}

    def "creates a reference to a file which is not under any root directory"() {
        TestFile file = tmpDir.file("file.txt")

        expect:
        def reference = factory.fromFile(file)
        reference.file == file
        reference.path == relpath(file)
        !reference.relativeToPathVariable
    }

    def "creates a reference for a file under a root directory"() {

    def "creating zips"() {
        given:
        def sourceDir = file("src")
        def subDir = sourceDir.file("subdir")
        def outputFile = file("build/distributions/zip.zip")
        def unpackDir = file("build/unpack")

        when:
        subDir.mkdirs()
        unpackDir.mkdirs()
        sourceDir.file("README").text = "README"
        subDir.file("A").text = "A"
        buildFile << """
            apply plugin: 'base'

        MinimalFileTree tree = tree("file.txt", action);

        assertVisits(tree, toList("file.txt"), Collections.<String>emptyList());

        TestFile file = rootDir.file("file.txt");

        file.assertContents(equalTo("content"));
        file.makeOlder();
        TestFile.Snapshot snapshot = file.snapshot();

        assertVisits(tree, toList("file.txt"), Collections.<String>emptyList());

    void include(File... includeRoots);

    List<File> getSystemIncludeRoots();

    void systemInclude(Iterable<File> systemIncludeRoots);

    List<File> getSourceFiles();

    void setSourceFiles(Collection<File> sources);

    void source(Iterable<File> sources);

    List<File> getRemovedSourceFiles();

    void setRemovedSourceFiles(Collection<File> sources);

        );
    }

    public BuildLayoutParameters(
        @Nullable File gradleInstallationHomeDir,
        File gradleUserHomeDir,
        @Nullable File projectDir,
        File currentDir,
        @Nullable File settingsFile,
        @Nullable File buildFile
    ) {
        this.gradleUserHomeDir = gradleUserHomeDir;
        this.gradleInstallationHomeDir = gradleInstallationHomeDir;
        this.projectDir = projectDir;

        "some-file.zip"     | "some-file"       | "zip"     | "1.2"
        "some-file.zip.zip" | "some-file.zip"   | "zip"     | "1.2"
        ".zip"              | ""                | "zip"     | "1.2"
        "some-file"         | "some-file"       | ""        | "1.2"

        "some-file.zip"     | "some-file"       | "zip"     | null
        "some-file.zip.zip" | "some-file.zip"   | "zip"     | null

        new File(rootDir, "subdir/../../current/outside") | new File(rootDir, "file/inside")
    }

    def "returns relative path where file inside of root"() {
        when:
        def file = new File(rootDir, filePath)
        def current = new File(rootDir, "current/dir")

        then:
        transform(current, file) == relativePath

        where:

        assert snapshot.absolutePath == file.absolutePath
        assert snapshot.name == file.name
        assert snapshot.type == FileType.RegularFile
        assert snapshot.hash == hashFile(file)
    }

    void assertIsMissingFileSnapshot(FileSystemLocationSnapshot snapshot, File file) {
        assert snapshot.absolutePath == file.absolutePath

// Go generate should ignore this file.

//go:generate echo Fail b

// +build b

package excluded


-- nopkg/a.go --
// Go file with package clause after comment.
// Go generate should process this file.

/* Pre-comment */ package nopkg
//go:generate echo Success a

-- nopkg/b.go --
// Go file with commented package clause.
// Go generate should ignore this file.

//package nopkg

    private final File file;
    private final RelativePath relativePath;
    private final Stat stat;

    public DefaultFileTreeElement(File file, RelativePath relativePath, Chmod chmod, Stat stat) {
        super(chmod);
        this.file = file;
        this.relativePath = relativePath;
        this.stat = stat;
    }

    public static DefaultFileTreeElement of(File file, FileSystem fileSystem) {