public void GetResolutionInfoTest()
{
Mp3Player Resolutiontest1 = new Mp3Player();
Resolutiontest1.DisplayHeight = 5;
Resolutiontest1.DisplayWidth = 5;
Assert.AreEqual("Resolution: 25 pixels", Resolutiontest1.GetResolutionInfo());
Mp3Player Resolutiontest2 = new Mp3Player();
Resolutiontest2.DisplayHeight = 10;
Resolutiontest2.DisplayWidth = 10;
Assert.AreEqual("Resolution: 100 pixels", Resolutiontest2.GetResolutionInfo());
}
