public function testPassingNullValueForEventCollectionResetsInstance() { $events = Zend_EventManager_GlobalEventManager::getEventCollection(); $this->assertTrue($events instanceof Zend_EventManager_EventManager); Zend_EventManager_GlobalEventManager::setEventCollection(null); $events2 = Zend_EventManager_GlobalEventManager::getEventCollection(); $this->assertTrue($events2 instanceof Zend_EventManager_EventManager); $this->assertNotSame($events, $events2); }