Fix auto transmit and server messages

client_notification_test.go

@@ -69,6 +69,28 @@ func TestNotificationExpansionIsSinglePassAndNotifyDoesNotBlock(t *testing.T) {
 	}
 }
 
+func TestPublicServerMessageDoesNotPanic(t *testing.T) {
+	channel := &gumble.Channel{ID: 1, Name: "Current"}
+	b := &Barnard{
+		Client:        &gumble.Client{Self: &gumble.User{Channel: channel}},
+		notifyChannel: make(chan []string, 1),
+	}
+
+	b.OnTextMessage(&gumble.TextMessageEvent{
+		Client: b.Client,
+		TextMessage: gumble.TextMessage{
+			Channels: []*gumble.Channel{channel},
+			Message:  "server announcement",
+		},
+	})
+
+	got := <-b.notifyChannel
+	want := []string{"msg", "Server", "server announcement"}
+	if len(got) != len(want) || got[0] != want[0] || got[1] != want[1] || got[2] != want[2] {
+		t.Fatalf("notification = %#v, want %#v", got, want)
+	}
+}
+
 // Regression: reconnect replaced Stream without destroying the old capture
 // and renderer resources. Cleanup must be safe for repeated disconnects.
 // Regression: user and channel names in the navigation tree bypassed message