| /* |
| * Copyright (c) 2018, 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. |
| */ |
| /** |
| * @assertion |
| * Stream<RawSocketEvent> timeout ( |
| * Duration timeLimit, { |
| * void onTimeout( |
| * EventSink<T> sink |
| * ) |
| * }) |
| * . . . |
| * If a broadcast stream is listened to more than once, each subscription will |
| * have its individually timer that starts counting on listen, and the |
| * subscriptions' timers can be paused individually. |
| * |
| * @description Checks that if a broadcast stream is listened to more than once, |
| * each subscription will have its individually timer that starts counting on |
| * listen. |
| * @author ngl@unipro.ru |
| */ |
| import "dart:io"; |
| import "dart:async"; |
| import "../../../Utils/expect.dart"; |
| |
| check(dataExpected, errorCountExpected, [bool no_write_events = false]) { |
| asyncStart(); |
| var address = InternetAddress.loopbackIPv4; |
| RawDatagramSocket.bind(address, 0).then((producer) { |
| RawDatagramSocket.bind(address, 0).then((receiver) { |
| if (no_write_events) { |
| receiver.writeEventsEnabled = false; |
| } |
| int count1 = 0; |
| int count2 = 0; |
| int sent = 0; |
| List list1 = []; |
| List list2 = []; |
| int totalSent = 0; |
| |
| new Timer.periodic(const Duration(milliseconds: 40), (timer) { |
| totalSent += producer.send([sent], address, receiver.port); |
| sent++; |
| if (sent > 2) { |
| timer.cancel(); |
| if (totalSent != sent) { |
| Expect.fail('$totalSent messages were sent instead of $sent.'); |
| } |
| producer.close(); |
| } |
| }); |
| |
| Stream bcs = receiver.asBroadcastStream(); |
| Stream s = bcs.timeout(durationMs(1)); |
| s.listen((event) { |
| list1.add(event); |
| receiver.receive(); |
| }, onError: (e) { |
| Expect.isTrue(e is TimeoutException); |
| count1++; |
| }, onDone: () { |
| }); |
| |
| Timer timer; |
| s.listen((event) { |
| list2.add(event); |
| if (timer != null) { |
| timer.cancel(); |
| } |
| timer = new Timer(const Duration(milliseconds: 200), () { |
| Expect.isNull(receiver.receive()); |
| receiver.close(); |
| }); |
| }, onError: (e) { |
| Expect.isTrue(e is TimeoutException); |
| count2++; |
| }, onDone: () { |
| if (timer != null) { |
| timer.cancel(); |
| } |
| print('$no_write_events $count1 $count2 $list1 $list2'); |
| Expect.equals(count1, count2); |
| Expect.deepEquals(list1, list2); |
| asyncEnd(); |
| }); |
| }); |
| }); |
| } |
| |
| main() { |
| List expected = [ |
| RawSocketEvent.write, |
| RawSocketEvent.read, |
| RawSocketEvent.read, |
| RawSocketEvent.read, |
| RawSocketEvent.closed |
| ]; |
| check(expected, 4); |
| check(expected.sublist(1), 4, true); |
| } |