),
nonce: Some(msg.nonce.as_u128().into()),
})
.collect::<Vec<_>>();
Ok(proto::JoinChannelResponse {
done: messages.len() < MESSAGE_COUNT_PER_PAGE,
messages,
})
}
async fn leave_channel(
mut self: Arc<Self>,
request: TypedEnvelope<proto::LeaveChannel>,
) -> tide::Result<()> {
let user_id = self.state().user_id_for_connection(request.sender_id)?;
let channel_id = ChannelId::from_proto(request.payload.channel_id);
if !self
.app_state
.db
.can_user_access_channel(user_id, channel_id)
.await?
{
Err(anyhow!("access denied"))?;
}
self.state_mut()
.leave_channel(request.sender_id, channel_id);
Ok(())
}
async fn send_channel_message(
self: Arc<Self>,
request: TypedEnvelope<proto::SendChannelMessage>,
) -> tide::Result<proto::SendChannelMessageResponse> {
let channel_id = ChannelId::from_proto(request.payload.channel_id);
let user_id;
let connection_ids;
{
let state = self.state();
user_id = state.user_id_for_connection(request.sender_id)?;
connection_ids = state.channel_connection_ids(channel_id)?;
}
// Validate the message body.
let body = request.payload.body.trim().to_string();
if body.len() > MAX_MESSAGE_LEN {
return Err(anyhow!("message is too long"))?;
}
if body.is_empty() {
return Err(anyhow!("message can't be blank"))?;
}
let timestamp = OffsetDateTime::now_utc();
let nonce = request
.payload
.nonce
.ok_or_else(|| anyhow!("nonce can't be blank"))?;
let message_id = self
.app_state
.db
.create_channel_message(channel_id, user_id, &body, timestamp, nonce.clone().into())
.await?
.to_proto();
let message = proto::ChannelMessage {
sender_id: user_id.to_proto(),
id: message_id,
body,
timestamp: timestamp.unix_timestamp() as u64,
nonce: Some(nonce),
};
broadcast(request.sender_id, connection_ids, |conn_id| {
self.peer.send(
conn_id,
proto::ChannelMessageSent {
channel_id: channel_id.to_proto(),
message: Some(message.clone()),
},
)
})?;
Ok(proto::SendChannelMessageResponse {
message: Some(message),
})
}
async fn get_channel_messages(
self: Arc<Self>,
request: TypedEnvelope<proto::GetChannelMessages>,
) -> tide::Result<proto::GetChannelMessagesResponse> {
let user_id = self.state().user_id_for_connection(request.sender_id)?;
let channel_id = ChannelId::from_proto(request.payload.channel_id);
if !self
.app_state
.db
.can_user_access_channel(user_id, channel_id)
.await?
{
Err(anyhow!("access denied"))?;
}
let messages = self
.app_state
.db
.get_channel_messages(
channel_id,
MESSAGE_COUNT_PER_PAGE,
Some(MessageId::from_proto(request.payload.before_message_id)),
)
.await?
.into_iter()
.map(|msg| proto::ChannelMessage {
id: msg.id.to_proto(),
body: msg.body,
timestamp: msg.sent_at.unix_timestamp() as u64,
sender_id: msg.sender_id.to_proto(),
nonce: Some(msg.nonce.as_u128().into()),
})
.collect::<Vec<_>>();
Ok(proto::GetChannelMessagesResponse {
done: messages.len() < MESSAGE_COUNT_PER_PAGE,
messages,
})
}
fn state<'a>(self: &'a Arc<Self>) -> RwLockReadGuard<'a, Store> {
self.store.read()
}
fn state_mut<'a>(self: &'a mut Arc<Self>) -> RwLockWriteGuard<'a, Store> {
self.store.write()
}
}
impl Executor for RealExecutor {
fn spawn_detached<F: 'static + Send + Future<Output = ()>>(&self, future: F) {
task::spawn(future);
}
}
fn broadcast<F>(
sender_id: ConnectionId,
receiver_ids: Vec<ConnectionId>,
mut f: F,
) -> anyhow::Result<()>
where
F: FnMut(ConnectionId) -> anyhow::Result<()>,
{
let mut result = Ok(());
for receiver_id in receiver_ids {
if receiver_id != sender_id {
if let Err(error) = f(receiver_id) {
if result.is_ok() {
result = Err(error);
}
}
}
}
result
}
pub fn add_routes(app: &mut tide::Server<Arc<AppState>>, rpc: &Arc<Peer>) {
let server = Server::new(app.state().clone(), rpc.clone(), None);
app.at("/rpc").get(move |request: Request<Arc<AppState>>| {
let server = server.clone();
async move {
const WEBSOCKET_GUID: &str = "258EAFA5-E914-47DA-95CA-C5AB0DC85B11";
let connection_upgrade = header_contains_ignore_case(&request, CONNECTION, "upgrade");
let upgrade_to_websocket = header_contains_ignore_case(&request, UPGRADE, "websocket");
let upgrade_requested = connection_upgrade && upgrade_to_websocket;
let client_protocol_version: Option<u32> = request
.header("X-Zed-Protocol-Version")
.and_then(|v| v.as_str().parse().ok());
if !upgrade_requested || client_protocol_version != Some(rpc::PROTOCOL_VERSION) {
return Ok(Response::new(StatusCode::UpgradeRequired));
}
let header = match request.header("Sec-Websocket-Key") {
Some(h) => h.as_str(),
None => return Err(anyhow!("expected sec-websocket-key"))?,
};
let user_id = process_auth_header(&request).await?;
let mut response = Response::new(StatusCode::SwitchingProtocols);
response.insert_header(UPGRADE, "websocket");
response.insert_header(CONNECTION, "Upgrade");
let hash = Sha1::new().chain(header).chain(WEBSOCKET_GUID).finalize();
response.insert_header("Sec-Websocket-Accept", base64::encode(&hash[..]));
response.insert_header("Sec-Websocket-Version", "13");
let http_res: &mut tide::http::Response = response.as_mut();
let upgrade_receiver = http_res.recv_upgrade().await;
let addr = request.remote().unwrap_or("unknown").to_string();
task::spawn(async move {
if let Some(stream) = upgrade_receiver.await {
server
.handle_connection(
Connection::new(
WebSocketStream::from_raw_socket(stream, Role::Server, None).await,
),
addr,
user_id,
None,
RealExecutor,
)
.await;
}
});
Ok(response)
}
});
}
fn header_contains_ignore_case<T>(
request: &tide::Request<T>,
header_name: HeaderName,
value: &str,
) -> bool {
request
.header(header_name)
.map(|h| {
h.as_str()
.split(',')
.any(|s| s.trim().eq_ignore_ascii_case(value.trim()))
})
.unwrap_or(false)
}
#[cfg(test)]
mod tests {
use super::*;
use crate::{
auth,
db::{tests::TestDb, UserId},
github, AppState, Config,
};
use ::rpc::Peer;
use collections::BTreeMap;
use gpui::{executor, ModelHandle, TestAppContext};
use parking_lot::Mutex;
use postage::{sink::Sink, watch};
use rand::prelude::*;
use rpc::PeerId;
use serde_json::json;
use sqlx::types::time::OffsetDateTime;
use std::{
cell::Cell,
env,
ops::Deref,
path::Path,
rc::Rc,
sync::{
atomic::{AtomicBool, Ordering::SeqCst},
Arc,
},
time::Duration,
};
use zed::{
client::{
self, test::FakeHttpClient, Channel, ChannelDetails, ChannelList, Client, Credentials,
EstablishConnectionError, UserStore,
},
editor::{
self, ConfirmCodeAction, ConfirmCompletion, ConfirmRename, Editor, EditorSettings,
Input, MultiBuffer, Redo, Rename, ToOffset, ToggleCodeActions, Undo,
},
fs::{FakeFs, Fs as _},
language::{
tree_sitter_rust, AnchorRangeExt, Diagnostic, DiagnosticEntry, Language,
LanguageConfig, LanguageRegistry, LanguageServerConfig, Point, ToLspPosition,
},
lsp,
project::{DiagnosticSummary, Project, ProjectPath},
workspace::{Workspace, WorkspaceParams},
};
#[cfg(test)]
#[ctor::ctor]
fn init_logger() {
if std::env::var("RUST_LOG").is_ok() {
env_logger::init();
}
}
#[gpui::test(iterations = 10)]
async fn test_share_project(mut cx_a: TestAppContext, mut cx_b: TestAppContext) {
let (window_b, _) = cx_b.add_window(|_| EmptyView);
let lang_registry = Arc::new(LanguageRegistry::new());
let fs = FakeFs::new(cx_a.background());
cx_a.foreground().forbid_parking();
// Connect to a server as 2 clients.
let mut server = TestServer::start(cx_a.foreground(), cx_a.background()).await;
let client_a = server.create_client(&mut cx_a, "user_a").await;
let client_b = server.create_client(&mut cx_b, "user_b").await;
// Share a project as client A
fs.insert_tree(
"/a",
json!({
".zed.toml": r#"collaborators = ["user_b"]"#,
"a.txt": "a-contents",
"b.txt": "b-contents",
}),
)
.await;
let project_a = cx_a.update(|cx| {
Project::local(
client_a.clone(),
client_a.user_store.clone(),
lang_registry.clone(),
fs.clone(),
cx,
)
});
let (worktree_a, _) = project_a
.update(&mut cx_a, |p, cx| {
p.find_or_create_local_worktree("/a", false, cx)
})
.await
.unwrap();
let worktree_id = worktree_a.read_with(&cx_a, |tree, _| tree.id());
worktree_a
.read_with(&cx_a, |tree, _| tree.as_local().unwrap().scan_complete())
.await;
let project_id = project_a.update(&mut cx_a, |p, _| p.next_remote_id()).await;
project_a
.update(&mut cx_a, |p, cx| p.share(cx))
.await
.unwrap();
// Join that project as client B
let project_b = Project::remote(
project_id,
client_b.clone(),
client_b.user_store.clone(),
lang_registry.clone(),
fs.clone(),
&mut cx_b.to_async(),
)
.await
.unwrap();
let replica_id_b = project_b.read_with(&cx_b, |project, _| {
assert_eq!(
project
.collaborators()
.get(&client_a.peer_id)
.unwrap()
.user
.github_login,
"user_a"
);
project.replica_id()
});
project_a
.condition(&cx_a, |tree, _| {
tree.collaborators()
.get(&client_b.peer_id)
.map_or(false, |collaborator| {
collaborator.replica_id == replica_id_b
&& collaborator.user.github_login == "user_b"
})
})
.await;
// Open the same file as client B and client A.
let buffer_b = project_b
.update(&mut cx_b, |p, cx| p.open_buffer((worktree_id, "b.txt"), cx))
.await
.unwrap();
let buffer_b = cx_b.add_model(|cx| MultiBuffer::singleton(buffer_b, cx));
buffer_b.read_with(&cx_b, |buf, cx| {
assert_eq!(buf.read(cx).text(), "b-contents")
});
project_a.read_with(&cx_a, |project, cx| {
assert!(project.has_open_buffer((worktree_id, "b.txt"), cx))
});
let buffer_a = project_a
.update(&mut cx_a, |p, cx| p.open_buffer((worktree_id, "b.txt"), cx))
.await
.unwrap();
let editor_b = cx_b.add_view(window_b, |cx| {
Editor::for_buffer(buffer_b, Arc::new(|cx| EditorSettings::test(cx)), None, cx)
});
// TODO
// // Create a selection set as client B and see that selection set as client A.
// buffer_a
// .condition(&cx_a, |buffer, _| buffer.selection_sets().count() == 1)
// .await;
// Edit the buffer as client B and see that edit as client A.
editor_b.update(&mut cx_b, |editor, cx| {
editor.handle_input(&Input("ok, ".into()), cx)
});
buffer_a
.condition(&cx_a, |buffer, _| buffer.text() == "ok, b-contents")
.await;
// TODO
// // Remove the selection set as client B, see those selections disappear as client A.
cx_b.update(move |_| drop(editor_b));
// buffer_a
// .condition(&cx_a, |buffer, _| buffer.selection_sets().count() == 0)
// .await;
// Close the buffer as client A, see that the buffer is closed.
cx_a.update(move |_| drop(buffer_a));
project_a
.condition(&cx_a, |project, cx| {
!project.has_open_buffer((worktree_id, "b.txt"), cx)
})
.await;
// Dropping the client B's project removes client B from client A's collaborators.
cx_b.update(move |_| drop(project_b));
project_a
.condition(&cx_a, |project, _| project.collaborators().is_empty())
.await;
}
#[gpui::test(iterations = 10)]
async fn test_unshare_project(mut cx_a: TestAppContext, mut cx_b: TestAppContext) {
let lang_registry = Arc::new(LanguageRegistry::new());
let fs = FakeFs::new(cx_a.background());
cx_a.foreground().forbid_parking();
// Connect to a server as 2 clients.
let mut server = TestServer::start(cx_a.foreground(), cx_a.background()).await;
let client_a = server.create_client(&mut cx_a, "user_a").await;
let client_b = server.create_client(&mut cx_b, "user_b").await;
// Share a project as client A
fs.insert_tree(
"/a",
json!({
".zed.toml": r#"collaborators = ["user_b"]"#,
"a.txt": "a-contents",
"b.txt": "b-contents",
}),
)
.await;
let project_a = cx_a.update(|cx| {
Project::local(
client_a.clone(),
client_a.user_store.clone(),
lang_registry.clone(),
fs.clone(),
cx,
)
});
let (worktree_a, _) = project_a
.update(&mut cx_a, |p, cx| {
p.find_or_create_local_worktree("/a", false, cx)
})
.await
.unwrap();
worktree_a
.read_with(&cx_a, |tree, _| tree.as_local().unwrap().scan_complete())
.await;
let project_id = project_a.update(&mut cx_a, |p, _| p.next_remote_id()).await;
let worktree_id = worktree_a.read_with(&cx_a, |tree, _| tree.id());
project_a
.update(&mut cx_a, |p, cx| p.share(cx))
.await
.unwrap();
assert!(worktree_a.read_with(&cx_a, |tree, _| tree.as_local().unwrap().is_shared()));
// Join that project as client B
let project_b = Project::remote(
project_id,
client_b.clone(),
client_b.user_store.clone(),
lang_registry.clone(),
fs.clone(),
&mut cx_b.to_async(),
)
.await
.unwrap();
project_b
.update(&mut cx_b, |p, cx| p.open_buffer((worktree_id, "a.txt"), cx))
.await
.unwrap();
// Unshare the project as client A
project_a
.update(&mut cx_a, |project, cx| project.unshare(cx))
.await
.unwrap();
project_b
.condition(&mut cx_b, |project, _| project.is_read_only())
.await;
assert!(worktree_a.read_with(&cx_a, |tree, _| !tree.as_local().unwrap().is_shared()));
drop(project_b);
// Share the project again and ensure guests can still join.
project_a
.update(&mut cx_a, |project, cx| project.share(cx))
.await
.unwrap();
assert!(worktree_a.read_with(&cx_a, |tree, _| tree.as_local().unwrap().is_shared()));
let project_c = Project::remote(
project_id,
client_b.clone(),
client_b.user_store.clone(),
lang_registry.clone(),
fs.clone(),
&mut cx_b.to_async(),
)
.await
.unwrap();
project_c
.update(&mut cx_b, |p, cx| p.open_buffer((worktree_id, "a.txt"), cx))
.await
.unwrap();
}
#[gpui::test(iterations = 10)]
async fn test_propagate_saves_and_fs_changes(
mut cx_a: TestAppContext,
mut cx_b: TestAppContext,
mut cx_c: TestAppContext,
) {
let lang_registry = Arc::new(LanguageRegistry::new());
let fs = FakeFs::new(cx_a.background());
cx_a.foreground().forbid_parking();
// Connect to a server as 3 clients.
