/**
* @return PromiseInterface
*/
protected function requeue()
{
if ($this->queue->count() === 0) {
return new FulfilledPromise();
}
return \React\Promise\resolve($this->queue->dequeue())->then(function (Rpc $rpc) {
return \React\Promise\resolve($this->memory->enqueue($rpc));
});
}
/**
* @param ProcessCollectionInterface $processCollection
* @param LoopInterface $loop
* @param array $options
*/
public function __construct(ProcessCollectionInterface $processCollection, LoopInterface $loop, array $options = [])
{
$this->loop = $loop;
$this->options = $options;
$this->queue = \WyriHaximus\React\ChildProcess\Pool\getQueue($this->options, 'WyriHaximus\\React\\ChildProcess\\Pool\\Queue\\Memory', $loop);
$this->manager = \WyriHaximus\React\ChildProcess\Pool\getManager($this->options, $processCollection, 'WyriHaximus\\React\\ChildProcess\\Pool\\Manager\\Fixed', $loop);
$this->manager->on('ready', function (WorkerInterface $worker) {
$this->emit('worker', [$worker]);
if ($this->queue->count() === 0) {
return;
}
\React\Promise\resolve($this->queue->dequeue())->then(function (Rpc $message) use($worker) {
$hash = spl_object_hash($message);
$this->deferreds[$hash]->resolve($worker->rpc($message));
unset($this->deferreds[$hash]);
});
});
}
/**
* @dataProvider queueProvider
*/
public function testOperations(QueueInterface $queue)
{
$rpc0 = Factory::rpc('a', ['b']);
$rpc1 = Factory::rpc('c', ['d']);
$rpc2 = Factory::rpc('e', ['f']);
$this->assertSame(0, $queue->count());
$queue->enqueue($rpc0);
$this->assertSame(1, $queue->count());
$queue->enqueue($rpc1);
$this->assertSame(2, $queue->count());
$queue->enqueue($rpc2);
$this->assertSame(3, $queue->count());
$this->assertSame(json_encode($rpc0), json_encode($this->dequeue($queue->dequeue())));
$this->assertSame(2, $queue->count());
$this->assertSame(json_encode($rpc1), json_encode($this->dequeue($queue->dequeue())));
$this->assertSame(1, $queue->count());
$this->assertSame(json_encode($rpc2), json_encode($this->dequeue($queue->dequeue())));
$this->assertSame(0, $queue->count());
}
