blob: f001502707cd7c254af88027590ce265c0c37652 [file] [log] [blame]
// 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.
library stream_controller_async_test;
import "package:expect/expect.dart";
import 'dart:async';
import 'package:unittest/unittest.dart';
import 'event_helper.dart';
import 'stream_state_helper.dart';
class A { const A(); }
class B extends A { const B(); }
main() {
Events sentEvents = new Events()..close();
// Make sure that lastWhere allows to return instances of types that are
// different than the generic type of the stream.
test("lastWhere with super class", () {
StreamController c = new StreamController<B>();
Future f = c.stream.lastWhere((x) => false, defaultValue: () => const A());
f.then(expectAsync((v) { Expect.equals(const A(), v); }));
sentEvents.replay(c);
});
}