diff --git a/tests/Submitty/Twig/TokenParser/MarkdownTokenParserTest.php b/tests/Submitty/Twig/TokenParser/MarkdownTokenParserTest.php
index 0ed0ee6..854793b 100644
--- a/tests/Submitty/Twig/TokenParser/MarkdownTokenParserTest.php
+++ b/tests/Submitty/Twig/TokenParser/MarkdownTokenParserTest.php
@@ -48,6 +48,7 @@ public function testMarkdownPrepareBehavior()
 
         // Assert Markdown output
         $expectedOutput = "<h1>Title</h1>\n\n<p>paragraph</p>\n\n<pre><code>code\n</code></pre>\n";
+        $this->assertIsString($this->getEngine()->transform($content),$expectedOutput);
         $this->assertEquals($expectedOutput, $this->getEngine()->transform($content));
     }