dart-sdk/tests/language/no_such_method2_test.dart
2013-04-15 15:42:44 +00:00

34 lines
1 KiB
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.
import "package:expect/expect.dart";
// Regression test for https://code.google.com/p/dart/issues/detail?id=7697.
// dart2js used to optimize [noSuchMethod] based on the user-provided
// argument, and forget that the runtime might call it with its own
// [Invocation] implementation.
class Hey {
foo() => noSuchMethod(new FakeInvocationMirror());
noSuchMethod(x) => x;
}
class You extends Hey {
// We used to think this method is always called with a
// FakeInvocationMirror instance, but it's also called with the
// internal mirror implementation.
noSuchMethod(x) => x.isGetter;
}
class FakeInvocationMirror implements Invocation {
final bool isGetter = false;
}
main() {
var x = new Hey();
Expect.isTrue(x.foo() is FakeInvocationMirror);
var y = [new You()];
Expect.isTrue(y[0].bar);
}