}

    private List<File> listDirs(File baseDir) {
        return listFiles(baseDir, directoryFileFilter());
    }

    private List<File> listFiles(File baseDir) {
        return listFiles(baseDir, null);
    }

    private List<File> listFiles(File baseDir, @Nullable FileFilter filter) {
        File[] dirs = baseDir.listFiles(filter);
        return dirs == null ? Collections.<File>emptyList() : Arrays.asList(dirs);

        writeClass(inputFilesDir, "org/gradle/MyClass")

        when:
        relocatedJarCreator.create(outputJar, [inputFilesDir])

        then:
        TestFile[] contents = tmpDir.testDirectory.listFiles().findAll { it.isFile() }
        contents.length == 1
        contents[0] == outputJar
    }

    def "creates fat JAR file for multiple input JAR files"() {
        given:

                SmbFile[] dirs = f.listFiles(new DosFileFilter("*", SmbConstants.ATTR_DIRECTORY));
                assertNotNull(dirs);
                assertEquals(1, dirs.length);

                if ( haveHidden && !Boolean.parseBoolean(getProperties().getOrDefault("test.skip.hidden", "false")) ) {
                    SmbFile[] hidden = f.listFiles(new DosFileFilter("*", SmbConstants.ATTR_HIDDEN));

     */
    @Console
    public boolean isListFiles() {
        return listFiles;
    }

    /**
     * Sets whether to print which source files are to be compiled. Defaults to {@code false}.
     */
    public void setListFiles(boolean listFiles) {
        this.listFiles = listFiles;
    }

    /**
     * Tells the source encoding. Defaults to {@code UTF-8}.
     */

            BuildLauncher launcher = connection.newBuild().forTasks("help")
            launcher.run()
        }

        then:
        toolingApi.gradleUserHomeDir.file("wrapper/dists/custom-dist").assertIsDir().listFiles().size() == 1
    }

    def "loads credentials from gradle.properties"() {
        given:
        server.withBasicAuthentication("username", "password")
        file("gradle.properties") << """

                void setInFiles(def c) {
                    inFiles.from = c
                }
            }

            def files1 = files('a.txt', 'a.bin')
            def files2 = files('b.txt', 'b.bin')
            task merge(type: LegacyTask) {
                inFiles = files1
                inFiles = files(inFiles, files2).filter { f -> f.name.endsWith('.txt') }
            }
        """

        if (specification.hasProperty("projectDir")) {
            specification.projectDir.listFiles().each {
                if (!FILES_TO_PRESERVE.contains(it.name)) {
                    it.deleteDir()
                }
            }
        } else if (specification.hasProperty("testDirectory")) {
            specification.testDirectory.listFiles().each {
                if (!FILES_TO_PRESERVE.contains(it.name)) {

        file("build").listFiles().sort() as List == [file("build/output.txt"), file("build/secondary.txt")]

        when:
        cleanBuildDir()
        withBuildCache().run "customTask"
        then:
        skipped ":customTask"
        file("build/output.txt").text == "data"
        file("build/secondary.txt").text == "secondary"

        } else if (expression == "getFiles { true }") {

    @Override
    public Iterator<File> iterator() {
        return getFiles().iterator();
    }

    @Override
    public String getAsPath() {
        showGetAsPathDeprecationWarning();
        return GUtil.asPath(this);
    }

    private void showGetAsPathDeprecationWarning() {
        List<String> filesAsPaths = this.getFiles().stream()
            .map(File::getPath)