return ImmutableList.<Class<? extends AbstractTester>>of(
        MultimapAsMapGetTester.class,
        MultimapAsMapTester.class,
        MultimapSizeTester.class,
        MultimapClearTester.class,
        MultimapContainsKeyTester.class,
        MultimapContainsValueTester.class,
        MultimapContainsEntryTester.class,
        MultimapEntriesTester.class,
        MultimapEqualsTester.class,