let mut server = TestServer::start(cx_a.foreground(), cx_a.background()).await;
let client_a = server.create_client(&mut cx_a, "user_a").await;
let client_b = server.create_client(&mut cx_b, "user_b").await;
let client_c = server.create_client(&mut cx_c, "user_c").await;
// Share a worktree as client A.
fs.insert_tree(
"/a",
json!({
".zed.toml": r#"collaborators = ["user_b", "user_c"]"#,
"file1": "",
"file2": ""
}),
)
.await;
let project_a = cx_a.update(|cx| {
Project::local(
client_a.clone(),
client_a.user_store.clone(),
lang_registry.clone(),
fs.clone(),
cx,
)
});
let (worktree_a, _) = project_a
.update(&mut cx_a, |p, cx| {
p.find_or_create_local_worktree("/a", false, cx)
})
.await
.unwrap();
worktree_a
.read_with(&cx_a, |tree, _| tree.as_local().unwrap().scan_complete())
.await;
let project_id = project_a.update(&mut cx_a, |p, _| p.next_remote_id()).await;
let worktree_id = worktree_a.read_with(&cx_a, |tree, _| tree.id());
project_a
.update(&mut cx_a, |p, cx| p.share(cx))
.await
.unwrap();
// Join that worktree as clients B and C.
let project_b = Project::remote(
project_id,
client_b.clone(),
client_b.user_store.clone(),
lang_registry.clone(),
fs.clone(),
&mut cx_b.to_async(),
)
.await
.unwrap();
let project_c = Project::remote(
project_id,
client_c.clone(),
client_c.user_store.clone(),
lang_registry.clone(),
fs.clone(),
&mut cx_c.to_async(),
)
.await
.unwrap();
let worktree_b = project_b.read_with(&cx_b, |p, cx| p.worktrees(cx).next().unwrap());
let worktree_c = project_c.read_with(&cx_c, |p, cx| p.worktrees(cx).next().unwrap());
// Open and edit a buffer as both guests B and C.
let buffer_b = project_b
.update(&mut cx_b, |p, cx| p.open_buffer((worktree_id, "file1"), cx))
.await
.unwrap();
let buffer_c = project_c
.update(&mut cx_c, |p, cx| p.open_buffer((worktree_id, "file1"), cx))
.await
.unwrap();
buffer_b.update(&mut cx_b, |buf, cx| buf.edit([0..0], "i-am-b, ", cx));
buffer_c.update(&mut cx_c, |buf, cx| buf.edit([0..0], "i-am-c, ", cx));
// Open and edit that buffer as the host.
let buffer_a = project_a
.update(&mut cx_a, |p, cx| p.open_buffer((worktree_id, "file1"), cx))
.await
.unwrap();
buffer_a
.condition(&mut cx_a, |buf, _| buf.text() == "i-am-c, i-am-b, ")
.await;
buffer_a.update(&mut cx_a, |buf, cx| {
buf.edit([buf.len()..buf.len()], "i-am-a", cx)
});
// Wait for edits to propagate
buffer_a
.condition(&mut cx_a, |buf, _| buf.text() == "i-am-c, i-am-b, i-am-a")
.await;
buffer_b
.condition(&mut cx_b, |buf, _| buf.text() == "i-am-c, i-am-b, i-am-a")
.await;
buffer_c
.condition(&mut cx_c, |buf, _| buf.text() == "i-am-c, i-am-b, i-am-a")
.await;
// Edit the buffer as the host and concurrently save as guest B.
let save_b = buffer_b.update(&mut cx_b, |buf, cx| buf.save(cx));
buffer_a.update(&mut cx_a, |buf, cx| buf.edit([0..0], "hi-a, ", cx));
save_b.await.unwrap();
assert_eq!(
fs.load("/a/file1".as_ref()).await.unwrap(),
"hi-a, i-am-c, i-am-b, i-am-a"
);
buffer_a.read_with(&cx_a, |buf, _| assert!(!buf.is_dirty()));
buffer_b.read_with(&cx_b, |buf, _| assert!(!buf.is_dirty()));
buffer_c.condition(&cx_c, |buf, _| !buf.is_dirty()).await;
// Make changes on host's file system, see those changes on guest worktrees.
fs.rename(
"/a/file1".as_ref(),
"/a/file1-renamed".as_ref(),
Default::default(),
)
.await
.unwrap();
fs.rename("/a/file2".as_ref(), "/a/file3".as_ref(), Default::default())
.await
.unwrap();
fs.insert_file(Path::new("/a/file4"), "4".into()).await;
worktree_a
.condition(&cx_a, |tree, _| {
tree.paths()
.map(|p| p.to_string_lossy())
.collect::<Vec<_>>()
== [".zed.toml", "file1-renamed", "file3", "file4"]
})
.await;
worktree_b
.condition(&cx_b, |tree, _| {
tree.paths()
.map(|p| p.to_string_lossy())
.collect::<Vec<_>>()
== [".zed.toml", "file1-renamed", "file3", "file4"]
})
.await;
worktree_c
.condition(&cx_c, |tree, _| {
tree.paths()
.map(|p| p.to_string_lossy())
.collect::<Vec<_>>()
== [".zed.toml", "file1-renamed", "file3", "file4"]
})
.await;
// Ensure buffer files are updated as well.
buffer_a
.condition(&cx_a, |buf, _| {
buf.file().unwrap().path().to_str() == Some("file1-renamed")
})
.await;
buffer_b
.condition(&cx_b, |buf, _| {
buf.file().unwrap().path().to_str() == Some("file1-renamed")
})
.await;
buffer_c
.condition(&cx_c, |buf, _| {
buf.file().unwrap().path().to_str() == Some("file1-renamed")
})
.await;
}
#[gpui::test(iterations = 10)]
async fn test_buffer_conflict_after_save(mut cx_a: TestAppContext, mut cx_b: TestAppContext) {
cx_a.foreground().forbid_parking();
let lang_registry = Arc::new(LanguageRegistry::new());
let fs = FakeFs::new(cx_a.background());
// Connect to a server as 2 clients.
let mut server = TestServer::start(cx_a.foreground(), cx_a.background()).await;
let client_a = server.create_client(&mut cx_a, "user_a").await;
let client_b = server.create_client(&mut cx_b, "user_b").await;
// Share a project as client A
fs.insert_tree(
"/dir",
json!({
".zed.toml": r#"collaborators = ["user_b", "user_c"]"#,
"a.txt": "a-contents",
}),
)
.await;
let project_a = cx_a.update(|cx| {
Project::local(
client_a.clone(),
client_a.user_store.clone(),
lang_registry.clone(),
fs.clone(),
cx,
)
});
let (worktree_a, _) = project_a
.update(&mut cx_a, |p, cx| {
p.find_or_create_local_worktree("/dir", false, cx)
})
.await
.unwrap();
worktree_a
.read_with(&cx_a, |tree, _| tree.as_local().unwrap().scan_complete())
.await;
let project_id = project_a.update(&mut cx_a, |p, _| p.next_remote_id()).await;
let worktree_id = worktree_a.read_with(&cx_a, |tree, _| tree.id());
project_a
.update(&mut cx_a, |p, cx| p.share(cx))
.await
.unwrap();
// Join that project as client B
let project_b = Project::remote(
project_id,
client_b.clone(),
client_b.user_store.clone(),
lang_registry.clone(),
fs.clone(),
&mut cx_b.to_async(),
)
.await
.unwrap();
// Open a buffer as client B
let buffer_b = project_b
.update(&mut cx_b, |p, cx| p.open_buffer((worktree_id, "a.txt"), cx))
.await
.unwrap();
buffer_b.update(&mut cx_b, |buf, cx| buf.edit([0..0], "world ", cx));
buffer_b.read_with(&cx_b, |buf, _| {
assert!(buf.is_dirty());
assert!(!buf.has_conflict());
});
buffer_b
.update(&mut cx_b, |buf, cx| buf.save(cx))
.await
.unwrap();
buffer_b
.condition(&cx_b, |buffer_b, _| !buffer_b.is_dirty())
.await;
buffer_b.read_with(&cx_b, |buf, _| {
assert!(!buf.has_conflict());
});
buffer_b.update(&mut cx_b, |buf, cx| buf.edit([0..0], "hello ", cx));
buffer_b.read_with(&cx_b, |buf, _| {
assert!(buf.is_dirty());
assert!(!buf.has_conflict());
});
}
#[gpui::test(iterations = 10)]
async fn test_buffer_reloading(mut cx_a: TestAppContext, mut cx_b: TestAppContext) {
cx_a.foreground().forbid_parking();
let lang_registry = Arc::new(LanguageRegistry::new());
let fs = FakeFs::new(cx_a.background());
// Connect to a server as 2 clients.
let mut server = TestServer::start(cx_a.foreground(), cx_a.background()).await;
let client_a = server.create_client(&mut cx_a, "user_a").await;
let client_b = server.create_client(&mut cx_b, "user_b").await;
// Share a project as client A
fs.insert_tree(
"/dir",
json!({
".zed.toml": r#"collaborators = ["user_b", "user_c"]"#,
"a.txt": "a-contents",
}),
)
.await;
let project_a = cx_a.update(|cx| {
Project::local(
client_a.clone(),
client_a.user_store.clone(),
lang_registry.clone(),
fs.clone(),
cx,
)
});
let (worktree_a, _) = project_a
.update(&mut cx_a, |p, cx| {
p.find_or_create_local_worktree("/dir", false, cx)
})
.await
.unwrap();
worktree_a
.read_with(&cx_a, |tree, _| tree.as_local().unwrap().scan_complete())
.await;
let project_id = project_a.update(&mut cx_a, |p, _| p.next_remote_id()).await;
let worktree_id = worktree_a.read_with(&cx_a, |tree, _| tree.id());
project_a
.update(&mut cx_a, |p, cx| p.share(cx))
.await
.unwrap();
// Join that project as client B
let project_b = Project::remote(
project_id,
client_b.clone(),
client_b.user_store.clone(),
lang_registry.clone(),
fs.clone(),
&mut cx_b.to_async(),
)
.await
.unwrap();
let _worktree_b = project_b.update(&mut cx_b, |p, cx| p.worktrees(cx).next().unwrap());
// Open a buffer as client B
let buffer_b = project_b
.update(&mut cx_b, |p, cx| p.open_buffer((worktree_id, "a.txt"), cx))
.await
.unwrap();
buffer_b.read_with(&cx_b, |buf, _| {
assert!(!buf.is_dirty());
assert!(!buf.has_conflict());
});
fs.save(Path::new("/dir/a.txt"), &"new contents".into())
.await
.unwrap();
buffer_b
.condition(&cx_b, |buf, _| {
buf.text() == "new contents" && !buf.is_dirty()
})
.await;
buffer_b.read_with(&cx_b, |buf, _| {
assert!(!buf.has_conflict());
});
}
#[gpui::test(iterations = 10)]
async fn test_editing_while_guest_opens_buffer(
mut cx_a: TestAppContext,
mut cx_b: TestAppContext,
) {
cx_a.foreground().forbid_parking();
let lang_registry = Arc::new(LanguageRegistry::new());
let fs = FakeFs::new(cx_a.background());
// Connect to a server as 2 clients.
let mut server = TestServer::start(cx_a.foreground(), cx_a.background()).await;
let client_a = server.create_client(&mut cx_a, "user_a").await;
let client_b = server.create_client(&mut cx_b, "user_b").await;
// Share a project as client A
fs.insert_tree(
"/dir",
json!({
".zed.toml": r#"collaborators = ["user_b"]"#,
"a.txt": "a-contents",
}),
)
.await;
let project_a = cx_a.update(|cx| {
Project::local(
client_a.clone(),
client_a.user_store.clone(),
lang_registry.clone(),
fs.clone(),
cx,
)
});
let (worktree_a, _) = project_a
.update(&mut cx_a, |p, cx| {
p.find_or_create_local_worktree("/dir", false, cx)
})
.await
.unwrap();
worktree_a
.read_with(&cx_a, |tree, _| tree.as_local().unwrap().scan_complete())
.await;
let project_id = project_a.update(&mut cx_a, |p, _| p.next_remote_id()).await;
let worktree_id = worktree_a.read_with(&cx_a, |tree, _| tree.id());
project_a
.update(&mut cx_a, |p, cx| p.share(cx))
.await
.unwrap();
// Join that project as client B
let project_b = Project::remote(
project_id,
client_b.clone(),
client_b.user_store.clone(),
lang_registry.clone(),
fs.clone(),
&mut cx_b.to_async(),
)
.await
.unwrap();
// Open a buffer as client A
let buffer_a = project_a
.update(&mut cx_a, |p, cx| p.open_buffer((worktree_id, "a.txt"), cx))
.await
.unwrap();
// Start opening the same buffer as client B
let buffer_b = cx_b
.background()
.spawn(project_b.update(&mut cx_b, |p, cx| p.open_buffer((worktree_id, "a.txt"), cx)));
// Edit the buffer as client A while client B is still opening it.
cx_b.background().simulate_random_delay().await;
buffer_a.update(&mut cx_a, |buf, cx| buf.edit([0..0], "X", cx));
cx_b.background().simulate_random_delay().await;
buffer_a.update(&mut cx_a, |buf, cx| buf.edit([1..1], "Y", cx));
let text = buffer_a.read_with(&cx_a, |buf, _| buf.text());
let buffer_b = buffer_b.await.unwrap();
buffer_b.condition(&cx_b, |buf, _| buf.text() == text).await;
}
#[gpui::test(iterations = 10)]
async fn test_leaving_worktree_while_opening_buffer(
mut cx_a: TestAppContext,
mut cx_b: TestAppContext,
) {
cx_a.foreground().forbid_parking();
let lang_registry = Arc::new(LanguageRegistry::new());
let fs = FakeFs::new(cx_a.background());
// Connect to a server as 2 clients.
let mut server = TestServer::start(cx_a.foreground(), cx_a.background()).await;
let client_a = server.create_client(&mut cx_a, "user_a").await;
let client_b = server.create_client(&mut cx_b, "user_b").await;
// Share a project as client A
fs.insert_tree(
"/dir",
json!({
".zed.toml": r#"collaborators = ["user_b"]"#,
"a.txt": "a-contents",
}),
)
.await;
let project_a = cx_a.update(|cx| {
Project::local(
client_a.clone(),
client_a.user_store.clone(),
lang_registry.clone(),
fs.clone(),
cx,
)
});
let (worktree_a, _) = project_a
.update(&mut cx_a, |p, cx| {
p.find_or_create_local_worktree("/dir", false, cx)
})
.await
.unwrap();
worktree_a
.read_with(&cx_a, |tree, _| tree.as_local().unwrap().scan_complete())
.await;
let project_id = project_a.update(&mut cx_a, |p, _| p.next_remote_id()).await;
let worktree_id = worktree_a.read_with(&cx_a, |tree, _| tree.id());
project_a
.update(&mut cx_a, |p, cx| p.share(cx))
.await
.unwrap();
// Join that project as client B
let project_b = Project::remote(
project_id,
client_b.clone(),
client_b.user_store.clone(),
lang_registry.clone(),
fs.clone(),
&mut cx_b.to_async(),
)
.await
.unwrap();
// See that a guest has joined as client A.
