public void SetAmplitude_HarmonicPropertiesChangedAfterSetAmplitudeWithNullObserver() { IHarmonic harmonic = new Harmonic(); harmonic.SetAmplitude(10); Assert.AreEqual(10, harmonic.GetAmplitude()); }
public void SetAmplitude_ObserverPropertiesChangedAfterSetAmplitude() { IHarmonic harmonic = new Harmonic(); var harmonicObserver = new HarmonicObserver(); harmonic.SetObserver(harmonicObserver); harmonic.SetAmplitude(10); Assert.IsTrue(harmonicObserver.PropertiesChanged); }