* This would cause NullPointerTester, which calls Class.getDeclaredMethods, to throw
       * NoClassDefFoundError.
       */
      return;
    }
    for (Method method : ParameterTest.class.getDeclaredMethods()) {
      for (Parameter param : Invokable.from(method).getParameters()) {
        new NullPointerTester().testAllPublicInstanceMethods(param);

       * This would cause NullPointerTester, which calls Class.getDeclaredMethods, to throw
       * NoClassDefFoundError.
       */
      return;
    }
    for (Method method : ParameterTest.class.getDeclaredMethods()) {
      for (Parameter param : Invokable.from(method).getParameters()) {
        new NullPointerTester().testAllPublicInstanceMethods(param);

  public PackageSanityTests() {
    setDefault(BaseEncoding.class, BaseEncoding.base64());
    setDefault(int.class, 32);
    setDefault(String.class, "abcd");
    setDefault(Method.class, AbstractPackageSanityTests.class.getDeclaredMethods()[0]);
    setDefault(MapMode.class, MapMode.READ_ONLY);
    setDefault(CharsetEncoder.class, Charsets.UTF_8.newEncoder());
  }

                + " version we released in a separate artifact com.google.guava:listenablefuture.")
        .that(ListenableFuture.class.getDeclaredMethods())
        .asList()
        .containsExactly(
            ListenableFuture.class.getMethod("addListener", Runnable.class, Executor.class));
    assertWithMessage(

                + " version we released in a separate artifact com.google.guava:listenablefuture.")
        .that(ListenableFuture.class.getDeclaredMethods())
        .asList()
        .containsExactly(
            ListenableFuture.class.getMethod("addListener", Runnable.class, Executor.class));
    assertWithMessage(

  public PackageSanityTests() {
    setDefault(BaseEncoding.class, BaseEncoding.base64());
    setDefault(int.class, 32);
    setDefault(String.class, "abcd");
    setDefault(Method.class, AbstractPackageSanityTests.class.getDeclaredMethods()[0]);
    setDefault(MapMode.class, MapMode.READ_ONLY);
    setDefault(CharsetEncoder.class, Charsets.UTF_8.newEncoder());
  }

    // corresponding method on FuturesTest in the correct classloader.
    TestSuite suite = new TestSuite(AggregateFutureStateFallbackAtomicHelperTest.class.getName());
    for (Method method : FuturesTest.class.getDeclaredMethods()) {
      if (Modifier.isPublic(method.getModifiers()) && method.getName().startsWith("test")) {
        suite.addTest(
            TestSuite.createTest(

    // The following legacy hashing function methods have been covered by unit testing already.
    List<String> legacyHashingMethodNames = ImmutableList.of("murmur2_64", "fprint96");
    for (Method method : Hashing.class.getDeclaredMethods()) {
      if (method.getReturnType().equals(HashFunction.class) // must return HashFunction
          && Modifier.isPublic(method.getModifiers()) // only the public methods

    // The following legacy hashing function methods have been covered by unit testing already.
    List<String> legacyHashingMethodNames = ImmutableList.of("murmur2_64", "fprint96");
    for (Method method : Hashing.class.getDeclaredMethods()) {
      if (method.getReturnType().equals(HashFunction.class) // must return HashFunction
          && Modifier.isPublic(method.getModifiers()) // only the public methods

      Optional<Class<?>> supersWithPackagePrivateWriteReplace =
          FluentIterable.from(TypeToken.of(clazz).getTypes())
              .transform(TypeToken::getRawType)
              .transformAndConcat(c -> asList(c.getDeclaredMethods()))
              .firstMatch(
                  m ->
                      m.getName().equals("writeReplace")
                          && m.getParameterTypes().length == 0