Files.walkFileTree(rootDir, EnumSet.of(FileVisitOption.FOLLOW_LINKS), Integer.MAX_VALUE, pathVisitor);
        } catch (IOException e) {
            throw new GradleException(String.format("Could not list contents of directory '%s'.", rootDir), e);
        }
    }

        // Check tests have run
        def result = new DefaultTestExecutionResult(projectDir)
        result.assertTestClassesExecuted('org.gradle.sample.PersonSpec')

        // Check contents of Jar
        TestFile jarContents = file('jar')
        projectDir.file("build/libs/customized-layout-1.0.jar").unzipTo(jarContents)
        jarContents.assertHasDescendants(
                'META-INF/MANIFEST.MF',

    }

    private void addTOC(Document document) {
        Element tocSection = document.body().select("section.topic").first().before("<section class='table-of-contents'/>").previousElementSibling();
        tocSection.append("<h2>Table Of Contents</h2>");
        Element toc = tocSection.append("<ul class='toc'/>").children().last();

        Elements h23elements = document.select("h2,h3");

        value.visitContents(child -> child.visitStructure(new FileCollectionStructureVisitor() {
            @Override
            public void visitCollection(Source source, Iterable<File> contents) {
                ImmutableSet<File> files = ImmutableSet.copyOf(contents);
                if (!files.isEmpty()) {
                    builder.add(new FileCollectionAdapter(new ListBackedFileSet(files), taskDependencyFactory, patternSetFactory));

    @Shared TestFile file = baseDir.file("file")
    @Shared TestFile symlink = baseDir.file("symlink")
    @Shared TestFile symlinked = baseDir.file("symlinked")

    def setupSpec() {
        file.text = 'some contents'
        symlinked.text = 'target of symlink'
        symlink.createLink(symlinked)
    }

    def "#desc can handle symlinks"() {
        expect:
        fileCollection.contains(file)

import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;

/**
 * Attached to an input property to specify that line endings should be normalized
 * when snapshotting inputs. Two files with the same contents but different line endings
 * will be considered equivalent.
 *
 * Line ending normalization is only supported with ASCII encoding and its supersets (i.e.

import org.gradle.api.internal.file.FileCollectionStructureVisitor;
import org.gradle.internal.DisplayName;
import org.gradle.internal.component.external.model.ImmutableCapabilities;

/**
 * A visitor over the contents of a {@link ResolvedArtifactSet}. A {@link ResolvedArtifactSet} may contain zero or more sets of files, each set containing zero or more artifacts.
 */
public interface ArtifactVisitor {
    /**

abstract class MyReportTask extends DefaultTask {
    @OutputFile
    abstract RegularFileProperty getOutputFile()

    @TaskAction
    def createFile() {
        outputFile.get().asFile.text = "Report contents"
    }
}

tasks.register('myReportTask', MyReportTask) {
    outputFile = layout.buildDirectory.file("reports/my-report.pdf")
}

tasks.register('archiveReportsTask') {

                @Override
                public void visitCollection(FileCollectionInternal.Source source, Iterable<File> contents) {
                    contents.forEach(location -> taskInputs.add(location.getAbsolutePath()));
                }

                @Override

     *
     * @return the display name
     */
    String getDisplayName();

    /**
     * Appends diagnostic information about the contents of this collection to the given formatter.
     */
    TreeFormatter describeContents(TreeFormatter formatter);

    /**