/**
* @param RequestInterface[] $requests
* @param array $options
*
* @return array
*
* @deprecated Use {@link send()}
*/
public function performMultiple($requests, array $options = [])
{
$promises = [];
foreach ($requests as $key => $request) {
$promises[$key] = $this->send($request, isset($options[$key]) ? $options[$key] : []);
}
P\queue()->run();
$responses = [];
foreach ($promises as $key => $promise) {
$responses[$key] = $promise->wait();
}
return $responses;
}
public function testCanYieldErrorsAndSuccessesWithoutRecursion()
{
$promises = [];
for ($i = 0; $i < 20; $i++) {
$promises[] = new P\Promise();
}
$co = P\coroutine(function () use($promises) {
for ($i = 0; $i < 20; $i += 4) {
try {
(yield $promises[$i]);
(yield $promises[$i + 1]);
} catch (\Exception $e) {
(yield $promises[$i + 2]);
(yield $promises[$i + 3]);
}
}
});
for ($i = 0; $i < 20; $i += 4) {
$promises[$i]->resolve($i);
$promises[$i + 1]->reject($i + 1);
$promises[$i + 2]->resolve($i + 2);
$promises[$i + 3]->resolve($i + 3);
}
$co->then(function ($value) use(&$result) {
$result = $value;
});
P\queue()->run();
$this->assertEquals('19', $result);
}
public function testDoesNotCallNextOnIteratorUntilNeededWhenAsync()
{
$firstPromise = new Promise();
$pending = [$firstPromise];
$values = [$firstPromise];
$results = [];
$remaining = 9;
$iter = function () use(&$values) {
while ($value = array_pop($values)) {
(yield $value);
}
};
$each = new EachPromise($iter(), ['concurrency' => 1, 'fulfilled' => function ($r) use(&$results, &$values, &$remaining, &$pending) {
$results[] = $r;
if ($remaining-- > 0) {
$pending[] = $values[] = new Promise();
}
}]);
$i = 0;
$each->promise();
while ($promise = array_pop($pending)) {
$promise->resolve($i++);
P\queue()->run();
}
$this->assertEquals(range(0, 9), $results);
}
public function testRejectsAggregateWhenNextThrows()
{
$iter = function () {
(yield 'a');
throw new \Exception('Failure');
};
$each = new EachPromise($iter());
$p = $each->promise();
$e = null;
$received = null;
$p->then(null, function ($reason) use(&$e) {
$e = $reason;
});
P\queue()->run();
$this->assertInstanceOf('Exception', $e);
$this->assertEquals('Failure', $e->getMessage());
}
public function testOtherwiseIsSugarForRejections()
{
$p = new Promise();
$p->reject('foo');
$p->otherwise(function ($v) use(&$c) {
$c = $v;
});
P\queue()->run();
$this->assertEquals($c, 'foo');
}
/**
* Runs until all outstanding connections have completed.
*/
public function execute()
{
$queue = P\queue();
while ($this->handles || !$queue->isEmpty()) {
// If there are no transfers, then sleep for the next delay
if (!$this->active && $this->delays) {
usleep($this->timeToNext());
}
$this->tick();
}
}
public function requestAsync($method, $endpoint, array $data = array())
{
$promise = $this->client->requestAsync($method, $this->api_prefix . $endpoint, $this->getRequestOptions($method, $data))->then(function (ResponseInterface $res) {
return $this->getBody($res);
}, function (RequestException $e) {
// See if we can simplify the exception.
if (!$e->hasResponse()) {
throw new StockfighterRequestException('', -1, 'No response from server.');
}
$this->handleResponseErrors($e->getResponse());
// Otherwise, throw a general error.
throw new StockfighterRequestException('', -1, 'Unknown error: ' . $e->getMessage());
})->then($this->global_fulfilled, $this->global_rejected);
// Add a timer to the loop to monitor this request.
$timer = $this->stockfighter->loop->addPeriodicTimer(0, \Closure::bind(function () use(&$timer) {
$this->tick();
if (empty($this->handles) && Promise\queue()->isEmpty()) {
$timer->cancel();
}
}, $this->handler, $this->handler));
// Return the promise.
return $promise;
}
