check(err)

	tmpDir, err := ioutil.TempDir("", "bug369")
	check(err)
	defer os.RemoveAll(tmpDir)

	tmp := func(name string) string {
		return filepath.Join(tmpDir, name)
	}

	check(os.Mkdir(tmp("test"), 0777))

	stdlibimportcfg, err := os.ReadFile(os.Getenv("STDLIB_IMPORTCFG"))
	check(err)
	importcfg := string(stdlibimportcfg) + "\npackagefile test/slow=" + tmp("test/slow.o") + "\npackagefile test/fast=" + tmp("test/fast.o")

    }

    @Requires(UnitTestPreconditions.FilePermissions)
    def "fileMode can be modified in copy task"() {
        given:

        file("reference.txt") << 'test file"'
        file("reference.txt").mode = 0777
        and:
        buildFile << """
             task copy(type: Copy) {
                 from "reference.txt"
                 into ("build/tmp")
                 fileMode = $mode
             }

	exists, err := exists(path)
	if err != nil {
		return nil, err
	}
	if !exists {
		klog.Infof("data directory '%s' does not exist, creating it", path)
		err := os.MkdirAll(path, 0777)
		if err != nil {
			return nil, fmt.Errorf("failed to create data directory %s: %v", path, err)
		}
	}
	versionFile := &VersionFile{
		path: filepath.Join(path, versionFilename),
	}

}

var tdmu sync.Mutex
var tdcount int

func tempDir(t *testing.T) string {
	tdmu.Lock()
	dir := filepath.Join(testTempDir, fmt.Sprintf("%03d", tdcount))
	tdcount++
	if err := os.Mkdir(dir, 0777); err != nil {
		t.Fatal(err)
	}
	defer tdmu.Unlock()
	return dir
}

// TestCoverWithToolExec runs a set of subtests that all make use of a
// "-toolexec" wrapper program to invoke the cover test executable

	assert.Equal(t, 2, len(watcher.watches)) // 2 from initial setup

	// test add testDriverName
	testDriverName := "testDriverName"
	testDriverPath := filepath.Join(pluginDir, testDriverName)
	fs.MkdirAll(testDriverPath, 0777)
	watcher.TriggerEvent(fsnotify.Create, testDriverPath)
	// Assert
	assert.Equal(t, 3, len(watcher.watches)) // 2 from initial setup, 1 from new watch.

                outputFile.set(layout.buildDirectory.file("file.txt"))
            }
        """.stripIndent()

        when: "1st run"
        succeeds "consumer"

        then: "both producer and consumer get executed"
        executedAndNotSkipped(":producer", ":consumer")
        outputFile.text == "Permission: 777"

        when: "2nd run"

	must(os.MkdirAll(telemetryDir, 0777))
	must(s.Setenv("TEST_TELEMETRY_DIR", filepath.Join(work, "telemetry")))

	must(os.MkdirAll(filepath.Join(work, "tmp"), 0777))
	must(s.Setenv(tempEnvName(), filepath.Join(work, "tmp")))

	gopath := filepath.Join(work, "gopath")
	must(s.Setenv("GOPATH", gopath))
	gopathSrc := filepath.Join(gopath, "src")
	must(os.MkdirAll(gopathSrc, 0777))
	must(s.Chdir(gopathSrc))

        rootDir.createFile('unauthorized/file')
        rootDir.createDir('authorized')
        rootDir.file('unauthorized').mode = 0000
    }

    def cleanup() {
        rootDir.file('unauthorized').mode = 0777
    }

    def "excluded files' permissions should be ignored"() {
        when:
        def fileTree = new DirectoryFileTree(rootDir, new PatternSet().exclude('unauthorized'), TestFiles.fileSystem(), false)

// factor this function out into a package to reduce duplication.
func overlayDir(dstRoot, srcRoot string) error {
	dstRoot = filepath.Clean(dstRoot)
	if err := os.MkdirAll(dstRoot, 0777); err != nil {
		return err
	}

	srcRoot, err := filepath.Abs(srcRoot)
	if err != nil {
		return err
	}

	return filepath.WalkDir(srcRoot, func(srcPath string, entry fs.DirEntry, err error) error {

	err := os.MkdirAll(pluginDir, 0777)
	if err != nil {
		t.Errorf("Failed to create plugin: %v", err)
	}
	pluginExec := filepath.Join(pluginDir, plugName)
	if goruntime.GOOS == "windows" {
		pluginExec = pluginExec + ".bat"
	}
	f, err := os.Create(pluginExec)
	if err != nil {
		t.Errorf("Failed to install plugin")
	}
	err = f.Chmod(0777)
	if err != nil {