Bob Nystrom
7a540d2f85
Change-Id: Ic12edd3e76ba1f8b9fb096c96e310e7253cc6ac6 Reviewed-on: https://dart-review.googlesource.com/14722 Commit-Queue: Bob Nystrom <rnystrom@google.com> Reviewed-by: Régis Crelier <regis@google.com>
33 lines
843 B
Dart
33 lines
843 B
Dart
// Copyright (c) 2016, 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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import "package:expect/expect.dart";
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class C<E> {
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E e;
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C(this.e);
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}
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C<T> f1<T>(T t) => new C<T>(t);
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List<T> f2<T>(T t) => <T>[t];
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Map<T, String> f3<T>(T t) => <T, String>{t: 'hi'};
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main() {
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C c = f1<int>(42);
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List i = f2<String>("Hello!");
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Expect.isTrue(c is C<int>);
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Expect.isFalse(c is C<String>);
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Expect.isTrue(i is List<String>);
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Expect.isFalse(i is List<int>);
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Expect.equals(c.e, 42);
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Expect.equals(i[0], "Hello!");
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Map m1 = f3<int>(1);
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Expect.isTrue(m1 is Map<int, String>);
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Expect.isFalse(m1 is Map<String, String>);
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Expect.isFalse(m1 is Map<int, int>);
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Expect.equals('hi', m1[1]);
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}
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