diff --git a/.gitignore b/.gitignore
index 8a282a5..9af5c19 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,4 @@
 composer.lock
 composer.phar
 phpunit.xml
+/tests/Mock/myCredentials.json
\ No newline at end of file
diff --git a/src/Gateway.php b/src/Gateway.php
index 9b345f3..1a6ca10 100644
--- a/src/Gateway.php
+++ b/src/Gateway.php
@@ -82,6 +82,36 @@ public function purchase(array $parameters = array())
         return $this->createRequest('\Omnipay\Beanstream\Message\PurchaseRequest', $parameters);
     }
 
+    /**
+     * @param array $parameters
+     *
+     * @return \Omnipay\Beanstream\Message\RefundRequest
+     */
+    public function refund(array $parameters = array())
+    {
+        return $this->createRequest('\Omnipay\Beanstream\Message\RefundRequest', $parameters);
+    }
+
+    /**
+     * @param array $parameters
+     *
+     * @return \Omnipay\Beanstream\Message\VoidReqeust
+     */
+    public function void(array $parameters = array())
+    {
+        return $this->createRequest('\Omnipay\Beanstream\Message\VoidRequest', $parameters);
+    }
+
+    /**
+     * @param array $parameters
+     *
+     * @return \Omnipay\Beanstream\Message\CaptureRequest
+     */
+    public function capture(array $parameters = array())
+    {
+        return $this->createRequest('\Omnipay\Beanstream\Message\CaptureRequest', $parameters);
+    }
+
     /**
      * @param array $parameters
      * @return \Omnipay\Beanstream\Message\CreateProfileRequest
diff --git a/src/Message/CaptureRequest.php b/src/Message/CaptureRequest.php
new file mode 100644
index 0000000..53db11e
--- /dev/null
+++ b/src/Message/CaptureRequest.php
@@ -0,0 +1,27 @@
+<?php
+
+namespace Omnipay\Beanstream\Message;
+
+/**
+ * Class CaptureRequest
+ *
+ * The data for this is the same as an authorization except the endpoint references the original transaction id and
+ * complete is set to true on the card.
+ *
+ * @package Omnipay\Beanstream\Message
+ */
+class CaptureRequest extends AuthorizeRequest
+{
+    /** @var bool Overwrites that same value in the AuthorizeRequest */
+    protected $complete = true;
+
+    /**
+     * Create the endpoint for a capture AKA a completion in Beanstream
+     *
+     * @return string
+     */
+    public function getEndpoint()
+    {
+        return $this->endpoint . '/payments/' . $this->getTransactionReference() . '/completions';
+    }
+}
diff --git a/src/Message/RefundRequest.php b/src/Message/RefundRequest.php
new file mode 100644
index 0000000..4bcaf70
--- /dev/null
+++ b/src/Message/RefundRequest.php
@@ -0,0 +1,35 @@
+<?php
+
+namespace Omnipay\Beanstream\Message;
+
+/**
+ * Class RefundRequest
+ *
+ * @package Omnipay\Beanstream\Message
+ */
+class RefundRequest extends AbstractRequest
+{
+
+    /**
+     * Get the data for a refund
+     */
+    public function getData()
+    {
+        $this->validate('amount', 'transactionReference');
+
+        return array(
+            'amount'=>$this->getAmount(),
+            'order_number'=>$this->getOrderNumber()
+        );
+    }
+
+    /**
+     * Get the endpoint for a Refund. This is overwriting the method so we can add the transaction reference dynamically
+     *
+     * @return string
+     */
+    public function getEndpoint()
+    {
+        return $this->endpoint . '/payments/' . $this->getTransactionReference() . '/returns';
+    }
+}
diff --git a/src/Message/VoidRequest.php b/src/Message/VoidRequest.php
new file mode 100644
index 0000000..3c87b8d
--- /dev/null
+++ b/src/Message/VoidRequest.php
@@ -0,0 +1,36 @@
+<?php
+
+namespace Omnipay\Beanstream\Message;
+
+/**
+ * Class VoidRequest
+ *
+ * @package Omnipay\Beanstream\Message
+ */
+class VoidRequest extends AbstractRequest
+{
+
+    /**
+     * Get the data necessary for a Void
+     *
+     * @return array
+     */
+    public function getData()
+    {
