diff --git a/tests/javascript/highlighter/spec.js b/tests/javascript/highlighter/spec.js
index a729400e141fd..c7455abcb9558 100644
--- a/tests/javascript/highlighter/spec.js
+++ b/tests/javascript/highlighter/spec.js
@@ -85,4 +85,14 @@ define(['jquery', 'testsRoot/highlighter/spec-setup', 'jasmineJquery'], function
 			expect($('#span-highlight')).not.toContainHtml('<span rel="span" class="highlight">span</span>');
 		});
 	});
+
+	describe('Unhighlight with input lying inside a textarea', function () {
+		beforeAll(function () {
+			highlighter.unhighlight("textarea");
+		});
+
+		it('Should not highlight the word textarea in the sample text inside textarea element', function () {
+			expect($('#txtarea-highlight')).not.toContainHtml('<span rel="textarea" class="highlight">textarea</span>');
+		});
+	});
 });