assertTrue(
            comparator + ".compare(" + greater + ", " + t + ")",
            comparator.compare(greater, t) > 0);
      }
    }
  }

  @SuppressWarnings({"SelfComparison", "SelfEquals"})
  public static <T extends Comparable<? super T>> void testCompareToAndEquals(
      List<T> valuesInExpectedOrder) {
    // This does an O(n^2) test of all pairs of values in both orders