Add ability to get reason phrase

src/AnalyticsResponse.php

@@ -36,6 +36,13 @@ class AnalyticsResponse implements AnalyticsResponseInterface
      */
     protected $responseBody;
 
+    /**
+     * Reason phrase.
+     *
+     * @var string
+     */
+    protected $reasonPhrase;
+
     /**
      * Gets the relevant data from the Guzzle clients.
      *
@@ -47,9 +54,11 @@ public function __construct(RequestInterface $request, $response)
         if ($response instanceof ResponseInterface) {
             $this->httpStatusCode = $response->getStatusCode();
             $this->responseBody = $response->getBody()->getContents();
+            $this->reasonPhrase = $response->getReasonPhrase();
         } elseif ($response instanceof PromiseInterface) {
             $this->httpStatusCode = null;
             $this->responseBody = null;
+            $this->reasonPhrase = null;
         } else {
             throw new \InvalidArgumentException(
                 'Second constructor argument "response" must be instance of ResponseInterface or PromiseInterface'
@@ -71,6 +80,17 @@ public function getHttpStatusCode()
         return $this->httpStatusCode;
     }
 
+    /**
+     * Gets the HTTP reason phrase.
+     *
+     * @api
+     * @return string
+     */
+    public function getReasonPhrase()
+    {
+        return $this->reasonPhrase;
+    }
+
     /**
      * Gets the request URI used to get the response.
      *

src/AnalyticsResponseInterface.php

@@ -17,6 +17,14 @@ interface AnalyticsResponseInterface
      */
     public function getHttpStatusCode();
 
+    /**
+     * Gets the HTTP reason phrase.
+     *
+     * @api
+     * @return string
+     */
+    public function getReasonPhrase();
+
     /**
      * Gets the request URI used to get the response.
      *

tests/TheIconic/Tracking/GoogleAnalytics/AnalyticsResponseTest.php

@@ -59,6 +59,15 @@ public function setUp()
             ->method('getUri')
             ->will($this->returnValue(new Uri('http://test-collector/hello')));
 
+        $this->mockRequest = $this->getMockBuilder('GuzzleHttp\Psr7\Request')
+            ->setMethods(['getUri'])
+            ->disableOriginalConstructor()
+            ->getMock();
+
+        $this->mockRequest->expects($this->atLeast(1))
+            ->method('getReasonPhrase')
+            ->will($this->returnValue("ReasonPhrase"));
+
         $this->analyticsResponse = new AnalyticsResponse($this->mockRequest, $mockResponse);
 
 
@@ -107,6 +116,12 @@ public function testStatusCode()
         $this->assertEquals(null, $this->analyticsResponseAsync->getHttpStatusCode());
     }
 
+    public function testGetReasonPhrase()
+    {
+        $this->assertEquals('ReasonPhrase', $this->analyticsResponse->getReasonPhrase());
+        $this->assertEquals('ReasonPhrase', $this->analyticsResponseAsync->getReasonPhrase());
+    }
+
     public function testGetUrl()
     {
         $this->assertEquals('http://test-collector/hello', $this->analyticsResponse->getRequestUrl());