testDir := t.TempDir()
	filePaths := []string{
		filepath.Join(testDir, "0", "10.yaml"),
		filepath.Join(testDir, "0", "a", "10.yaml"),
		filepath.Join(testDir, "02.yaml"),
		filepath.Join(testDir, "10.yaml"),
		filepath.Join(testDir, "2.yaml"),
		filepath.Join(testDir, "AB.yaml"),
		filepath.Join(testDir, "a", "a.yaml"),
		filepath.Join(testDir, "a", "b.json"),

        given:
        def dir = testDir.file("thing.dir")
        classesDir(dir)
        def file = testDir.file("thing.jar")
        jar(file)
        def dir2 = testDir.file("thing2.dir")
        classesDir(dir2)
        def file2 = testDir.file("thing2.jar")
        jar(file2)
        def dir3 = testDir.file("thing3.dir")
        classesDir(dir3)
        def file3 = testDir.file("thing3.jar")
        jar(file3)

        this(testDir, buildDirName, null)
    }

    StaleOutputJavaProject(TestFile testDir, String buildDirName, String projectDir) {
        this.testDir = testDir
        this.projectDir = projectDir
        this.buildDirName = buildDirName
        this.projectPath = projectDir ? ":" + projectDir : ""
        mainSourceFile = writeJavaSourceFile('Main')

        dirs.files == [testDir.file('dir1'), testDir.file('dir2')] as Set

        when:
        set.srcDirs = []

        then:
        dirs.files.empty
    }

    void containsFilesFromEachSourceDirectory() {
        File srcDir1 = new File(testDir, 'dir1')
        touch(new File(srcDir1, 'subdir/file1.txt'))
        touch(new File(srcDir1, 'subdir/file2.txt'))
        File srcDir2 = new File(testDir, 'dir2')

        def outputJar = testDir.file("transformed.jar")
        return new JarTestFixture(transform(factory, originalJar, outputJar), 'UTF-8', null, /* checkManifest */ false)
    }

    private TestFile transformDirectory(TransformFactoryType factory, File originalDir) {
        def outputDir = testDir.file("transformed")
        return new TestFile(transform(factory, originalDir, outputDir))

    }

    def testCanFilterAndSelectFiles() {
        File included1 = new File(testDir, 'subDir/included1')
        File included2 = new File(testDir, 'subDir2/included2')
        File excluded1 = new File(testDir, 'subDir/notincluded')
        File excluded2 = new File(testDir, 'subDir/excluded')
        File ignored1 = new File(testDir, 'ignored')
        [included1, included2, excluded1, excluded2, ignored1].each { File file ->

    final GradleDistribution delegate
    final File testDir

    private TestFile gradleHome

    PerformanceTestGradleDistribution(GradleDistribution delegate, File testDir) {
        this.delegate = delegate
        this.testDir = testDir
    }

    TestFile getGradleHomeDir() {
        if (!gradleHome) {
            gradleHome = new TestFile(testDir.parentFile, testDir.name + "-gradle-home")

abstract class InitScriptExecuterFixture implements MethodRule {

    GradleExecuter executer
    TestDirectoryProvider testDir

    InitScriptExecuterFixture(GradleExecuter executer, TestDirectoryProvider testDir) {
        this.executer = executer
        this.testDir = testDir
    }

    String initScriptContent() {
    }

    void afterBuild() {
    }

        def testDir = tmpDirProvider.testDirectory
        def objectFileDir = testDir.file("output/objects")
        def sourceFiles = [testDir.file("source1.ext"), testDir.file("source2.ext")]

        when:
        def compileSpec = Stub(getCompileSpecType()) {
            getTempDir() >> testDir
            getObjectFileDir() >> objectFileDir

        TestFile testDir = this.testDir.getTestDirectory()
        TestFile file1 = testDir.file("f1").createFile()
        TestFile dir1 = testDir.file("dir1").createDir()
        TestFile file2 = dir1.file("f2").createFile()
        TestFile missing = testDir.file("f3")
        testDir.file("f2").createFile()
        testDir.file("ignored1").createFile()
        dir1.file("f1").createFile()