[EventDispatcher] Fix ContainerAwareEventDispatcher::hasListeners(null)
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@ -105,7 +105,7 @@ class ContainerAwareEventDispatcher extends EventDispatcher
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public function hasListeners($eventName = null)
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{
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if (null === $eventName) {
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return (bool) count($this->listenerIds) || (bool) count($this->listeners);
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return $this->listenerIds || $this->listeners || parent::hasListeners();
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}
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if (isset($this->listenerIds[$eventName])) {
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@ -56,6 +56,7 @@ abstract class AbstractEventDispatcherTest extends TestCase
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{
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$this->dispatcher->addListener('pre.foo', array($this->listener, 'preFoo'));
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$this->dispatcher->addListener('post.foo', array($this->listener, 'postFoo'));
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$this->assertTrue($this->dispatcher->hasListeners());
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$this->assertTrue($this->dispatcher->hasListeners(self::preFoo));
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$this->assertTrue($this->dispatcher->hasListeners(self::postFoo));
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$this->assertCount(1, $this->dispatcher->getListeners(self::preFoo));
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