/**
* Create a Manager instance using config
*
* @param $path
* @return static
* @throws \Exception
*/
public static function factory($path)
{
$pools = array();
try {
if (file_exists($path)) {
$config = Config::load($path);
foreach ($config->get('workers', array()) as $worker) {
$count = array_key_exists('count', $worker) ? $worker['count'] : null;
$options = array_key_exists('options', $worker) ? $worker['options'] : array();
$pool = new Pool($count);
$pool->add(new Worker(new Process(new Command($worker['path'], $options))));
$pools[] = $pool;
}
}
} catch (\Exception $e) {
throw $e;
}
$instance = new static($pools);
return $instance;
}
public function testPoolSpawnTooManyWorkers()
{
$pool = new Pool(5);
$pool->setOutput(new NullOutput());
$command = new Command('echo foo');
$process = new Process($command);
$worker = new Worker($process);
// Nullify the output
$process->setOutput(new NullOutput());
$worker->setOutput(new NullOutput());
$pool->setWorkerInstance($worker);
$this->assertEquals(0, count($pool->getWorkers()));
$this->setExpectedException('\\Exception');
for ($i = 0; $i < 6; $i++) {
$pool->spawn();
$this->assertEquals($i + 1, count($pool->getWorkers()));
}
}
