PhpBench\Benchmark\Metadata\SubjectMetadata::getParameterSets PHP Method

    public function getParameterSets()
    {
        return $this->parameterSets;
    }

 private function runSubject(ExecutorInterface $executor, RunnerContext $context, SubjectMetadata $subject, \DOMElement $subjectEl)
 {
     $parameterSets = $context->getParameterSets($subject->getParameterSets());
     $paramsIterator = new CartesianParameterIterator($parameterSets);
     foreach ($paramsIterator as $parameterSet) {
         $variantEl = $subjectEl->ownerDocument->createElement('variant');
         $variantEl->setAttribute('sleep', $context->getSleep($subject->getSleep()));
         $variantEl->setAttribute('output-time-unit', $subject->getOutputTimeUnit() ?: TimeUnit::MICROSECONDS);
         $variantEl->setAttribute('output-mode', $subject->getOutputMode() ?: TimeUnit::MODE_TIME);
         $variantEl->setAttribute('revs', $context->getRevolutions($subject->getRevs()));
         $variantEl->setAttribute('warmup', $context->getWarmup($subject->getWarmup()));
         foreach ($parameterSet as $name => $value) {
             $parameterEl = $this->createParameter($subjectEl, $name, $value);
             $variantEl->appendChild($parameterEl);
         }
         $subjectEl->appendChild($variantEl);
         $this->runIterations($executor, $context, $subject, $parameterSet, $variantEl);
     }
 }