@TempDir
    private File projectDir
    private File docsRoot
    private File samplesRoot
    private File sampleDoc
    private File sampleSampleDoc
    private File releaseNotes
    private File linkErrors

    private setup() {
        docsRoot = new File(projectDir, "docsRoot")
        new File(docsRoot, 'javadoc').mkdirs()
        sampleDoc = new File(docsRoot, "sample.adoc")