dart-sdk/tests/language/interface/duplicate_interface_test.dart
Robert Nystrom 507ebbf31f Migrate language_2/interface to NNBD.
Change-Id: I6fd1568fd24c0ae1ad3a6f6922cc4ece1b11d35b
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/148952
Auto-Submit: Bob Nystrom <rnystrom@google.com>
Reviewed-by: Erik Ernst <eernst@google.com>
Commit-Queue: Bob Nystrom <rnystrom@google.com>
2020-05-26 18:52:50 +00:00

20 lines
619 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.
// Check fail because of cycles in super class relationship.
library duplicateInterfaceTest;
import 'package:expect/expect.dart';
import "duplicate_interface_lib.dart" as alib;
class InterfB {}
// Ok since InterfB and alib.InterfB are not the same interface
class Foo implements InterfB, alib.InterfB {}
main() {
Expect.isTrue(new Foo() is InterfB);
Expect.isTrue(new Foo() is alib.InterfB);
}