@Before
    void before() {
        project = TestUtil.create(temporaryFolder).rootProject()
        project.pluginManager.apply(GroovyBasePlugin)
    }

    @Test void appliesTheJavaBasePluginToTheProject() {
        assertTrue(project.getPlugins().hasPlugin(JavaBasePlugin));
    }

    @Test void appliesMappingsToNewSourceSet() {
        def sourceSet = project.sourceSets.create('custom')