parser_perf.cpp
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/*
* Copyright (c) 2011, Peter Thorson. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the WebSocket++ Project nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL PETER THORSON BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#include <websocketpp/http/parser.hpp>
#include <chrono>
class scoped_timer {
public:
scoped_timer(std::string i) : m_id(i),m_start(std::chrono::steady_clock::now()) {
std::cout << "Clock " << i << ": ";
}
~scoped_timer() {
std::chrono::nanoseconds time_taken = std::chrono::steady_clock::now()-m_start;
//nanoseconds_per_test
//tests_per_second
//1000000000.0/(double(time_taken.count())/1000.0)
std::cout << 1000000000.0/(double(time_taken.count())/1000.0) << std::endl;
//std::cout << (1.0/double(time_taken.count())) * double(1000000000*1000) << std::endl;
}
private:
std::string m_id;
std::chrono::steady_clock::time_point m_start;
};
int main() {
std::string raw = "GET / HTTP/1.1\r\nHost: www.example.com\r\n\r\n";
std::string firefox = "GET / HTTP/1.1\r\nHost: localhost:5000\r\nUser-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.7; rv:10.0) Gecko/20100101 Firefox/10.0\r\nAccept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8\r\nAccept-Language: en-us,en;q=0.5\r\nAccept-Encoding: gzip, deflate\r\nConnection: keep-alive, Upgrade\r\nSec-WebSocket-Version: 8\r\nSec-WebSocket-Origin: http://zaphoyd.com\r\nSec-WebSocket-Key: pFik//FxwFk0riN4ZiPFjQ==\r\nPragma: no-cache\r\nCache-Control: no-cache\r\nUpgrade: websocket\r\n\r\n";
std::string firefox1 = "GET / HTTP/1.1\r\nHost: localhost:5000\r\nUser-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.7; rv:10.0) Gecko/20100101 Firefox/10.0\r\nAccept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8\r\nAccept-Language: en-us,en;q=0.5\r\n";
std::string firefox2 = "Accept-Encoding: gzip, deflate\r\nConnection: keep-alive, Upgrade\r\nSec-WebSocket-Version: 8\r\nSec-WebSocket-Origin: http://zaphoyd.com\r\nSec-WebSocket-Key: pFik//FxwFk0riN4ZiPFjQ==\r\nPragma: no-cache\r\nCache-Control: no-cache\r\nUpgrade: websocket\r\n\r\n";
{
scoped_timer timer("Simplest 1 chop");
for (int i = 0; i < 1000; i++) {
websocketpp::http::parser::request r;
try {
r.consume(raw.c_str(),raw.size());
} catch (...) {
std::cout << "exception" << std::endl;
}
if (!r.ready()) {
std::cout << "error" << std::endl;
break;
}
}
}
{
scoped_timer timer("FireFox, 1 chop, consume old");
for (int i = 0; i < 1000; i++) {
websocketpp::http::parser::request r;
try {
r.consume2(firefox.c_str(),firefox.size());
} catch (...) {
std::cout << "exception" << std::endl;
}
if (!r.ready()) {
std::cout << "error" << std::endl;
break;
}
}
}
{
scoped_timer timer("FireFox, 1 chop");
for (int i = 0; i < 1000; i++) {
websocketpp::http::parser::request r;
try {
r.consume(firefox.c_str(),firefox.size());
} catch (...) {
std::cout << "exception" << std::endl;
}
if (!r.ready()) {
std::cout << "error" << std::endl;
break;
}
}
}
{
scoped_timer timer("FireFox, 2 chop");
for (int i = 0; i < 1000; i++) {
websocketpp::http::parser::request r;
try {
r.consume(firefox1.c_str(),firefox1.size());
r.consume(firefox2.c_str(),firefox2.size());
} catch (...) {
std::cout << "exception" << std::endl;
}
if (!r.ready()) {
std::cout << "error" << std::endl;
break;
}
}
}
return 0;
}