Language/Classes/Abstract_Instance_Members/invocation_t03.dart

// Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

/**
 * @assertion Invoking an abstract method, getter or setter results in an
 * invocation of noSuchMethod exactly as if the declaration did not exist,
 * unless a suitable member a is available in a superclass, in which case a is
 * invoked.
 * @description Checks that invoking an abstract method, getter or setter
 * results in invoking noSuchMethod method.
 *
 * @author hlodvig, sgrekhov@unipro.ru
 */
import "../../../Utils/expect.dart";

class C {
  int m();
  int get g;
  set g(int v);
  int noSuchMethod(Invocation invocation) {
    return 666;
  }
}

main() {
  C c = new C();
  try {
    var v = c.m();
    Expect.equals(666, v);
  } on NoSuchMethodError catch (e) {
    Expect.fail("NoSuchMethodError is not expected");
  }

  try {
  	var v = c.g;
  	Expect.equals(666, v);
  } on NoSuchMethodError catch (e) {
    Expect.fail("NoSuchMethodError is not expected");
  }

  try {
  	c.g = 1;
    Expect.equals(666, c.g);
  } on NoSuchMethodError catch (e) {
    Expect.fail("NoSuchMethodError is not expected");
  }
}