Add description to AIM request and update related tests

Author: balexander

src/Message/AIMAbstractRequest.php

@@ -210,6 +210,8 @@ protected function addBillingData(\SimpleXMLElement $data)
             $req->customer->id = $customer;
         }
 
+        $req->order->description = $this->getDescription();
+
         /** @var CreditCard $card */
         if ($card = $this->getCard()) {
             // A card is present, so include billing and shipping details

tests/AIMGatewayTest.php

@@ -22,21 +22,25 @@ public function setUp()
         $this->purchaseOptions = array(
             'amount' => '10.00',
             'card' => $this->getValidCard(),
+            'description' => 'purchase',
         );
 
         $this->captureOptions = array(
             'amount' => '10.00',
             'transactionReference' => '12345',
+            'description' => 'capture',
         );
 
         $this->voidOptions = array(
             'transactionReference' => '12345',
+            'description' => 'void',
         );
 
         $this->refundOptions = array(
             'amount' => '10.00',
             'transactionReference' => '12345',
-            'card' => $this->getValidCard()
+            'card' => $this->getValidCard(),
+            'description' => 'refund',
         );
     }
 

tests/Message/AIMAuthorizeRequestTest.php

@@ -41,6 +41,7 @@ public function testGetData()
             "amount",
             "payment",
             "customer",
+            "order",
             "billTo",
             "shipTo",
             "customerIP",