Fixed exception for Bad Connections

.travis.yml

@@ -8,6 +8,5 @@ install:
   - composer install
 
 script: 
-  - cd tests
-  - phpunit --bootstrap bootstrap.php . 
+  - phpunit
 

SparQL/Connection.php

@@ -2,6 +2,7 @@
 
 namespace SparQL;
 
+use ByJG\Util\CurlException;
 use ByJG\Util\WebRequest;
 use SparQL\Exception;
 
@@ -89,10 +90,14 @@ public function dispatchQuery($sparql, $timeout = null)
             $webRequest->setCurlOption(CURLOPT_TIMEOUT_MS, $timeout);
         }
 
-        $output = $webRequest->get();
+        try {
+            $output = $webRequest->get();
+        } catch (CurlException $ex) {
+            throw new ConnectionException($ex->getMessage());
+        }
 
         if ($output === '') {
-            throw new Exception('URL returned no data', -1);
+            throw new ConnectionException('URL returned no data', -1);
         }
         if ($webRequest->getLastStatus() != 200) {
             throw new Exception(

SparQL/ConnectionException.php

@@ -0,0 +1,8 @@
+<?php
+
+namespace SparQL;
+
+class ConnectionException extends \Exception
+{
+    //put your code here
+}

tests/SparQL/ConnectionTest.php

@@ -59,7 +59,7 @@ public function testGetOk()
     }
 
     /**
-     * @expectedException \ByJG\Util\CurlException
+     * @expectedException \SparQL\ConnectionException
      */
     function test_wrongSparQLDataset()
     {