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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "net/quic/test_tools/test_task_runner.h" | |
| 6 | |
| 7 #include <algorithm> | |
| 8 | |
| 9 #include "net/quic/test_tools/mock_clock.h" | |
| 10 #include "testing/gtest/include/gtest/gtest.h" | |
| 11 | |
| 12 namespace net { | |
| 13 namespace test { | |
| 14 | |
| 15 TestTaskRunner::TestTaskRunner(MockClock* clock) | |
| 16 : clock_(clock) { | |
| 17 } | |
| 18 | |
| 19 TestTaskRunner::~TestTaskRunner() { | |
| 20 } | |
| 21 | |
| 22 bool TestTaskRunner::PostDelayedTask(const tracked_objects::Location& from_here, | |
| 23 const base::Closure& task, | |
| 24 base::TimeDelta delay) { | |
| 25 EXPECT_GE(delay, base::TimeDelta()); | |
| 26 tasks_.push_back( | |
| 27 PostedTask(from_here, task, clock_->NowInTicks(), delay, | |
| 28 base::TestPendingTask::NESTABLE)); | |
| 29 return false; | |
| 30 } | |
| 31 | |
| 32 bool TestTaskRunner::RunsTasksOnCurrentThread() const { | |
| 33 return true; | |
| 34 } | |
| 35 | |
| 36 const std::vector<PostedTask>& TestTaskRunner::GetPostedTasks() const { | |
| 37 return tasks_; | |
| 38 } | |
| 39 | |
| 40 void TestTaskRunner::RunNextTask() { | |
| 41 // Find the next task to run, advance the time to the correct time | |
| 42 // and then run the task. | |
| 43 std::vector<PostedTask>::iterator next = FindNextTask(); | |
| 44 DCHECK(next != tasks_.end()); | |
| 45 clock_->AdvanceTime(QuicTime::Delta::FromMicroseconds( | |
| 46 (next->GetTimeToRun() - clock_->NowInTicks()).InMicroseconds())); | |
| 47 PostedTask task = *next; | |
| 48 tasks_.erase(next); | |
| 49 task.task.Run(); | |
| 50 } | |
| 51 | |
| 52 namespace { | |
| 53 | |
| 54 struct ShouldRunBeforeLessThan { | |
| 55 bool operator()(const PostedTask& task1, const PostedTask& task2) const { | |
| 56 return task1.ShouldRunBefore(task2); | |
| 57 } | |
| 58 }; | |
| 59 | |
| 60 } // namespace | |
| 61 | |
| 62 std::vector<PostedTask>::iterator TestTaskRunner::FindNextTask() { | |
| 63 return std::min_element( | |
| 64 tasks_.begin(), tasks_.end(), ShouldRunBeforeLessThan()); | |
| 65 } | |
| 66 | |
| 67 } // namespace test | |
| 68 } // namespace net | |
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