blob: 5a0fc9ac264265c7f03720eb4d9ab72d13ce784e [file] [log] [blame]
// 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.
import "package:expect/expect.dart";
class A { const A(); }
class B extends A { const B(); }
main() {
var map1 = new Map<B, B>();
map1[const B()] = const B();
var map2 = new Map<B, B>();
var list = <B>[ const B() ];
var maps = [map1, map2];
for (var map in maps) {
// Test that the map accepts a key is not of the same type:
// Map<B, ?>[A]
Expect.isNull(map[new A()]);