public function execute(InputInterface $input, OutputInterface $output)
{
$outputDir = $this->outputDirHandler->handleOutputDir($input, $output);
$guiBin = null;
if ($input->getOption('gui')) {
$finder = new ExecutableFinder();
$guiBin = $finder->find($input->getOption('gui-bin'));
if (null === $guiBin) {
throw new \InvalidArgumentException(sprintf('Could not locate GUI bin "%s"', $input->getOption('gui-bin')));
}
}
$generatedFiles = [];
$this->runnerHandler->runFromInput($input, $output, ['executor' => ['executor' => 'xdebug_profile', 'output_dir' => $outputDir, 'callback' => function ($iteration) use($outputDir, $guiBin, &$generatedFiles) {
$generatedFiles[] = $generatedFile = $outputDir . DIRECTORY_SEPARATOR . XDebugUtil::filenameFromIteration($iteration, '.cachegrind');
if ($guiBin) {
$process = new Process(sprintf($guiBin . ' ' . $generatedFile));
$process->run();
}
}], 'iterations' => [1]]);
$output->write(PHP_EOL);
$output->writeln(sprintf('<info>%s profile(s) generated:</info>', count($generatedFiles)));
$output->write(PHP_EOL);
foreach ($generatedFiles as $generatedFile) {
if (!file_exists($generatedFile)) {
throw new \InvalidArgumentException(sprintf('Profile "%s" was not generated. Maybe you do not have XDebug installed?', $generatedFile));
}
$output->writeln(sprintf(' %s', $generatedFile));
}
}
/**
* {@inheritdoc}
*/
public function launch(Payload $payload, Iteration $iteration, Config $config)
{
$name = XDebugUtil::filenameFromIteration($iteration);
$dir = $config['output_dir'];
$phpConfig = ['xdebug.trace_output_name' => $name, 'xdebug.trace_output_dir' => $dir, 'xdebug.trace_format' => '1', 'xdebug.auto_trace' => '1', 'xdebug.coverage_enable' => '0', 'xdebug.collect_params' => '3'];
$payload->setPhpConfig($phpConfig);
$path = $dir . DIRECTORY_SEPARATOR . $name . '.xt';
// if the file exists, remove it. XDebug might not be installed
// on the PHP binary and the file may not be generated. We should
// fail in such a case and not use the file from a previous run.
if ($this->filesystem->exists($path)) {
$this->filesystem->remove($path);
}
$result = $payload->launch();
if (false === $this->filesystem->exists($path)) {
throw new \RuntimeException(sprintf('Trace file at "%s" was not generated.', $path));
}
$dom = $this->converter->convert($path);
$subject = $iteration->getVariant()->getSubject();
$class = $subject->getBenchmark()->getClass();
// remove leading slash from class name for matching
// the class in the trace.
if (substr($class, 0, 1) == '\\') {
$class = substr($class, 1);
}
// extract only the timings for the benchmark class, ignore the bootstrapping
$selector = '//entry[@function="' . $class . '->' . $subject->getName() . '"]';
// calculate stats from the trace
$time = (int) ($dom->evaluate(sprintf('number(%s/@end-time) - number(%s/@start-time)', $selector, $selector)) * 1000000.0);
$memory = (int) $dom->evaluate(sprintf('number(%s/@end-memory) - number(%s/@start-memory)', $selector, $selector));
$funcCalls = (int) $dom->evaluate('count(' . $selector . '//*)');
$iteration->setResult(new TimeResult($result['time']));
$iteration->setResult(MemoryResult::fromArray($result['mem']));
$iteration->setResult(new XDebugTraceResult($time, $memory, $funcCalls, $dom));
}
public function execute(InputInterface $input, OutputInterface $output)
{
$this->output = $output;
$outputDir = $input->getOption('outdir');
$guiBin = null;
if ($input->getOption('gui')) {
$finder = new ExecutableFinder();
$guiBin = $finder->find($input->getOption('gui-bin'));
if (null === $guiBin) {
throw new \InvalidArgumentException(sprintf('Could not locate GUI bin "%s"', $input->getOption('gui-bin')));
}
}
if (!$this->filesystem->exists($outputDir)) {
$output->writeln(sprintf('<comment>// creating non-existing directory %s</comment>', $outputDir));
$this->filesystem->mkdir($outputDir);
}
$generatedFiles = array();
$this->runnerHandler->runFromInput($input, $output, array('executor' => array('executor' => 'xdebug', 'output_dir' => $outputDir, 'callback' => function ($iteration) use($outputDir, $guiBin, &$generatedFiles) {
$generatedFiles[] = $generatedFile = $outputDir . DIRECTORY_SEPARATOR . XDebugUtil::filenameFromIteration($iteration);
if ($guiBin) {
$process = new Process(sprintf($guiBin . ' ' . $generatedFile));