project_a
.condition(&cx_a, |p, _| p.collaborators().len() == 1)
.await;
// Begin opening a buffer as client B, but leave the project before the open completes.
let buffer_b = cx_b
.background()
.spawn(project_b.update(&mut cx_b, |p, cx| p.open_buffer((worktree_id, "a.txt"), cx)));
cx_b.update(|_| drop(project_b));
drop(buffer_b);
// See that the guest has left.
project_a
.condition(&cx_a, |p, _| p.collaborators().len() == 0)
.await;
}
#[gpui::test(iterations = 10)]
async fn test_peer_disconnection(mut cx_a: TestAppContext, mut cx_b: TestAppContext) {
cx_a.foreground().forbid_parking();
let lang_registry = Arc::new(LanguageRegistry::new());
let fs = FakeFs::new(cx_a.background());
// Connect to a server as 2 clients.
let mut server = TestServer::start(cx_a.foreground(), cx_a.background()).await;
let client_a = server.create_client(&mut cx_a, "user_a").await;
let client_b = server.create_client(&mut cx_b, "user_b").await;
// Share a project as client A
fs.insert_tree(
"/a",
json!({
".zed.toml": r#"collaborators = ["user_b"]"#,
"a.txt": "a-contents",
"b.txt": "b-contents",
}),
)
.await;
let project_a = cx_a.update(|cx| {
Project::local(
client_a.clone(),
client_a.user_store.clone(),
lang_registry.clone(),
fs.clone(),
cx,
)
});
let (worktree_a, _) = project_a
.update(&mut cx_a, |p, cx| {
p.find_or_create_local_worktree("/a", false, cx)
})
.await
.unwrap();
worktree_a
.read_with(&cx_a, |tree, _| tree.as_local().unwrap().scan_complete())
.await;
let project_id = project_a
.update(&mut cx_a, |project, _| project.next_remote_id())
.await;
project_a
.update(&mut cx_a, |project, cx| project.share(cx))
.await
.unwrap();
// Join that project as client B
let _project_b = Project::remote(
project_id,
client_b.clone(),
client_b.user_store.clone(),
lang_registry.clone(),
fs.clone(),
&mut cx_b.to_async(),
)
.await
.unwrap();
// See that a guest has joined as client A.
project_a
.condition(&cx_a, |p, _| p.collaborators().len() == 1)
.await;
// Drop client B's connection and ensure client A observes client B leaving the worktree.
client_b.disconnect(&cx_b.to_async()).unwrap();
project_a
.condition(&cx_a, |p, _| p.collaborators().len() == 0)
.await;
}
#[gpui::test(iterations = 10)]
async fn test_collaborating_with_diagnostics(
mut cx_a: TestAppContext,
mut cx_b: TestAppContext,
) {
cx_a.foreground().forbid_parking();
let mut lang_registry = Arc::new(LanguageRegistry::new());
let fs = FakeFs::new(cx_a.background());
// Set up a fake language server.
let (language_server_config, mut fake_language_servers) = LanguageServerConfig::fake();
Arc::get_mut(&mut lang_registry)
.unwrap()
.add(Arc::new(Language::new(
LanguageConfig {
name: "Rust".into(),
path_suffixes: vec!["rs".to_string()],
language_server: Some(language_server_config),
..Default::default()
},
Some(tree_sitter_rust::language()),
)));
// Connect to a server as 2 clients.
let mut server = TestServer::start(cx_a.foreground(), cx_a.background()).await;
let client_a = server.create_client(&mut cx_a, "user_a").await;
let client_b = server.create_client(&mut cx_b, "user_b").await;
// Share a project as client A
fs.insert_tree(
"/a",
json!({
".zed.toml": r#"collaborators = ["user_b"]"#,
"a.rs": "let one = two",
"other.rs": "",
}),
)
.await;
let project_a = cx_a.update(|cx| {
Project::local(
client_a.clone(),
client_a.user_store.clone(),
lang_registry.clone(),
fs.clone(),
cx,
)
});
let (worktree_a, _) = project_a
.update(&mut cx_a, |p, cx| {
p.find_or_create_local_worktree("/a", false, cx)
})
.await
.unwrap();
worktree_a
.read_with(&cx_a, |tree, _| tree.as_local().unwrap().scan_complete())
.await;
let project_id = project_a.update(&mut cx_a, |p, _| p.next_remote_id()).await;
let worktree_id = worktree_a.read_with(&cx_a, |tree, _| tree.id());
project_a
.update(&mut cx_a, |p, cx| p.share(cx))
.await
.unwrap();
// Cause the language server to start.
let _ = cx_a
.background()
.spawn(project_a.update(&mut cx_a, |project, cx| {
project.open_buffer(
ProjectPath {
worktree_id,
path: Path::new("other.rs").into(),
},
cx,
)
}))
.await
.unwrap();
// Simulate a language server reporting errors for a file.
let mut fake_language_server = fake_language_servers.next().await.unwrap();
fake_language_server
.notify::<lsp::notification::PublishDiagnostics>(lsp::PublishDiagnosticsParams {
uri: lsp::Url::from_file_path("/a/a.rs").unwrap(),
version: None,
diagnostics: vec![lsp::Diagnostic {
severity: Some(lsp::DiagnosticSeverity::ERROR),
range: lsp::Range::new(lsp::Position::new(0, 4), lsp::Position::new(0, 7)),
message: "message 1".to_string(),
..Default::default()
}],
})
.await;
// Wait for server to see the diagnostics update.
server
.condition(|store| {
let worktree = store
.project(project_id)
.unwrap()
.worktrees
.get(&worktree_id.to_proto())
.unwrap();
!worktree
.share
.as_ref()
.unwrap()
.diagnostic_summaries
.is_empty()
})
.await;
// Join the worktree as client B.
let project_b = Project::remote(
project_id,
client_b.clone(),
client_b.user_store.clone(),
lang_registry.clone(),
fs.clone(),
&mut cx_b.to_async(),
)
.await
.unwrap();
project_b.read_with(&cx_b, |project, cx| {
assert_eq!(
project.diagnostic_summaries(cx).collect::<Vec<_>>(),
&[(
ProjectPath {
worktree_id,
path: Arc::from(Path::new("a.rs")),
},
DiagnosticSummary {
error_count: 1,
warning_count: 0,
..Default::default()
},
)]
)
});
// Simulate a language server reporting more errors for a file.
fake_language_server
.notify::<lsp::notification::PublishDiagnostics>(lsp::PublishDiagnosticsParams {
uri: lsp::Url::from_file_path("/a/a.rs").unwrap(),
version: None,
diagnostics: vec![
lsp::Diagnostic {
severity: Some(lsp::DiagnosticSeverity::ERROR),
range: lsp::Range::new(lsp::Position::new(0, 4), lsp::Position::new(0, 7)),
message: "message 1".to_string(),
..Default::default()
},
lsp::Diagnostic {
severity: Some(lsp::DiagnosticSeverity::WARNING),
range: lsp::Range::new(
lsp::Position::new(0, 10),
lsp::Position::new(0, 13),
),
message: "message 2".to_string(),
..Default::default()
},
],
})
.await;
// Client b gets the updated summaries
project_b
.condition(&cx_b, |project, cx| {
project.diagnostic_summaries(cx).collect::<Vec<_>>()
== &[(
ProjectPath {
worktree_id,
path: Arc::from(Path::new("a.rs")),
},
DiagnosticSummary {
error_count: 1,
warning_count: 1,
..Default::default()
},
)]
})
.await;
// Open the file with the errors on client B. They should be present.
let buffer_b = cx_b
.background()
.spawn(project_b.update(&mut cx_b, |p, cx| p.open_buffer((worktree_id, "a.rs"), cx)))
.await
.unwrap();
buffer_b.read_with(&cx_b, |buffer, _| {
assert_eq!(
buffer
.snapshot()
.diagnostics_in_range::<_, Point>(0..buffer.len())
.map(|entry| entry)
.collect::<Vec<_>>(),
&[
DiagnosticEntry {
range: Point::new(0, 4)..Point::new(0, 7),
diagnostic: Diagnostic {
group_id: 0,
message: "message 1".to_string(),
severity: lsp::DiagnosticSeverity::ERROR,
is_primary: true,
..Default::default()
}
},
DiagnosticEntry {
range: Point::new(0, 10)..Point::new(0, 13),
diagnostic: Diagnostic {
group_id: 1,
severity: lsp::DiagnosticSeverity::WARNING,
message: "message 2".to_string(),
is_primary: true,
..Default::default()
}
}
]
);
});
}
#[gpui::test(iterations = 10)]
async fn test_collaborating_with_completion(
mut cx_a: TestAppContext,
mut cx_b: TestAppContext,
) {
cx_a.foreground().forbid_parking();
let mut lang_registry = Arc::new(LanguageRegistry::new());
let fs = FakeFs::new(cx_a.background());
// Set up a fake language server.
let (mut language_server_config, mut fake_language_servers) = LanguageServerConfig::fake();
language_server_config.set_fake_capabilities(lsp::ServerCapabilities {
completion_provider: Some(lsp::CompletionOptions {
trigger_characters: Some(vec![".".to_string()]),
..Default::default()
}),
..Default::default()
});
Arc::get_mut(&mut lang_registry)
.unwrap()
.add(Arc::new(Language::new(
LanguageConfig {
name: "Rust".into(),
path_suffixes: vec!["rs".to_string()],
language_server: Some(language_server_config),
..Default::default()
},
Some(tree_sitter_rust::language()),
)));
// Connect to a server as 2 clients.
let mut server = TestServer::start(cx_a.foreground(), cx_a.background()).await;
let client_a = server.create_client(&mut cx_a, "user_a").await;
let client_b = server.create_client(&mut cx_b, "user_b").await;
// Share a project as client A
fs.insert_tree(
"/a",
json!({
".zed.toml": r#"collaborators = ["user_b"]"#,
"main.rs": "fn main() { a }",
"other.rs": "",
}),
)
.await;
let project_a = cx_a.update(|cx| {
Project::local(
client_a.clone(),
client_a.user_store.clone(),
lang_registry.clone(),
fs.clone(),
cx,
)
});
let (worktree_a, _) = project_a
.update(&mut cx_a, |p, cx| {
p.find_or_create_local_worktree("/a", false, cx)
})
.await
.unwrap();
worktree_a
.read_with(&cx_a, |tree, _| tree.as_local().unwrap().scan_complete())
.await;
let project_id = project_a.update(&mut cx_a, |p, _| p.next_remote_id()).await;
let worktree_id = worktree_a.read_with(&cx_a, |tree, _| tree.id());
project_a
.update(&mut cx_a, |p, cx| p.share(cx))
.await
.unwrap();
// Join the worktree as client B.
let project_b = Project::remote(
project_id,
client_b.clone(),
client_b.user_store.clone(),
lang_registry.clone(),
fs.clone(),
&mut cx_b.to_async(),
)
.await
.unwrap();
// Open a file in an editor as the guest.
let buffer_b = project_b
.update(&mut cx_b, |p, cx| {
p.open_buffer((worktree_id, "main.rs"), cx)
})
.await
.unwrap();
let (window_b, _) = cx_b.add_window(|_| EmptyView);
let editor_b = cx_b.add_view(window_b, |cx| {
Editor::for_buffer(
cx.add_model(|cx| MultiBuffer::singleton(buffer_b.clone(), cx)),
Arc::new(|cx| EditorSettings::test(cx)),
Some(project_b.clone()),
cx,
)
});
let mut fake_language_server = fake_language_servers.next().await.unwrap();
buffer_b
.condition(&cx_b, |buffer, _| !buffer.completion_triggers().is_empty())
.await;
// Type a completion trigger character as the guest.
editor_b.update(&mut cx_b, |editor, cx| {
editor.select_ranges([13..13], None, cx);
editor.handle_input(&Input(".".into()), cx);
cx.focus(&editor_b);
});
// Receive a completion request as the host's language server.
// Return some completions from the host's language server.
cx_a.foreground().start_waiting();
fake_language_server
.handle_request::<lsp::request::Completion, _>(|params, _| {
assert_eq!(
params.text_document_position.text_document.uri,
lsp::Url::from_file_path("/a/main.rs").unwrap(),
);
assert_eq!(
params.text_document_position.position,
lsp::Position::new(0, 14),
);
Some(lsp::CompletionResponse::Array(vec![
lsp::CompletionItem {
label: "first_method(…)".into(),
detail: Some("fn(&mut self, B) -> C".into()),
text_edit: Some(lsp::CompletionTextEdit::Edit(lsp::TextEdit {
new_text: "first_method($1)".to_string(),
range: lsp::Range::new(
lsp::Position::new(0, 14),
lsp::Position::new(0, 14),
),
})),
insert_text_format: Some(lsp::InsertTextFormat::SNIPPET),
..Default::default()
},
lsp::CompletionItem {
label: "second_method(…)".into(),
detail: Some("fn(&mut self, C) -> D<E>".into()),
text_edit: Some(lsp::CompletionTextEdit::Edit(lsp::TextEdit {
new_text: "second_method()".to_string(),
range: lsp::Range::new(
lsp::Position::new(0, 14),
lsp::Position::new(0, 14),
),
})),
insert_text_format: Some(lsp::InsertTextFormat::SNIPPET),
..Default::default()
},
]))
})
.next()
.await
.unwrap();
cx_a.foreground().finish_waiting();
// Open the buffer on the host.
let buffer_a = project_a
.update(&mut cx_a, |p, cx| {
p.open_buffer((worktree_id, "main.rs"), cx)
})
.await
.unwrap();
buffer_a
.condition(&cx_a, |buffer, _| buffer.text() == "fn main() { a. }")
.await;
// Confirm a completion on the guest.
editor_b
.condition(&cx_b, |editor, _| editor.context_menu_visible())
.await;
editor_b.update(&mut cx_b, |editor, cx| {
editor.confirm_completion(&ConfirmCompletion(Some(0)), cx);
assert_eq!(editor.text(cx), "fn main() { a.first_method() }");
});
// Return a resolved completion from the host's language server.
