public void TestForRadioChannalDown()
{
var radio = new Radio();
var remote = new Remote(radio);
var actual = remote.ChannalDown();
var expected = 99.4;
Assert.AreEqual(expected, actual);
}
public void TestForTvChannalDown()
{
var tv = new TV();
var remote = new Remote(tv);
var actual = remote.ChannalDown();
var expected = 0;
Assert.AreEqual(expected, actual);
}
