diff options
Diffstat (limited to 'syncapi/sync')
| -rw-r--r-- | syncapi/sync/notifier.go | 1 | ||||
| -rw-r--r-- | syncapi/sync/notifier_test.go | 21 |
2 files changed, 16 insertions, 6 deletions
diff --git a/syncapi/sync/notifier.go b/syncapi/sync/notifier.go index 30ac3a2e..14bc2efb 100644 --- a/syncapi/sync/notifier.go +++ b/syncapi/sync/notifier.go @@ -185,6 +185,7 @@ func (n *Notifier) wakeupUsers(userIDs []string, newPos types.SyncPosition) { // fetchUserStream retrieves a stream unique to the given user. If makeIfNotExists is true, // a stream will be made for this user if one doesn't exist and it will be returned. This // function does not wait for data to be available on the stream. +// NB: Callers should have locked the mutex before calling this function. func (n *Notifier) fetchUserStream(userID string, makeIfNotExists bool) *UserStream { stream, ok := n.userStreams[userID] if !ok && makeIfNotExists { diff --git a/syncapi/sync/notifier_test.go b/syncapi/sync/notifier_test.go index 904315e9..808e07cc 100644 --- a/syncapi/sync/notifier_test.go +++ b/syncapi/sync/notifier_test.go @@ -143,7 +143,7 @@ func TestNewEventAndJoinedToRoom(t *testing.T) { wg.Done() }() - stream := n.fetchUserStream(bob, true) + stream := lockedFetchUserStream(n, bob) waitForBlocking(stream, 1) n.OnNewEvent(&randomMessageEvent, "", nil, syncPositionAfter) @@ -171,7 +171,7 @@ func TestNewInviteEventForUser(t *testing.T) { wg.Done() }() - stream := n.fetchUserStream(bob, true) + stream := lockedFetchUserStream(n, bob) waitForBlocking(stream, 1) n.OnNewEvent(&aliceInviteBobEvent, "", nil, syncPositionAfter) @@ -199,7 +199,7 @@ func TestEDUWakeup(t *testing.T) { wg.Done() }() - stream := n.fetchUserStream(bob, true) + stream := lockedFetchUserStream(n, bob) waitForBlocking(stream, 1) n.OnNewEvent(&aliceInviteBobEvent, "", nil, syncPositionNewEDU) @@ -230,7 +230,7 @@ func TestMultipleRequestWakeup(t *testing.T) { go poll() go poll() - stream := n.fetchUserStream(bob, true) + stream := lockedFetchUserStream(n, bob) waitForBlocking(stream, 3) n.OnNewEvent(&randomMessageEvent, "", nil, syncPositionAfter) @@ -266,14 +266,14 @@ func TestNewEventAndWasPreviouslyJoinedToRoom(t *testing.T) { } leaveWG.Done() }() - bobStream := n.fetchUserStream(bob, true) + bobStream := lockedFetchUserStream(n, bob) waitForBlocking(bobStream, 1) n.OnNewEvent(&bobLeaveEvent, "", nil, syncPositionAfter) leaveWG.Wait() // send an event into the room. Make sure alice gets it. Bob should not. var aliceWG sync.WaitGroup - aliceStream := n.fetchUserStream(alice, true) + aliceStream := lockedFetchUserStream(n, alice) aliceWG.Add(1) go func() { pos, err := waitForEvents(n, newTestSyncRequest(alice, syncPositionAfter)) @@ -328,6 +328,15 @@ func waitForBlocking(s *UserStream, numBlocking uint) { } } +// lockedFetchUserStream invokes Notifier.fetchUserStream, respecting Notifier.streamLock. +// A new stream is made if it doesn't exist already. +func lockedFetchUserStream(n *Notifier, userID string) *UserStream { + n.streamLock.Lock() + defer n.streamLock.Unlock() + + return n.fetchUserStream(userID, true) +} + func newTestSyncRequest(userID string, since types.SyncPosition) syncRequest { return syncRequest{ device: authtypes.Device{UserID: userID}, |