// The resolved completion has an additional text edit.
fake_language_server.handle_request::<lsp::request::ResolveCompletionItem, _>(
|params, _| {
assert_eq!(params.label, "first_method(…)");
lsp::CompletionItem {
label: "first_method(…)".into(),
detail: Some("fn(&mut self, B) -> C".into()),
text_edit: Some(lsp::CompletionTextEdit::Edit(lsp::TextEdit {
new_text: "first_method($1)".to_string(),
range: lsp::Range::new(
lsp::Position::new(0, 14),
lsp::Position::new(0, 14),
),
})),
additional_text_edits: Some(vec![lsp::TextEdit {
new_text: "use d::SomeTrait;\n".to_string(),
range: lsp::Range::new(lsp::Position::new(0, 0), lsp::Position::new(0, 0)),
}]),
insert_text_format: Some(lsp::InsertTextFormat::SNIPPET),
..Default::default()
}
},
);
// The additional edit is applied.
buffer_a
.condition(&cx_a, |buffer, _| {
buffer.text() == "use d::SomeTrait;\nfn main() { a.first_method() }"
})
.await;
buffer_b
.condition(&cx_b, |buffer, _| {
buffer.text() == "use d::SomeTrait;\nfn main() { a.first_method() }"
})
.await;
}
#[gpui::test(iterations = 10)]
async fn test_formatting_buffer(mut cx_a: TestAppContext, mut cx_b: TestAppContext) {
cx_a.foreground().forbid_parking();
let mut lang_registry = Arc::new(LanguageRegistry::new());
let fs = FakeFs::new(cx_a.background());
// Set up a fake language server.
let (language_server_config, mut fake_language_servers) = LanguageServerConfig::fake();
Arc::get_mut(&mut lang_registry)
.unwrap()
.add(Arc::new(Language::new(
LanguageConfig {
name: "Rust".into(),
path_suffixes: vec!["rs".to_string()],
language_server: Some(language_server_config),
..Default::default()
},
Some(tree_sitter_rust::language()),
)));
// Connect to a server as 2 clients.
let mut server = TestServer::start(cx_a.foreground(), cx_a.background()).await;
let client_a = server.create_client(&mut cx_a, "user_a").await;
let client_b = server.create_client(&mut cx_b, "user_b").await;
// Share a project as client A
fs.insert_tree(
"/a",
json!({
".zed.toml": r#"collaborators = ["user_b"]"#,
"a.rs": "let one = two",
}),
)
.await;
let project_a = cx_a.update(|cx| {
Project::local(
client_a.clone(),
client_a.user_store.clone(),
lang_registry.clone(),
fs.clone(),
cx,
)
});
let (worktree_a, _) = project_a
.update(&mut cx_a, |p, cx| {
p.find_or_create_local_worktree("/a", false, cx)
})
.await
.unwrap();
worktree_a
.read_with(&cx_a, |tree, _| tree.as_local().unwrap().scan_complete())
.await;
let project_id = project_a.update(&mut cx_a, |p, _| p.next_remote_id()).await;
let worktree_id = worktree_a.read_with(&cx_a, |tree, _| tree.id());
project_a
.update(&mut cx_a, |p, cx| p.share(cx))
.await
.unwrap();
// Join the worktree as client B.
let project_b = Project::remote(
project_id,
client_b.clone(),
client_b.user_store.clone(),
lang_registry.clone(),
fs.clone(),
&mut cx_b.to_async(),
)
.await
.unwrap();
let buffer_b = cx_b
.background()
.spawn(project_b.update(&mut cx_b, |p, cx| p.open_buffer((worktree_id, "a.rs"), cx)))
.await
.unwrap();
let format = project_b.update(&mut cx_b, |project, cx| {
project.format(HashSet::from_iter([buffer_b.clone()]), true, cx)
});
let mut fake_language_server = fake_language_servers.next().await.unwrap();
fake_language_server.handle_request::<lsp::request::Formatting, _>(|_, _| {
Some(vec![
lsp::TextEdit {
range: lsp::Range::new(lsp::Position::new(0, 4), lsp::Position::new(0, 4)),
new_text: "h".to_string(),
},
lsp::TextEdit {
range: lsp::Range::new(lsp::Position::new(0, 7), lsp::Position::new(0, 7)),
new_text: "y".to_string(),
},
])
});
format.await.unwrap();
assert_eq!(
buffer_b.read_with(&cx_b, |buffer, _| buffer.text()),
"let honey = two"
);
}
#[gpui::test(iterations = 10)]
async fn test_definition(mut cx_a: TestAppContext, mut cx_b: TestAppContext) {
cx_a.foreground().forbid_parking();
let mut lang_registry = Arc::new(LanguageRegistry::new());
let fs = FakeFs::new(cx_a.background());
fs.insert_tree(
"/root-1",
json!({
".zed.toml": r#"collaborators = ["user_b"]"#,
"a.rs": "const ONE: usize = b::TWO + b::THREE;",
}),
)
.await;
fs.insert_tree(
"/root-2",
json!({
"b.rs": "const TWO: usize = 2;\nconst THREE: usize = 3;",
}),
)
.await;
// Set up a fake language server.
let (language_server_config, mut fake_language_servers) = LanguageServerConfig::fake();
Arc::get_mut(&mut lang_registry)
.unwrap()
.add(Arc::new(Language::new(
LanguageConfig {
name: "Rust".into(),
path_suffixes: vec!["rs".to_string()],
language_server: Some(language_server_config),
..Default::default()
},
Some(tree_sitter_rust::language()),
)));
// Connect to a server as 2 clients.
let mut server = TestServer::start(cx_a.foreground(), cx_a.background()).await;
let client_a = server.create_client(&mut cx_a, "user_a").await;
let client_b = server.create_client(&mut cx_b, "user_b").await;
// Share a project as client A
let project_a = cx_a.update(|cx| {
Project::local(
client_a.clone(),
client_a.user_store.clone(),
lang_registry.clone(),
fs.clone(),
cx,
)
});
let (worktree_a, _) = project_a
.update(&mut cx_a, |p, cx| {
p.find_or_create_local_worktree("/root-1", false, cx)
})
.await
.unwrap();
worktree_a
.read_with(&cx_a, |tree, _| tree.as_local().unwrap().scan_complete())
.await;
let project_id = project_a.update(&mut cx_a, |p, _| p.next_remote_id()).await;
let worktree_id = worktree_a.read_with(&cx_a, |tree, _| tree.id());
project_a
.update(&mut cx_a, |p, cx| p.share(cx))
.await
.unwrap();
// Join the worktree as client B.
let project_b = Project::remote(
project_id,
client_b.clone(),
client_b.user_store.clone(),
lang_registry.clone(),
fs.clone(),
&mut cx_b.to_async(),
)
.await
.unwrap();
// Open the file on client B.
let buffer_b = cx_b
.background()
.spawn(project_b.update(&mut cx_b, |p, cx| p.open_buffer((worktree_id, "a.rs"), cx)))
.await
.unwrap();
// Request the definition of a symbol as the guest.
let definitions_1 = project_b.update(&mut cx_b, |p, cx| p.definition(&buffer_b, 23, cx));
let mut fake_language_server = fake_language_servers.next().await.unwrap();
fake_language_server.handle_request::<lsp::request::GotoDefinition, _>(|_, _| {
Some(lsp::GotoDefinitionResponse::Scalar(lsp::Location::new(
lsp::Url::from_file_path("/root-2/b.rs").unwrap(),
lsp::Range::new(lsp::Position::new(0, 6), lsp::Position::new(0, 9)),
)))
});
let definitions_1 = definitions_1.await.unwrap();
cx_b.read(|cx| {
assert_eq!(definitions_1.len(), 1);
assert_eq!(project_b.read(cx).worktrees(cx).count(), 2);
let target_buffer = definitions_1[0].buffer.read(cx);
assert_eq!(
target_buffer.text(),
"const TWO: usize = 2;\nconst THREE: usize = 3;"
);
assert_eq!(
definitions_1[0].range.to_point(target_buffer),
Point::new(0, 6)..Point::new(0, 9)
);
});
// Try getting more definitions for the same buffer, ensuring the buffer gets reused from
// the previous call to `definition`.
let definitions_2 = project_b.update(&mut cx_b, |p, cx| p.definition(&buffer_b, 33, cx));
fake_language_server.handle_request::<lsp::request::GotoDefinition, _>(|_, _| {
Some(lsp::GotoDefinitionResponse::Scalar(lsp::Location::new(
lsp::Url::from_file_path("/root-2/b.rs").unwrap(),
lsp::Range::new(lsp::Position::new(1, 6), lsp::Position::new(1, 11)),
)))
});
let definitions_2 = definitions_2.await.unwrap();
cx_b.read(|cx| {
assert_eq!(definitions_2.len(), 1);
assert_eq!(project_b.read(cx).worktrees(cx).count(), 2);
let target_buffer = definitions_2[0].buffer.read(cx);
assert_eq!(
target_buffer.text(),
"const TWO: usize = 2;\nconst THREE: usize = 3;"
);
assert_eq!(
definitions_2[0].range.to_point(target_buffer),
Point::new(1, 6)..Point::new(1, 11)
);
});
assert_eq!(definitions_1[0].buffer, definitions_2[0].buffer);
cx_b.update(|_| {
drop(definitions_1);
drop(definitions_2);
});
project_b
.condition(&cx_b, |proj, cx| proj.worktrees(cx).count() == 1)
.await;
}
#[gpui::test(iterations = 10)]
async fn test_references(mut cx_a: TestAppContext, mut cx_b: TestAppContext) {
cx_a.foreground().forbid_parking();
let mut lang_registry = Arc::new(LanguageRegistry::new());
let fs = FakeFs::new(cx_a.background());
fs.insert_tree(
"/root-1",
json!({
".zed.toml": r#"collaborators = ["user_b"]"#,
"one.rs": "const ONE: usize = 1;",
"two.rs": "const TWO: usize = one::ONE + one::ONE;",
}),
)
.await;
fs.insert_tree(
"/root-2",
json!({
"three.rs": "const THREE: usize = two::TWO + one::ONE;",
}),
)
.await;
// Set up a fake language server.
let (language_server_config, mut fake_language_servers) = LanguageServerConfig::fake();
Arc::get_mut(&mut lang_registry)
.unwrap()
.add(Arc::new(Language::new(
LanguageConfig {
name: "Rust".into(),
path_suffixes: vec!["rs".to_string()],
language_server: Some(language_server_config),
..Default::default()
},
Some(tree_sitter_rust::language()),
)));
// Connect to a server as 2 clients.
let mut server = TestServer::start(cx_a.foreground(), cx_a.background()).await;
let client_a = server.create_client(&mut cx_a, "user_a").await;
let client_b = server.create_client(&mut cx_b, "user_b").await;
// Share a project as client A
let project_a = cx_a.update(|cx| {
Project::local(
client_a.clone(),
client_a.user_store.clone(),
lang_registry.clone(),
fs.clone(),
cx,
)
});
let (worktree_a, _) = project_a
.update(&mut cx_a, |p, cx| {
p.find_or_create_local_worktree("/root-1", false, cx)
})
.await
.unwrap();
worktree_a
.read_with(&cx_a, |tree, _| tree.as_local().unwrap().scan_complete())
.await;
let project_id = project_a.update(&mut cx_a, |p, _| p.next_remote_id()).await;
let worktree_id = worktree_a.read_with(&cx_a, |tree, _| tree.id());
project_a
.update(&mut cx_a, |p, cx| p.share(cx))
.await
.unwrap();
// Join the worktree as client B.
let project_b = Project::remote(
project_id,
client_b.clone(),
client_b.user_store.clone(),
lang_registry.clone(),
fs.clone(),
&mut cx_b.to_async(),
)
.await
.unwrap();
// Open the file on client B.
let buffer_b = cx_b
.background()
.spawn(project_b.update(&mut cx_b, |p, cx| {
p.open_buffer((worktree_id, "one.rs"), cx)
}))
.await
.unwrap();
// Request references to a symbol as the guest.
let references = project_b.update(&mut cx_b, |p, cx| p.references(&buffer_b, 7, cx));
let mut fake_language_server = fake_language_servers.next().await.unwrap();
fake_language_server.handle_request::<lsp::request::References, _>(|params, _| {
assert_eq!(
params.text_document_position.text_document.uri.as_str(),
"file:///root-1/one.rs"
);
Some(vec![
lsp::Location {
uri: lsp::Url::from_file_path("/root-1/two.rs").unwrap(),
range: lsp::Range::new(lsp::Position::new(0, 24), lsp::Position::new(0, 27)),
},
lsp::Location {
uri: lsp::Url::from_file_path("/root-1/two.rs").unwrap(),
range: lsp::Range::new(lsp::Position::new(0, 35), lsp::Position::new(0, 38)),
},
lsp::Location {
uri: lsp::Url::from_file_path("/root-2/three.rs").unwrap(),
range: lsp::Range::new(lsp::Position::new(0, 37), lsp::Position::new(0, 40)),
},
])
});
let references = references.await.unwrap();
cx_b.read(|cx| {
assert_eq!(references.len(), 3);
assert_eq!(project_b.read(cx).worktrees(cx).count(), 2);
let two_buffer = references[0].buffer.read(cx);
let three_buffer = references[2].buffer.read(cx);
assert_eq!(
two_buffer.file().unwrap().path().as_ref(),
Path::new("two.rs")
);
assert_eq!(references[1].buffer, references[0].buffer);
assert_eq!(
three_buffer.file().unwrap().full_path(cx),
Path::new("three.rs")
);
assert_eq!(references[0].range.to_offset(&two_buffer), 24..27);
assert_eq!(references[1].range.to_offset(&two_buffer), 35..38);
assert_eq!(references[2].range.to_offset(&three_buffer), 37..40);
});
}
#[gpui::test(iterations = 10)]
async fn test_document_highlights(mut cx_a: TestAppContext, mut cx_b: TestAppContext) {
cx_a.foreground().forbid_parking();
let lang_registry = Arc::new(LanguageRegistry::new());
let fs = FakeFs::new(cx_a.background());
fs.insert_tree(
"/root-1",
json!({
".zed.toml": r#"collaborators = ["user_b"]"#,
"main.rs": "fn double(number: i32) -> i32 { number + number }",
}),
)
.await;
// Set up a fake language server.
let (language_server_config, mut fake_language_servers) = LanguageServerConfig::fake();
lang_registry.add(Arc::new(Language::new(
LanguageConfig {
name: "Rust".into(),
path_suffixes: vec!["rs".to_string()],
language_server: Some(language_server_config),
..Default::default()
},
Some(tree_sitter_rust::language()),
)));
// Connect to a server as 2 clients.
let mut server = TestServer::start(cx_a.foreground(), cx_a.background()).await;
let client_a = server.create_client(&mut cx_a, "user_a").await;
let client_b = server.create_client(&mut cx_b, "user_b").await;
// Share a project as client A
let project_a = cx_a.update(|cx| {
Project::local(
client_a.clone(),
client_a.user_store.clone(),
lang_registry.clone(),
fs.clone(),
cx,
)
});
let (worktree_a, _) = project_a
.update(&mut cx_a, |p, cx| {
p.find_or_create_local_worktree("/root-1", false, cx)
})
.await
.unwrap();
worktree_a
.read_with(&cx_a, |tree, _| tree.as_local().unwrap().scan_complete())
.await;
let project_id = project_a.update(&mut cx_a, |p, _| p.next_remote_id()).await;
let worktree_id = worktree_a.read_with(&cx_a, |tree, _| tree.id());
project_a
.update(&mut cx_a, |p, cx| p.share(cx))
.await
.unwrap();
// Join the worktree as client B.
let project_b = Project::remote(
project_id,
client_b.clone(),
client_b.user_store.clone(),
lang_registry.clone(),
fs.clone(),
&mut cx_b.to_async(),
)
.await
.unwrap();
// Open the file on client B.
let buffer_b = cx_b
.background()
.spawn(project_b.update(&mut cx_b, |p, cx| {
p.open_buffer((worktree_id, "main.rs"), cx)
}))
.await
.unwrap();
// Request document highlights as the guest.
