|  | // Copyright (c) 2012 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/task_runner_test_template.h" | 
|  |  | 
|  | namespace base { | 
|  |  | 
|  | namespace test { | 
|  |  | 
|  | TaskTracker::TaskTracker() : task_runs_(0), task_runs_cv_(&lock_) {} | 
|  |  | 
|  | TaskTracker::~TaskTracker() = default; | 
|  |  | 
|  | Closure TaskTracker::WrapTask(const Closure& task, int i) { | 
|  | return Bind(&TaskTracker::RunTask, this, task, i); | 
|  | } | 
|  |  | 
|  | void TaskTracker::RunTask(const Closure& task, int i) { | 
|  | AutoLock lock(lock_); | 
|  | if (!task.is_null()) { | 
|  | task.Run(); | 
|  | } | 
|  | ++task_run_counts_[i]; | 
|  | ++task_runs_; | 
|  | task_runs_cv_.Signal(); | 
|  | } | 
|  |  | 
|  | std::map<int, int> TaskTracker::GetTaskRunCounts() const { | 
|  | AutoLock lock(lock_); | 
|  | return task_run_counts_; | 
|  | } | 
|  |  | 
|  | void TaskTracker::WaitForCompletedTasks(int count) { | 
|  | AutoLock lock(lock_); | 
|  | while (task_runs_ < count) | 
|  | task_runs_cv_.Wait(); | 
|  | } | 
|  |  | 
|  | void ExpectRunsTasksInCurrentSequence(bool expected_value, | 
|  | TaskRunner* task_runner) { | 
|  | EXPECT_EQ(expected_value, task_runner->RunsTasksInCurrentSequence()); | 
|  | } | 
|  |  | 
|  | }  // namespace test | 
|  |  | 
|  | }  // namespace base |