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<?php |
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/** |
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* Highlighter |
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* |
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* Copyright (C) 2016, Some right reserved. |
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* |
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* @author Kacper "Kadet" Donat <[email protected]> |
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* |
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* Contact with author: |
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* Xmpp: [email protected] |
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* E-mail: [email protected] |
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* |
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* From Kadet with love. |
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*/ |
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namespace Kadet\Highlighter\bin\Commands\Benchmark; |
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use Kadet\Highlighter\Formatter\FormatterInterface; |
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use Kadet\Highlighter\KeyLighter; |
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use Kadet\Highlighter\Language\Language; |
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use Symfony\Component\Console\Command\Command; |
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use Symfony\Component\Console\Input\InputArgument; |
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use Symfony\Component\Console\Input\InputInterface; |
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use Symfony\Component\Console\Input\InputOption; |
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use Symfony\Component\Console\Output\OutputInterface; |
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class RunCommand extends Command |
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{ |
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const DIRECTORY = "../../../Tests/Samples/"; |
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protected function execute(InputInterface $input, OutputInterface $output) |
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{ |
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$dir = __DIR__ . 'BenchmarkCommand.php/' .static::DIRECTORY; |
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$iterator = new \RecursiveIteratorIterator( |
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new \RecursiveDirectoryIterator( |
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$dir, |
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\RecursiveDirectoryIterator::SKIP_DOTS | \RecursiveDirectoryIterator::UNIX_PATHS |
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), \RecursiveIteratorIterator::LEAVES_ONLY |
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); |
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$formatter = $input->hasOption('formatter') |
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? KeyLighter::get()->getFormatter($input->getOption('formatter')) |
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: KeyLighter::get()->getDefaultFormatter(); |
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$results = []; |
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/** @var \SplFileInfo $file */ |
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foreach ($iterator as $file) { |
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$shortname = substr($file->getPathname(), strlen($dir)); |
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if (!fnmatch($input->getOption('include'), $shortname)) { |
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$output->writeln(sprintf('Skipping file <info>%s</info>', $shortname), OutputInterface::VERBOSITY_VERBOSE); |
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continue; |
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} |
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$language = Language::byFilename($file->getFilename()); |
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$source = file_get_contents($file->getPathname()); |
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$output->writeln(sprintf( |
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'File: <info>%s</info> Size: <info>%s</info> Language: <info>%s</info>', |
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substr($file->getPathname(), strlen($dir)), $file->getSize(), get_class($language) |
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), OutputInterface::VERBOSITY_VERBOSE); |
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// Dry run, to include all necessary files. |
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$this->benchmark($source, $language, $formatter); |
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$times = []; |
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$memory = []; |
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for($i = $input->getOption('times'); $i > 0; $i--) { |
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$result = $this->benchmark($source, $language, $formatter); |
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$times = array_merge_recursive($times, $result['times']); |
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$memory = array_merge_recursive($memory, $result['memory']); |
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if($input->getOption('geshi') && class_exists('GeSHi')) { |
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$times['geshi'][] = $this->geshi($source, $file->getExtension()); |
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} |
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} |
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$results[$shortname] = [ |
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'language' => get_class($language), |
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'size' => $file->getSize(), |
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'times' => $times, |
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'memory' => $memory |
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]; |
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} |
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$this->output([ |
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'formatter' => get_class($formatter), |
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'timestamp' => time(), |
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'system' => php_uname(), |
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'comment' => $input->getOption('comment'), |
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'results' => $results |
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], $input, $output); |
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} |
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protected function configure() |
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{ |
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$this |
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->setName('benchmark:run') |
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->setDescription('Tests performance of KeyLighter') |
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->addOption('times', 't', InputOption::VALUE_OPTIONAL, 'How many times each test will be run', 50) |
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->addOption('include', 'i', InputOption::VALUE_OPTIONAL, 'File mask to include', '*') |
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->addOption('comment', 'm', InputOption::VALUE_OPTIONAL, 'Comment to include in file') |
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->addOption('pretty', 'p', InputOption::VALUE_NONE, 'Pretty print') |
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->addOption('geshi', 'g', InputOption::VALUE_NONE, 'Include GeSHi for comparsion') |
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->addOption('formatter', 'f', InputOption::VALUE_OPTIONAL, 'Formatter used for benchmark') |
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->addArgument('output', InputArgument::OPTIONAL, 'Output file') |
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; |
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} |
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protected function benchmark($source, Language $language, FormatterInterface $formatter, $geshi = null) |
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{ |
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gc_collect_cycles(); // force garbage collector |
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$memory = $this->getMemory(); |
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$tokenization = $this->_benchmark(function() use ($language, $source) { |
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return $language->tokenize($source); |
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}); |
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$tokens = $tokenization['result']; |
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$parsing = $this->_benchmark(function() use ($language, $tokens) { |
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return $language->parse($tokens); |
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}); |
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$parsed = $tokenization['result']; |
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$formatting = $this->_benchmark(function() use ($formatter, $parsed) { |
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return $formatter->format($parsed); |
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}); |
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return [ |
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'times' => [ |
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'tokenization' => $tokenization['time'], |
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'parsing' => $parsing['time'], |
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'formatting' => $formatting['time'], |
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'overall' => $tokenization['time'] + $parsing['time'] + $formatting['time'] |
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], |
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'memory' => [ |
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'start' => $memory, |
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'tokenization' => $tokenization['memory'], |
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'parsing' => $parsing['memory'], |
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'formatting' => $formatting['memory'], |
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'overall' => $this->getMemory() - $memory, |
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'end' => $this->getMemory() |
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] |
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]; |
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} |
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private function _benchmark(\Closure $function) |
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{ |
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$memory = $this->getMemory(); |
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$time = $this->getTime(); |
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$result = $function(); |
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return [ |
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'result' => $result, |
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'time' => $this->getTime() - $time, |
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'memory' => $this->getMemory() - $memory, |
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]; |
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} |
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protected function geshi($source, $language) |
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{ |
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$geshi = microtime(true); |
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geshi_highlight($source, $language, null, true); |
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return microtime(true) - $geshi; |
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} |
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protected function output($results, InputInterface $input, OutputInterface $output) |
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{ |
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$result = json_encode($results, $input->getOption('pretty') ? JSON_PRETTY_PRINT : 0); |
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if($input->hasArgument('output')) { |
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file_put_contents($input->getArgument('output'), $result); |
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} else { |
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$output->write($result); |
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} |
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} |
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protected function getMemory() |
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{ |
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return memory_get_usage(); |
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} |
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protected function getTime() |
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{ |
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return microtime(true); |
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} |
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} |
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kadet1090 /
KeyLighter
This check looks from parameters that have been defined for a function or method, but which are not used in the method body.