let highlights =
project_b.update(&mut cx_b, |p, cx| p.document_highlights(&buffer_b, 34, cx));
let mut fake_language_server = fake_language_servers.next().await.unwrap();
fake_language_server.handle_request::<lsp::request::DocumentHighlightRequest, _>(
|params, _| {
assert_eq!(
params
.text_document_position_params
.text_document
.uri
.as_str(),
"file:///root-1/main.rs"
);
assert_eq!(
params.text_document_position_params.position,
lsp::Position::new(0, 34)
);
Some(vec![
lsp::DocumentHighlight {
kind: Some(lsp::DocumentHighlightKind::WRITE),
range: lsp::Range::new(
lsp::Position::new(0, 10),
lsp::Position::new(0, 16),
),
},
lsp::DocumentHighlight {
kind: Some(lsp::DocumentHighlightKind::READ),
range: lsp::Range::new(
lsp::Position::new(0, 32),
lsp::Position::new(0, 38),
),
},
lsp::DocumentHighlight {
kind: Some(lsp::DocumentHighlightKind::READ),
range: lsp::Range::new(
lsp::Position::new(0, 41),
lsp::Position::new(0, 47),
),
},
])
},
);
let highlights = highlights.await.unwrap();
buffer_b.read_with(&cx_b, |buffer, _| {
let snapshot = buffer.snapshot();
let highlights = highlights
.into_iter()
.map(|highlight| (highlight.kind, highlight.range.to_offset(&snapshot)))
.collect::<Vec<_>>();
assert_eq!(
highlights,
&[
(lsp::DocumentHighlightKind::WRITE, 10..16),
(lsp::DocumentHighlightKind::READ, 32..38),
(lsp::DocumentHighlightKind::READ, 41..47)
]
)
});
}
#[gpui::test(iterations = 10)]
async fn test_project_symbols(mut cx_a: TestAppContext, mut cx_b: TestAppContext) {
cx_a.foreground().forbid_parking();
let mut lang_registry = Arc::new(LanguageRegistry::new());
let fs = FakeFs::new(cx_a.background());
fs.insert_tree(
"/code",
json!({
"crate-1": {
".zed.toml": r#"collaborators = ["user_b"]"#,
"one.rs": "const ONE: usize = 1;",
},
"crate-2": {
"two.rs": "const TWO: usize = 2; const THREE: usize = 3;",
},
"private": {
"passwords.txt": "the-password",
}
}),
)
.await;
// Set up a fake language server.
let (language_server_config, mut fake_language_servers) = LanguageServerConfig::fake();
Arc::get_mut(&mut lang_registry)
.unwrap()
.add(Arc::new(Language::new(
LanguageConfig {
name: "Rust".into(),
path_suffixes: vec!["rs".to_string()],
language_server: Some(language_server_config),
..Default::default()
},
Some(tree_sitter_rust::language()),
)));
// Connect to a server as 2 clients.
let mut server = TestServer::start(cx_a.foreground(), cx_a.background()).await;
let client_a = server.create_client(&mut cx_a, "user_a").await;
let client_b = server.create_client(&mut cx_b, "user_b").await;
// Share a project as client A
let project_a = cx_a.update(|cx| {
Project::local(
client_a.clone(),
client_a.user_store.clone(),
lang_registry.clone(),
fs.clone(),
cx,
)
});
let (worktree_a, _) = project_a
.update(&mut cx_a, |p, cx| {
p.find_or_create_local_worktree("/code/crate-1", false, cx)
})
.await
.unwrap();
worktree_a
.read_with(&cx_a, |tree, _| tree.as_local().unwrap().scan_complete())
.await;
let project_id = project_a.update(&mut cx_a, |p, _| p.next_remote_id()).await;
let worktree_id = worktree_a.read_with(&cx_a, |tree, _| tree.id());
project_a
.update(&mut cx_a, |p, cx| p.share(cx))
.await
.unwrap();
// Join the worktree as client B.
let project_b = Project::remote(
project_id,
client_b.clone(),
client_b.user_store.clone(),
lang_registry.clone(),
fs.clone(),
&mut cx_b.to_async(),
)
.await
.unwrap();
// Cause the language server to start.
let _buffer = cx_b
.background()
.spawn(project_b.update(&mut cx_b, |p, cx| {
p.open_buffer((worktree_id, "one.rs"), cx)
}))
.await
.unwrap();
// Request the definition of a symbol as the guest.
let symbols = project_b.update(&mut cx_b, |p, cx| p.symbols("two", cx));
let mut fake_language_server = fake_language_servers.next().await.unwrap();
fake_language_server.handle_request::<lsp::request::WorkspaceSymbol, _>(|_, _| {
#[allow(deprecated)]
Some(vec![lsp::SymbolInformation {
name: "TWO".into(),
location: lsp::Location {
uri: lsp::Url::from_file_path("/code/crate-2/two.rs").unwrap(),
range: lsp::Range::new(lsp::Position::new(0, 6), lsp::Position::new(0, 9)),
},
kind: lsp::SymbolKind::CONSTANT,
tags: None,
container_name: None,
deprecated: None,
}])
});
let symbols = symbols.await.unwrap();
assert_eq!(symbols.len(), 1);
assert_eq!(symbols[0].name, "TWO");
// Open one of the returned symbols.
let buffer_b_2 = project_b
.update(&mut cx_b, |project, cx| {
project.open_buffer_for_symbol(&symbols[0], cx)
})
.await
.unwrap();
buffer_b_2.read_with(&cx_b, |buffer, _| {
assert_eq!(
buffer.file().unwrap().path().as_ref(),
Path::new("../crate-2/two.rs")
);
});
// Attempt to craft a symbol and violate host's privacy by opening an arbitrary file.
let mut fake_symbol = symbols[0].clone();
fake_symbol.path = Path::new("/code/secrets").into();
let error = project_b
.update(&mut cx_b, |project, cx| {
project.open_buffer_for_symbol(&fake_symbol, cx)
})
.await
.unwrap_err();
assert!(error.to_string().contains("invalid symbol signature"));
}
#[gpui::test(iterations = 10)]
async fn test_open_buffer_while_getting_definition_pointing_to_it(
mut cx_a: TestAppContext,
mut cx_b: TestAppContext,
mut rng: StdRng,
) {
cx_a.foreground().forbid_parking();
let mut lang_registry = Arc::new(LanguageRegistry::new());
let fs = FakeFs::new(cx_a.background());
fs.insert_tree(
"/root",
json!({
".zed.toml": r#"collaborators = ["user_b"]"#,
"a.rs": "const ONE: usize = b::TWO;",
"b.rs": "const TWO: usize = 2",
}),
)
.await;
// Set up a fake language server.
let (language_server_config, mut fake_language_servers) = LanguageServerConfig::fake();
Arc::get_mut(&mut lang_registry)
.unwrap()
.add(Arc::new(Language::new(
LanguageConfig {
name: "Rust".into(),
path_suffixes: vec!["rs".to_string()],
language_server: Some(language_server_config),
..Default::default()
},
Some(tree_sitter_rust::language()),
)));
// Connect to a server as 2 clients.
let mut server = TestServer::start(cx_a.foreground(), cx_a.background()).await;
let client_a = server.create_client(&mut cx_a, "user_a").await;
let client_b = server.create_client(&mut cx_b, "user_b").await;
// Share a project as client A
let project_a = cx_a.update(|cx| {
Project::local(
client_a.clone(),
client_a.user_store.clone(),
lang_registry.clone(),
fs.clone(),
cx,
)
});
let (worktree_a, _) = project_a
.update(&mut cx_a, |p, cx| {
p.find_or_create_local_worktree("/root", false, cx)
})
.await
.unwrap();
worktree_a
.read_with(&cx_a, |tree, _| tree.as_local().unwrap().scan_complete())
.await;
let project_id = project_a.update(&mut cx_a, |p, _| p.next_remote_id()).await;
let worktree_id = worktree_a.read_with(&cx_a, |tree, _| tree.id());
project_a
.update(&mut cx_a, |p, cx| p.share(cx))
.await
.unwrap();
// Join the worktree as client B.
let project_b = Project::remote(
project_id,
client_b.clone(),
client_b.user_store.clone(),
lang_registry.clone(),
fs.clone(),
&mut cx_b.to_async(),
)
.await
.unwrap();
let buffer_b1 = cx_b
.background()
.spawn(project_b.update(&mut cx_b, |p, cx| p.open_buffer((worktree_id, "a.rs"), cx)))
.await
.unwrap();
let definitions;
let buffer_b2;
if rng.gen() {
definitions = project_b.update(&mut cx_b, |p, cx| p.definition(&buffer_b1, 23, cx));
buffer_b2 =
project_b.update(&mut cx_b, |p, cx| p.open_buffer((worktree_id, "b.rs"), cx));
} else {
buffer_b2 =
project_b.update(&mut cx_b, |p, cx| p.open_buffer((worktree_id, "b.rs"), cx));
definitions = project_b.update(&mut cx_b, |p, cx| p.definition(&buffer_b1, 23, cx));
}
let mut fake_language_server = fake_language_servers.next().await.unwrap();
fake_language_server.handle_request::<lsp::request::GotoDefinition, _>(|_, _| {
Some(lsp::GotoDefinitionResponse::Scalar(lsp::Location::new(
lsp::Url::from_file_path("/root/b.rs").unwrap(),
lsp::Range::new(lsp::Position::new(0, 6), lsp::Position::new(0, 9)),
)))
});
let buffer_b2 = buffer_b2.await.unwrap();
let definitions = definitions.await.unwrap();
assert_eq!(definitions.len(), 1);
assert_eq!(definitions[0].buffer, buffer_b2);
}
#[gpui::test(iterations = 10)]
async fn test_collaborating_with_code_actions(
mut cx_a: TestAppContext,
mut cx_b: TestAppContext,
) {
cx_a.foreground().forbid_parking();
let mut lang_registry = Arc::new(LanguageRegistry::new());
let fs = FakeFs::new(cx_a.background());
let mut path_openers_b = Vec::new();
cx_b.update(|cx| editor::init(cx, &mut path_openers_b));
// Set up a fake language server.
let (language_server_config, mut fake_language_servers) = LanguageServerConfig::fake();
Arc::get_mut(&mut lang_registry)
.unwrap()
.add(Arc::new(Language::new(
LanguageConfig {
name: "Rust".into(),
path_suffixes: vec!["rs".to_string()],
language_server: Some(language_server_config),
..Default::default()
},
Some(tree_sitter_rust::language()),
)));
// Connect to a server as 2 clients.
let mut server = TestServer::start(cx_a.foreground(), cx_a.background()).await;
let client_a = server.create_client(&mut cx_a, "user_a").await;
let client_b = server.create_client(&mut cx_b, "user_b").await;
// Share a project as client A
fs.insert_tree(
"/a",
json!({
".zed.toml": r#"collaborators = ["user_b"]"#,
"main.rs": "mod other;\nfn main() { let foo = other::foo(); }",
"other.rs": "pub fn foo() -> usize { 4 }",
}),
)
.await;
let project_a = cx_a.update(|cx| {
Project::local(
client_a.clone(),
client_a.user_store.clone(),
lang_registry.clone(),
fs.clone(),
cx,
)
});
let (worktree_a, _) = project_a
.update(&mut cx_a, |p, cx| {
p.find_or_create_local_worktree("/a", false, cx)
})
.await
.unwrap();
worktree_a
.read_with(&cx_a, |tree, _| tree.as_local().unwrap().scan_complete())
.await;
let project_id = project_a.update(&mut cx_a, |p, _| p.next_remote_id()).await;
let worktree_id = worktree_a.read_with(&cx_a, |tree, _| tree.id());
project_a
.update(&mut cx_a, |p, cx| p.share(cx))
.await
.unwrap();
// Join the worktree as client B.
let project_b = Project::remote(
project_id,
client_b.clone(),
client_b.user_store.clone(),
lang_registry.clone(),
fs.clone(),
&mut cx_b.to_async(),
)
.await
.unwrap();
let mut params = cx_b.update(WorkspaceParams::test);
params.languages = lang_registry.clone();
params.client = client_b.client.clone();
params.user_store = client_b.user_store.clone();
params.project = project_b;
params.path_openers = path_openers_b.into();
let (_window_b, workspace_b) = cx_b.add_window(|cx| Workspace::new(&params, cx));
let editor_b = workspace_b
.update(&mut cx_b, |workspace, cx| {
workspace.open_path((worktree_id, "main.rs").into(), cx)
})
.await
.unwrap()
.downcast::<Editor>()
.unwrap();
let mut fake_language_server = fake_language_servers.next().await.unwrap();
fake_language_server
.handle_request::<lsp::request::CodeActionRequest, _>(|params, _| {
assert_eq!(
params.text_document.uri,
lsp::Url::from_file_path("/a/main.rs").unwrap(),
);
assert_eq!(params.range.start, lsp::Position::new(0, 0));
assert_eq!(params.range.end, lsp::Position::new(0, 0));
None
})
.next()
.await;
// Move cursor to a location that contains code actions.
editor_b.update(&mut cx_b, |editor, cx| {
editor.select_ranges([Point::new(1, 31)..Point::new(1, 31)], None, cx);
cx.focus(&editor_b);
});
fake_language_server
.handle_request::<lsp::request::CodeActionRequest, _>(|params, _| {
assert_eq!(
params.text_document.uri,
lsp::Url::from_file_path("/a/main.rs").unwrap(),
);
assert_eq!(params.range.start, lsp::Position::new(1, 31));
assert_eq!(params.range.end, lsp::Position::new(1, 31));
Some(vec![lsp::CodeActionOrCommand::CodeAction(
lsp::CodeAction {
title: "Inline into all callers".to_string(),
edit: Some(lsp::WorkspaceEdit {
changes: Some(
[
(
lsp::Url::from_file_path("/a/main.rs").unwrap(),
vec![lsp::TextEdit::new(
lsp::Range::new(
lsp::Position::new(1, 22),
lsp::Position::new(1, 34),
),
"4".to_string(),
)],
),
(
lsp::Url::from_file_path("/a/other.rs").unwrap(),
vec![lsp::TextEdit::new(
lsp::Range::new(
lsp::Position::new(0, 0),
lsp::Position::new(0, 27),
),
"".to_string(),
)],
),
]
.into_iter()
.collect(),
),
..Default::default()
}),
data: Some(json!({
"codeActionParams": {
"range": {
"start": {"line": 1, "column": 31},
"end": {"line": 1, "column": 31},
}
}
})),
..Default::default()
},
)])
})
.next()
.await;
// Toggle code actions and wait for them to display.
editor_b.update(&mut cx_b, |editor, cx| {
editor.toggle_code_actions(&ToggleCodeActions(false), cx);
});
editor_b
.condition(&cx_b, |editor, _| editor.context_menu_visible())
.await;
fake_language_server.remove_request_handler::<lsp::request::CodeActionRequest>();
// Confirming the code action will trigger a resolve request.
let confirm_action = workspace_b
.update(&mut cx_b, |workspace, cx| {
Editor::confirm_code_action(workspace, &ConfirmCodeAction(Some(0)), cx)
})
.unwrap();
fake_language_server.handle_request::<lsp::request::CodeActionResolveRequest, _>(|_, _| {
lsp::CodeAction {
title: "Inline into all callers".to_string(),
edit: Some(lsp::WorkspaceEdit {
changes: Some(
[
(
lsp::Url::from_file_path("/a/main.rs").unwrap(),
vec![lsp::TextEdit::new(
lsp::Range::new(
lsp::Position::new(1, 22),
lsp::Position::new(1, 34),
),
"4".to_string(),
)],
),
(
lsp::Url::from_file_path("/a/other.rs").unwrap(),
vec![lsp::TextEdit::new(
lsp::Range::new(
lsp::Position::new(0, 0),
lsp::Position::new(0, 27),
),
"".to_string(),
)],
),
]
.into_iter()
.collect(),
),
..Default::default()
}),
..Default::default()
}
});
// After the action is confirmed, an editor containing both modified files is opened.
confirm_action.await.unwrap();
let code_action_editor = workspace_b.read_with(&cx_b, |workspace, cx| {
workspace
.active_item(cx)
.unwrap()
.downcast::<Editor>()
.unwrap()
});
code_action_editor.update(&mut cx_b, |editor, cx| {
assert_eq!(editor.text(cx), "\nmod other;\nfn main() { let foo = 4; }");
editor.undo(&Undo, cx);
assert_eq!(
editor.text(cx),
"pub fn foo() -> usize { 4 }\nmod other;\nfn main() { let foo = other::foo(); }"
);
editor.redo(&Redo, cx);
assert_eq!(editor.text(cx), "\nmod other;\nfn main() { let foo = 4; }");
});
}
#[gpui::test(iterations = 10)]
async fn test_collaborating_with_renames(mut cx_a: TestAppContext, mut cx_b: TestAppContext) {
cx_a.foreground().forbid_parking();
let mut lang_registry = Arc::new(LanguageRegistry::new());
let fs = FakeFs::new(cx_a.background());
let mut path_openers_b = Vec::new();
cx_b.update(|cx| editor::init(cx, &mut path_openers_b));
// Set up a fake language server.
