dart-sdk/tests/language_2/super_implicit_closure_test.dart
pq c3870cdea7 Migrate test block 154 to Dart 2.0.
Bug:
Change-Id: Ia7ef5ed63b386bd8939922c8880d581caf9b170c
Reviewed-on: https://dart-review.googlesource.com/12482
Reviewed-by: Bob Nystrom <rnystrom@google.com>
2017-10-11 17:53:29 +00:00

45 lines
864 B
Dart

// Copyright (c) 2011, 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 testing invocation of implicit closures.
import "package:expect/expect.dart";
class BaseClass {
BaseClass(this._i) {}
int foo() {
return _i;
}
int _i;
}
class DerivedClass extends BaseClass {
DerivedClass(this._y, int j) : super(j) {}
int foo() {
return _y;
}
getSuper() {
return super.foo;
}
int _y;
}
class SuperImplicitClosureTest {
static void testMain() {
DerivedClass obj = new DerivedClass(20, 10);
var ib = obj.foo;
Expect.equals(obj._y, ib());
ib = obj.getSuper();
Expect.equals(obj._i, ib());
}
}
main() {
SuperImplicitClosureTest.testMain();
}