dart-sdk/tests/language_2/super_abstract_method_test.dart
pq ced11f1b0c Migrate test block 153 to Dart 2.0.
Change-Id: Ide65fb47af440e32648d01f46ad6f858b9faeadf
Reviewed-on: https://dart-review.googlesource.com/3742
Reviewed-by: Bob Nystrom <rnystrom@google.com>
2017-09-19 16:20:45 +00:00

28 lines
657 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 a method overridden by an abstract method is called at
// runtime.
import "package:expect/expect.dart";
class Base {
foo() => 42;
}
abstract class A extends Base {
foo();
}
class B extends A {
testSuperCall() => super.foo();
foo() =>
42; // required since if is removed, then a warning is introduced on 'B' above
}
main() {
Expect.equals(42, new B().foo());
Expect.equals(42, new B().testSuperCall());
}