let (language_server_config, mut fake_language_servers) = LanguageServerConfig::fake();
Arc::get_mut(&mut lang_registry)
.unwrap()
.add(Arc::new(Language::new(
LanguageConfig {
name: "Rust".into(),
path_suffixes: vec!["rs".to_string()],
language_server: Some(language_server_config),
..Default::default()
},
Some(tree_sitter_rust::language()),
)));
// Connect to a server as 2 clients.
let mut server = TestServer::start(cx_a.foreground(), cx_a.background()).await;
let client_a = server.create_client(&mut cx_a, "user_a").await;
let client_b = server.create_client(&mut cx_b, "user_b").await;
// Share a project as client A
fs.insert_tree(
"/dir",
json!({
".zed.toml": r#"collaborators = ["user_b"]"#,
"one.rs": "const ONE: usize = 1;",
"two.rs": "const TWO: usize = one::ONE + one::ONE;"
}),
)
.await;
let project_a = cx_a.update(|cx| {
Project::local(
client_a.clone(),
client_a.user_store.clone(),
lang_registry.clone(),
fs.clone(),
cx,
)
});
let (worktree_a, _) = project_a
.update(&mut cx_a, |p, cx| {
p.find_or_create_local_worktree("/dir", false, cx)
})
.await
.unwrap();
worktree_a
.read_with(&cx_a, |tree, _| tree.as_local().unwrap().scan_complete())
.await;
let project_id = project_a.update(&mut cx_a, |p, _| p.next_remote_id()).await;
let worktree_id = worktree_a.read_with(&cx_a, |tree, _| tree.id());
project_a
.update(&mut cx_a, |p, cx| p.share(cx))
.await
.unwrap();
// Join the worktree as client B.
let project_b = Project::remote(
project_id,
client_b.clone(),
client_b.user_store.clone(),
lang_registry.clone(),
fs.clone(),
&mut cx_b.to_async(),
)
.await
.unwrap();
let mut params = cx_b.update(WorkspaceParams::test);
params.languages = lang_registry.clone();
params.client = client_b.client.clone();
params.user_store = client_b.user_store.clone();
params.project = project_b;
params.path_openers = path_openers_b.into();
let (_window_b, workspace_b) = cx_b.add_window(|cx| Workspace::new(&params, cx));
let editor_b = workspace_b
.update(&mut cx_b, |workspace, cx| {
workspace.open_path((worktree_id, "one.rs").into(), cx)
})
.await
.unwrap()
.downcast::<Editor>()
.unwrap();
let mut fake_language_server = fake_language_servers.next().await.unwrap();
// Move cursor to a location that can be renamed.
let prepare_rename = editor_b.update(&mut cx_b, |editor, cx| {
editor.select_ranges([7..7], None, cx);
editor.rename(&Rename, cx).unwrap()
});
fake_language_server
.handle_request::<lsp::request::PrepareRenameRequest, _>(|params, _| {
assert_eq!(params.text_document.uri.as_str(), "file:///dir/one.rs");
assert_eq!(params.position, lsp::Position::new(0, 7));
Some(lsp::PrepareRenameResponse::Range(lsp::Range::new(
lsp::Position::new(0, 6),
lsp::Position::new(0, 9),
)))
})
.next()
.await
.unwrap();
prepare_rename.await.unwrap();
editor_b.update(&mut cx_b, |editor, cx| {
let rename = editor.pending_rename().unwrap();
let buffer = editor.buffer().read(cx).snapshot(cx);
assert_eq!(
rename.range.start.to_offset(&buffer)..rename.range.end.to_offset(&buffer),
6..9
);
rename.editor.update(cx, |rename_editor, cx| {
rename_editor.buffer().update(cx, |rename_buffer, cx| {
rename_buffer.edit([0..3], "THREE", cx);
});
});
});
let confirm_rename = workspace_b.update(&mut cx_b, |workspace, cx| {
Editor::confirm_rename(workspace, &ConfirmRename, cx).unwrap()
});
fake_language_server
.handle_request::<lsp::request::Rename, _>(|params, _| {
assert_eq!(
params.text_document_position.text_document.uri.as_str(),
"file:///dir/one.rs"
);
assert_eq!(
params.text_document_position.position,
lsp::Position::new(0, 6)
);
assert_eq!(params.new_name, "THREE");
Some(lsp::WorkspaceEdit {
changes: Some(
[
(
lsp::Url::from_file_path("/dir/one.rs").unwrap(),
vec![lsp::TextEdit::new(
lsp::Range::new(
lsp::Position::new(0, 6),
lsp::Position::new(0, 9),
),
"THREE".to_string(),
)],
),
(
lsp::Url::from_file_path("/dir/two.rs").unwrap(),
vec![
lsp::TextEdit::new(
lsp::Range::new(
lsp::Position::new(0, 24),
lsp::Position::new(0, 27),
),
"THREE".to_string(),
),
lsp::TextEdit::new(
lsp::Range::new(
lsp::Position::new(0, 35),
lsp::Position::new(0, 38),
),
"THREE".to_string(),
),
],
),
]
.into_iter()
.collect(),
),
..Default::default()
})
})
.next()
.await
.unwrap();
confirm_rename.await.unwrap();
let rename_editor = workspace_b.read_with(&cx_b, |workspace, cx| {
workspace
.active_item(cx)
.unwrap()
.downcast::<Editor>()
.unwrap()
});
rename_editor.update(&mut cx_b, |editor, cx| {
assert_eq!(
editor.text(cx),
"const TWO: usize = one::THREE + one::THREE;\nconst THREE: usize = 1;"
);
editor.undo(&Undo, cx);
assert_eq!(
editor.text(cx),
"const TWO: usize = one::ONE + one::ONE;\nconst ONE: usize = 1;"
);
editor.redo(&Redo, cx);
assert_eq!(
editor.text(cx),
"const TWO: usize = one::THREE + one::THREE;\nconst THREE: usize = 1;"
);
});
// Ensure temporary rename edits cannot be undone/redone.
editor_b.update(&mut cx_b, |editor, cx| {
editor.undo(&Undo, cx);
assert_eq!(editor.text(cx), "const ONE: usize = 1;");
editor.undo(&Undo, cx);
assert_eq!(editor.text(cx), "const ONE: usize = 1;");
editor.redo(&Redo, cx);
assert_eq!(editor.text(cx), "const THREE: usize = 1;");
})
}
#[gpui::test(iterations = 10)]
async fn test_basic_chat(mut cx_a: TestAppContext, mut cx_b: TestAppContext) {
cx_a.foreground().forbid_parking();
// Connect to a server as 2 clients.
let mut server = TestServer::start(cx_a.foreground(), cx_a.background()).await;
let client_a = server.create_client(&mut cx_a, "user_a").await;
let client_b = server.create_client(&mut cx_b, "user_b").await;
// Create an org that includes these 2 users.
let db = &server.app_state.db;
let org_id = db.create_org("Test Org", "test-org").await.unwrap();
db.add_org_member(org_id, client_a.current_user_id(&cx_a), false)
.await
.unwrap();
db.add_org_member(org_id, client_b.current_user_id(&cx_b), false)
.await
.unwrap();
// Create a channel that includes all the users.
let channel_id = db.create_org_channel(org_id, "test-channel").await.unwrap();
db.add_channel_member(channel_id, client_a.current_user_id(&cx_a), false)
.await
.unwrap();
db.add_channel_member(channel_id, client_b.current_user_id(&cx_b), false)
.await
.unwrap();
db.create_channel_message(
channel_id,
client_b.current_user_id(&cx_b),
"hello A, it's B.",
OffsetDateTime::now_utc(),
1,
)
.await
.unwrap();
let channels_a = cx_a
.add_model(|cx| ChannelList::new(client_a.user_store.clone(), client_a.clone(), cx));
channels_a
.condition(&mut cx_a, |list, _| list.available_channels().is_some())
.await;
channels_a.read_with(&cx_a, |list, _| {
assert_eq!(
list.available_channels().unwrap(),
&[ChannelDetails {
id: channel_id.to_proto(),
name: "test-channel".to_string()
}]
)
});
let channel_a = channels_a.update(&mut cx_a, |this, cx| {
this.get_channel(channel_id.to_proto(), cx).unwrap()
});
channel_a.read_with(&cx_a, |channel, _| assert!(channel.messages().is_empty()));
channel_a
.condition(&cx_a, |channel, _| {
channel_messages(channel)
== [("user_b".to_string(), "hello A, it's B.".to_string(), false)]
})
.await;
let channels_b = cx_b
.add_model(|cx| ChannelList::new(client_b.user_store.clone(), client_b.clone(), cx));
channels_b
.condition(&mut cx_b, |list, _| list.available_channels().is_some())
.await;
channels_b.read_with(&cx_b, |list, _| {
assert_eq!(
list.available_channels().unwrap(),
&[ChannelDetails {
id: channel_id.to_proto(),
name: "test-channel".to_string()
}]
)
});
let channel_b = channels_b.update(&mut cx_b, |this, cx| {
this.get_channel(channel_id.to_proto(), cx).unwrap()
});
channel_b.read_with(&cx_b, |channel, _| assert!(channel.messages().is_empty()));
channel_b
.condition(&cx_b, |channel, _| {
channel_messages(channel)
== [("user_b".to_string(), "hello A, it's B.".to_string(), false)]
})
.await;
channel_a
.update(&mut cx_a, |channel, cx| {
channel
.send_message("oh, hi B.".to_string(), cx)
.unwrap()
.detach();
let task = channel.send_message("sup".to_string(), cx).unwrap();
assert_eq!(
channel_messages(channel),
&[
("user_b".to_string(), "hello A, it's B.".to_string(), false),
("user_a".to_string(), "oh, hi B.".to_string(), true),
("user_a".to_string(), "sup".to_string(), true)
]
);
task
})
.await
.unwrap();
channel_b
.condition(&cx_b, |channel, _| {
channel_messages(channel)
== [
("user_b".to_string(), "hello A, it's B.".to_string(), false),
("user_a".to_string(), "oh, hi B.".to_string(), false),
("user_a".to_string(), "sup".to_string(), false),
]
})
.await;
assert_eq!(
server
.state()
.await
.channel(channel_id)
.unwrap()
.connection_ids
.len(),
2
);
cx_b.update(|_| drop(channel_b));
server
.condition(|state| state.channel(channel_id).unwrap().connection_ids.len() == 1)
.await;
cx_a.update(|_| drop(channel_a));
server
.condition(|state| state.channel(channel_id).is_none())
.await;
}
#[gpui::test(iterations = 10)]
async fn test_chat_message_validation(mut cx_a: TestAppContext) {
cx_a.foreground().forbid_parking();
let mut server = TestServer::start(cx_a.foreground(), cx_a.background()).await;
let client_a = server.create_client(&mut cx_a, "user_a").await;
let db = &server.app_state.db;
let org_id = db.create_org("Test Org", "test-org").await.unwrap();
let channel_id = db.create_org_channel(org_id, "test-channel").await.unwrap();
db.add_org_member(org_id, client_a.current_user_id(&cx_a), false)
.await
.unwrap();
db.add_channel_member(channel_id, client_a.current_user_id(&cx_a), false)
.await
.unwrap();
let channels_a = cx_a
.add_model(|cx| ChannelList::new(client_a.user_store.clone(), client_a.clone(), cx));
channels_a
.condition(&mut cx_a, |list, _| list.available_channels().is_some())
.await;
let channel_a = channels_a.update(&mut cx_a, |this, cx| {
this.get_channel(channel_id.to_proto(), cx).unwrap()
});
// Messages aren't allowed to be too long.
channel_a
.update(&mut cx_a, |channel, cx| {
let long_body = "this is long.\n".repeat(1024);
channel.send_message(long_body, cx).unwrap()
})
.await
.unwrap_err();
// Messages aren't allowed to be blank.
channel_a.update(&mut cx_a, |channel, cx| {
channel.send_message(String::new(), cx).unwrap_err()
});
// Leading and trailing whitespace are trimmed.
channel_a
.update(&mut cx_a, |channel, cx| {
channel
.send_message("\n surrounded by whitespace \n".to_string(), cx)
.unwrap()
})
.await
.unwrap();
assert_eq!(
db.get_channel_messages(channel_id, 10, None)
.await
.unwrap()
.iter()
.map(|m| &m.body)
.collect::<Vec<_>>(),
&["surrounded by whitespace"]
);
}
#[gpui::test(iterations = 10)]
async fn test_chat_reconnection(mut cx_a: TestAppContext, mut cx_b: TestAppContext) {
cx_a.foreground().forbid_parking();
// Connect to a server as 2 clients.
let mut server = TestServer::start(cx_a.foreground(), cx_a.background()).await;
let client_a = server.create_client(&mut cx_a, "user_a").await;
let client_b = server.create_client(&mut cx_b, "user_b").await;
let mut status_b = client_b.status();
// Create an org that includes these 2 users.
let db = &server.app_state.db;
let org_id = db.create_org("Test Org", "test-org").await.unwrap();
db.add_org_member(org_id, client_a.current_user_id(&cx_a), false)
.await
.unwrap();
db.add_org_member(org_id, client_b.current_user_id(&cx_b), false)
.await
.unwrap();
// Create a channel that includes all the users.
let channel_id = db.create_org_channel(org_id, "test-channel").await.unwrap();
db.add_channel_member(channel_id, client_a.current_user_id(&cx_a), false)
.await
.unwrap();
db.add_channel_member(channel_id, client_b.current_user_id(&cx_b), false)
.await
.unwrap();
db.create_channel_message(
channel_id,
client_b.current_user_id(&cx_b),
"hello A, it's B.",
OffsetDateTime::now_utc(),
2,
)
.await
.unwrap();
let channels_a = cx_a
.add_model(|cx| ChannelList::new(client_a.user_store.clone(), client_a.clone(), cx));
channels_a
.condition(&mut cx_a, |list, _| list.available_channels().is_some())
.await;
channels_a.read_with(&cx_a, |list, _| {
assert_eq!(
list.available_channels().unwrap(),
&[ChannelDetails {
id: channel_id.to_proto(),
name: "test-channel".to_string()
}]
)
});
let channel_a = channels_a.update(&mut cx_a, |this, cx| {
this.get_channel(channel_id.to_proto(), cx).unwrap()
});
channel_a.read_with(&cx_a, |channel, _| assert!(channel.messages().is_empty()));
channel_a
.condition(&cx_a, |channel, _| {
channel_messages(channel)
== [("user_b".to_string(), "hello A, it's B.".to_string(), false)]
})
.await;
let channels_b = cx_b
.add_model(|cx| ChannelList::new(client_b.user_store.clone(), client_b.clone(), cx));
channels_b
.condition(&mut cx_b, |list, _| list.available_channels().is_some())
.await;
channels_b.read_with(&cx_b, |list, _| {
assert_eq!(
list.available_channels().unwrap(),
&[ChannelDetails {
id: channel_id.to_proto(),
name: "test-channel".to_string()
}]
)
});
let channel_b = channels_b.update(&mut cx_b, |this, cx| {
this.get_channel(channel_id.to_proto(), cx).unwrap()
});
channel_b.read_with(&cx_b, |channel, _| assert!(channel.messages().is_empty()));
channel_b
.condition(&cx_b, |channel, _| {
channel_messages(channel)
== [("user_b".to_string(), "hello A, it's B.".to_string(), false)]
})
.await;
// Disconnect client B, ensuring we can still access its cached channel data.
