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#include <cstdlib>
#include <cstring>
#include <cstdio>
#include <iostream>
#include <log4shib/Category.hh>
#include <log4shib/OstreamAppender.hh>
#include <log4shib/FileAppender.hh>
#include <log4shib/BasicLayout.hh>
#include <log4shib/PatternLayout.hh>
#include <log4shib/TimeStamp.hh>
#include "Clock.hh"
// -----------------------------------------------------------------------------
int main(int argc, char* argv[])
{
int count = argc > 1 ? std::atoi(argv[1]) : 100;
size_t size = argc > 2 ? std::atoi(argv[2]) : 128;
std::cout << " count: " << count << std::endl
<< " size: " << size << " bytes" << std::endl
<< std::endl;
log4shib::Category& root = log4shib::Category::getRoot();
root.setPriority(log4shib::Priority::ERROR);
log4shib::OstreamAppender ostreamAppender("cerr", &std::cerr);
log4shib::FileAppender fileAppender("stderr", fileno(stderr));
ostreamAppender.setLayout(new log4shib::BasicLayout());
fileAppender.setLayout(new log4shib::BasicLayout());
root.removeAllAppenders();
root.addAppender(ostreamAppender);
log4shib::Category& log = log4shib::Category::getInstance("someCategory");
Clock clock;
char* buffer = new char[size + 1];
std::memset(buffer, 'X', size + 1);
buffer[size] = '\0';
std::cout << "BasicLayout:" << std::endl;
{
clock.start();
for (int i = 0; i < count; i++) log.error("%s", buffer);
clock.stop();
std::cout << " charbuf printf ostream: " << ((float)clock.elapsed()) / count << " us" << std::endl;
}
{
const char* buffer2 = buffer;
clock.start();
for (int i = 0; i < count; i++) log.error(std::string(buffer2));
clock.stop();
std::cout << " charbuf string ostream: " << ((float)clock.elapsed()) / count << " us" << std::endl;
}
{
std::string str(size, 'X');
clock.start();
for (int i = 0; i < count; i++)
log << log4shib::Priority::ERROR << str;
clock.stop();
std::cout << " string stream ostream: " << ((float)clock.elapsed()) / count << " us" << std::endl;
}
{
clock.start();
for (int i = 0; i < count; i++)
log << log4shib::Priority::ERROR << buffer;
clock.stop();
std::cout << " charbuf stream ostream: " << ((float)clock.elapsed()) / count << " us" << std::endl;
}
{
std::string str(size, 'X');
clock.start();
log4shib::CategoryStream s(log << log4shib::Priority::ERROR);
for (int i = 0; i < count; i++)
s << str << log4shib::eol;
clock.stop();
std::cout << " string stream2 ostream: " << ((float)clock.elapsed()) / count << " us" << std::endl;
}
{
clock.start();
log4shib::CategoryStream s(log << log4shib::Priority::ERROR);
for (int i = 0; i < count; i++)
s << buffer << log4shib::eol;
clock.stop();
std::cout << " charbuf stream2 ostream: " << ((float)clock.elapsed()) / count << " us" << std::endl;
}
{
std::string str(size, 'X');
clock.start();
for (int i = 0; i < count; i++) log.error(str);
clock.stop();
std::cout << " direct string ostream: " << ((float)clock.elapsed()) / count << " us" << std::endl;
}
{
std::string str(size, 'X');
root.removeAllAppenders();
root.addAppender(fileAppender);
clock.start();
for (int i = 0; i < count; i++) log.error(str);
clock.stop();
std::cout << " direct string file: " << ((float)clock.elapsed()) / count << " us" << std::endl;
}
std::cout << "PatternLayout:" << std::endl;
{
log4shib::PatternLayout* patternLayout = new log4shib::PatternLayout();
patternLayout->setConversionPattern("%R %p %c %x: %m\n");
ostreamAppender.setLayout(patternLayout);
}
{
log4shib::PatternLayout* patternLayout = new log4shib::PatternLayout();
patternLayout->setConversionPattern("%R %p %c %x: %m\n");
fileAppender.setLayout(patternLayout);
}
root.removeAllAppenders();
root.addAppender(ostreamAppender);
{
clock.start();
for (int i = 0; i < count; i++) log.error("%s", buffer);
clock.stop();
std::cout << " charbuf printf ostream: " << ((float)clock.elapsed()) / count << " us" << std::endl;
}
{
std::string str(size, 'X');
clock.start();
for (int i = 0; i < count; i++) log.error(str);
clock.stop();
std::cout << " direct string ostream: " << ((float)clock.elapsed()) / count << " us" << std::endl;
}
{
std::string str(size, 'X');
root.removeAllAppenders();
root.addAppender(fileAppender);
clock.start();
for (int i = 0; i < count; i++) log.error(str);
clock.stop();
std::cout << " string file: " << ((float)clock.elapsed()) / count << " us" << std::endl;
}
{
clock.start();
for (int i = 0; i < count; i++) fprintf(stderr, "%d ERROR someCategory : %s\n", log4shib::TimeStamp().getSeconds(), buffer);
clock.stop();
std::cout << std::endl << " fprintf: " << ((float)clock.elapsed()) / count << " us" << std::endl;
}
delete[] buffer;
log4shib::Category::shutdown();
return 0;
}
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