Index: tests/lib/async/stream_subscription_cancel_test.dart |
diff --git a/tests/lib/async/stream_subscription_cancel_test.dart b/tests/lib/async/stream_subscription_cancel_test.dart |
index d6c6987545fcc04568eaed5f881e8c08d8a37f94..48649b2717df0566aada0e9b0050562324910f44 100644 |
--- a/tests/lib/async/stream_subscription_cancel_test.dart |
+++ b/tests/lib/async/stream_subscription_cancel_test.dart |
@@ -27,17 +27,22 @@ void main() { |
test('subscription.cancel after close', () { |
var completer = new Completer(); |
StreamController controller = new StreamController( |
- onCancel: completer.complete); |
+ onCancel: () { |
+ completer.complete(); |
+ return completer.future; |
+ }); |
controller.close(); |
+ var completer2 = new Completer(); |
var sub; |
void onDone() { |
- expect(sub.cancel(), isNull); |
+ sub.cancel().then(completer2.complete); |
} |
sub = controller.stream.listen(null, onDone: onDone); |
expect(completer.future, completes); |
+ expect(completer2.future, completes); |
}); |
test('subscription.cancel after error', () { |
@@ -135,4 +140,183 @@ void main() { |
.cancel(); |
expect(doneCompleter.future, completion(equals(true))); |
}); |
+ |
+ test('subscription.cancel through map', () { |
+ var completer = new Completer(); |
+ StreamController controller = new StreamController( |
+ onCancel: () => completer.future); |
+ |
+ bool done = false; |
+ var future = controller.stream.map((x) => x).listen(null).cancel(); |
+ |
+ expect(future.then((_) => done = true), completion(equals(true))); |
+ |
+ Timer.run(() { |
+ expect(done, isFalse); |
+ completer.complete(); |
+ }); |
+ }); |
+ |
+ test('subscription.cancel through asyncMap', () { |
+ var completer = new Completer(); |
+ StreamController controller = new StreamController( |
+ onCancel: () => completer.future); |
+ |
+ bool done = false; |
+ var future = controller.stream.asyncMap((x) => x).listen(null).cancel(); |
+ |
+ expect(future.then((_) => done = true), completion(equals(true))); |
+ |
+ Timer.run(() { |
+ expect(done, isFalse); |
+ completer.complete(); |
+ }); |
+ }); |
+ |
+ test('subscription.cancel through asyncExpand', () { |
+ var completer = new Completer(); |
+ StreamController controller = new StreamController( |
+ onCancel: () => completer.future); |
+ |
+ bool done = false; |
+ var future = controller.stream.asyncExpand((x) => x).listen(null).cancel(); |
+ |
+ expect(future.then((_) => done = true), completion(equals(true))); |
+ |
+ Timer.run(() { |
+ expect(done, isFalse); |
+ completer.complete(); |
+ }); |
+ }); |
+ |
+ test('subscription.cancel through handleError', () { |
+ var completer = new Completer(); |
+ StreamController controller = new StreamController( |
+ onCancel: () => completer.future); |
+ |
+ bool done = false; |
+ var future = controller.stream.handleError((x) => x).listen(null).cancel(); |
+ |
+ expect(future.then((_) => done = true), completion(equals(true))); |
+ |
+ Timer.run(() { |
+ expect(done, isFalse); |
+ completer.complete(); |
+ }); |
+ }); |
+ |
+ test('subscription.cancel through skip', () { |
+ var completer = new Completer(); |
+ StreamController controller = new StreamController( |
+ onCancel: () => completer.future); |
+ |
+ bool done = false; |
+ var future = controller.stream.skip(1).listen(null).cancel(); |
+ |
+ expect(future.then((_) => done = true), completion(equals(true))); |
+ |
+ Timer.run(() { |
+ expect(done, isFalse); |
+ completer.complete(); |
+ }); |
+ }); |
+ |
+ test('subscription.cancel through take', () { |
+ var completer = new Completer(); |
+ StreamController controller = new StreamController( |
+ onCancel: () => completer.future); |
+ |
+ bool done = false; |
+ var future = controller.stream.take(1).listen(null).cancel(); |
+ |
+ expect(future.then((_) => done = true), completion(equals(true))); |
+ |
+ Timer.run(() { |
+ expect(done, isFalse); |
+ completer.complete(); |
+ }); |
+ }); |
+ |
+ test('subscription.cancel through skipWhile', () { |
+ var completer = new Completer(); |
+ StreamController controller = new StreamController( |
+ onCancel: () => completer.future); |
+ |
+ bool done = false; |
+ var future = controller.stream.skipWhile((x) => true).listen(null).cancel(); |
+ |
+ expect(future.then((_) => done = true), completion(equals(true))); |
+ |
+ Timer.run(() { |
+ expect(done, isFalse); |
+ completer.complete(); |
+ }); |
+ }); |
+ |
+ test('subscription.cancel through takeWhile', () { |
+ var completer = new Completer(); |
+ StreamController controller = new StreamController( |
+ onCancel: () => completer.future); |
+ |
+ bool done = false; |
+ var future = controller.stream.takeWhile((x) => true).listen(null).cancel(); |
+ |
+ expect(future.then((_) => done = true), completion(equals(true))); |
+ |
+ Timer.run(() { |
+ expect(done, isFalse); |
+ completer.complete(); |
+ }); |
+ }); |
+ |
+ test('subscription.cancel through timeOut', () { |
+ var completer = new Completer(); |
+ StreamController controller = new StreamController( |
+ onCancel: () => completer.future); |
+ |
+ bool done = false; |
+ var duration = const Duration(hours: 5); |
+ var future = controller.stream.timeout(duration).listen(null).cancel(); |
+ |
+ expect(future.then((_) => done = true), completion(equals(true))); |
+ |
+ Timer.run(() { |
+ expect(done, isFalse); |
+ completer.complete(); |
+ }); |
+ }); |
+ |
+ test('subscription.cancel through transform', () { |
+ var completer = new Completer(); |
+ StreamController controller = new StreamController( |
+ onCancel: () => completer.future); |
+ |
+ bool done = false; |
+ var transformer = |
+ new StreamTransformer.fromHandlers(handleData: (x, y) {}); |
+ var future = controller.stream.transform(transformer).listen(null).cancel(); |
+ |
+ expect(future.then((_) => done = true), completion(equals(true))); |
+ |
+ Timer.run(() { |
+ expect(done, isFalse); |
+ completer.complete(); |
+ }); |
+ }); |
+ |
+ test('subscription.cancel through where', () { |
+ var completer = new Completer(); |
+ StreamController controller = new StreamController( |
+ onCancel: () => completer.future); |
+ |
+ bool done = false; |
+ var future = controller.stream.where((x) => true).listen(null).cancel(); |
+ |
+ expect(future.then((_) => done = true), completion(equals(true))); |
+ |
+ Timer.run(() { |
+ expect(done, isFalse); |
+ completer.complete(); |
+ }); |
+ }); |
} |