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| 1 // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file |
| 2 // for details. All rights reserved. Use of this source code is governed by a |
| 3 // BSD-style license that can be found in the LICENSE file. |
| 4 |
| 5 main() { |
| 6 var map1 = { "foo": 42, "bar": 499 }; |
| 7 var map2 = {}; |
| 8 var map3 = const { "foo": 42, "bar": 499 }; |
| 9 var map4 = const {}; |
| 10 var map5 = new Map<String, int>(); |
| 11 map5["foo"] = 43; |
| 12 map5["bar"] = 500; |
| 13 var map6 = new Map<String, bool>(); |
| 14 |
| 15 Expect.isTrue(map1.keys is Iterable); |
| 16 Expect.isFalse(map1.keys is List); |
| 17 Expect.equals(2, map1.keys.length); |
| 18 Expect.equals("foo", map1.keys.first); |
| 19 Expect.equals("bar", map1.keys.last); |
| 20 |
| 21 Expect.isTrue(map2.keys is Iterable); |
| 22 Expect.isFalse(map2.keys is List); |
| 23 Expect.equals(0, map2.keys.length); |
| 24 |
| 25 Expect.isTrue(map3.keys is Iterable); |
| 26 Expect.isFalse(map3.keys is List); |
| 27 Expect.equals(2, map3.keys.length); |
| 28 Expect.equals("foo", map3.keys.first); |
| 29 Expect.equals("bar", map3.keys.last); |
| 30 |
| 31 Expect.isTrue(map4.keys is Iterable); |
| 32 Expect.isFalse(map4.keys is List); |
| 33 Expect.equals(0, map4.keys.length); |
| 34 |
| 35 Expect.isTrue(map5.keys is Iterable); |
| 36 Expect.isFalse(map5.keys is List); |
| 37 Expect.equals(2, map5.keys.length); |
| 38 Expect.isTrue(map5.keys.first == "foo" || map5.keys.first == "bar"); |
| 39 Expect.isTrue(map5.keys.last == "foo" || map5.keys.first == "bar"); |
| 40 Expect.notEquals(map5.keys.first, map5.keys.last); |
| 41 |
| 42 Expect.isTrue(map6.keys is Iterable); |
| 43 Expect.isFalse(map6.keys is List); |
| 44 Expect.equals(0, map6.keys.length); |
| 45 } |
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