+        $this->validate('amount', 'transactionReference');
+
+        return array(
+            'amount'=>$this->getAmount()
+        );
+    }
+
+    /**
+     * Get the endpoint for a Void. This is overwriting the method so we can add the transaction reference dynamically
+     *
+     * @return string
+     */
+    public function getEndpoint()
+    {
+        return $this->endpoint . '/payments/' . $this->getTransactionReference() . '/void';
+    }
+}
diff --git a/tests/GatewayTest.php b/tests/GatewayTest.php
index d15aec3..f330efc 100644
--- a/tests/GatewayTest.php
+++ b/tests/GatewayTest.php
@@ -4,6 +4,9 @@
 
 class GatewayTest extends GatewayTestCase
 {
+    /** @var  Gateway */
+    protected $gateway;
+
     public function setUp()
     {
         parent::setUp();
@@ -181,4 +184,58 @@ public function testDeleteProfileCard()
         $this->assertSame(2, $request->getCardId());
         $this->assertSame('DELETE', $request->getHttpMethod());
     }
+
+    /**
+     * Test the creation of a RefundRequest object
+     */
+    public function testRefund()
+    {
+        $request = $this->gateway->refund(
+            array(
+                'transactionReference'=>100,
+                'amount'=> 10.00
+            )
+        );
+        $this->assertInstanceOf('Omnipay\Beanstream\Message\RefundRequest', $request);
+        $this->assertSame(100, $request->getTransactionReference());
+        $this->assertSame('10.00', $request->getAmount());
+        $this->assertSame('POST', $request->getHttpMethod());
+        $this->assertSame('https://www.beanstream.com/api/v1/payments/100/returns', $request->getEndpoint());
+    }
+
+    /**
+     * Test the creation of a VoidRequest object
+     */
+    public function testVoid()
+    {
+        $request = $this->gateway->void(
+            array(
+                'transactionReference'=>100,
+                'amount'=> 10.00
+            )
+        );
+        $this->assertInstanceOf('Omnipay\Beanstream\Message\VoidRequest', $request);
+        $this->assertSame(100, $request->getTransactionReference());
+        $this->assertSame('10.00', $request->getAmount());
+        $this->assertSame('POST', $request->getHttpMethod());
+        $this->assertSame('https://www.beanstream.com/api/v1/payments/100/void', $request->getEndpoint());
+    }
+
+    /**
+     * Test the creation of a CaptureRequest object
+     */
+    public function testCapture()
+    {
+        $request = $this->gateway->capture(
+            array(
+                'transactionReference'=>100,
+                'amount'=>10.00
+            )
+        );
+        $this->assertInstanceOf('Omnipay\Beanstream\Message\CaptureRequest', $request);
+        $this->assertSame(100, $request->getTransactionReference());
+        $this->assertSame('10.00', $request->getAmount());
+        $this->assertSame('POST', $request->getHttpMethod());
+        $this->assertSame('https://www.beanstream.com/api/v1/payments/100/completions', $request->getEndpoint());
+    }
 }
diff --git a/tests/IntegrationTest.php b/tests/IntegrationTest.php
new file mode 100644
index 0000000..fa09b64
--- /dev/null
+++ b/tests/IntegrationTest.php
@@ -0,0 +1,165 @@
+<?php
+
+namespace Omnipay\Beanstream\tests;
+
+use Omnipay\Beanstream\Gateway;
+use Omnipay\Tests\GatewayTestCase;
+
+/**
+ * Class IntegrationTest
+ *
+ * This is an integration test class so it actually sends messages to Beanstream. This means you will need to setup a
+ * test account with them and get your Merchant ID and API Passcode. Once you have those, you can create a new file in
+ * the Mock folder called myCredentials.json and format it as below:
+ *
+ * {
+ *      "merchantId":"<Your Merchant ID here>",
+ *      "apiPasscode":"<Your Passcode here>"
+ * }
+ *
+ * If that file does not exist or is not formatted in this way, all tests in this class will be skipped.
