Cancel reconnect retries during shutdown

client_notification_test.go

@@ -193,6 +193,23 @@ func TestCleanupConnectionAudioIsIdempotent(t *testing.T) {
 
 // Tone test mode intentionally does not create an OpenAL stream. Tree
 // controls must therefore keep local mute state without trying to update one.
+func TestReconnectCancellationIsSafeBeforeStartup(t *testing.T) {
+	b := &Barnard{}
+	b.stopReconnects()
+	if b.reconnectCanceled() {
+		t.Fatal("nil reconnect channel should not report cancellation")
+	}
+}
+
+func TestReconnectCancellationStopsWaiters(t *testing.T) {
+	b := &Barnard{reconnectStop: make(chan struct{})}
+	b.stopReconnects()
+	if !b.reconnectCanceled() {
+		t.Fatal("expected reconnect cancellation")
+	}
+	b.stopReconnects() // repeated shutdown must not panic
+}
+
 func TestUpdateUserGainAllowsToneTestWithoutStream(t *testing.T) {
 	(&Barnard{ToneTest: true}).updateUserGain(&gumble.User{})
 }