!! end
+!! test
+Resolving duplicate section names with differing case (bug 10721)
+!! input
+== Foo bar ==
+== Foo Bar ==
+!! result
+<a name="Foo_bar"></a><h2><span class="editsection">[<a href="/index.php?title=Parser_test&action=edit&section=1" title="Edit section: Foo bar">edit</a>]</span> <span class="mw-headline"> Foo bar </span></h2>
+<a name="Foo_Bar_2"></a><h2><span class="editsection">[<a href="/index.php?title=Parser_test&action=edit&section=2" title="Edit section: Foo Bar">edit</a>]</span> <span class="mw-headline"> Foo Bar </span></h2>
+
+!! end
+
!! article
Template:sections
!! text