public function testUnsubscribeAllCallbacksForEvent() { $objMock = $this->getMock('stdClass', array('assert')); $objMock->expects($this->never())->method('assert'); $event = new Event(uniqid()); // attach multiple different callbacks to event for ($i = rand(1, 4); $i > 0; $i--) { $this->pubSub->subscribe($event, function () use($objMock) { $objMock->assert(); }); } $this->pubSub->unsubscribe($event); $msg = new AMQPMessage($event->toJson()); $this->pubSub->onMessage($msg); }