+ *
+ * @package Omnipay\Beanstream\tests
+ */
+class IntegrationTest extends GatewayTestCase
+{
+    /** @var  Gateway */
+    protected $gateway;
+
+    /**
+     * Check for the credentials file. Skips the test if the credentials file is missing or not setup correctly. Otherwise,
+     * instantiates the gateway and sets up the credentials.
+     */
+    public function setUp()
+    {
+        $merchantId = '';
+        $apiPasscode = '';
+        $credentialsFilePath = dirname(__FILE__) . '/Mock/myCredentials.json';
+
+        if(file_exists($credentialsFilePath)) {
+            $credentialsJson = file_get_contents($credentialsFilePath);
+            if($credentialsJson) {
+                $credentials = json_decode($credentialsJson);
+                $merchantId = $credentials->merchantId;
+                $apiPasscode = $credentials->apiPasscode;
+            }
+        }
+
+        if(empty($merchantId) || empty($apiPasscode)) {
+            $this->markTestSkipped();
+        } else {
+            $this->gateway = new Gateway();
+            $this->gateway->setMerchantId($merchantId);
+            $this->gateway->setApiPasscode($apiPasscode);
+        }
+    }
+
+    /**
+     * Test an Authorize call followed by a capture call for that transaction
+     */
+    public function testAuthCapture()
+    {
+        $card = $this->getValidCard();
+        $card['number'] = '4030000010001234';
+        $card['cvv'] = '123';
+        $authResponse = $this->gateway->authorize(
+            array(
+                'amount'=>10.00,
+                'card'=>$card,
+                'payment_method'=>'card'
+            )
+        )->send();
+        $this->assertTrue($authResponse->isSuccessful());
+        $this->assertSame('Approved', $authResponse->getMessage());
+
+        $captureResponse = $this->gateway->capture(
+            array(
+                'transactionReference'=>$authResponse->getTransactionReference(),
+                'amount'=>10.00
+            )
+        )->send();
+
+        $this->assertTrue($captureResponse->isSuccessful());
+        $this->assertSame('Approved', $captureResponse->getMessage());
+    }
+
+    /**
+     * Test a failed purchase transaction. The card number used below is a special one for Beanstream that always declines.
+     */
+    public function testFailedPurchase()
+    {
+        $card = $this->getValidCard();
+        $card['number'] = '4003050500040005';
+        $card['cvv'] = '123';
+        $purchaseResponse = $this->gateway->purchase(
+            array(
+                'amount'=>10.00,
+                'card'=>$card,
+                'payment_method'=>'card'
+            )
+        )->send();
+
+        $this->assertFalse($purchaseResponse->isSuccessful());
+        $this->assertSame('DECLINE', $purchaseResponse->getMessage());
+    }
+
+    /**
+     * Test a purchase call followed by a refund call for that purchase
+     */
+    public function testPurchaseRefund()
+    {
+        $card = $this->getValidCard();
+        $card['number'] = '4030000010001234';
+        $card['cvv'] = '123';
+        $purchaseResponse = $this->gateway->purchase(
+            array(
+                'amount'=>20.00,
+                'card'=>$card,
+                'payment_method'=>'card'
+            )
+        )->send();
+
+        $this->assertTrue($purchaseResponse->isSuccessful());
+        $this->assertSame('Approved', $purchaseResponse->getMessage());
+
+        $refundResponse = $this->gateway->refund(
+            array(
+                'amount'=>20.00,
+                'transactionReference'=>$purchaseResponse->getTransactionReference()
+            )
+        )->send();
+
+        $this->assertTrue($refundResponse->isSuccessful());
