def oldCacheDir = createVersionSpecificCacheDir(oldVersion, NOT_USED_WITHIN_30_DAYS)
        def oldDist = createDistributionChecksumDir(oldVersion).parentFile

        when:
        getGcFile(currentCacheDir).touch()
        cleanupService.cleanup()

        then:
        oldCacheDir.assertExists()
        oldDist.assertExists()
    }

	if err := os.Chdir(d); err != nil {
		t.Fatalf("chtmpdir: %v", err)
	}
	return func() {
		if err := os.Chdir(oldwd); err != nil {
			t.Fatalf("chtmpdir: %v", err)
		}
		os.RemoveAll(d)
	}
}

func touch(t *testing.T, name string) {
	f, err := os.Create(name)
	if err != nil {
		t.Fatal(err)
	}
	if err := f.Close(); err != nil {
		t.Fatal(err)
	}
}

const (
	_AT_SYMLINK_NOFOLLOW = 0x100

        try {
            cache.open()
            dir.file("some-file").touch()
        } finally {
            cache.close()
        }

        return dir
    }

    }

    protected void doAdd(File destination, Action<File> action) {
        GFileUtils.parentMkdirs(destination);
        File inProgressMarkerFile = getInProgressMarkerFile(destination);
        GFileUtils.touch(inProgressMarkerFile);
        try {
            FileUtils.deleteQuietly(destination);
            action.execute(destination);
        } catch (Throwable t) {
            FileUtils.deleteQuietly(destination);

            spec.testDirectory.file("buildSrc/gradle.properties") << "systemProp.$propertyKey=${propertyValue()}"
            spec.testDirectory.file("buildSrc/build.gradle").touch()
        }

        @Override
        String propertyValue() {
            return "buildSrc property"
        }

        @Override
        String toString() {
            return "BuildSrc"

	if [ -n "$PID_DIR" ] && [ ! -e "$PID_DIR" ]; then
		mkdir -p "$PID_DIR" && chown "$FESS_USER":"$FESS_GROUP" "$PID_DIR"
	fi
	if [ -n "$PID_FILE" ] && [ ! -e "$PID_FILE" ]; then
		touch "$PID_FILE" && chown "$FESS_USER":"$FESS_GROUP" "$PID_FILE"
	fi

	if [ -n "$MAX_OPEN_FILES" ]; then
		ulimit -n $MAX_OPEN_FILES
	fi

	if [ -n "$MAX_LOCKED_MEMORY" ]; then
		ulimit -l $MAX_LOCKED_MEMORY

		}

	}
	reset("../../bin")
	reset("../../pkg")
	reset("../../src")
	reset(gorootInstallDir)
}

// touch changes path and returns a function that changes it back.
// It also sets the time of the file, so that we can see if it is rewritten.
func touch(t *testing.T, path string) (cleanup func()) {
	t.Helper()
	data, err := os.ReadFile(path)
	if err != nil {
		t.Fatal(err)
	}

	Qid: Qid{
		Path: ^uint64(0),
		Vers: ^uint32(0),
		Type: ^uint8(0),
	},
	Mode:   ^uint32(0),
	Atime:  ^uint32(0),
	Mtime:  ^uint32(0),
	Length: ^int64(0),
}

// Null assigns special "don't touch" values to members of d to
// avoid modifying them during [Wstat].
func (d *Dir) Null() { *d = nullDir }

// Marshal encodes a 9P stat message corresponding to d into b
//

   * methods ensure that null is never present in the map, it's OK for the
   * comparator to look for it wherever it wants.
   *
   * Note that we do NOT touch the comparator returned by comparator(), which
   * should be identical to the one the user passed in. We touch only the
   * "secret" comparator used by the delegate implementation.
   */

    def setup() {
        // Required for the lenient classpath mode
        toolingApi.requireDaemons()
        // Only Kotlin settings scripts
        settingsFile.delete()
        file("settings.gradle.kts").touch()
        // Gradle 6.5.1 instrumented jar cache has concurrency issues causing flakiness
        // This is exacerbated by those cross-version tests running concurrently