dart-sdk/tests/language_2/null/is2_test.dart
Leaf Petersen b101a7d002 Add language versions to _2 test libraries
Change-Id: Ib33169c3e0ffc870915c189404074a1dea472546
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/196548
Reviewed-by: Bob Nystrom <rnystrom@google.com>
Commit-Queue: Leaf Petersen <leafp@google.com>
2021-04-26 17:58:57 +00:00

19 lines
501 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 = 2.9
import "package:expect/expect.dart";
class Test<T> {
foo(a) => a is T;
}
main() {
Expect.isTrue(new Test<Object>().foo(null));
Expect.isTrue(new Test<dynamic>().foo(null));
Expect.isFalse(new Test<int>().foo(null));
Expect.isFalse(null is List<Object>);
}