Omnipay\Common\CreditCard::getShippingAddress2 PHP Method

    public function getShippingAddress2()
    {
        return $this->getParameter('shippingAddress2');
    }

 public function testAddress2()
 {
     $this->card->setAddress2('Suburb');
     $this->assertEquals('Suburb', $this->card->getAddress2());
     $this->assertEquals('Suburb', $this->card->getBillingAddress2());
     $this->assertEquals('Suburb', $this->card->getShippingAddress2());
 }