Constructor<String> constructor = String.class.getConstructor();
    assertThrows(
        IllegalArgumentException.class, () -> TypeToken.of(Object.class).constructor(constructor));
  }

  public void testConstructor_declaredBySuperclass() throws NoSuchMethodException {
    Constructor<Object> constructor = Object.class.getConstructor();
    assertThrows(

    Constructor<String> constructor = String.class.getConstructor();
    assertThrows(
        IllegalArgumentException.class, () -> TypeToken.of(Object.class).constructor(constructor));
  }

  public void testConstructor_declaredBySuperclass() throws NoSuchMethodException {
    Constructor<Object> constructor = Object.class.getConstructor();
    assertThrows(

      return arbitraryConstantInstanceOrNull(type);
    }
    Constructor<T> constructor;
    try {
      constructor = type.getConstructor();
    } catch (NoSuchMethodException e) {
      return arbitraryConstantInstanceOrNull(type);
    }
    constructor.setAccessible(true); // accessibility check is too slow
    try {

      return arbitraryConstantInstanceOrNull(type);
    }
    Constructor<T> constructor;
    try {
      constructor = type.getConstructor();
    } catch (NoSuchMethodException e) {
      return arbitraryConstantInstanceOrNull(type);
    }
    constructor.setAccessible(true); // accessibility check is too slow
    try {

    }
  }

  private static <X extends Exception> X newWithCause(Class<X> exceptionClass, Throwable cause) {
    // getConstructors() guarantees this as long as we don't modify the array.
    @SuppressWarnings({"unchecked", "rawtypes"})
    List<Constructor<X>> constructors = (List) Arrays.asList(exceptionClass.getConstructors());
    for (Constructor<X> constructor : preferringStringsThenThrowables(constructors)) {

    }
  }

  private static <X extends Exception> X newWithCause(Class<X> exceptionClass, Throwable cause) {
    // getConstructors() guarantees this as long as we don't modify the array.
    @SuppressWarnings({"unchecked", "rawtypes"})
    List<Constructor<X>> constructors = (List) Arrays.asList(exceptionClass.getConstructors());
    for (Constructor<X> constructor : preferringStringsThenThrowables(constructors)) {

        setupStringConstructor();
        setupValueOfMethod();
        setUpParameterizedClassDesc();
    }

    private void setupStringConstructor() {
        for (final Constructor<?> con : propertyType.getConstructors()) {
            if (con.getParameterTypes().length == 1 && con.getParameterTypes()[0].equals(String.class)) {
                stringConstructor = con;
                break;
            }
        }
    }

    }

    /**
     * Prepares the constructors.
     */
    protected void setupConstructorDescs() {
        for (final Constructor<?> constructor : beanClass.getConstructors()) {
            constructorDescs.add(new ConstructorDescImpl(this, constructor));
        }
    }

    /**
     * Prepares the methods.
     */
    protected void setupMethodDescs() {