textarea-no-scroll-on-blur.html | Explore in Territory

<html>
<head>
<script>
    function test() {
        if (window.testRunner)
            testRunner.dumpAsText();

        var ta = document.getElementById('ta');

        // Send caret to bottom of textarea
        ta.focus();
        ta.setSelectionRange(ta.value.length, ta.value.length);
        ta.blur();

        ta.focus();
        ta.blur();
        if (ta.scrollTop != 0)
            document.getElementById('res').innerHTML = "Test Passed";
    }
</script>
</head>
<body onload="test()">
This tests that we don't scroll back to the top when leaving a textarea
<br>
<textarea id="ta">
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</textarea>
<div id="res">Test Failed</div>
</body>
</html>

chromium/third_party/blink/web_tests/fast/forms/textarea/textarea-no-scroll-on-blur.html