}
    }

    void assertNoLeftoverState() {
        assert System.getenv("M2_HOME") == null
        assert System.getProperty("maven.repo.local") == null
    }

    void cleanupState() {
        System.clearProperty("maven.repo.local")
    }

    TestFile getUserHomeDir() {
        init()
        return userHomeDir
    }

    TestFile getUserM2Directory() {
        init()

            }
        }

        buildOperationsFixture = null
        disableProblemsApiCheck()

        executer.cleanup()
        m2.cleanupState()

        // Verify that the test (or fixtures) has cleaned up state correctly
        m2.assertNoLeftoverState()
    }

    private void recreateExecuter() {
        if (executor != null) {