}

  public void testGet_usePublicConstant() {
    assertSame(WithPublicConstant.INSTANCE, ArbitraryInstances.get(WithPublicConstant.class));
  }

  public void testGet_useFirstPublicConstant() {
    assertSame(WithPublicConstants.FIRST, ArbitraryInstances.get(WithPublicConstants.class));
  }

  public void testGet_nullConstantIgnored() {