mirror of
https://github.com/mollyim/webrtc.git
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8cb31cf125
This CL forwards BlockingCall client locations to BlockingCallImpl. Fixed: chromium:1416199 Change-Id: Ic5865280ec5c72a09a64419940b8343e8a54986b Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/295624 Commit-Queue: Markus Handell <handellm@webrtc.org> Reviewed-by: Harald Alvestrand <hta@webrtc.org> Cr-Commit-Position: refs/heads/main@{#39442}
114 lines
3.6 KiB
C++
114 lines
3.6 KiB
C++
/*
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* Copyright (c) 2020 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "test/time_controller/simulated_thread.h"
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#include <algorithm>
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#include <utility>
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namespace webrtc {
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namespace {
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// A socket server that does nothing. It's different from NullSocketServer in
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// that it does allow sleep/wakeup. This avoids usage of an Event instance which
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// otherwise would cause issues with the simulated Yeild behavior.
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class DummySocketServer : public rtc::SocketServer {
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public:
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rtc::Socket* CreateSocket(int family, int type) override {
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RTC_DCHECK_NOTREACHED();
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return nullptr;
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}
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bool Wait(TimeDelta max_wait_duration, bool process_io) override {
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RTC_CHECK(max_wait_duration.IsZero());
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return true;
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}
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void WakeUp() override {}
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};
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} // namespace
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SimulatedThread::SimulatedThread(
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sim_time_impl::SimulatedTimeControllerImpl* handler,
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absl::string_view name,
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std::unique_ptr<rtc::SocketServer> socket_server)
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: rtc::Thread(socket_server ? std::move(socket_server)
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: std::make_unique<DummySocketServer>()),
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handler_(handler),
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name_(new char[name.size()]) {
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std::copy_n(name.begin(), name.size(), name_);
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}
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SimulatedThread::~SimulatedThread() {
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handler_->Unregister(this);
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delete[] name_;
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}
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void SimulatedThread::RunReady(Timestamp at_time) {
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CurrentThreadSetter set_current(this);
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ProcessMessages(0);
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int delay_ms = GetDelay();
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MutexLock lock(&lock_);
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if (delay_ms == kForever) {
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next_run_time_ = Timestamp::PlusInfinity();
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} else {
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next_run_time_ = at_time + TimeDelta::Millis(delay_ms);
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}
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}
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void SimulatedThread::BlockingCallImpl(rtc::FunctionView<void()> functor,
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const Location& /*location*/) {
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if (IsQuitting())
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return;
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if (IsCurrent()) {
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functor();
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} else {
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TaskQueueBase* yielding_from = TaskQueueBase::Current();
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handler_->StartYield(yielding_from);
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RunReady(Timestamp::MinusInfinity());
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CurrentThreadSetter set_current(this);
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functor();
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handler_->StopYield(yielding_from);
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}
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}
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void SimulatedThread::PostTaskImpl(absl::AnyInvocable<void() &&> task,
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const PostTaskTraits& traits,
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const Location& location) {
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rtc::Thread::PostTaskImpl(std::move(task), traits, location);
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MutexLock lock(&lock_);
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next_run_time_ = Timestamp::MinusInfinity();
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}
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void SimulatedThread::PostDelayedTaskImpl(absl::AnyInvocable<void() &&> task,
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TimeDelta delay,
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const PostDelayedTaskTraits& traits,
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const Location& location) {
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rtc::Thread::PostDelayedTaskImpl(std::move(task), delay, traits, location);
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MutexLock lock(&lock_);
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next_run_time_ =
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std::min(next_run_time_, Timestamp::Millis(rtc::TimeMillis()) + delay);
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}
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void SimulatedThread::Stop() {
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Thread::Quit();
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}
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SimulatedMainThread::SimulatedMainThread(
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sim_time_impl::SimulatedTimeControllerImpl* handler)
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: SimulatedThread(handler, "main", nullptr), current_setter_(this) {}
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SimulatedMainThread::~SimulatedMainThread() {
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// Removes pending tasks in case they keep shared pointer references to
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// objects whose destructor expects to run before the Thread destructor.
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Stop();
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DoDestroy();
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}
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} // namespace webrtc
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