use AMQPEnvelope;
use Eloquent\Liberator\Liberator;
use Kastilyo\RabbitHole\Subscriber\SubscriberInterface;
use Kastilyo\RabbitHole\Subscriber\SubscriberTrait;
use Kastilyo\RabbitHole\Exceptions\ImplementationException;
use Kastilyo\RabbitHole\AMQP\QueueBuilder;
use Kastilyo\RabbitHole\AMQP\ExchangeBuilder;
describe('BatchSubscriber', function () {
beforeEach(function () {
$this->amqp_connection = Helper::getAMQPConnection();
$this->batch_subscriber = new BatchSubscriber($this->amqp_connection);
});
describe('->processMessage', function () {
beforeEach(function () {
$this->envelopes = array_map(function ($ignore) {
$envelope = Helper::getAMQPEnvelope();
Stub::on($envelope)->method('getDeliveryTag')->andReturn('some_delivery_tag');
return $envelope;
}, array_fill(0, $this->batch_subscriber->getBatchCount(), null));
Stub::on($this->batch_subscriber)->method('acknowledgeMessage');
// process three ahead of time
$this->batch_subscriber->processMessage($this->envelopes[0]);
$this->batch_subscriber->processMessage($this->envelopes[1]);
$this->batch_subscriber->processMessage($this->envelopes[2]);
});
it("doesn't acknowledge messages if the limit hasn't been reached", function () {
array_map(function ($envelope) {
expect($this->batch_subscriber)->not->toReceive('acknowledgeMessage')->with($envelope);
}, $this->envelopes);
$this->batch_subscriber->processMessage($this->envelopes[3]);
});
Stub::on($this->subscriber)->method('getBindingKeys');
$this->expectImplementationException();
});
it('throws an exception when batch count is an empty value', function () {
Stub::on($this->subscriber)->method('getBatchCount');
$this->expectImplementationException();
});
it('throws an exception when batch count is non-integer value', function () {
Stub::on($this->subscriber)->method('getBatchCount', function () {
return 'asdf';
});
$this->expectImplementationException();
});
});
it('sets processMessage as the callback', function () {
expect($this->amqp_queue_spy)->toReceive('consume')->with([$this->subscriber, 'processMessage']);
$this->subscriber->consume();
});
});
describe('->acknowledgeMessage', function () {
it("calls ack on the queue, passing in the message's delivery tag", function () {
$expected_delivery_tag = 'some_delivery_tag';
$message_spy = Helper::getAMQPEnvelope();
Stub::on($message_spy)->method('getDeliveryTag')->andReturn($expected_delivery_tag);
Stub::on($this->amqp_queue_spy)->method('ack', function ($delivery_tag, $flags = AMQP_NOPARAM) {
});
expect($this->amqp_queue_spy)->toReceive('ack')->with($expected_delivery_tag, Arg::toBeAny());
$this->subscriber->acknowledgeMessage($message_spy);
});
});
});
