public void BasicRemote_Case_ChannelDownChannel1()
{
IDevice tv = new TV(10, 1);
var basicRemoteTv = new BasicRemote(tv);
basicRemoteTv.ChannelDown();
Assert.Equal(1, tv.GetChannel());
}
public void BasicRemote_Case_ChannelDown()
{
IDevice tv = new TV(20, 70);
var basicRemote = new BasicRemote(tv);
basicRemote.ChannelDown();
Assert.Equal(69, tv.GetChannel());
}