Refs #3290, get ReleaseCheckListTest to work w/ visualphpunit.

git-svn-id: http://dev.piwik.org/svn/trunk@6952 59fd770c-687e-43c8-a1e3-f5a4ff64c105

tests/PHPUnit/Core/ReleaseCheckListTest.php

@@ -103,11 +103,16 @@ class ReleaseCheckListTest extends PHPUnit_Framework_TestCase
     public function testPiwikTrackerDebugIsOff()
     {
         $this->assertTrue(!isset($GLOBALS['PIWIK_TRACKER_DEBUG']));
+        
+        $oldGet = $_GET;
+        $_GET = array('idsite' => 1);
 
         // hiding echoed out message on empty request
         ob_start();
         include PIWIK_PATH_TEST_TO_ROOT . "/piwik.php";
         ob_end_clean();
+        
+        $_GET = $oldGet;
 
         $this->assertTrue($GLOBALS['PIWIK_TRACKER_DEBUG'] === false);
     }