test(GODT-2442): test bad event feedback and clean-up.

internal/user/events.go

@@ -90,18 +90,12 @@ func (user *User) handleRefreshEvent(ctx context.Context, refresh proton.Refresh
 }
 
 func (user *User) SyncEvent(ctx context.Context) error {
-	// Cancel the event stream
-	user.pollAbort.Abort() // ??? There was a defer here. But I think it's best to do this immediately, there is no reason to continue with polls while having re-sync.
+	// Abort the event stream
+	defer user.pollAbort.Abort()
 
 	// Re-sync messages after the user, address and label refresh.
 	defer user.goSync()
 
-	// stop IMAP and SMTP
-
-	if err := user.vault.SetEventID(""); err != nil {
-		return fmt.Errorf("failed to clean latest event ID: %w", err)
-	}
-
 	return safe.LockRet(func() error {
 		// Fetch latest user info.
 		apiUser, err := user.client.GetUser(ctx)

internal/user/user.go

@@ -525,6 +525,14 @@ func (user *User) clearSyncStatus() error {
 	return nil
 }
 
+func (user *User) LockEvents() {
+	user.eventLock.Lock()
+}
+
+func (user *User) UnlockEvents() {
+	user.eventLock.Unlock()
+}
+
 // Logout logs the user out from the API.
 func (user *User) Logout(ctx context.Context, withAPI bool) error {
 	user.log.WithField("withAPI", withAPI).Info("Logging out user")