dart-sdk/tests/language_2/function_subtype_closure0_test.dart
William Hesse b3e7f6d299 Recommit "migrate function type tests""
This reverts commit ba09eb787c, which was
a revert of ca6bec3414.
New status lines have been added to tests/languge_2/language_2_dart.js.status.

Bug:
Change-Id: I9e5b344d67df1fb00d5a51078a3d2b6113223a3e
Reviewed-on: https://dart-review.googlesource.com/7800
Reviewed-by: Bob Nystrom <rnystrom@google.com>
2017-09-22 17:52:27 +00:00

28 lines
596 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.
// Dart test program for constructors and initializers.
// Check function subtyping of static functions.
import 'package:expect/expect.dart';
typedef I<T> f2<T>();
class X {
static J<bool> f1() => null;
}
class C<T> {
C(f2<T> f);
}
class I<T> {}
class J<T> extends I<int> {}
main() {
new C<int>(X.f1);
Expect.throwsTypeError(() => new C<bool>(X.f1 as dynamic));
}