naiveproxy/net/quic/test_task_runner.cc
2018-08-14 22:19:20 +00:00

84 lines
2.4 KiB
C++

// 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 "net/quic/test_task_runner.h"
#include <algorithm>
#include <utility>
#include "net/third_party/quic/test_tools/mock_clock.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace net {
namespace test {
namespace {
base::TimeTicks NowInTicks(const quic::MockClock& clock) {
base::TimeTicks ticks;
return ticks + base::TimeDelta::FromMicroseconds(
(clock.Now() - quic::QuicTime::Zero()).ToMicroseconds());
}
} // namespace
TestTaskRunner::TestTaskRunner(quic::MockClock* clock) : clock_(clock) {}
TestTaskRunner::~TestTaskRunner() {}
bool TestTaskRunner::PostDelayedTask(const base::Location& from_here,
base::OnceClosure task,
base::TimeDelta delay) {
EXPECT_GE(delay, base::TimeDelta());
tasks_.push_back(PostedTask(from_here, std::move(task), NowInTicks(*clock_),
delay, base::TestPendingTask::NESTABLE));
return false;
}
bool TestTaskRunner::PostNonNestableDelayedTask(const base::Location& from_here,
base::OnceClosure task,
base::TimeDelta delay) {
return PostDelayedTask(from_here, std::move(task), delay);
}
bool TestTaskRunner::RunsTasksInCurrentSequence() const {
return true;
}
const std::vector<PostedTask>& TestTaskRunner::GetPostedTasks() const {
return tasks_;
}
void TestTaskRunner::RunNextTask() {
std::vector<PostedTask>::iterator next = FindNextTask();
DCHECK(next != tasks_.end());
clock_->AdvanceTime(quic::QuicTime::Delta::FromMicroseconds(
(next->GetTimeToRun() - NowInTicks(*clock_)).InMicroseconds()));
PostedTask task = std::move(*next);
tasks_.erase(next);
std::move(task.task).Run();
}
void TestTaskRunner::RunUntilIdle() {
while (!tasks_.empty())
RunNextTask();
}
namespace {
struct ShouldRunBeforeLessThan {
bool operator()(const PostedTask& task1, const PostedTask& task2) const {
return task1.ShouldRunBefore(task2);
}
};
} // namespace
std::vector<PostedTask>::iterator TestTaskRunner::FindNextTask() {
return std::min_element(tasks_.begin(), tasks_.end(),
ShouldRunBeforeLessThan());
}
} // namespace test
} // namespace net