+ Arrays.toString(expected)
            + " actual("
            + actual.getClass()
            + "): "
            + Arrays.toString(actual),
        arrayEquals(expected, actual));
  }

  private static boolean arrayEquals(Object[] array1, Object[] array2) {
    assertSame(array1.getClass(), array2.getClass());
    return Arrays.equals(array1, array2);
  }