Language/12_Expressions/02_Null_A05_t02.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 a method on null yields a NoSuchMethodError unless 
 * the method is explicitly implemented by class Null.
 * @description Checks that invoking a method on null yields NoSuchMethodError
 * if the class Null does not explicitly implement it.
 * @author hlodvig
 * @reviewer iefremov
 * @reviewer rodionov
 */
import "../../Utils/expect.dart";

class A {
  int aMethodWithAFancyName() {}
}

main() {
  try{
    A a = null;
    int x = a.aMethodWithAFancyName(); 
    Expect.fail("Invoking method on null should yield NoSuchMethodError");
  } on NoSuchMethodError catch(ok){}
}