server.forbid_connections();
server.disconnect_client(client_b.current_user_id(&cx_b));
while !matches!(
status_b.next().await,
Some(client::Status::ReconnectionError { .. })
) {}
channels_b.read_with(&cx_b, |channels, _| {
assert_eq!(
channels.available_channels().unwrap(),
[ChannelDetails {
id: channel_id.to_proto(),
name: "test-channel".to_string()
}]
)
});
channel_b.read_with(&cx_b, |channel, _| {
assert_eq!(
channel_messages(channel),
[("user_b".to_string(), "hello A, it's B.".to_string(), false)]
)
});
// Send a message from client B while it is disconnected.
channel_b
.update(&mut cx_b, |channel, cx| {
let task = channel
.send_message("can you see this?".to_string(), cx)
.unwrap();
assert_eq!(
channel_messages(channel),
&[
("user_b".to_string(), "hello A, it's B.".to_string(), false),
("user_b".to_string(), "can you see this?".to_string(), true)
]
);
task
})
.await
.unwrap_err();
// Send a message from client A while B is disconnected.
channel_a
.update(&mut cx_a, |channel, cx| {
channel
.send_message("oh, hi B.".to_string(), cx)
.unwrap()
.detach();
let task = channel.send_message("sup".to_string(), cx).unwrap();
assert_eq!(
channel_messages(channel),
&[
("user_b".to_string(), "hello A, it's B.".to_string(), false),
("user_a".to_string(), "oh, hi B.".to_string(), true),
("user_a".to_string(), "sup".to_string(), true)
]
);
task
})
.await
.unwrap();
// Give client B a chance to reconnect.
server.allow_connections();
cx_b.foreground().advance_clock(Duration::from_secs(10));
// Verify that B sees the new messages upon reconnection, as well as the message client B
// sent while offline.
channel_b
.condition(&cx_b, |channel, _| {
channel_messages(channel)
== [
("user_b".to_string(), "hello A, it's B.".to_string(), false),
("user_a".to_string(), "oh, hi B.".to_string(), false),
("user_a".to_string(), "sup".to_string(), false),
("user_b".to_string(), "can you see this?".to_string(), false),
]
})
.await;
// Ensure client A and B can communicate normally after reconnection.
channel_a
.update(&mut cx_a, |channel, cx| {
channel.send_message("you online?".to_string(), cx).unwrap()
})
.await
.unwrap();
channel_b
.condition(&cx_b, |channel, _| {
channel_messages(channel)
== [
("user_b".to_string(), "hello A, it's B.".to_string(), false),
("user_a".to_string(), "oh, hi B.".to_string(), false),
("user_a".to_string(), "sup".to_string(), false),
("user_b".to_string(), "can you see this?".to_string(), false),
("user_a".to_string(), "you online?".to_string(), false),
]
})
.await;
channel_b
.update(&mut cx_b, |channel, cx| {
channel.send_message("yep".to_string(), cx).unwrap()
})
.await
.unwrap();
channel_a
.condition(&cx_a, |channel, _| {
channel_messages(channel)
== [
("user_b".to_string(), "hello A, it's B.".to_string(), false),
("user_a".to_string(), "oh, hi B.".to_string(), false),
("user_a".to_string(), "sup".to_string(), false),
("user_b".to_string(), "can you see this?".to_string(), false),
("user_a".to_string(), "you online?".to_string(), false),
("user_b".to_string(), "yep".to_string(), false),
]
})
.await;
}
#[gpui::test(iterations = 10)]
async fn test_contacts(
mut cx_a: TestAppContext,
mut cx_b: TestAppContext,
mut cx_c: TestAppContext,
) {
cx_a.foreground().forbid_parking();
let lang_registry = Arc::new(LanguageRegistry::new());
let fs = FakeFs::new(cx_a.background());
// Connect to a server as 3 clients.
let mut server = TestServer::start(cx_a.foreground(), cx_a.background()).await;
let client_a = server.create_client(&mut cx_a, "user_a").await;
let client_b = server.create_client(&mut cx_b, "user_b").await;
let client_c = server.create_client(&mut cx_c, "user_c").await;
// Share a worktree as client A.
fs.insert_tree(
"/a",
json!({
".zed.toml": r#"collaborators = ["user_b", "user_c"]"#,
}),
)
.await;
let project_a = cx_a.update(|cx| {
Project::local(
client_a.clone(),
client_a.user_store.clone(),
lang_registry.clone(),
fs.clone(),
cx,
)
});
let (worktree_a, _) = project_a
.update(&mut cx_a, |p, cx| {
p.find_or_create_local_worktree("/a", false, cx)
})
.await
.unwrap();
worktree_a
.read_with(&cx_a, |tree, _| tree.as_local().unwrap().scan_complete())
.await;
client_a
.user_store
.condition(&cx_a, |user_store, _| {
contacts(user_store) == vec![("user_a", vec![("a", vec![])])]
})
.await;
client_b
.user_store
.condition(&cx_b, |user_store, _| {
contacts(user_store) == vec![("user_a", vec![("a", vec![])])]
})
.await;
client_c
.user_store
.condition(&cx_c, |user_store, _| {
contacts(user_store) == vec![("user_a", vec![("a", vec![])])]
})
.await;
let project_id = project_a
.update(&mut cx_a, |project, _| project.next_remote_id())
.await;
project_a
.update(&mut cx_a, |project, cx| project.share(cx))
.await
.unwrap();
let _project_b = Project::remote(
project_id,
client_b.clone(),
client_b.user_store.clone(),
lang_registry.clone(),
fs.clone(),
&mut cx_b.to_async(),
)
.await
.unwrap();
client_a
.user_store
.condition(&cx_a, |user_store, _| {
contacts(user_store) == vec![("user_a", vec![("a", vec!["user_b"])])]
})
.await;
client_b
.user_store
.condition(&cx_b, |user_store, _| {
contacts(user_store) == vec![("user_a", vec![("a", vec!["user_b"])])]
})
.await;
client_c
.user_store
.condition(&cx_c, |user_store, _| {
contacts(user_store) == vec![("user_a", vec![("a", vec!["user_b"])])]
})
.await;
project_a
.condition(&cx_a, |project, _| {
project.collaborators().contains_key(&client_b.peer_id)
})
.await;
cx_a.update(move |_| drop(project_a));
client_a
.user_store
.condition(&cx_a, |user_store, _| contacts(user_store) == vec![])
.await;
client_b
.user_store
.condition(&cx_b, |user_store, _| contacts(user_store) == vec![])
.await;
client_c
.user_store
.condition(&cx_c, |user_store, _| contacts(user_store) == vec![])
.await;
fn contacts(user_store: &UserStore) -> Vec<(&str, Vec<(&str, Vec<&str>)>)> {
user_store
.contacts()
.iter()
.map(|contact| {
let worktrees = contact
.projects
.iter()
.map(|p| {
(
p.worktree_root_names[0].as_str(),
p.guests.iter().map(|p| p.github_login.as_str()).collect(),
)
})
.collect();
(contact.user.github_login.as_str(), worktrees)
})
.collect()
}
}
#[gpui::test(iterations = 100)]
async fn test_random_collaboration(cx: TestAppContext, rng: StdRng) {
cx.foreground().forbid_parking();
let max_peers = env::var("MAX_PEERS")
.map(|i| i.parse().expect("invalid `MAX_PEERS` variable"))
.unwrap_or(5);
let max_operations = env::var("OPERATIONS")
.map(|i| i.parse().expect("invalid `OPERATIONS` variable"))
.unwrap_or(10);
let rng = Arc::new(Mutex::new(rng));
let guest_lang_registry = Arc::new(LanguageRegistry::new());
let (language_server_config, _fake_language_servers) = LanguageServerConfig::fake();
let fs = FakeFs::new(cx.background());
fs.insert_tree(
"/_collab",
json!({
".zed.toml": r#"collaborators = ["guest-1", "guest-2", "guest-3", "guest-4", "guest-5"]"#
}),
)
.await;
let operations = Rc::new(Cell::new(0));
let mut server = TestServer::start(cx.foreground(), cx.background()).await;
let mut clients = Vec::new();
let mut next_entity_id = 100000;
let mut host_cx = TestAppContext::new(
cx.foreground_platform(),
cx.platform(),
cx.foreground(),
cx.background(),
cx.font_cache(),
next_entity_id,
);
let host = server.create_client(&mut host_cx, "host").await;
let host_project = host_cx.update(|cx| {
Project::local(
host.client.clone(),
host.user_store.clone(),
Arc::new(LanguageRegistry::new()),
fs.clone(),
cx,
)
});
let host_project_id = host_project
.update(&mut host_cx, |p, _| p.next_remote_id())
.await;
let (collab_worktree, _) = host_project
.update(&mut host_cx, |project, cx| {
project.find_or_create_local_worktree("/_collab", false, cx)
})
.await
.unwrap();
collab_worktree
.read_with(&host_cx, |tree, _| tree.as_local().unwrap().scan_complete())
.await;
host_project
.update(&mut host_cx, |project, cx| project.share(cx))
.await
.unwrap();
clients.push(cx.foreground().spawn(host.simulate_host(
host_project.clone(),
language_server_config,
operations.clone(),
max_operations,
rng.clone(),
host_cx.clone(),
)));
while operations.get() < max_operations {
cx.background().simulate_random_delay().await;
if clients.len() < max_peers && rng.lock().gen_bool(0.05) {
operations.set(operations.get() + 1);
let guest_id = clients.len();
log::info!("Adding guest {}", guest_id);
next_entity_id += 100000;
let mut guest_cx = TestAppContext::new(
cx.foreground_platform(),
cx.platform(),
cx.foreground(),
cx.background(),
cx.font_cache(),
next_entity_id,
);
let guest = server
.create_client(&mut guest_cx, &format!("guest-{}", guest_id))
.await;
let guest_project = Project::remote(
host_project_id,
guest.client.clone(),
guest.user_store.clone(),
guest_lang_registry.clone(),
fs.clone(),
&mut guest_cx.to_async(),
)
.await
.unwrap();
clients.push(cx.foreground().spawn(guest.simulate_guest(
guest_id,
guest_project,
operations.clone(),
max_operations,
rng.clone(),
guest_cx,
)));
log::info!("Guest {} added", guest_id);
}
}
let clients = futures::future::join_all(clients).await;
cx.foreground().run_until_parked();
let host_worktree_snapshots = host_project.read_with(&host_cx, |project, cx| {
project
.worktrees(cx)
.map(|worktree| {
let snapshot = worktree.read(cx).snapshot();
(snapshot.id(), snapshot)
})
.collect::<BTreeMap<_, _>>()
});
for (guest_client, guest_cx) in clients.iter().skip(1) {
let guest_id = guest_client.client.id();
let worktree_snapshots =
guest_client
.project
.as_ref()
.unwrap()
.read_with(guest_cx, |project, cx| {
project
.worktrees(cx)
.map(|worktree| {
let worktree = worktree.read(cx);
assert!(
!worktree.as_remote().unwrap().has_pending_updates(),
"Guest {} worktree {:?} contains deferred updates",
guest_id,
worktree.id()
);
(worktree.id(), worktree.snapshot())
})
.collect::<BTreeMap<_, _>>()
});
assert_eq!(
worktree_snapshots.keys().collect::<Vec<_>>(),
host_worktree_snapshots.keys().collect::<Vec<_>>(),
"guest {} has different worktrees than the host",
guest_id
);
for (id, host_snapshot) in &host_worktree_snapshots {
let guest_snapshot = &worktree_snapshots[id];
assert_eq!(
guest_snapshot.root_name(),
host_snapshot.root_name(),
"guest {} has different root name than the host for worktree {}",
guest_id,
id
);
assert_eq!(
guest_snapshot.entries(false).collect::<Vec<_>>(),
host_snapshot.entries(false).collect::<Vec<_>>(),
"guest {} has different snapshot than the host for worktree {}",
guest_id,
id
);
}
guest_client
.project
.as_ref()
.unwrap()
.read_with(guest_cx, |project, _| {
assert!(
!project.has_buffered_operations(),
"guest {} has buffered operations ",
guest_id,
);
});
for guest_buffer in &guest_client.buffers {
let buffer_id = guest_buffer.read_with(guest_cx, |buffer, _| buffer.remote_id());
let host_buffer = host_project.read_with(&host_cx, |project, _| {
project
.shared_buffer(guest_client.peer_id, buffer_id)
.expect(&format!(
"host doest not have buffer for guest:{}, peer:{}, id:{}",
guest_id, guest_client.peer_id, buffer_id
))
});
assert_eq!(
guest_buffer.read_with(guest_cx, |buffer, _| buffer.text()),
host_buffer.read_with(&host_cx, |buffer, _| buffer.text()),
"guest {} buffer {} differs from the host's buffer",
guest_id,
buffer_id,
);
}
}
}
struct TestServer {
peer: Arc<Peer>,
app_state: Arc<AppState>,
server: Arc<Server>,
foreground: Rc<executor::Foreground>,
notifications: mpsc::UnboundedReceiver<()>,
connection_killers: Arc<Mutex<HashMap<UserId, watch::Sender<Option<()>>>>>,
forbid_connections: Arc<AtomicBool>,
_test_db: TestDb,
}
impl TestServer {
async fn start(
foreground: Rc<executor::Foreground>,
background: Arc<executor::Background>,
) -> Self {
let test_db = TestDb::fake(background);
let app_state = Self::build_app_state(&test_db).await;
let peer = Peer::new();
let notifications = mpsc::unbounded();
let server = Server::new(app_state.clone(), peer.clone(), Some(notifications.0));
Self {
peer,
app_state,
server,
foreground,
notifications: notifications.1,
connection_killers: Default::default(),
forbid_connections: Default::default(),
_test_db: test_db,
}
}
async fn create_client(&mut self, cx: &mut TestAppContext, name: &str) -> TestClient {
let http = FakeHttpClient::with_404_response();
let user_id = self.app_state.db.create_user(name, false).await.unwrap();
let client_name = name.to_string();
let mut client = Client::new(http.clone());
let server = self.server.clone();
let connection_killers = self.connection_killers.clone();
let forbid_connections = self.forbid_connections.clone();
let (connection_id_tx, mut connection_id_rx) = mpsc::channel(16);
Arc::get_mut(&mut client)
.unwrap()
.override_authenticate(move |cx| {
cx.spawn(|_| async move {
let access_token = "the-token".to_string();
Ok(Credentials {
user_id: user_id.0 as u64,
access_token,
})
})
})
.override_establish_connection(move |credentials, cx| {
assert_eq!(credentials.user_id, user_id.0 as u64);
assert_eq!(credentials.access_token, "the-token");
let server = server.clone();
let connection_killers = connection_killers.clone();
let forbid_connections = forbid_connections.clone();
let client_name = client_name.clone();
let connection_id_tx = connection_id_tx.clone();
cx.spawn(move |cx| async move {
if forbid_connections.load(SeqCst) {
Err(EstablishConnectionError::other(anyhow!(
"server is forbidding connections"
)))
} else {
let (client_conn, server_conn, kill_conn) =
Connection::in_memory(cx.background());
connection_killers.lock().insert(user_id, kill_conn);
cx.background()
.spawn(server.handle_connection(
server_conn,
client_name,
user_id,
Some(connection_id_tx),
cx.background(),
))
.detach();
Ok(client_conn)
}
})
});
client
.authenticate_and_connect(&cx.to_async())
.await
.unwrap();
Channel::init(&client);
Project::init(&client);
let peer_id = PeerId(connection_id_rx.next().await.unwrap().0);
let user_store = cx.add_model(|cx| UserStore::new(client.clone(), http, cx));
let mut authed_user =
user_store.read_with(cx, |user_store, _| user_store.watch_current_user());
while authed_user.next().await.unwrap().is_none() {}
TestClient {
client,
peer_id,
user_store,
project: Default::default(),
buffers: Default::default(),
}
}
fn disconnect_client(&self, user_id: UserId) {
if let Some(mut kill_conn) = self.connection_killers.lock().remove(&user_id) {
let _ = kill_conn.try_send(Some(()));
}
}
fn forbid_connections(&self) {
self.forbid_connections.store(true, SeqCst);
}
fn allow_connections(&self) {
self.forbid_connections.store(false, SeqCst);
}
async fn build_app_state(test_db: &TestDb) -> Arc<AppState> {
let mut config = Config::default();
config.session_secret = "a".repeat(32);
config.database_url = test_db.url.clone();
let github_client = github::AppClient::test();
Arc::new(AppState {
db: test_db.db().clone(),
handlebars: Default::default(),
auth_client: auth::build_client("", ""),
repo_client: github::RepoClient::test(&github_client),
github_client,
config,
})
}
async fn state<'a>(&'a self) -> RwLockReadGuard<'a, Store> {
self.server.store.read()
}
async fn condition<F>(&mut self, mut predicate: F)
where
F: FnMut(&Store) -> bool,
{
async_std::future::timeout(Duration::from_millis(500), async {
while !(predicate)(&*self.server.store.read()) {
self.foreground.start_waiting();
self.notifications.next().await;
self.foreground.finish_waiting();
}
})
.await
.expect("condition timed out");
}
}
impl Drop for TestServer {
fn drop(&mut self) {
self.peer.reset();
}
}
struct TestClient {
client: Arc<Client>,
pub peer_id: PeerId,
pub user_store: ModelHandle<UserStore>,
project: Option<ModelHandle<Project>>,
buffers: HashSet<ModelHandle<zed::language::Buffer>>,
}
impl Deref for TestClient {
type Target = Arc<Client>;
fn deref(&self) -> &Self::Target {
&self.client
}
}
impl TestClient {
pub fn current_user_id(&self, cx: &TestAppContext) -> UserId {
UserId::from_proto(
self.user_store
.read_with(cx, |user_store, _| user_store.current_user().unwrap().id),
)
}
fn simulate_host(
mut self,
project: ModelHandle<Project>,
mut language_server_config: LanguageServerConfig,
operations: Rc<Cell<usize>>,
max_operations: usize,
rng: Arc<Mutex<StdRng>>,
mut cx: TestAppContext,
) -> impl Future<Output = (Self, TestAppContext)> {
let files: Arc<Mutex<Vec<PathBuf>>> = Default::default();
// Set up a fake language server.
