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912005267d
Change-Id: I46be49b2effec3e38a3dc44cd45cfe736f77fa78 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/182680 Commit-Queue: Sigmund Cherem <sigmund@google.com> Reviewed-by: Joshua Litt <joshualitt@google.com> Reviewed-by: Nicholas Shahan <nshahan@google.com> Reviewed-by: Stephen Adams <sra@google.com>
48 lines
1,022 B
Dart
48 lines
1,022 B
Dart
// Copyright (c) 2018, 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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// dart2jsOptions=--strong
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import 'package:expect/expect.dart';
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T id<T>(T t) => t;
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class C<T> {
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final T t;
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final T Function(T) f;
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const C(this.t, this.f);
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}
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class D<T> {
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final T t;
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final T Function(T) f;
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const D(this.t, this.f);
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}
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const C<int> c1a = const C<int>(0, id);
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const C<int> c1b = const C<int>(0, id);
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const C<double> c2a = const C<double>(0.5, id);
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const C<double> c2b = const C<double>(0.5, id);
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const D<int> d = const D<int>(0, id);
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main() {
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Expect.equals(c1a, c1b);
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Expect.isTrue(identical(c1a, c1b));
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Expect.equals(c1a.f, c1b.f);
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Expect.equals(c2a, c2b);
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Expect.isTrue(identical(c2a, c2b));
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Expect.equals(c2a.f, c2b.f);
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Expect.notEquals(c1a, c2a);
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Expect.notEquals(c1a.f, c2a.f);
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Expect.notEquals(c1a, d);
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Expect.isTrue(identical(c1a.f, d.f));
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}
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