public function testAddResetThreadQueue()
 {
     $emailFromThread1 = $this->getMock('Oro\\Bundle\\EmailBundle\\Entity\\Email');
     $emailFromThread2 = $this->getMock('Oro\\Bundle\\EmailBundle\\Entity\\Email');
     $this->manager->addEmailToQueueThreadUpdate($emailFromThread1);
     $this->manager->addEmailToQueueThreadUpdate($emailFromThread2);
     $this->assertCount(2, $this->manager->getQueueThreadUpdate());
     $this->manager->resetQueueThreadUpdate();
     $this->assertEmpty($this->manager->getQueueThreadUpdate());
 }