language_server_config.set_fake_initializer({
let rng = rng.clone();
let files = files.clone();
let project = project.clone();
move |fake_server| {
fake_server.handle_request::<lsp::request::Completion, _>(|_, _| {
Some(lsp::CompletionResponse::Array(vec![lsp::CompletionItem {
text_edit: Some(lsp::CompletionTextEdit::Edit(lsp::TextEdit {
range: lsp::Range::new(
lsp::Position::new(0, 0),
lsp::Position::new(0, 0),
),
new_text: "the-new-text".to_string(),
})),
..Default::default()
}]))
});
fake_server.handle_request::<lsp::request::CodeActionRequest, _>(|_, _| {
Some(vec![lsp::CodeActionOrCommand::CodeAction(
lsp::CodeAction {
title: "the-code-action".to_string(),
..Default::default()
},
)])
});
fake_server.handle_request::<lsp::request::PrepareRenameRequest, _>(
|params, _| {
Some(lsp::PrepareRenameResponse::Range(lsp::Range::new(
params.position,
params.position,
)))
},
);
fake_server.handle_request::<lsp::request::GotoDefinition, _>({
let files = files.clone();
let rng = rng.clone();
move |_, _| {
let files = files.lock();
let mut rng = rng.lock();
let count = rng.gen_range::<usize, _>(1..3);
Some(lsp::GotoDefinitionResponse::Array(
(0..count)
.map(|_| {
let file = files.choose(&mut *rng).unwrap().as_path();
lsp::Location {
uri: lsp::Url::from_file_path(file).unwrap(),
range: Default::default(),
}
})
.collect(),
))
}
});
fake_server.handle_request::<lsp::request::DocumentHighlightRequest, _>({
let rng = rng.clone();
let project = project.clone();
move |params, mut cx| {
project.update(&mut cx, |project, cx| {
let path = params
.text_document_position_params
.text_document
.uri
.to_file_path()
.unwrap();
let (worktree, relative_path) =
project.find_local_worktree(&path, cx)?;
let project_path =
ProjectPath::from((worktree.read(cx).id(), relative_path));
let buffer = project.get_open_buffer(&project_path, cx)?.read(cx);
let mut highlights = Vec::new();
let highlight_count = rng.lock().gen_range(1..=5);
let mut prev_end = 0;
for _ in 0..highlight_count {
let range =
buffer.random_byte_range(prev_end, &mut *rng.lock());
let start =
buffer.offset_to_point_utf16(range.start).to_lsp_position();
let end =
buffer.offset_to_point_utf16(range.end).to_lsp_position();
highlights.push(lsp::DocumentHighlight {
range: lsp::Range::new(start, end),
kind: Some(lsp::DocumentHighlightKind::READ),
});
prev_end = range.end;
}
Some(highlights)
})
}
});
}
});
project.update(&mut cx, |project, _| {
project.languages().add(Arc::new(Language::new(
LanguageConfig {
name: "Rust".into(),
path_suffixes: vec!["rs".to_string()],
language_server: Some(language_server_config),
..Default::default()
},
None,
)));
});
async move {
let fs = project.read_with(&cx, |project, _| project.fs().clone());
while operations.get() < max_operations {
operations.set(operations.get() + 1);
let distribution = rng.lock().gen_range::<usize, _>(0..100);
match distribution {
0..=20 if !files.lock().is_empty() => {
let path = files.lock().choose(&mut *rng.lock()).unwrap().clone();
let mut path = path.as_path();
while let Some(parent_path) = path.parent() {
path = parent_path;
if rng.lock().gen() {
break;
}
}
log::info!("Host: find/create local worktree {:?}", path);
project
.update(&mut cx, |project, cx| {
project.find_or_create_local_worktree(path, false, cx)
})
.await
.unwrap();
}
10..=80 if !files.lock().is_empty() => {
let buffer = if self.buffers.is_empty() || rng.lock().gen() {
let file = files.lock().choose(&mut *rng.lock()).unwrap().clone();
let (worktree, path) = project
.update(&mut cx, |project, cx| {
project.find_or_create_local_worktree(file, false, cx)
})
.await
.unwrap();
let project_path =
worktree.read_with(&cx, |worktree, _| (worktree.id(), path));
log::info!("Host: opening path {:?}", project_path);
let buffer = project
.update(&mut cx, |project, cx| {
project.open_buffer(project_path, cx)
})
.await
.unwrap();
self.buffers.insert(buffer.clone());
buffer
} else {
self.buffers
.iter()
.choose(&mut *rng.lock())
.unwrap()
.clone()
};
if rng.lock().gen_bool(0.1) {
cx.update(|cx| {
log::info!(
"Host: dropping buffer {:?}",
buffer.read(cx).file().unwrap().full_path(cx)
);
self.buffers.remove(&buffer);
drop(buffer);
});
} else {
buffer.update(&mut cx, |buffer, cx| {
log::info!(
"Host: updating buffer {:?}",
buffer.file().unwrap().full_path(cx)
);
buffer.randomly_edit(&mut *rng.lock(), 5, cx)
});
}
}
_ => loop {
let path_component_count = rng.lock().gen_range::<usize, _>(1..=5);
let mut path = PathBuf::new();
path.push("/");
for _ in 0..path_component_count {
let letter = rng.lock().gen_range(b'a'..=b'z');
path.push(std::str::from_utf8(&[letter]).unwrap());
}
path.set_extension("rs");
let parent_path = path.parent().unwrap();
log::info!("Host: creating file {:?}", path,);
if fs.create_dir(&parent_path).await.is_ok()
&& fs.create_file(&path, Default::default()).await.is_ok()
{
files.lock().push(path);
break;
} else {
log::info!("Host: cannot create file");
}
},
}
cx.background().simulate_random_delay().await;
}
self.project = Some(project);
(self, cx)
}
}
pub async fn simulate_guest(
mut self,
guest_id: usize,
project: ModelHandle<Project>,
operations: Rc<Cell<usize>>,
max_operations: usize,
rng: Arc<Mutex<StdRng>>,
mut cx: TestAppContext,
) -> (Self, TestAppContext) {
while operations.get() < max_operations {
let buffer = if self.buffers.is_empty() || rng.lock().gen() {
let worktree = if let Some(worktree) = project.read_with(&cx, |project, cx| {
project
.worktrees(&cx)
.filter(|worktree| {
worktree.read(cx).entries(false).any(|e| e.is_file())
})
.choose(&mut *rng.lock())
}) {
worktree
} else {
cx.background().simulate_random_delay().await;
continue;
};
operations.set(operations.get() + 1);
let project_path = worktree.read_with(&cx, |worktree, _| {
let entry = worktree
.entries(false)
.filter(|e| e.is_file())
.choose(&mut *rng.lock())
.unwrap();
(worktree.id(), entry.path.clone())
});
log::info!("Guest {}: opening path {:?}", guest_id, project_path);
let buffer = project
.update(&mut cx, |project, cx| project.open_buffer(project_path, cx))
.await
.unwrap();
self.buffers.insert(buffer.clone());
buffer
} else {
operations.set(operations.get() + 1);
self.buffers
.iter()
.choose(&mut *rng.lock())
.unwrap()
.clone()
};
let choice = rng.lock().gen_range(0..100);
match choice {
0..=9 => {
cx.update(|cx| {
log::info!(
"Guest {}: dropping buffer {:?}",
guest_id,
buffer.read(cx).file().unwrap().full_path(cx)
);
self.buffers.remove(&buffer);
drop(buffer);
});
}
10..=19 => {
let completions = project.update(&mut cx, |project, cx| {
log::info!(
"Guest {}: requesting completions for buffer {:?}",
guest_id,
buffer.read(cx).file().unwrap().full_path(cx)
);
let offset = rng.lock().gen_range(0..=buffer.read(cx).len());
project.completions(&buffer, offset, cx)
});
let completions = cx.background().spawn(async move {
completions.await.expect("completions request failed");
});
if rng.lock().gen_bool(0.3) {
log::info!("Guest {}: detaching completions request", guest_id);
completions.detach();
} else {
completions.await;
}
}
20..=29 => {
let code_actions = project.update(&mut cx, |project, cx| {
log::info!(
"Guest {}: requesting code actions for buffer {:?}",
guest_id,
buffer.read(cx).file().unwrap().full_path(cx)
);
let range = buffer.read(cx).random_byte_range(0, &mut *rng.lock());
project.code_actions(&buffer, range, cx)
});
let code_actions = cx.background().spawn(async move {
code_actions.await.expect("code actions request failed");
});
if rng.lock().gen_bool(0.3) {
log::info!("Guest {}: detaching code actions request", guest_id);
code_actions.detach();
} else {
code_actions.await;
}
}
30..=39 if buffer.read_with(&cx, |buffer, _| buffer.is_dirty()) => {
let (requested_version, save) = buffer.update(&mut cx, |buffer, cx| {
log::info!(
"Guest {}: saving buffer {:?}",
guest_id,
buffer.file().unwrap().full_path(cx)
);
(buffer.version(), buffer.save(cx))
});
let save = cx.spawn(|cx| async move {
let (saved_version, _) = save.await.expect("save request failed");
buffer.read_with(&cx, |buffer, _| {
assert!(buffer.version().observed_all(&saved_version));
assert!(saved_version.observed_all(&requested_version));
});
});
if rng.lock().gen_bool(0.3) {
log::info!("Guest {}: detaching save request", guest_id);
save.detach();
} else {
save.await;
}
}
40..=45 => {
let prepare_rename = project.update(&mut cx, |project, cx| {
log::info!(
"Guest {}: preparing rename for buffer {:?}",
guest_id,
buffer.read(cx).file().unwrap().full_path(cx)
);
let offset = rng.lock().gen_range(0..=buffer.read(cx).len());
project.prepare_rename(buffer, offset, cx)
});
let prepare_rename = cx.background().spawn(async move {
prepare_rename.await.expect("prepare rename request failed");
});
if rng.lock().gen_bool(0.3) {
log::info!("Guest {}: detaching prepare rename request", guest_id);
prepare_rename.detach();
} else {
prepare_rename.await;
}
}
46..=49 => {
let definitions = project.update(&mut cx, |project, cx| {
log::info!(
"Guest {}: requesting defintions for buffer {:?}",
guest_id,
buffer.read(cx).file().unwrap().full_path(cx)
);
let offset = rng.lock().gen_range(0..=buffer.read(cx).len());
project.definition(&buffer, offset, cx)
});
let definitions = cx.background().spawn(async move {
definitions.await.expect("definitions request failed");
});
if rng.lock().gen_bool(0.3) {
log::info!("Guest {}: detaching definitions request", guest_id);
definitions.detach();
} else {
definitions.await;
}
}
50..=55 => {
let highlights = project.update(&mut cx, |project, cx| {
log::info!(
"Guest {}: requesting highlights for buffer {:?}",
guest_id,
buffer.read(cx).file().unwrap().full_path(cx)
);
let offset = rng.lock().gen_range(0..=buffer.read(cx).len());
project.document_highlights(&buffer, offset, cx)
});
let highlights = cx.background().spawn(async move {
highlights.await.expect("highlights request failed");
});
if rng.lock().gen_bool(0.3) {
log::info!("Guest {}: detaching highlights request", guest_id);
highlights.detach();
} else {
highlights.await;
}
}
_ => {
buffer.update(&mut cx, |buffer, cx| {
log::info!(
"Guest {}: updating buffer {:?}",
guest_id,
buffer.file().unwrap().full_path(cx)
);
buffer.randomly_edit(&mut *rng.lock(), 5, cx)
});
}
}
cx.background().simulate_random_delay().await;
}
self.project = Some(project);
(self, cx)
}
}
impl Executor for Arc<gpui::executor::Background> {
fn spawn_detached<F: 'static + Send + Future<Output = ()>>(&self, future: F) {
self.spawn(future).detach();
}
}
fn channel_messages(channel: &Channel) -> Vec<(String, String, bool)> {
channel
.messages()
.cursor::<()>()
.map(|m| {
(
m.sender.github_login.clone(),
m.body.clone(),
m.is_pending(),
)
})
.collect()
}
struct EmptyView;
impl gpui::Entity for EmptyView {
type Event = ();
}
impl gpui::View for EmptyView {
fn ui_name() -> &'static str {
"empty view"
}
fn render(&mut self, _: &mut gpui::RenderContext<Self>) -> gpui::ElementBox {
gpui::Element::boxed(gpui::elements::Empty)
}
}
}
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