public function testReturnsPendingAsIteratorTypeObject()
{
$t1 = new Transaction(new Client(), new Request('GET', 'http://t.com'));
$t2 = new Transaction(new Client(), new Request('GET', 'http://t.com'));
$t3 = new Transaction(new Client(), new Request('GET', 'http://t.com'));
$iter = new \ArrayIterator([$t1, $t2, $t3]);
$b = new BatchContext('foo', false, $iter);
$this->assertTrue($b->hasPending());
$this->assertSame($t1, $b->nextPending());
$this->assertTrue($b->hasPending());
$this->assertSame($t2, $b->nextPending());
$this->assertTrue($b->hasPending());
$this->assertSame($t3, $b->nextPending());
$this->assertFalse($b->hasPending());
$this->assertNull($b->nextPending());
}
private function perform(BatchContext $context)
{
// The first curl_multi_select often times out no matter what, but is
// usually required for fast transfers.
$active = false;
$multi = $context->getMultiHandle();
do {
while (($mrc = curl_multi_exec($multi, $active)) == CURLM_CALL_MULTI_PERFORM) {
}
if ($mrc != CURLM_OK && $mrc != CURLM_CALL_MULTI_PERFORM) {
self::throwMultiError($mrc);
}
// Need to check if there are pending transactions before processing
// them so that we don't bail from the loop too early.
$pending = $context->hasPending();
$this->processMessages($context);
if ($active && curl_multi_select($multi, $this->selectTimeout) === -1) {
// Perform a usleep if a select returns -1.
// See: https://bugs.php.net/bug.php?id=61141
usleep(250);
}
} while ($active || $pending);
$this->releaseMultiHandle($multi);
}
