Language/13_Statements/03_Variable_Declaration_A03_t01.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 A variable declaration statement of the form var v; is equivalent to var
 * v = null;. A variable declaration statement of the form T v; is equivalent to T v = null;.
 * @description Checks that a variable declaration statements of the form var id; and T id; 
 * are equivalent to a variable declaration of the form T id = null, regardless of the type T.
 * @author vasya
 * @reviewer rodionov
 * @reviewer iefremov
 */
import "../../Utils/expect.dart";

class C {}
abstract class I { }
typedef f();

main() {
  var id;
  Expect.equals(null, id);
  
  bool id0;
  Expect.equals(null, id0);
  
  int id1;
  Expect.equals(null, id1);
  
  double d;
  Expect.equals(null, d);
  
  String id2;
  Expect.equals(null, id2);
  
  Object id3;
  Expect.equals(null, id3);
  
  C id4;
  Expect.equals(null, id4);
  
  I id5;
  Expect.equals(null, id5);
  
  List<double> id6;
  Expect.equals(null, id6);
  
  Map<int, String> id7;
  Expect.equals(null, id7);

  f id8;
  Expect.equals(null, id8);
}