.createTestSuite());
    suite.addTest(
        ListTestSuiteBuilder.using(new UnhashableElementsImmutableListGenerator())
            .suppressing(ListHashCodeTester.getHashCodeMethod())
            .named("ImmutableList, unhashable values")
            .withFeatures(CollectionSize.ANY, ALLOWS_NULL_QUERIES)
            .createTestSuite());
    return suite;
  }

  // Creation tests