thread.start();
    thread.join();
    assertTrue(completed);
  }

  public void testNulls() {
    NullPointerTester npTester = new NullPointerTester();
    npTester.testAllPublicConstructors(ThreadFactoryBuilder.class);
    npTester.testAllPublicStaticMethods(ThreadFactoryBuilder.class);
    npTester.testAllPublicInstanceMethods(builder);
  }

  }

  @J2ktIncompatible
  @GwtIncompatible // NullPointerTester
  public void testNullPointers() {
    NullPointerTester npTester = new NullPointerTester();
    npTester.testAllPublicConstructors(Optional.class);
    npTester.testAllPublicStaticMethods(Optional.class);
    npTester.testAllPublicInstanceMethods(Optional.absent());
    npTester.testAllPublicInstanceMethods(Optional.of("training"));
  }

    new NullPointerTester()
        .ignore(FailOnOneOfTwoConstructors.class.getDeclaredConstructor(String.class))
        .testAllPublicConstructors(FailOnOneOfTwoConstructors.class);
  }

  public void testConstructor_shouldFail() throws Exception {
    try {
      new NullPointerTester().testAllPublicConstructors(FailOnOneOfTwoConstructors.class);
    } catch (AssertionError expected) {
      return;
    }

    thread.start();
    thread.join();
    assertTrue(completed);
  }

  public void testNulls() {
    NullPointerTester npTester = new NullPointerTester();
    npTester.testAllPublicConstructors(ThreadFactoryBuilder.class);
    npTester.testAllPublicStaticMethods(ThreadFactoryBuilder.class);
    npTester.testAllPublicInstanceMethods(builder);
  }

  private final Random random = new Random(301);

  @J2ktIncompatible
  @GwtIncompatible // NullPointerTester
  public void testNulls() {
    NullPointerTester tester = new NullPointerTester();
    tester.testAllPublicConstructors(AtomicLongMap.class);
    tester.testAllPublicStaticMethods(AtomicLongMap.class);
    AtomicLongMap<Object> map = AtomicLongMap.create();
    tester.testAllPublicInstanceMethods(map);
  }

        testConstructor(constructor);
      }
    }
  }

  /** Runs {@link #testConstructor} on every public constructor in class {@code c}. */
  public void testAllPublicConstructors(Class<?> c) {
    testConstructors(c, Visibility.PUBLIC);
  }

  /**
   * Runs {@link #testMethod} on every static method of class {@code c} that has at least {@code

  }

  @J2ktIncompatible
  @GwtIncompatible // NullPointerTester
  public void testNullPointers() {
    NullPointerTester tester = new NullPointerTester();
    tester.testAllPublicConstructors(MinMaxPriorityQueue.class);
    tester.testAllPublicStaticMethods(MinMaxPriorityQueue.class);
    tester.testAllPublicInstanceMethods(MinMaxPriorityQueue.<String>create());
  }