@SuppressWarnings("ThreadLocalUsage") // Each Dispatcher needs its own state.
    private final ThreadLocal<Queue<Event>> queue =
        new ThreadLocal<Queue<Event>>() {
          @Override
          protected Queue<Event> initialValue() {
            return new ArrayDeque<>();
          }
        };

    /** Per-thread dispatch state, used to avoid reentrant event dispatching. */

@NullUnmarked
public class FakeTimeLimiterTest extends TestCase {

  private static final int DELAY_MS = 50;
  private static final String RETURN_VALUE = "abc";

  private TimeLimiter timeLimiter;

  @Override
  protected void setUp() throws Exception {
    super.setUp();
    timeLimiter = new FakeTimeLimiter();
  }

  public void testCallWithTimeout_propagatesReturnValue() throws Exception {
    String result =

  public static <E> CollectionTestSuiteBuilder<E> using(TestCollectionGenerator<E> generator) {
    return new CollectionTestSuiteBuilder<E>().usingGenerator(generator);
  }

  @Override
  protected List<TestSuite> createDerivedSuites(
      FeatureSpecificTestSuiteBuilder<?, ? extends OneSizeTestContainerGenerator<Collection<E>, E>>
          parentBuilder) {

import org.apache.maven.plugin.descriptor.PluginDescriptor;
import org.apache.maven.project.MavenProject;

/**
 */
public class MojoExecutorStub extends MojoExecutor { // This is being lazy instead of making interface

    protected final List<MojoExecution> executions = Collections.synchronizedList(new ArrayList<>());

    public MojoExecutorStub() {
        super(null, null, null, null, null, null);
    }

    public MojoExecutorStub(

  }

  @Override
  public final void runBare() throws Throwable {
    try {
      setUp();
      runTest();
    } finally {
      tearDown();
    }
  }

  @Override
  protected void tearDown() {
    tearDownStack.runTearDown();
  }

  /** Builds a {@link TearDownStack} that makes sure it's clear by the end of this test. */
  private TearDownStack buildTearDownStack() {

  @Override
  public SortedMultiset<E> tailMultiset(@ParametricNullness E fromElement, BoundType boundType) {
    return forwardMultiset().headMultiset(fromElement, boundType).descendingMultiset();
  }

  @Override
  protected Multiset<E> delegate() {
    return forwardMultiset();
  }

  @Override
  public SortedMultiset<E> descendingMultiset() {
    return forwardMultiset();
  }

  @Override

  private static class TestMap extends ForwardingConcurrentMap<String, Integer> {
    final ConcurrentMap<String, Integer> delegate = new ConcurrentHashMap<>();

    @Override
    protected ConcurrentMap<String, Integer> delegate() {
      return delegate;
    }
  }

  public void testPutIfAbsent() {
    TestMap map = new TestMap();
    map.put("foo", 1);

 *
 * TODO(cpovirk): Elaborate on "wouldn't behave as users might expect."
 */
public abstract class TypeParameter<T> extends TypeCapture<T> {

  final TypeVariable<?> typeVariable;

  protected TypeParameter() {
    Type type = capture();
    checkArgument(type instanceof TypeVariable, "%s should be a type variable.", type);
    this.typeVariable = (TypeVariable<?>) type;
  }

  @Override

    @Override
    public void contextualize(Context context) throws ContextException {
        properties = (Properties) context.get("SystemProperties");
    }

    @Override
    protected boolean canDetectActivation(Profile profile) {
        return profile.getActivation() != null && profile.getActivation().getProperty() != null;
    }

    @Override

    @BeforeEach
    @Override
    public void setUp() throws Exception {
        super.setUp();
        projectArtifact = createLocalArtifact("project", "3.0");
    }

    @Override
    protected String component() {
        return "resolver";
    }

    @Test
    void testMNG4738() throws Exception {
        Artifact g = createLocalArtifact("g", "1.0");
        createLocalArtifact("h", "1.0");