function testShouldDeleteBoltPatterns_WhenDeletingYear()
	{
		$vehicle = $this->createMMY('Honda','Civic','2000');
		$vehicle = new Elite_Vafwheel_Model_Vehicle($vehicle);
		$vehicle->addBoltPattern(Elite_Vafwheel_Model_BoltPattern::create('4x114.3'));
		
		$vehicle->getLevel('year')->delete();
		                                                                                                                
		$result = $this->query('select count(*) from elite_definition_wheel where leaf_id = '.$vehicle->getValue('year'));
		$this->assertEquals( 0, $result->fetchColumn(), 'should delete wheel record when deleting a year' );
	}