mirror of
https://github.com/dart-lang/sdk
synced 2024-10-14 15:21:54 +00:00
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>
37 lines
922 B
Dart
37 lines
922 B
Dart
// Copyright (c) 2019, 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.
|
|
|
|
// @dart = 2.7
|
|
|
|
import 'package:expect/expect.dart';
|
|
|
|
typedef F1 = int Function(int);
|
|
typedef F2 = int Function(int);
|
|
typedef F3 = int Function(double);
|
|
|
|
@pragma('dart2js:noInline')
|
|
id(x) => x;
|
|
|
|
main() {
|
|
var f1 = F1;
|
|
var f2 = F2;
|
|
var f3 = F3;
|
|
Expect.isTrue(f1 == f2);
|
|
var result12 = identical(f1, f2);
|
|
Expect.isFalse(f1 == f3);
|
|
Expect.isFalse(identical(f1, f3));
|
|
Expect.isFalse(f2 == f3);
|
|
Expect.isFalse(identical(f2, f3));
|
|
|
|
var g1 = id(F1);
|
|
var g2 = id(F2);
|
|
var g3 = id(F3);
|
|
Expect.isTrue(g1 == g2);
|
|
Expect.equals(result12, identical(g1, g2));
|
|
Expect.isFalse(g1 == g3);
|
|
Expect.isFalse(identical(g1, g3));
|
|
Expect.isFalse(g2 == g3);
|
|
Expect.isFalse(identical(g2, g3));
|
|
}
|