diff --git a/typo3/sysext/frontend/Tests/Unit/ContentObject/ContentObjectRendererTest.php b/typo3/sysext/frontend/Tests/Unit/ContentObject/ContentObjectRendererTest.php
index b145fcd05ced5306c73b8ea95556a62b3cea1bb3..99f2f55363280154e2180e7b8e1197f35e68f486 100755
--- a/typo3/sysext/frontend/Tests/Unit/ContentObject/ContentObjectRendererTest.php
+++ b/typo3/sysext/frontend/Tests/Unit/ContentObject/ContentObjectRendererTest.php
@@ -2609,6 +2609,18 @@ class ContentObjectRendererTest extends \TYPO3\CMS\Core\Tests\UnitTestCase
         $this->assertEquals($expected, $this->subject->stdWrap_brTag($input, $config));
     }
 
+    /**
+     * Check if char works properly
+     *
+     * @test
+     */
+    public function stdWrap_char()
+    {
+        $input = 'discarded';
+        $expected = 'C';
+        $this->assertEquals($expected, $this->subject->stdWrap_char($input, ['char' => '67']));
+    }
+
     ///////////////////////////////
     // Tests concerning getData()
     ///////////////////////////////