+        $this->assertSame('Approved', $refundResponse->getMessage());
+    }
+
+    /**
+     * Test a purchase call followed by a void call for that purchase
+     */
+    public function testPurchaseVoid()
+    {
+        $card = $this->getValidCard();
+        $card['number'] = '4030000010001234';
+        $card['cvv'] = '123';
+        $purchaseResponse = $this->gateway->purchase(
+            array(
+                'amount'=>20.00,
+                'card'=>$card,
+                'payment_method'=>'card'
+            )
+        )->send();
+
+        $this->assertTrue($purchaseResponse->isSuccessful());
+        $this->assertSame('Approved', $purchaseResponse->getMessage());
+
+        $voidResponse = $this->gateway->void(
+            array(
+                'amount'=>20.00,
+                'transactionReference'=>$purchaseResponse->getTransactionReference()
+            )
+        )->send();
+
+        $this->assertTrue($voidResponse->isSuccessful());
+        $this->assertSame('Approved', $voidResponse->getMessage());
+    }
+}
\ No newline at end of file
diff --git a/tests/Message/CaptureRequestTest.php b/tests/Message/CaptureRequestTest.php
new file mode 100644
index 0000000..653f271
--- /dev/null
+++ b/tests/Message/CaptureRequestTest.php
@@ -0,0 +1,84 @@
+<?php
+
+namespace Omnipay\Beanstream\Message;
+
+use Omnipay\Tests\TestCase;
+
+/**
+ * Class CaptureRequestTest
+ *
+ * @package Omnipay\Beanstream\Message
+ */
+class CaptureRequestTest extends TestCase
+{
+
+    /** @var RefundRequest */
+    protected $request;
+
+    /**
+     * Setup the capture request object and initialize it with dummy data
+     */
+    public function setUp()
+    {
+        $this->request = new CaptureRequest($this->getHttpClient(), $this->getHttpRequest());
+        $this->request->initialize(
+            array(
+                'amount'=>10.00,
+                'transactionReference'=>1000001
+            )
+        );
+    }
+
+    /**
+     * Test the correct endpoint is being generated
+     */
+    public function testEndpoint()
+    {
+        $this->assertSame('https://www.beanstream.com/api/v1/payments/1000001/completions', $this->request->getEndpoint());
+    }
+
+    /**
+     * Test that the send and response object works correctly on success
+     */
+    public function testSendSuccess()
+    {
+        $this->setMockHttpResponse('CaptureSuccess.txt');
+        $response = $this->request->send();
+        $this->assertTrue($response->isSuccessful());
+        $this->assertSame('1000001', $response->getTransactionReference());
+        $this->assertSame('1', $response->getOrderNumber());
+        $this->assertSame('Approved', $response->getMessage());
+        $this->assertSame('1', $response->getMessageId());
+        $this->assertSame('TEST', $response->getAuthCode());
+        $this->assertSame('PAC', $response->getType());
+        $this->assertNull($response->getCode());
+        $responseCard = $response->getCard();
+        $this->assertNotEmpty($responseCard);
+        $this->assertSame('VI', $responseCard['card_type']);
+        $this->assertSame('1234', $responseCard['last_four']);
+        $this->assertSame(0, $responseCard['cvd_match']);
+        $this->assertSame(0, $responseCard['address_match']);
+        $this->assertSame(0, $responseCard['postal_result']);
+    }
+
+    /**
+     * Test that the send and response object works correctly on failure
+     */
+    public function testSendError()
+    {
+        $this->setMockHttpResponse('CaptureFailure.txt');
+        $response = $this->request->send();
+        $this->assertSame(49, $response->getCode());
+        $this->assertSame(3, $response->getCategory());
+        $this->assertSame('Invalid transaction request string', $response->getMessage());
