getAsFile() >> new File("projectDir")
        }
    }
    TestNGOptions testngOptions  = TestUtil.newInstance(TestNGOptions, layout)

    String[] groups = ['fast', 'unit']

    def verifyDefaults() {
        expect:
        with(testngOptions) {
            includeGroups.empty
            excludeGroups.empty
            listeners.empty
            parallel == null
            threadCount == -1