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b101a7d002
Change-Id: Ib33169c3e0ffc870915c189404074a1dea472546 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/196548 Reviewed-by: Bob Nystrom <rnystrom@google.com> Commit-Queue: Leaf Petersen <leafp@google.com>
37 lines
1.1 KiB
Dart
37 lines
1.1 KiB
Dart
// Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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// @dart = 2.9
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import "package:expect/expect.dart";
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main() {
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var map1 = {"foo": 42, "bar": 499};
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var map2 = {};
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var map3 = const {"foo": 42, "bar": 499};
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var map4 = const {};
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var map5 = new Map<String, int>();
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map5["foo"] = 43;
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map5["bar"] = 500;
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var map6 = new Map<String, bool>();
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Expect.isTrue(map1.keys is Iterable<String>);
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Expect.isFalse(map1.keys is Iterable<bool>);
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Expect.isFalse(map2.keys is Iterable<String>);
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Expect.isFalse(map2.keys is Iterable<bool>);
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Expect.isTrue(map3.keys is Iterable<String>);
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Expect.isFalse(map3.keys is Iterable<bool>);
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Expect.isFalse(map4.keys is Iterable<String>);
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Expect.isFalse(map4.keys is Iterable<bool>);
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Expect.isTrue(map5.keys is Iterable<String>);
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Expect.isFalse(map5.keys is Iterable<bool>);
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Expect.isTrue(map6.keys is Iterable<String>);
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Expect.isFalse(map6.keys is Iterable<bool>);
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}
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