<!DOCTYPE html>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">

<script src="../../../resources/js-test.js"></script>

<div id="a" class="a"></div>
<div id="ä" class="ä"></div>
<div id="A" class="A"></div>
<div id="Ä" class="Ä"></div>

<script>

function getByClassName(classNames)
{
    var nodes = document.getElementsByClassName(classNames);
    var result = "";
    for (var i = 0; i < nodes.length; ++i) {
        if (i)
            result += " ";
        result += nodes[i].id;
    }
    return result;
}

shouldBeEqualToString("getByClassName('a')", "a A");
shouldBeEqualToString("getByClassName('A')", "a A");
shouldBeEqualToString("getByClassName('ä')", "ä");
shouldBeEqualToString("getByClassName('Ä')", "Ä");

</script>