assertSame(a, numberOrdering.max(ints));
    assertSame(a, numberOrdering.min(ints));
  }

  public void testVarargsMinAndMax() {
    // try the min and max values in all positions, since some values are proper
    // parameters and others are from the varargs array
    assertEquals(9, (int) numberOrdering.max(9, 3, 0, 5, 8));
    assertEquals(9, (int) numberOrdering.max(5, 9, 0, 3, 8));

    assertSame(a, numberOrdering.max(ints));
    assertSame(a, numberOrdering.min(ints));
  }

  public void testVarargsMinAndMax() {
    // try the min and max values in all positions, since some values are proper
    // parameters and others are from the varargs array
    assertEquals(9, (int) numberOrdering.max(9, 3, 0, 5, 8));
    assertEquals(9, (int) numberOrdering.max(5, 9, 0, 3, 8));