dart-sdk/tests/web_2/34701_test.dart
Sigmund Cherem 912005267d [web] rename suite dart2js -> web.
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>
2021-02-04 23:11:32 +00:00

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934 B
Dart

// Copyright (c) 2017, 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
// dart2jsOptions=--omit-implicit-checks
/// Regression test for issue 34701.
import 'dart:async';
import 'package:expect/expect.dart';
class A {
@pragma('dart2js:noInline') //# 01: ok
Future<T> _foo<T>(FutureOr<T> Function() f) async {
return await f();
}
@pragma('dart2js:noInline') //# 01: continued
Future<String> get m async => _foo(() => "a");
}
class M {}
class B extends A with M {
@pragma('dart2js:noInline') //# 01: continued
Future<T> _foo<T>(FutureOr<T> Function() f) => super._foo(f);
}
main() async {
var b = new B();
print(b.m.runtimeType);
print((await b.m).runtimeType);
Expect.isTrue(b.m is Future<String>);
Expect.isTrue((await b.m) is String);
}