public void IsPreviousNoteOneSemitoneAway_Test()
{
Assert.True(Notes.C.IsPreviousNoteOneSemitoneAway());
Assert.False(Notes.D.IsPreviousNoteOneSemitoneAway());
Assert.False(Notes.E.IsPreviousNoteOneSemitoneAway());
Assert.True(Notes.F.IsPreviousNoteOneSemitoneAway());
Assert.False(Notes.G.IsPreviousNoteOneSemitoneAway());
Assert.False(Notes.A.IsPreviousNoteOneSemitoneAway());
Assert.False(Notes.B.IsPreviousNoteOneSemitoneAway());
}