public void TestGetMaxPacketSize(int channel, int packageSize)
{
inner.GetMaxPacketSize(Arg.Any <int>()).Returns(packageSize);
Assert.That(middleware.GetMaxPacketSize(channel), Is.EqualTo(packageSize));
inner.Received(1).GetMaxPacketSize(Arg.Is <int>(x => x == channel));
inner.Received(0).GetMaxPacketSize(Arg.Is <int>(x => x != channel));
}