/**
* Ensure event input is of type EventInterface or convert it.
*
* @param string|EventInterface $event
*
* @throws InvalidArgumentException
*
* @return EventInterface
*/
public function ensureEvent($event)
{
if (is_string($event)) {
return Event::named($event);
}
if (!$event instanceof EventInterface) {
throw new \InvalidArgumentException(sprintf('Events should be provides as %s instances or string, received type: %s', EventInterface::class, gettype($event)));
}
return $event;
}
/**
* Test Dispatch method.
*/
public function testDispatch()
{
// dispatch event name
$this->given($dispatcher = $this->createEventDispatcher())->when($event = $dispatcher->dispatch('foo.event'))->then()->object($event)->isInstanceOf(Event::class);
// dispatch event named
$this->given($dispatcher = $this->createEventDispatcher())->when($event = $dispatcher->dispatch(Event::named('foo.event')))->then()->object($event)->isInstanceOf(Event::class);
// dispatch event class
$this->given($dispatcher = $this->createEventDispatcher())->when($event = $dispatcher->dispatch(new LoginUserEvent('*****@*****.**')))->then()->object($event)->isInstanceOf(EventInterface::class);
// dispatch invalid event
$this->given($dispatcher = $this->createEventDispatcher())->then()->exception(function () use($dispatcher) {
$dispatcher->dispatch(new InvalidEvent());
})->isInstanceOf(\InvalidArgumentException::class);
// dispatch with one callable listener
$this->given($dispatcher = $this->createEventDispatcher())->and($counter = 0)->and($dispatcher->addListener('foo.event', function (Event $event) use(&$counter) {
++$counter;
}))->when($dispatcher->dispatch('foo.event'))->then()->integer($counter)->isEqualTo(1);
// dispatch with many callable listener
$this->given($dispatcher = $this->createEventDispatcher())->and($counter = 0)->and($dispatcher->addListener('foo.event', function (Event $event) use(&$counter) {
++$counter;
}))->and($dispatcher->addListener('foo.event', function (Event $event) use(&$counter) {
++$counter;
}))->when($dispatcher->dispatch('foo.event'))->then()->integer($counter)->isEqualTo(2);
// dispatch with many callable listener but stopped the event propagation
$this->given($dispatcher = $this->createEventDispatcher())->and($counter = 0)->and($dispatcher->addListener('foo.event', function (Event $event) use(&$counter) {
++$counter;
$event->stopPropagation();
}))->and($dispatcher->addListener('foo.event', function (Event $event) use(&$counter) {
++$counter;
}))->when($dispatcher->dispatch('foo.event'))->then()->integer($counter)->isEqualTo(1);
// dispatch with many callable listener and priority
$this->given($dispatcher = $this->createEventDispatcher())->and($counter = 3)->and($dispatcher->addListener('foo.event', function (Event $event) use(&$counter) {
$counter = $counter * 5;
}, 50))->and($dispatcher->addListener('foo.event', function (Event $event) use(&$counter) {
$counter = $counter + 2;
}, 100))->when($dispatcher->dispatch('foo.event'))->then()->integer($counter)->isEqualTo(25);
// dispatch with many listener class or callable
$this->given($dispatcher = $this->createEventDispatcher())->and($event = new LoginUserEvent('*****@*****.**'))->and($dispatcher->addListener($event->eventName(), array(new LoginUserEventListener(), 'onLogin')))->and($dispatcher->addListener($event->eventName(), function (LoginUserEvent $event) {
$this->string($event->email())->isEqualTo('*****@*****.**');
$event->setEmail('*****@*****.**');
}))->when($dispatcher->dispatch($event))->then()->string($event->email())->isEqualTo('*****@*****.**');
}
/**
* Test Named method.
*/
public function testNamed()
{
$this->given($event = Event::named('foo.event'))->when($name = $event->eventName())->then()->string($name)->isEqualTo('foo.event');
}
