Files
sdk/tests/language/mixin/named_constructor_test.dart
T
Robert Nystrom d839eb7bf9 Migrate language_2/mixin to NNBD.
Change-Id: I4501e9a9d2d958cecf21460b628d2ac50a5135bc
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/149492
Auto-Submit: Bob Nystrom <rnystrom@google.com>
Reviewed-by: Erik Ernst <eernst@google.com>
Commit-Queue: Bob Nystrom <rnystrom@google.com>
2020-06-03 00:05:18 +00:00

31 lines
645 B
Dart

// Copyright (c) 2017, 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.
import "package:expect/expect.dart";
var calls = <String>[];
abstract class A {
bool _done = true;
var a = calls.add('A()') as dynamic;
}
abstract class B {
B.protected() {
calls.add('B.protected()');
}
}
class C extends B with A {
C() : super.protected() {
calls.add('C()');
}
}
void main() {
var c = new C();
Expect.isTrue(c._done);
Expect.equals(calls.join(', '), 'A(), B.protected(), C()');
}