Improve test output

tests/EventManagementTest.php

@@ -55,7 +55,7 @@ class EventManagementTest extends TestCase{
 		$url = file_get_contents(__DIR__.'/../configs/myurl.cnf');
 		
 		$success = $eventManagement->sendEvent('test event', 'This is only a test', $url);
-		$this->assertTrue($success, "Event sending was not successful");
+		$this->assertTrue($success, "Event sending was not successful $url");
 		
 		$newEventIDs = $this->getExistingEventIDs();
 		$this->assertNotEquals(join('|', $oldEventIDs), join('|', $newEventIDs), "No event seems to be sent");