Multicast DNS implementation (initial)

net/test/fake_time_system.cc

+// Copyright (c) 2013 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/test/fake_time_system.h"
+
+namespace net {
+
+FakeTimeSystem::Task::Task(base::Time time, base::Closure task)
+    : task_(task), time_(time) {
+}
+
+FakeTimeSystem::Task::~Task() {
+}
+
+bool FakeTimeSystem::Task::operator<(const FakeTimeSystem::Task& other) const {
+    return time_ > other.time_;
+}
+
+base::Time FakeTimeSystem::Now() {
+  return now_;
+}
+
+FakeTimeSystem::FakeTimeSystem() : now_(base::Time()) {
+}
+
+FakeTimeSystem::~FakeTimeSystem() {
+}
+
+void FakeTimeSystem::SetNow(base::Time now) {
+  now_ = now;
+}
+
+bool FakeTimeSystem::RunsTasksOnCurrentThread() const {
+  return true;
+}
+
+bool FakeTimeSystem::PostDelayedTask(const tracked_objects::Location& from_here,
+                                     const base::Closure& task,
+                                     base::TimeDelta delay) {
+  base::Time time = now_ + delay;
+  tasks_.push(Task(time, task));
+  return true;
+}
+
+void FakeTimeSystem::RunPendingTasks() {
+  while (!tasks_.empty() && tasks_.top().time() <= now_) {
+    base::Closure to_run = tasks_.top().closure();
+    tasks_.pop();
+    to_run.Run();
+  }
+}
+
+}  // namespace net