From f2dbe328fa188d23ff6a320dd53cb3c6bc4b2abc Mon Sep 17 00:00:00 2001
From: Maximilian Berghoff <Maximilian.berghoff@gmx.de>
Date: Sun, 13 Jan 2019 12:32:35 +0100
Subject: [PATCH] Always pass a string as third argument (#189) (#190)

The type hint is string.
---
 src/Functional/BaseTestCase.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Functional/BaseTestCase.php b/src/Functional/BaseTestCase.php
index 722457c..ea163af 100644
--- a/src/Functional/BaseTestCase.php
+++ b/src/Functional/BaseTestCase.php
@@ -195,6 +195,6 @@ protected function assertResponseSuccess(Response $response)
             $exception = $result->item(0)->nodeValue;
         }
 
-        $this->assertEquals(200, $response->getStatusCode(), $exception ? 'Exception: "'.$exception.'"' : null);
+        $this->assertEquals(200, $response->getStatusCode(), $exception ? 'Exception: "'.$exception.'"' : '');
     }
 }