dir.file("someFile").createFile()

        when:
        boolean didWork = deleter.deleteRecursively(dir)

        then:
        dir.assertDoesNotExist()
        didWork
    }

    def "deletes file"() {
        given:
        TestFile dir = tmpDir.getTestDirectory()
        TestFile file = dir.file("someFile")
        file.createFile()

        when:

    def "cleans up resources"() {
        given:
        def file1 = resourcesDir.createDir("1/abc").createFile("test.txt")
        def file2 = resourcesDir.createDir("1/xyz").createFile("test.txt")
        def file3 = resourcesDir.createDir("2/uvw").createFile("test.txt")
        file2.parentFile.lastModified = 0
        file3.parentFile.lastModified = 0

        when:

        def watchableHierarchy = file("watchable").createDir()
        def watchableContent = watchableHierarchy.file("some/dir/file.txt").createFile()
        def unsupportedFileSystemMountPoint = watchableHierarchy.file("unsupported")
        def unwatchableContent = unsupportedFileSystemMountPoint.file("some/file.txt").createFile()

        when:
        registerWatchableHierarchies([watchableHierarchy])

        File resultFile;

        path = "hoge.html";
        file = fileTransformer.createFile(path);
        resultFile = new File(fileTransformer.baseDir, path);
        assertEquals(resultFile, file);
        FileUtil.writeBytes(file.getAbsolutePath(), "abc".getBytes());

        path = "foo1/hoge.html";
        file = fileTransformer.createFile(path);
        resultFile = new File(fileTransformer.baseDir, path);

        "file owned by and generated by build"               | false     | true         | true              | { it.createFile() }
        "file owned by but not generated by build"           | true      | true         | false             | { it.createFile() }
        "dir owned by but not generated by build"            | true      | true         | false             | { it.createDir() }

        def watchableHierarchy = file("watchable").createDir()
        def fileOutsideOfWatchableHierarchy = file("outside").file("someFile.txt").createFile()
        def fileInDirectoryIgnoredForWatching = file("cache/some-cache/someFile.txt").createFile()
        ignoredForWatching.add(fileInDirectoryIgnoredForWatching.absolutePath)

        when:
        registerWatchableHierarchies([watchableHierarchy])

    }

    private TestFile createCacheEntryDir(String entry) {
        TestFile dir = cacheDir.createDir(entry)
        dir.createFile("state.bin")
        dir.createFile("fingerprint.bin")
        return dir
    }

    private TestFile getGcFile() {
        return cacheDir.file("gc.properties")
    }

    private TestFile getCacheDir() {

        long lastCleanupCheck = initializeHome()

        when:
        def newTrashFile = temporaryFolder.file("0" * hashStringLength).createFile()
        def oldTrashFile = temporaryFolder.file("1" * hashStringLength).createFile()
        createBuildCacheEntry("0" * hashStringLength, newTrashFile, System.currentTimeMillis())

        def jdkHome = temporaryFolder.createDir("jdk")
        def binDir = jdkHome.createDir("bin")
        binDir.createFile(OperatingSystem.LINUX.getExecutableName("java"))

        // Make it look like a macOS installation
        def macOsJdkHomeBinDir = jdkHome.createDir("Contents/Home/bin")
        macOsJdkHomeBinDir.createFile(OperatingSystem.LINUX.getExecutableName("java"))

        when:

    def "updates modification time"() {
        given:
        def file = tmpDir.createFile("file")

        when:
        journal.setLastAccessTime(file, FIXED_TIMESTAMP)

        then:
        file.lastModified() == FIXED_TIMESTAMP
    }

    def "reads modification time"() {
        given:
        def file = tmpDir.createFile("file")
        file.lastModified = FIXED_TIMESTAMP

        when: