@Test
  public void checkObjectIsNotEqual() {
    final ColorTransform color = new ColorTransform(ARED, AGREEN, ABLUE, AALPHA);
    final Object other = new Object();

    assertFalse(color.equals(other));
  }
  @Test
  public void checkDifferentColorTransformIsNotEqual() {
    final ColorTransform color = new ColorTransform(ARED, AGREEN, ABLUE, AALPHA);
    final ColorTransform other = new ColorTransform(MRED, MGREEN, MBLUE, MALPHA);

    assertFalse(color.equals(other));
  }