static final String TEST_PATTERN_1 = 'pattern1'
    static final String TEST_PATTERN_2 = 'pattern2'
    static final String TEST_PATTERN_3 = 'pattern3'

    abstract PatternFilterable getPatternSet()

    def testDefaultValues() {
        expect:
        patternSet.includes.empty
        patternSet.excludes.empty
    }

    def testInclude() {
        expect:
        checkIncludesExcludes(patternSet, 'include', 'includes')

              ImmutableMultimap.of(),
              ImmutableMultimap.of(),
              ImmutableTable.of(),
              ImmutableTable.of());
    }
  }

  public void testDefaultValues() {
    new AllDefaultValuesChecker().check();
  }

  private static class ObjectArrayDefaultValueChecker extends DefaultValueChecker {

    @SuppressWarnings("unused") // called by NullPointerTester