dart-sdk/tests/web/method_signatures_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

46 lines
1.2 KiB
Dart

// Copyright (c) 2018, 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.
import 'package:expect/expect.dart';
class Class1 {
num method1(num n) => throw 'unreachable';
num method2(int n) => throw 'unreachable';
Object method3(num n) => throw 'unreachable';
}
class Class2<T> {
num method4(T n) => throw 'unreachable';
}
class Class3<T> {
T method5(num n) => throw 'unreachable';
}
class Class4<T> {
num method6(num n, T t) => throw 'unreachable';
}
num method7(num n) => throw 'unreachable';
num method8(int n) => throw 'unreachable';
Object method9(num n) => throw 'unreachable';
@pragma('dart2js:noInline')
test(o) => o is num Function(num);
main() {
Expect.isTrue(test(new Class1().method1));
Expect.isFalse(test(new Class1().method2));
Expect.isFalse(test(new Class1().method3));
Expect.isTrue(test(new Class2<num>().method4));
Expect.isTrue(test(new Class3<num>().method5));
Expect.isFalse(test(new Class4<num>().method6));
Expect.isTrue(test(method7));
Expect.isFalse(test(method8));
Expect.isFalse(test(method9));
}