public void When_SettingRight_Should_NotAffectLeftProperty() { var item = new DataComparisonItem(new byte[] { 0, 1, 2 }, new byte[] { 3, 4, 5 }); item.SetRight(new byte[] { 10, 11, 12 }); Assert.Equal(new byte[] { 0, 1, 2 }, item.Left); }