ParaTest\Runners\PHPUnit\WrapperRunner::waitForAllToFinish PHP Method

    private function waitForAllToFinish()
    {
        $toStop = $this->workers;
        while (count($toStop) > 0) {
            $toCheck = $this->streamsOf($toStop);
            $new = $this->waitForStreamsToChange($toCheck);
            foreach ($this->progressedWorkers() as $index => $worker) {
                if (!$worker->isRunning()) {
                    $this->flushWorker($worker);
                    unset($toStop[$index]);
                }
            }
        }
    }