public void MirrorHitObjects4K() { var qua = new Qua { Mode = GameMode.Keys4 }; for (var i = 0; i < qua.GetKeyCount(); i++) { qua.HitObjects.Add(new HitObjectInfo { Lane = i + 1 }); } qua.MirrorHitObjects(); Assert.True(qua.HitObjects[0].Lane == 4 && qua.HitObjects[1].Lane == 3 && qua.HitObjects[2].Lane == 2 && qua.HitObjects[3].Lane == 1); }