private Path rootDir;

  @Override
  public void setUp() throws IOException {
    rootDir = Jimfs.newFileSystem(Configuration.unix()).getPath("/tmp");
    Files.createDirectory(rootDir);
  }

  @Override
  public void tearDown() throws IOException {
    rootDir.getFileSystem().close();
  }

  public void testFileTraverser_emptyDirectory() throws Exception {

     */
    @Deprecated
    Model interpolate(Model project, Map<String, ?> context) throws ModelInterpolationException;

    /**
     * @deprecated Use {@link ModelInterpolator#interpolate(Model, File, ProjectBuilderConfiguration, boolean)} instead.
     */
    @Deprecated
    Model interpolate(Model model, Map<String, ?> context, boolean strict) throws ModelInterpolationException;

    // separate.
    protected MavenSession createMavenSession(File pom) throws Exception {
        return createMavenSession(pom, new Properties());
    }

    protected MavenSession createMavenSession(File pom, Properties executionProperties) throws Exception {
        return createMavenSession(pom, executionProperties, false);
    }

   * @throws NoSuchElementException if {@code iterator} is empty
   * @throws ClassCastException if the parameters are not <i>mutually comparable</i> under this
   *     ordering.
   * @since 11.0
   */
  @ParametricNullness
  public <E extends T> E min(Iterator<E> iterator) {
    // let this throw NoSuchElementException as necessary
    E minSoFar = iterator.next();

     * 
     * This method can only be called once.
     * 
     * @param props
     * @throws CIFSException
     */
    public static synchronized final void init ( Properties props ) throws CIFSException {
        if ( INSTANCE != null ) {
            throw new CIFSException("Singleton context is already initialized");
        }
        Properties p = new Properties();
        try {

     * 
     * @param textual
     * @throws SmbException
     */
    public SID ( String textual ) throws SmbException {
        StringTokenizer st = new StringTokenizer(textual, "-");
        if ( st.countTokens() < 3 || !st.nextToken().equals("S") )
            // need S-N-M
            throw new SmbException("Bad textual SID format: " + textual);

    public LsaPolicyHandle ( DcerpcHandle handle, String server, int access ) throws IOException {
        this.handle = handle;
        if ( server == null ) {
            server = "\\\\";
        }
        MsrpcLsarOpenPolicy2 rpc = new MsrpcLsarOpenPolicy2(server, access, this);
        handle.sendrecv(rpc);
        if ( rpc.retval != 0 ) {
            throw new SmbException(rpc.retval, false);
        }
        this.opened = true;

        throw new UnsupportedOperationException("Cannot get available versions in this test case");
    }

    public List<ArtifactVersion> retrieveAvailableVersionsFromDeploymentRepository(
            Artifact artifact, ArtifactRepository localRepository, ArtifactRepository remoteRepository)
            throws ArtifactMetadataRetrievalException {

   */
  protected final File getTempDir() throws IOException {
    if (tempDir == null) {
      tempDir = createTempDir();
    }

    return tempDir;
  }

  /**
   * Creates a new temp file in the temp directory returned by {@link #getTempDir()}. The file will
   * be deleted in the tear-down for this test.
   */
  protected final File createTempFile() throws IOException {

  private final JsonAdapter<Gist> gistJsonAdapter = moshi.adapter(Gist.class);

  public void run() throws Exception {
    Request request = new Request.Builder()
        .url("https://api.github.com/gists/c2a7c39532239ff261be")
        .build();
    try (Response response = client.newCall(request).execute()) {
      if (!response.isSuccessful()) throw new IOException("Unexpected code " + response);