Add Thread Standby Policy SchedulerWorkerPoolImpl

base/task_scheduler/task_scheduler_impl_unittest.cc

 // Copyright 2016 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/task_scheduler/task_scheduler_impl.h"
 
 #include <stddef.h>
 
 #include <string>
 #include <utility>
@@ skipping 167 matching lines @@
                                                        : FOREGROUND_WORKER_POOL;
 }
 
 class TaskSchedulerImplTest
     : public testing::TestWithParam<TraitsExecutionModePair> {
  protected:
   TaskSchedulerImplTest() = default;
 
   void SetUp() override {
     using IORestriction = SchedulerWorkerPoolParams::IORestriction;
+    using StandbyThreadPolicy = SchedulerWorkerPoolParams::StandbyThreadPolicy;
 
     std::vector<SchedulerWorkerPoolParams> params_vector;
 
     ASSERT_EQ(BACKGROUND_WORKER_POOL, params_vector.size());
     params_vector.emplace_back("Background", ThreadPriority::BACKGROUND,
-                               IORestriction::DISALLOWED, 1U, TimeDelta::Max());
+                               IORestriction::DISALLOWED,
+                               StandbyThreadPolicy::LAZY, 1U, TimeDelta::Max());
 
     ASSERT_EQ(BACKGROUND_FILE_IO_WORKER_POOL, params_vector.size());
     params_vector.emplace_back("BackgroundFileIO", ThreadPriority::BACKGROUND,
-                               IORestriction::ALLOWED, 3U, TimeDelta::Max());
+                               IORestriction::ALLOWED,
+                               StandbyThreadPolicy::LAZY, 3U, TimeDelta::Max());
 
     ASSERT_EQ(FOREGROUND_WORKER_POOL, params_vector.size());
     params_vector.emplace_back("Foreground", ThreadPriority::NORMAL,
-                               IORestriction::DISALLOWED, 4U, TimeDelta::Max());
+                               IORestriction::DISALLOWED,
+                               StandbyThreadPolicy::LAZY, 4U, TimeDelta::Max());
 
     ASSERT_EQ(FOREGROUND_FILE_IO_WORKER_POOL, params_vector.size());
-    params_vector.emplace_back("ForegroundFileIO", ThreadPriority::NORMAL,
-                               IORestriction::ALLOWED, 12U, TimeDelta::Max());
+    params_vector.emplace_back(
+        "ForegroundFileIO", ThreadPriority::NORMAL, IORestriction::ALLOWED,
+        StandbyThreadPolicy::LAZY, 12U, TimeDelta::Max());
 
     scheduler_ = TaskSchedulerImpl::Create(params_vector,
                                            Bind(&GetThreadPoolIndexForTraits));
     ASSERT_TRUE(scheduler_);
   }
 
   void TearDown() override { scheduler_->JoinForTesting(); }
 
   std::unique_ptr<TaskSchedulerImpl> scheduler_;
 
@@ skipping 56 matching lines @@
     thread->WaitForAllTasksToRun();
     thread->Join();
   }
 }
 
 // TODO(fdoray): Add tests with Sequences that move around worker pools once
 // child TaskRunners are supported.
 
 }  // namespace internal
 }  // namespace base