chromium/mojo/core/message_pipe_perftest.cc

// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifdef UNSAFE_BUFFERS_BUILD
// TODO(crbug.com/351564777): Remove this and convert code to safer constructs.
#pragma allow_unsafe_buffers
#endif

#include <stddef.h>
#include <stdint.h>

#include <memory>
#include <utility>

#include "base/check_op.h"
#include "base/functional/bind.h"
#include "base/functional/callback_helpers.h"
#include "base/strings/stringprintf.h"
#include "base/test/perf_time_logger.h"
#include "base/threading/thread.h"
#include "mojo/core/embedder/embedder.h"
#include "mojo/core/handle_signals_state.h"
#include "mojo/core/test/mojo_test_base.h"
#include "mojo/core/test/test_utils.h"
#include "mojo/public/c/system/functions.h"
#include "mojo/public/cpp/system/message_pipe.h"
#include "testing/gtest/include/gtest/gtest.h"

namespace mojo {
namespace core {
namespace {

class MessagePipePerfTest : public test::MojoTestBase { … };

TEST_F(MessagePipePerfTest, PingPong) { … }

// For each message received, sends a reply message with the same contents
// repeated twice, until the other end is closed or it receives "quitquitquit"
// (which it doesn't reply to). It'll return the number of messages received,
// not including any "quitquitquit" message, modulo 100.
DEFINE_TEST_CLIENT_WITH_PIPE(PingPongClient, MessagePipePerfTest, h) { … }

// Repeatedly sends messages as previous one got replied by the child.
// Waits for the child to close its end before quitting once specified
// number of messages has been sent.
TEST_F(MessagePipePerfTest, MultiprocessPingPong) { … }

}  // namespace
}  // namespace core
}  // namespace mojo