public void MoveItemWillSendDragPacket() { AutoResetEvent are = new AutoResetEvent(false); void OnInternalPacketSentEvent(byte[] data, int length) { if (data[0] != 0x07) { return; } int serial = (data[1] << 24) | (data[2] << 16) | (data[3] << 8) | data[4]; Assert.AreEqual(0x00aabbcc, serial); are.Set(); } Engine.InternalPacketSentEvent += OnInternalPacketSentEvent; Engine.Items.Add(new Item(0x00aabbcc) { Count = 50 }); ObjectCommands.MoveItem(0x00aabbcc, 0xaabbdd); bool result = are.WaitOne(5000); Assert.IsTrue(result); Engine.InternalPacketSentEvent -= OnInternalPacketSentEvent; }