try to find edge cases that make the test fail

Author: maxgalbu

tests/html/children.html

@@ -7,5 +7,11 @@
 		<li>2</li>
 		<li>3</li>
 	</ul>
+
+	<ul class="myclass2">
+		<li>1</li>
+		<li>2</li>
+		<li>3</li>
+	</ul>
 </body>
 </html>