when:
        def files = adapter.files

        then:
        files == expectedFiles
        1 * fileSet.getFiles() >> expectedFiles
        0 * _._
    }

    def visitDependenciesDelegatesToTargetCollectionWhenItImplementsBuildable() {
        TestFileSet fileSet = Mock()
        FileCollectionAdapter adapter = new FileCollectionAdapter(fileSet)
        TaskDependencyResolveContext context = Mock()

        when: