1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
|
// Copyright 2017 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/test/scoped_async_task_scheduler.h"
#include <vector>
#include "base/bind.h"
#include "base/logging.h"
#include "base/task_scheduler/scheduler_worker_pool_params.h"
#include "base/task_scheduler/task_scheduler.h"
#include "base/task_scheduler/task_scheduler_impl.h"
namespace base {
namespace test {
ScopedAsyncTaskScheduler::ScopedAsyncTaskScheduler() {
DCHECK(!TaskScheduler::GetInstance());
constexpr int kMaxThreads = 1;
const TimeDelta kSuggestedReclaimTime = TimeDelta::Max();
std::vector<SchedulerWorkerPoolParams> worker_pool_params_vector;
worker_pool_params_vector.emplace_back(
"ScopedAsyncTaskScheduler", ThreadPriority::NORMAL,
SchedulerWorkerPoolParams::StandbyThreadPolicy::LAZY, kMaxThreads,
kSuggestedReclaimTime);
TaskScheduler::CreateAndSetDefaultTaskScheduler(
worker_pool_params_vector,
Bind([](const TaskTraits&) -> size_t { return 0; }));
task_scheduler_ = TaskScheduler::GetInstance();
}
ScopedAsyncTaskScheduler::~ScopedAsyncTaskScheduler() {
DCHECK_EQ(TaskScheduler::GetInstance(), task_scheduler_);
TaskScheduler::GetInstance()->Shutdown();
static_cast<internal::TaskSchedulerImpl*>(TaskScheduler::GetInstance())
->JoinForTesting();
TaskScheduler::SetInstance(nullptr);
}
} // namespace test
} // namespace base
|