$process->run();
}
}), 'iterations' => 1));
$output->write(PHP_EOL);
$output->writeln(sprintf('<info>%s profile(s) generated:</info>', count($generatedFiles)));
$output->write(PHP_EOL);
foreach ($generatedFiles as $generatedFile) {
if (!file_exists($generatedFile)) {
throw new \InvalidArgumentException(sprintf('Profile "%s" was not generated. Maybe you do not have XDebug installed?', $generatedFile));
}
$this->output->writeln(sprintf(' %s', $generatedFile));
}
}
/**
* {@inheritdoc}
*/
public function launch(Payload $payload, Iteration $iteration, Config $config)
{
$name = XDebugUtil::filenameFromIteration($iteration);
$dir = $config['output_dir'];
$phpConfig = ['xdebug.trace_output_name' => $name, 'xdebug.trace_output_dir' => $dir, 'xdebug.trace_format' => '1', 'xdebug.auto_trace' => '1', 'xdebug.coverage_enable' => '0'];
$payload->setPhpConfig($phpConfig);
$path = $dir . DIRECTORY_SEPARATOR . $name . '.xt';
$result = $payload->launch();
if (false === $this->filesystem->exists($path)) {
throw new \RuntimeException(sprintf('Trace file at "%s" was not generated. Is XDebug enabled in the benchmarking environment', $path));
}
$dom = $this->converter->convert($path);
$subject = $iteration->getVariant()->getSubject();
$class = $subject->getBenchmark()->getClass();
if (substr($class, 0, 1) == '\\') {
$class = substr($class, 1);
}
// extract only the timings for the benchmark class, ignore the bootstrapping
$selector = '//entry[@function="' . $class . '->' . $subject->getName() . '"]';
// calculate stats from the trace
$time = (int) ($dom->evaluate(sprintf('sum(%s/@end-time) - sum(/@start-time)', $selector, $selector)) * 1000000.0);
$memory = (int) $dom->evaluate(sprintf('sum(%s/@end-memory) - sum(/@start-memory)', $selector, $selector));
$funcCalls = (int) $dom->evaluate('count(' . $selector . '//*)');
$iteration->setResult(new TimeResult($result['time']));
$iteration->setResult(MemoryResult::fromArray($result['mem']));
$iteration->setResult(new XDebugTraceResult($time, $memory, $funcCalls));
}
/**
* It should generate a filename for an iteration.
*
* @dataProvider provideGenerate
*/
public function testGenerate($class, $subject, $expected)
{
$this->benchmark->getClass()->willReturn($class);
$this->subject->getName()->willReturn($subject);
$this->parameters->getIndex()->willReturn(7);
$this->iteration->getParameters()->willReturn($this->parameters->reveal());
$this->subject->getBenchmarkMetadata()->willReturn($this->benchmark->reveal());
$this->iteration->getSubject()->willReturn($this->subject->reveal());
$result = XDebugUtil::filenameFromIteration($this->iteration->reveal());
$this->assertEquals($expected, $result);
}
/**
* {@inheritdoc}
*/
public function launch(Payload $payload, Iteration $iteration, Config $config)
{
$outputDir = $config['output_dir'];
$callback = $config['callback'];
$name = XDebugUtil::filenameFromIteration($iteration, '.cachegrind');
$phpConfig = ['xdebug.profiler_enable' => 1, 'xdebug.profiler_output_dir' => PhpBench::normalizePath($outputDir), 'xdebug.profiler_output_name' => $name];
$payload->setPhpConfig($phpConfig);
$result = $payload->launch();
if (isset($result['buffer']) && $result['buffer']) {
throw new \RuntimeException(sprintf('Benchmark made some noise: %s', $result['buffer']));
}
$callback($iteration, $result);
$iteration->setResult(new TimeResult($result['time']));
$iteration->setResult(MemoryResult::fromArray($result['mem']));
return $result;
}
/**
* {@inheritdoc}
*/
public function launch(Payload $payload, Iteration $iteration, Config $config)
{
$outputDir = $config['output_dir'];
$callback = $config['callback'];
$name = XDebugUtil::filenameFromIteration($iteration);
$phpConfig = array('xdebug.profiler_enable' => 1, 'xdebug.profiler_output_dir' => $outputDir, 'xdebug.profiler_output_name' => $name);
if (!extension_loaded('xdebug')) {
$phpConfig['zend_extension'] = 'xdebug.so';
}
$payload->setPhpConfig($phpConfig);
$result = $payload->launch();
if (isset($result['buffer']) && $result['buffer']) {
throw new \RuntimeException(sprintf('Benchmark made some noise: %s', $result['buffer']));
}
$result = new IterationResult($result['time'], $result['memory']);
$callback($iteration, $result);
return $result;
}