+        $this->assertSame('https://www.beanstream.com/docs/errors#49', $response->getReference());
+        $this->assertFalse($response->isSuccessful());
+        $this->assertNull($response->getTransactionReference());
+        $this->assertNull($response->getOrderNumber());
+        $this->assertNull($response->getType());
+        $this->assertNull($response->getMessageId());
+        $this->assertNull($response->getAuthCode());
+        $responseCard = $response->getCard();
+        $this->assertEmpty($responseCard);
+    }
+}
\ No newline at end of file
diff --git a/tests/Message/RefundRequestTest.php b/tests/Message/RefundRequestTest.php
new file mode 100644
index 0000000..def92e2
--- /dev/null
+++ b/tests/Message/RefundRequestTest.php
@@ -0,0 +1,72 @@
+<?php
+
+namespace Omnipay\Beanstream\Message;
+
+use Omnipay\Tests\TestCase;
+
+/**
+ * Class RefundRequestTest
+ *
+ * @package Omnipay\Beanstream\Message
+ */
+class RefundRequestTest extends TestCase
+{
+
+    /** @var RefundRequest */
+    protected $request;
+
+    public function setUp()
+    {
+        $this->request = new RefundRequest($this->getHttpClient(), $this->getHttpRequest());
+        $this->request->initialize(
+            array(
+                'amount'=>10.00,
+                'transactionReference'=>1000001
+            )
+        );
+    }
+
+    public function testEndpoint()
+    {
+        $this->assertSame('https://www.beanstream.com/api/v1/payments/1000001/returns', $this->request->getEndpoint());
+    }
+
+    public function testSendSuccess()
+    {
+        $this->setMockHttpResponse('RefundSuccess.txt');
+        $response = $this->request->send();
+        $this->assertTrue($response->isSuccessful());
+        $this->assertSame('1000001', $response->getTransactionReference());
+        $this->assertSame('1', $response->getOrderNumber());
+        $this->assertSame('Approved', $response->getMessage());
+        $this->assertSame('1', $response->getMessageId());
+        $this->assertSame('TEST', $response->getAuthCode());
+        $this->assertSame('R', $response->getType());
+        $this->assertNull($response->getCode());
+        $responseCard = $response->getCard();
+        $this->assertNotEmpty($responseCard);
+        $this->assertSame('VI', $responseCard['card_type']);
+        $this->assertSame('1234', $responseCard['last_four']);
+        $this->assertSame(0, $responseCard['cvd_match']);
+        $this->assertSame(0, $responseCard['address_match']);
+        $this->assertSame(0, $responseCard['postal_result']);
+    }
+
+    public function testSendError()
+    {
+        $this->setMockHttpResponse('RefundFailure.txt');
+        $response = $this->request->send();
+        $this->assertSame(49, $response->getCode());
+        $this->assertSame(3, $response->getCategory());
+        $this->assertSame('Invalid transaction request string', $response->getMessage());
+        $this->assertSame('https://www.beanstream.com/docs/errors#49', $response->getReference());
+        $this->assertFalse($response->isSuccessful());
+        $this->assertNull($response->getTransactionReference());
+        $this->assertNull($response->getOrderNumber());
+        $this->assertNull($response->getType());
+        $this->assertNull($response->getMessageId());
+        $this->assertNull($response->getAuthCode());
+        $responseCard = $response->getCard();
+        $this->assertEmpty($responseCard);
+    }
+}
\ No newline at end of file
diff --git a/tests/Message/VoidRequestTest.php b/tests/Message/VoidRequestTest.php
new file mode 100644
index 0000000..27f1b49
--- /dev/null
+++ b/tests/Message/VoidRequestTest.php
@@ -0,0 +1,84 @@
+<?php
+
+namespace Omnipay\Beanstream\Message;
+
+use Omnipay\Tests\TestCase;
+
+/**
+ * Class VoidRequestTest
