blob: dd5679bc99a32fdd103a10c222c94ea6adcbadfc [file] [log] [blame]
* Copyright 2018 The WebRTC Project Authors. All rights reserved.
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
#include <utility>
#include "absl/strings/string_view.h"
#include "api/task_queue/task_queue_base.h"
#include "rtc_base/checks.h"
#include "rtc_base/event.h"
#include "rtc_base/location.h"
#include "rtc_base/task_queue.h"
#include "rtc_base/task_utils/to_queued_task.h"
#include "rtc_base/thread_annotations.h"
namespace webrtc {
template <typename Closure>
void SendTask(rtc::Location loc, TaskQueueBase* task_queue, Closure&& task) {
<< "Called SendTask to a queue from the same queue at " << loc.ToString();
rtc::Event event;
ToQueuedTask(std::forward<Closure>(task), [&event] { event.Set(); }));
<< "Waited too long at " << loc.ToString();
class RTC_LOCKABLE TaskQueueForTest : public rtc::TaskQueue {
using rtc::TaskQueue::TaskQueue;
explicit TaskQueueForTest(absl::string_view name = "TestQueue",
Priority priority = Priority::NORMAL);
TaskQueueForTest(const TaskQueueForTest&) = delete;
TaskQueueForTest& operator=(const TaskQueueForTest&) = delete;
~TaskQueueForTest() = default;
// A convenience, test-only method that blocks the current thread while
// a task executes on the task queue.
// This variant is specifically for posting custom QueuedTask derived
// implementations that tests do not want to pass ownership of over to the
// task queue (i.e. the Run() method always returns |false|.).
template <class Closure>
void SendTask(Closure* task) {
rtc::Event event;
[&task] { RTC_CHECK_EQ(false, static_cast<QueuedTask*>(task)->Run()); },
[&event] { event.Set(); }));
// A convenience, test-only method that blocks the current thread while
// a task executes on the task queue.
template <class Closure>
void SendTask(Closure&& task, rtc::Location loc) {
::webrtc::SendTask(loc, Get(), std::forward<Closure>(task));
// Wait for the completion of all tasks posted prior to the
// WaitForPreviouslyPostedTasks() call.
void WaitForPreviouslyPostedTasks() {
// Post an empty task on the queue and wait for it to finish, to ensure
// that all already posted tasks on the queue get executed.
SendTask([]() {}, RTC_FROM_HERE);
} // namespace webrtc