select-out-of-bounds-index.html | Explore in Territory

<html>
    <head>
        <script>
        function test() {
            if (window.testRunner)
                testRunner.dumpAsText();
            var sl = document.getElementById('sl');
            sl.selectedIndex = 1;
            sl.selectedIndex = 2;
            sl.selectedIndex = 0;
            sl.selectedIndex = -1;
            sl.selectedIndex = 0;
            sl.selectedIndex = 5;
        }
        </script>
    </head>
    <body onload="test()">
        This tests that we don't crash when setting the selectedIndex out of bounds<br>
        <select id="sl">
            <optgroup label="group">
                <option id="op1">1
                <option id="op2">2
            </optgroup>
        </select>
    </body>
</html>

chromium/third_party/blink/web_tests/fast/forms/select/select-out-of-bounds-index.html