+ *
+ * @package Omnipay\Beanstream\Message
+ */
+class VoidRequestTest extends TestCase
+{
+
+    /** @var RefundRequest */
+    protected $request;
+
+    /**
+     * Setup the Void request object and initialize it with dummy data
+     */
+    public function setUp()
+    {
+        $this->request = new VoidRequest($this->getHttpClient(), $this->getHttpRequest());
+        $this->request->initialize(
+            array(
+                'amount'=>10.00,
+                'transactionReference'=>1000001
+            )
+        );
+    }
+
+    /**
+     * Test that the endpoint is being generated correctly
+     */
+    public function testEndpoint()
+    {
+        $this->assertSame('https://www.beanstream.com/api/v1/payments/1000001/void', $this->request->getEndpoint());
+    }
+
+    /**
+     * Test that the send function and response object are working correctly on success
+     */
+    public function testSendSuccess()
+    {
+        $this->setMockHttpResponse('VoidSuccess.txt');
+        $response = $this->request->send();
+        $this->assertTrue($response->isSuccessful());
+        $this->assertSame('1000001', $response->getTransactionReference());
+        $this->assertSame('1', $response->getOrderNumber());
+        $this->assertSame('Approved', $response->getMessage());
+        $this->assertSame('1', $response->getMessageId());
+        $this->assertSame('TEST', $response->getAuthCode());
+        $this->assertSame('VP', $response->getType());
+        $this->assertNull($response->getCode());
+        $responseCard = $response->getCard();
+        $this->assertNotEmpty($responseCard);
+        $this->assertSame('VI', $responseCard['card_type']);
+        $this->assertSame('1234', $responseCard['last_four']);
+        $this->assertSame(0, $responseCard['cvd_match']);
+        $this->assertSame(0, $responseCard['address_match']);
+        $this->assertSame(0, $responseCard['postal_result']);
+    }
+
+    /**
+     * Test that the send function and response object are working correctly on failure
+     */
+    public function testSendError()
+    {
+        $this->setMockHttpResponse('VoidFailure.txt');
+        $response = $this->request->send();
+        $this->assertSame(49, $response->getCode());
+        $this->assertSame(3, $response->getCategory());
+        $this->assertSame('Invalid transaction request string', $response->getMessage());
+        $this->assertSame('https://www.beanstream.com/docs/errors#49', $response->getReference());
+        $this->assertFalse($response->isSuccessful());
+        $this->assertNull($response->getTransactionReference());
+        $this->assertNull($response->getOrderNumber());
+        $this->assertNull($response->getType());
+        $this->assertNull($response->getMessageId());
+        $this->assertNull($response->getAuthCode());
+        $responseCard = $response->getCard();
+        $this->assertEmpty($responseCard);
+    }
+}
\ No newline at end of file
diff --git a/tests/Mock/CaptureFailure.txt b/tests/Mock/CaptureFailure.txt
new file mode 100644
index 0000000..6bf36ce
--- /dev/null
+++ b/tests/Mock/CaptureFailure.txt
@@ -0,0 +1,9 @@
+HTTP/1.1 400 Bad Request
+Content-Type: application/json
+
+{
+    "code":49,
+    "category":3,
+    "message":"Invalid transaction request string",
+    "reference":"https://www.beanstream.com/docs/errors#49"
+}
diff --git a/tests/Mock/CaptureSuccess.txt b/tests/Mock/CaptureSuccess.txt
new file mode 100644
index 0000000..f0d827f
--- /dev/null
+++ b/tests/Mock/CaptureSuccess.txt
@@ -0,0 +1,38 @@
+HTTP/1.1 200 OK
+Access-Control-Allow-Headers: accept, origin, content-type
+Access-Control-Allow-Origin: *
+Cache-Control: no-cache
+Content-Length: 477
+Content-Type: application/json; charset=utf-8
