dart-sdk/tests/dart2js/generics_factories_test.dart
Joshua Litt f9f1ca6171 [dart2js] Create tests/dart2js for nnbd.
Change-Id: Ib8721cf976803d8d1b9d723b7e691e344c768b67
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/149881
Reviewed-by: Sigmund Cherem <sigmund@google.com>
Commit-Queue: Joshua Litt <joshualitt@google.com>
2020-06-09 16:53:15 +00:00

25 lines
532 B
Dart

// Copyright (c) 2013, 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.
// Test that factories are marked as needing rti.
import "package:expect/expect.dart";
class A<T> {
foo(o) => o is T;
factory A.c() => new B<T>();
A();
}
class B<T> extends A<T> {}
class C {}
class D {}
main() {
Expect.isTrue(new A<C>.c().foo(new C()));
Expect.isFalse(new A<C>.c().foo(new D()));
}