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1 // Copyright 2017 The Chromium Authors. All rights reserved. | 1 // Copyright 2017 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "base/test/scoped_async_task_scheduler.h" | 5 #include "base/test/scoped_async_task_scheduler.h" |
6 | 6 |
7 #include <vector> | |
8 | |
9 #include "base/bind.h" | |
10 #include "base/logging.h" | 7 #include "base/logging.h" |
11 #include "base/task_scheduler/scheduler_worker_pool_params.h" | 8 #include "base/task_scheduler/scheduler_worker_pool_params.h" |
12 #include "base/task_scheduler/task_scheduler.h" | 9 #include "base/task_scheduler/task_scheduler.h" |
13 #include "base/task_scheduler/task_scheduler_impl.h" | |
14 | 10 |
15 namespace base { | 11 namespace base { |
16 namespace test { | 12 namespace test { |
17 | 13 |
18 ScopedAsyncTaskScheduler::ScopedAsyncTaskScheduler() { | 14 ScopedAsyncTaskScheduler::ScopedAsyncTaskScheduler() { |
19 DCHECK(!TaskScheduler::GetInstance()); | 15 DCHECK(!TaskScheduler::GetInstance()); |
| 16 |
| 17 // Instantiate a TaskScheduler with 1 thread in each of its 4 pools. Threads |
| 18 // stay alive even when they don't have work. |
20 constexpr int kMaxThreads = 1; | 19 constexpr int kMaxThreads = 1; |
21 const TimeDelta kSuggestedReclaimTime = TimeDelta::Max(); | 20 const TimeDelta kSuggestedReclaimTime = TimeDelta::Max(); |
22 std::vector<SchedulerWorkerPoolParams> worker_pool_params_vector; | 21 const SchedulerWorkerPoolParams worker_pool_params( |
23 worker_pool_params_vector.emplace_back( | 22 SchedulerWorkerPoolParams::StandbyThreadPolicy::ONE, kMaxThreads, |
24 "ScopedAsyncTaskScheduler", ThreadPriority::NORMAL, | |
25 SchedulerWorkerPoolParams::StandbyThreadPolicy::LAZY, kMaxThreads, | |
26 kSuggestedReclaimTime); | 23 kSuggestedReclaimTime); |
27 TaskScheduler::CreateAndSetDefaultTaskScheduler( | 24 TaskScheduler::CreateAndSetDefaultTaskScheduler( |
28 worker_pool_params_vector, | 25 "ScopedAsync", {worker_pool_params, worker_pool_params, |
29 Bind([](const TaskTraits&) -> size_t { return 0; })); | 26 worker_pool_params, worker_pool_params}); |
30 task_scheduler_ = TaskScheduler::GetInstance(); | 27 task_scheduler_ = TaskScheduler::GetInstance(); |
31 } | 28 } |
32 | 29 |
33 ScopedAsyncTaskScheduler::~ScopedAsyncTaskScheduler() { | 30 ScopedAsyncTaskScheduler::~ScopedAsyncTaskScheduler() { |
34 DCHECK_EQ(TaskScheduler::GetInstance(), task_scheduler_); | 31 DCHECK_EQ(TaskScheduler::GetInstance(), task_scheduler_); |
35 TaskScheduler::GetInstance()->Shutdown(); | 32 TaskScheduler::GetInstance()->Shutdown(); |
36 static_cast<internal::TaskSchedulerImpl*>(TaskScheduler::GetInstance()) | 33 TaskScheduler::GetInstance()->JoinForTesting(); |
37 ->JoinForTesting(); | |
38 TaskScheduler::SetInstance(nullptr); | 34 TaskScheduler::SetInstance(nullptr); |
39 } | 35 } |
40 | 36 |
41 } // namespace test | 37 } // namespace test |
42 } // namespace base | 38 } // namespace base |
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