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eb90e6ffe3
That allows to use SingleThreadedTaskQueueForTesting via TaskQueueBase interface but still have access to test-only SendTask function. Bug: webrtc:10933 Change-Id: I3cc397e55ea2f1ed9e5d885d6a2ccda412beb826 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/156002 Reviewed-by: Karl Wiberg <kwiberg@webrtc.org> Commit-Queue: Danil Chapovalov <danilchap@webrtc.org> Cr-Commit-Position: refs/heads/master@{#29480}
72 lines
2.6 KiB
C++
72 lines
2.6 KiB
C++
/*
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* Copyright 2018 The WebRTC Project Authors. All rights reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef RTC_BASE_TASK_QUEUE_FOR_TEST_H_
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#define RTC_BASE_TASK_QUEUE_FOR_TEST_H_
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#include <utility>
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#include "absl/strings/string_view.h"
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#include "api/task_queue/task_queue_base.h"
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#include "rtc_base/checks.h"
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#include "rtc_base/event.h"
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#include "rtc_base/location.h"
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#include "rtc_base/task_queue.h"
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#include "rtc_base/task_utils/to_queued_task.h"
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#include "rtc_base/thread_annotations.h"
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namespace webrtc {
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template <typename Closure>
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void SendTask(TaskQueueBase* task_queue, Closure&& task, rtc::Location loc) {
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RTC_CHECK(!task_queue->IsCurrent())
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<< "Called SendTask to a queue from the same queue at " << loc.ToString();
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rtc::Event event;
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task_queue->PostTask(
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ToQueuedTask(std::forward<Closure>(task), [&event] { event.Set(); }));
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RTC_CHECK(event.Wait(/*give_up_after_ms=*/120'000, /*warn_after_ms=*/10'000))
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<< "Waited too long at " << loc.ToString();
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}
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class RTC_LOCKABLE TaskQueueForTest : public rtc::TaskQueue {
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public:
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using rtc::TaskQueue::TaskQueue;
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explicit TaskQueueForTest(absl::string_view name = "TestQueue",
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Priority priority = Priority::NORMAL);
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TaskQueueForTest(const TaskQueueForTest&) = delete;
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TaskQueueForTest& operator=(const TaskQueueForTest&) = delete;
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~TaskQueueForTest() = default;
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// A convenience, test-only method that blocks the current thread while
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// a task executes on the task queue.
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// This variant is specifically for posting custom QueuedTask derived
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// implementations that tests do not want to pass ownership of over to the
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// task queue (i.e. the Run() method always returns |false|.).
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template <class Closure>
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void SendTask(Closure* task) {
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RTC_CHECK(!IsCurrent());
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rtc::Event event;
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PostTask(ToQueuedTask(
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[&task] { RTC_CHECK_EQ(false, static_cast<QueuedTask*>(task)->Run()); },
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[&event] { event.Set(); }));
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event.Wait(rtc::Event::kForever);
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}
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// A convenience, test-only method that blocks the current thread while
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// a task executes on the task queue.
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template <class Closure>
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void SendTask(Closure&& task, rtc::Location loc) {
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::webrtc::SendTask(Get(), std::forward<Closure>(task), loc);
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}
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};
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} // namespace webrtc
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#endif // RTC_BASE_TASK_QUEUE_FOR_TEST_H_
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