@Override
  public void isEqualTo(@Nullable Object expected) {
    super.isEqualTo(expected);
  }
@Test
  public void isEqualTo_WithoutToleranceParameter_Fail_NotEqual() {
    expectFailureWhenTestingThat(array(2.2f)).isEqualTo(array(JUST_OVER_2POINT2));
    assertFailureKeys("expected", "but was", "differs at index");
    assertFailureValue("expected", "[" + floatToString(JUST_OVER_2POINT2) + "]");
    assertFailureValue("but was", "[" + floatToString(2.2f) + "]");
    assertFailureValue("differs at index", "[0]");
  }