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// 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/test_simple_task_runner.h"
#include "base/logging.h"
namespace base {
TestSimpleTaskRunner::TestSimpleTaskRunner() {}
TestSimpleTaskRunner::~TestSimpleTaskRunner() {
DCHECK(thread_checker_.CalledOnValidThread());
}
bool TestSimpleTaskRunner::PostDelayedTask(
const tracked_objects::Location& from_here,
const Closure& task,
TimeDelta delay) {
DCHECK(thread_checker_.CalledOnValidThread());
pending_tasks_.push_back(
TestPendingTask(from_here, task, TimeTicks(), delay,
TestPendingTask::NESTABLE));
return true;
}
bool TestSimpleTaskRunner::PostNonNestableDelayedTask(
const tracked_objects::Location& from_here,
const Closure& task,
TimeDelta delay) {
DCHECK(thread_checker_.CalledOnValidThread());
pending_tasks_.push_back(
TestPendingTask(from_here, task, TimeTicks(), delay,
TestPendingTask::NON_NESTABLE));
return true;
}
bool TestSimpleTaskRunner::RunsTasksOnCurrentThread() const {
DCHECK(thread_checker_.CalledOnValidThread());
return true;
}
const std::deque<TestPendingTask>&
TestSimpleTaskRunner::GetPendingTasks() const {
DCHECK(thread_checker_.CalledOnValidThread());
return pending_tasks_;
}
bool TestSimpleTaskRunner::HasPendingTask() const {
DCHECK(thread_checker_.CalledOnValidThread());
return !pending_tasks_.empty();
}
base::TimeDelta TestSimpleTaskRunner::NextPendingTaskDelay() const {
DCHECK(thread_checker_.CalledOnValidThread());
return pending_tasks_.front().GetTimeToRun() - base::TimeTicks();
}
void TestSimpleTaskRunner::ClearPendingTasks() {
DCHECK(thread_checker_.CalledOnValidThread());
pending_tasks_.clear();
}
void TestSimpleTaskRunner::RunPendingTasks() {
DCHECK(thread_checker_.CalledOnValidThread());
// Swap with a local variable to avoid re-entrancy problems.
std::deque<TestPendingTask> tasks_to_run;
tasks_to_run.swap(pending_tasks_);
for (std::deque<TestPendingTask>::iterator it = tasks_to_run.begin();
it != tasks_to_run.end(); ++it) {
it->task.Run();
}
}
void TestSimpleTaskRunner::RunUntilIdle() {
while (!pending_tasks_.empty()) {
RunPendingTasks();
}
}
} // namespace base
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