/**
* @param Robot $robot
*/
protected function refillRobot(Robot $robot)
{
if ($robot->rateExceeded()) {
return;
}
while ($robot->queueNotFull() && ($handler = $this->nextRequest())) {
$request = $handler->getRequest();
$request->addListener('complete', function (Event $e) use($handler, $robot) {
foreach ($e->request->getListeners('complete') as $listener) {
$e->request->removeListener('complete', $listener);
}
$robot->detach();
$event = new RequestCompletedEvent($this, $robot, $e->response, $handler);
$this->dispatch('request.completed', $event);
$robot->dispatch('request.completed', $event);
if (!$this->isPauseRequested()) {
$this->refillRobot($robot);
}
});
$event = new RequestAttachingEvent($this, $robot, $handler);
$this->dispatch('request.attaching', $event);
$robot->dispatch('request.attaching', $event);
$robot->attach();
$this->queue->attach($request);
}
}
public function onTick()
{
if ($this->queue->count() > 0) {
$this->queue->socketPerform();
}
}
/**
* Tests whether 'complete' event on individual Request has been fired
* when using RequestsQueue
*/
public function testRequestCompleteEvent()
{
$eventFired = 0;
$req = new cURL\Request();
$req->getOptions()->set(CURLOPT_URL, $this->createRequestUrl())->set(CURLOPT_RETURNTRANSFER, true);
$req->addListener('complete', function ($event) use(&$eventFired) {
$this->validateSuccesfulResponse($event->response);
$eventFired++;
});
$queue = new cURL\RequestsQueue();
$queue->attach($req);
$queue->send();
$this->assertEquals(1, $eventFired);
}
/**
* Requests which fail very quickly might cause infinite loop and return no response.
* http://curl.haxx.se/libcurl/c/curl_multi_perform.html
* "If an added handle fails very quickly, it may never be counted as a running_handle."
* This test ensures that it won't loop and will return properly error code.
*/
public function testErrorCode()
{
$request = new cURL\Request('');
$request->addListener('complete', function (cURL\Event $e) {
$this->assertEquals('<url> malformed', $e->response->getError()->getMessage());
});
$queue = new cURL\RequestsQueue();
$queue->attach($request);
$queue->send();
}
/**
* Test requests attaching on run time
*
* @return void
*/
public function testAttachNewOnRuntime()
{
$total = 10;
$test = $this;
$queue = new cURL\RequestsQueue();
$queue->getDefaultOptions()->set(CURLOPT_RETURNTRANSFER, true)->set(CURLOPT_ENCODING, '');
$n = 0;
$attachNew = function () use($queue, &$n, $total) {
if ($n < $total) {
$n++;
$request = new cURL\Request();
$request->_path = '/' . $n;
$request->getOptions()->set(CURLOPT_URL, $this->okTestUrl . $n);
$queue->attach($request);
}
};
$attachNew();
$queue->addListener('complete', function (cURL\Event $event) use(&$requests, $test, $attachNew) {
$test->validateSuccesfulResponse($event->request->_path, $event->response);
$attachNew();
});
$queue->send();
$this->assertEquals($total, $n);
}