+Date: Thu, 24 Mar 2016 18:04:30 GMT
+Expires: -1
+Pragma: no-cache
+Server: Microsoft-IIS/8.5
+X-AspNet-Version: 4.0.30319
+X-Powered-By: ASP.NET
+
+{
+    "id": "1000001",
+    "approved": "1",
+    "message_id": "1",
+    "message": "Approved",
+    "auth_code": "TEST",
+    "created": "2016-03-24T11:04:30",
+    "order_number": "1",
+    "type": "PAC",
+    "payment_method": "CC",
+    "card": {
+        "card_type": "VI",
+        "last_four": "1234",
+        "cvd_match": 0,
+        "address_match": 0,
+        "postal_result": 0
+    },
+    "links": [
+        {
+            "rel": "complete",
+            "href": "https://www.beanstream.com/api/v1/payments/1000001/completions",
+            "method": "POST"
+        }
+    ]
+}
diff --git a/tests/Mock/RefundFailure.txt b/tests/Mock/RefundFailure.txt
new file mode 100644
index 0000000..6bf36ce
--- /dev/null
+++ b/tests/Mock/RefundFailure.txt
@@ -0,0 +1,9 @@
+HTTP/1.1 400 Bad Request
+Content-Type: application/json
+
+{
+    "code":49,
+    "category":3,
+    "message":"Invalid transaction request string",
+    "reference":"https://www.beanstream.com/docs/errors#49"
+}
diff --git a/tests/Mock/RefundSuccess.txt b/tests/Mock/RefundSuccess.txt
new file mode 100644
index 0000000..9fe8da5
--- /dev/null
+++ b/tests/Mock/RefundSuccess.txt
@@ -0,0 +1,38 @@
+HTTP/1.1 200 OK
+Access-Control-Allow-Headers: accept, origin, content-type
+Access-Control-Allow-Origin: *
+Cache-Control: no-cache
+Content-Length: 477
+Content-Type: application/json; charset=utf-8
+Date: Thu, 24 Mar 2016 18:04:30 GMT
+Expires: -1
+Pragma: no-cache
+Server: Microsoft-IIS/8.5
+X-AspNet-Version: 4.0.30319
+X-Powered-By: ASP.NET
+
+{
+    "id": "1000001",
+    "approved": "1",
+    "message_id": "1",
+    "message": "Approved",
+    "auth_code": "TEST",
+    "created": "2016-03-24T11:04:30",
+    "order_number": "1",
+    "type": "R",
+    "payment_method": "CC",
+    "card": {
+        "card_type": "VI",
+        "last_four": "1234",
+        "cvd_match": 0,
+        "address_match": 0,
+        "postal_result": 0
+    },
+    "links": [
+        {
+            "rel": "complete",
+            "href": "https://www.beanstream.com/api/v1/payments/1000001/completions",
+            "method": "POST"
+        }
+    ]
+}
diff --git a/tests/Mock/VoidFailure.txt b/tests/Mock/VoidFailure.txt
new file mode 100644
index 0000000..6bf36ce
--- /dev/null
+++ b/tests/Mock/VoidFailure.txt
@@ -0,0 +1,9 @@
+HTTP/1.1 400 Bad Request
+Content-Type: application/json
+
+{
+    "code":49,
+    "category":3,
+    "message":"Invalid transaction request string",
+    "reference":"https://www.beanstream.com/docs/errors#49"
+}
diff --git a/tests/Mock/VoidSuccess.txt b/tests/Mock/VoidSuccess.txt
new file mode 100644
index 0000000..1de849a
--- /dev/null
+++ b/tests/Mock/VoidSuccess.txt
@@ -0,0 +1,38 @@
+HTTP/1.1 200 OK
+Access-Control-Allow-Headers: accept, origin, content-type
+Access-Control-Allow-Origin: *
+Cache-Control: no-cache
+Content-Length: 477
+Content-Type: application/json; charset=utf-8
+Date: Thu, 24 Mar 2016 18:04:30 GMT
+Expires: -1
+Pragma: no-cache
+Server: Microsoft-IIS/8.5
+X-AspNet-Version: 4.0.30319
+X-Powered-By: ASP.NET
+
+{
+    "id": "1000001",
+    "approved": "1",
+    "message_id": "1",
+    "message": "Approved",
+    "auth_code": "TEST",
+    "created": "2016-03-24T11:04:30",
+    "order_number": "1",
+    "type": "VP",
+    "payment_method": "CC",
+    "card": {
+        "card_type": "VI",
+        "last_four": "1234",
+        "cvd_match": 0,
+        "address_match": 0,
+        "postal_result": 0
+    },
+    "links": [
+        {
+            "rel": "complete",
+            "href": "https://www.beanstream.com/api/v1/payments/1000001/completions",
+            "method": "POST"
+        }
+    ]
+}