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

    /**
     * Will throw exception if url is empty. MNG-4050
     *
     * @throws Exception in case of issue
     */
    @Test
    void testEmptyUrl() throws Exception {

        });

        if (logger.isDebugEnabled()) {
            logger.debug("Roles: {}", roleSet);
        }
        final String[] roles = roleSet.toArray(new String[roleSet.size()]);

        if (!subRoleSet.isEmpty()) {
            TimeoutManager.getInstance().addTimeoutTarget(() -> {
                sAMAccountGroupNameSet.stream().forEach(groupName -> {

                    String[] args = lines.filter(arg -> !arg.isEmpty() && !arg.startsWith("#"))
                            .toArray(String[]::new);
                    mavenConfig = cliManager.parse(args);
                    List<?> unrecognized = mavenConfig.getArgList();
                    if (!unrecognized.isEmpty()) {
                        // This file can only contain options, not args (goals or phases)

    assertThat(a.eventSequence).isEmpty()
    assertThat(b.takeEvent()).isInstanceOf<CallStart>()
    assertThat(b.eventSequence).isEmpty()
    assertThat(c.takeEvent()).isInstanceOf<CallStart>()
    assertThat(c.eventSequence).isEmpty()
    assertThat(d.takeEvent()).isInstanceOf<CallStart>()
    assertThat(d.eventSequence).isEmpty()
  }

                }

                return plan;

            } else if (phase != null && !phase.isEmpty()) {
                String forkedLifecycle = mojoDescriptor.getExecuteLifecycle();
                Lifecycle lifecycle;
                if (forkedLifecycle != null && !forkedLifecycle.isEmpty()) {
                    org.apache.maven.api.plugin.descriptor.lifecycle.Lifecycle lifecycleOverlay;
                    try {

            }
            propMap.put(DEFAULT_SORT_VALUES, list);
        }
        return list.stream().map(p -> {
            final String key = p.getFirst();
            if (StringUtil.isEmpty(key) || userBean
                    .map(user -> stream(user.getRoles()).get(stream -> stream.anyMatch(s -> (ROLE_VALUE_PREFIX + s).equals(key)))

        for (E e : set2) {
          if (!set1.contains(e)) {
            size++;
          }
        }
        return size;
      }

      @Override
      public boolean isEmpty() {
        return set1.isEmpty() && set2.isEmpty();
      }

      @Override
      public UnmodifiableIterator<E> iterator() {
        return new AbstractIterator<E>() {
          final Iterator<? extends E> itr1 = set1.iterator();

                            .getRepository();
                    if (r.getId() != null
                            && !r.getId().isEmpty()
                            && r.getUrl() != null
                            && !r.getUrl().isEmpty()) {
                        ArtifactRepository repo = MavenRepositorySystem.buildArtifactRepository(

        return !isEmpty(collection);
    }

    /**
     * Returns {@literal true} if the given {@link Map} is {@literal null} or empty.
     *
     * @param map the map
     * @return {@literal true} if the map is {@literal null} or empty
     */
    public static boolean isEmpty(final Map<?, ?> map) {
        return map == null || map.isEmpty();
    }

    /**

        for (Plugin plugin : plugins) {
            if (plugin.getGroupId() == null
                    || (plugin.getGroupId() != null
                            && plugin.getGroupId().trim().isEmpty())) {
                addViolation(
                        problems,
                        Severity.FATAL,
                        Version.V20,
                        prefix + prefix2 + "(groupId:artifactId)",