Small fixed, test added

Author: dsentker

src/ApiRequestException.php

@@ -0,0 +1,9 @@
+<?php
+namespace PhpInsights;
+
+use PhpInsights\Result\InsightsException;
+
+class ApiRequestException extends InsightsException
+{
+
+}

src/InsightsCaller.php

@@ -1,8 +1,8 @@
 <?php
 namespace PhpInsights;
 
-
 use GuzzleHttp\Client;
+use GuzzleHttp\Exception\TransferException;
 
 class InsightsCaller
 {
@@ -57,10 +57,20 @@ public function __invoke($url, $strategy = self::STRATEGY_MOBILE)
      * @param string $strategy
      *
      * @return InsightsResponse
+     *
+     * @throws ApiRequestException
      */
-    public function getResponse($url, $strategy = 'mobile') {
+    public function getResponse($url, $strategy = 'mobile')
+    {
         $apiEndpoint = $this->createApiEndpointUrl($url, $strategy);
-        return InsightsResponse::fromResponse($this->client->request('GET', $apiEndpoint));
+
+        try {
+            $response = $this->client->request('GET', $apiEndpoint);
+        } catch (TransferException $e) {
+            throw new ApiRequestException($e->getMessage());
+        }
+
+        return InsightsResponse::fromResponse($response);
 
     }
 
@@ -81,7 +91,6 @@ public function setCaptureScreenshot($captureScreenshot)
     }
 
 
-
     /**
      * @param string $url
      * @param string $strategy
@@ -95,5 +104,4 @@ protected function createApiEndpointUrl($url, $strategy = 'mobile')
     }
 
 
-
 }

src/InvalidJsonException.php

@@ -1,7 +1,9 @@
 <?php
 namespace PhpInsights;
 
-class InvalidJsonException extends \Exception
+use PhpInsights\Result\InsightsException;
+
+class InvalidJsonException extends InsightsException
 {
 
 }

src/Result/InsightsException.php

@@ -0,0 +1,8 @@
+<?php
+
+namespace PhpInsights\Result;
+
+class InsightsException extends \Exception
+{
+
+}

tests/InsightsCallerTest.php

@@ -10,4 +10,12 @@ public function testCanConstructed()
         return $this->assertInstanceOf('\PhpInsights\InsightsCaller', $caller);
 
     }
+
+    public function testInvalidApiKey()
+    {
+        $this->expectException(\PhpInsights\ApiRequestException::class);
+        $caller = new \PhpInsights\InsightsCaller('foo');
+        $caller->getResponse('foo');
+    }
+
 }