stack.addFirst(document.createElement("root"));
    }

    List<Element> getElements() {
        List<Element> elements = new ArrayList<Element>();
        for (Node node = stack.getLast().getFirstChild(); node != null; node = node.getNextSibling()) {
            elements.add((Element) node);
        }
        return elements;
    }

    public void appendChild(String text) {
        appendChild(document.createTextNode(text));

  public void testNewReference() throws Exception {
    assertThat(Atomics.newReference().get()).isNull();
  }

  public void testNewReference_withInitialValue() throws Exception {
    assertThat(Atomics.newReference(null).get()).isNull();
    assertEquals(OBJECT, Atomics.newReference(OBJECT).get());
  }

  public void testNewReferenceArray_withLength() throws Exception {
    int length = 42;

    /**
     * Returns an {@link Iterable} that wraps the array for use in a for-each statement.
     *
     * @param <T> the type of elements
     * @param items the array of elements to iterate (must not be {@literal null})
     * @return an {@link Iterable} wrapping the array
     */
    public static <T> Iterable<T> iterable(final T... items) {
        assertArgumentNotNull("items", items);

    SecurityBlob() {
    }

    SecurityBlob(final byte[] b) {
        set(b);
    }

    void set(final byte[] b) {
        this.b = b == null ? new byte[0] : b;
    }

    byte[] get() {
        return this.b;
    }

    int length() {
        if (this.b == null) {
            return 0;
        }
        return this.b.length;
    }

    /*
     * (non-Javadoc)
     *

    /**
     * Invoked just before session is created with a mutable map that carries collected user properties so far.
     *
     * @param userProperties The mutable user properties, never {@code null}.
     * @see #contribute(ProtoSession)
     */
    default void contribute(Map<String, String> userProperties) {}

    /**

    @Override
    public WorkspaceRepository getRepository() {
        return WORKSPACE_REPOSITORY;
    }

    @Override
    public File findArtifact(Artifact artifact) {
        return null;
    }

    @Override
    public List<String> findVersions(Artifact artifact) {
        return Collections.emptyList();
    }

    @Override
    public Model findModel(Artifact artifact) {

        this.lifecyclePhases = lifecyclePhases;
    }

    @Deprecated
    public Map<String, String> getPhases() {
        Map<String, LifecyclePhase> lphases = getLifecyclePhases();
        if (lphases == null) {
            return null;
        }

        if (lphases.isEmpty()) {
            return Collections.emptyMap();
        }

        Map<String, String> phases = new LinkedHashMap<>();

        }

        //   required check
        final Object urlObj = dataMap.get(fessConfig.getIndexFieldUrl());
        if (urlObj == null) {
            final Object configId = dataMap.get(fessConfig.getIndexFieldConfigId());
            throw new DataStoreException("URL field is null in dataMap. Cannot index document without a URL. configId: " + configId);
        }

        @Test
        @DisplayName("null handle throws NPE")
        void nullHandle() {
            assertThrows(NullPointerException.class, () -> new SmbPipeInputStream(null, tree));
        }

        @Test
        @DisplayName("null tree throws NPE")
        void nullTree() {
            assertThrows(NullPointerException.class, () -> new SmbPipeInputStream(handle, null));
        }
    }

        when(session.getRequest()).thenReturn(executionRequest);

        List<Toolchain> toolchains = toolchainManager.getToolchains(session, "unknown", null);

        assertEquals(0, toolchains.size());
    }

    @Test
    void testModelNoFactory() {
        MavenSession session = mock(MavenSession.class);