Merge branch 'develop' into feature/nextgen

Conflicts:
	tests/Solarium/Tests/Client/Adapter/PeclHttpTest.php

tests/Solarium/Tests/Client/Adapter/PeclHttpTest.php

@@ -64,36 +64,39 @@ class PeclHttpTest extends \PHPUnit_Framework_TestCase
 
     public function requestProvider()
     {
-        $methods = array(
-            \Solarium\Client\Request::METHOD_GET  => array(
-                'method' => HTTP_METH_GET,
-                'support' => true
-            ),
-            \Solarium\Client\Request::METHOD_POST => array(
-                'method' => HTTP_METH_POST,
-                'support' => true
-            ),
-            \Solarium\Client\Request::METHOD_HEAD => array(
-                'method' => HTTP_METH_HEAD,
-                'support' => true
-            ),
-            'PUT'                                => array(
-                'method' => HTTP_METH_PUT,
-                'support' => false
-            ),
-            'DELETE'                             => array(
-                'method' => HTTP_METH_DELETE,
-                'support' => false
-            ),
-        );
-
-        foreach ($methods as $method => $options) {
-            $request = new \Solarium\Client\Request;
-            $request->setMethod($method);
-            $data[] = array_merge(array($request), $options);
-        }
+        // prevents undefined constants errors
+        if (function_exists('http_get')) {
+            $methods = array(
+                \Solarium\Client\Request::METHOD_GET  => array(
+                    'method' => HTTP_METH_GET,
+                    'support' => true
+                ),
+                \Solarium\Client\Request::METHOD_POST => array(
+                    'method' => HTTP_METH_POST,
+                    'support' => true
+                ),
+                \Solarium\Client\Request::METHOD_HEAD => array(
+                    'method' => HTTP_METH_HEAD,
+                    'support' => true
+                ),
+                'PUT'                                => array(
+                    'method' => HTTP_METH_PUT,
+                    'support' => false
+                ),
+                'DELETE'                             => array(
+                    'method' => HTTP_METH_DELETE,
+                    'support' => false
+                ),
+            );
+
+            foreach ($methods as $method => $options) {
+                $request = new \Solarium\Client\Request;
+                $request->setMethod($method);
+                $data[] = array_merge(array($request), $options);
+            }
 
-        return $data;
+            return $data;
+        }
     }
 
     public function testToHttpRequestWithHeaders()