Merge pull request #2 from rushi/master

Fix refunds for authorize.net

Author: rushi

src/Message/AIMRefundRequest.php

@@ -17,7 +17,6 @@ public function getData()
 
         /** @var CreditCard $card */
         $card = $this->getCard();
-        $card->validate();
 
         $data = $this->getBaseData();
         $data->transactionRequest->amount = $this->getParameter('amount');

tests/Message/AIMRefundRequestTest.php

@@ -43,7 +43,11 @@ public function testGetData()
             array(
                 'transactionReference' => 'authnet-transaction-reference',
                 'amount' => 12.12,
-                'card' => $this->getValidCard()
+                'card' => array(
+                    'number' => 1111,   // Refunds require only the last 4 digits of the credit card
+                    'expiryMonth' => 5,
+                    'expiryYear' => 2020
+                )
             )
         );