}

  public void testToString() throws Exception {
    Service a = new NoOpService();
    Service b = new FailStartService();
    ServiceManager manager = new ServiceManager(asList(a, b));
    String toString = manager.toString();
    assertThat(toString).contains("NoOpService");
    assertThat(toString).contains("FailStartService");
  }

  public void testTimeouts() throws Exception {

  /**
   * Reads all bytes from a URL into a byte array.
   *
   * @param url the URL to read from
   * @return a byte array containing all the bytes from the URL
   * @throws IOException if an I/O error occurs
   */
  public static byte[] toByteArray(URL url) throws IOException {
    return asByteSource(url).read();
  }

  /**
   * Reads all characters from a URL into a {@link String}, using the given character set.
   *

                  throws Throwable {
                throw exception;
              }
            });
    T wrapper = wrapperFunction.apply(proxy);
    try {
      method.invoke(wrapper, getParameterValues(method));
      fail(method + " failed to throw exception as is.");
    } catch (InvocationTargetException e) {
      if (exception != e.getCause()) {

    @Inject
    private PlexusContainer container;

    private File testDirectory;

    @BeforeEach
    void setUp() throws Exception {
        testDirectory = new File(getBasedir(), BASE_POM_DIR);
    }

    @Test
    void testSettingsNoPom() throws Exception {
        PomTestWrapper pom = buildPom("settings-no-pom");

        return props;
    }

    @Test
    void testNullSafe() throws Exception {
        Profile p = Profile.newInstance();

        assertActivation(false, p, newContext(null, null));

        p = p.withActivation(Activation.newInstance());

        assertActivation(false, p, newContext(null, null));
    }

    @Test
    void testPrefix() throws Exception {
        Profile profile = newProfile("1.4");

     * </pre>
     * and check if the {@code -T 3} option can be overwritten via command line
     * argument.
     *
     * @throws Exception in case of failure.
     */
    @Test
    void testMVNConfigurationThreadCanBeOverwrittenViaCommandLine() throws Exception {
        System.setProperty(
                MavenCli.MULTIMODULE_PROJECT_DIRECTORY,

    public void getArtifact(Artifact artifact, ArtifactRepository repository)
            throws TransferFailedException, ResourceDoesNotExistException {
        getArtifact(artifact, repository, null, false);
    }

    @Override
    public void getArtifact(Artifact artifact, List<ArtifactRepository> remoteRepositories)
            throws TransferFailedException, ResourceDoesNotExistException {

   * {@code view} returned by this method will be invalidated, and will throw {@code
   * IllegalStateException} if it is accessed in any way, with the following exceptions:
   *
   * <ul>
   *   <li>{@code view.equals(view)} evaluates to {@code true} (but any other {@code equals()}
   *       expression involving {@code view} will throw)
   *   <li>{@code hashCode()} does not throw

    }

    @Test
    void testNoPluginsOptionByDefault() throws ParseException {
        String[] args = {"apply"};
        CommonsCliUpgradeOptions options = CommonsCliUpgradeOptions.parse(args);

        assertFalse(options.plugins().isPresent(), "--plugins option should not be present by default");
    }

    @Test
    void testPluginsOptionWithOtherFlags() throws ParseException {

   *
   * <p><b>Java 8+ users:</b> the {@code Stream} equivalent to this method is {@code
   * stream.collect(MoreCollectors.onlyElement())}.
   *
   * @throws NoSuchElementException if the iterable is empty
   * @throws IllegalArgumentException if the iterable contains multiple elements
   */
  @ParametricNullness
  public static <T extends @Nullable Object> T getOnlyElement(Iterable<T> iterable) {