dart-sdk/tests/dart2js_2/call_signature_test.dart
Joshua Litt 05ca544f15 [dart2js] Move tests/compiler/dart2js_extra to tests/dart2js_2.
Change-Id: Iaa0ca2b4f2d1b15f79ddca37834d3ed2497bc068
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/149242
Commit-Queue: Joshua Litt <joshualitt@google.com>
Reviewed-by: Sigmund Cherem <sigmund@google.com>
2020-06-03 15:15:30 +00:00

31 lines
822 B
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.
// @dart = 2.7
// Regression test. Crash occurred when trying to create a signature function
// for the non-live 'call' method on the live class 'A'.
import 'package:expect/expect.dart';
class A<T> {
/// Weird signature to ensure it isn't match by any call selector.
call(a, b, c, d, e, f, g, h, i, j, k, l, m, n, o, p, q, r, s, {T t}) {}
}
class B<T> {
@pragma('dart2js:noInline')
m(f) => f is Function(T);
}
@pragma('dart2js:noInline')
create() => new B<A<int>>();
main() {
var o = create();
new A();
Expect.isTrue(o.m((A<int> i) => i));
Expect.isFalse(o.m((A<String> i) => i));
}