chromium/third_party/blink/web_tests/fast/sub-pixel/replaced-element-baseline.html

<!DOCTYPE html>
<html>
    <head>
        <script src="../../resources/js-test.js"></script>
        <style type='text/css'>
            html, body {
                margin: 0;
                padding: 0;
            }
            input {  
                width: 100px;
                height: 2em;
                font-size: 12px;
                border: 1px solid black;
            }
            #b {   
                position: absolute;
                margin-left: 10px;
                left: 110px;
            }

        </style>
    </head>
    <body>
        <input id="a"></input><input id="b"></input>
        <div id="console"></div>
    </body>
    <script>
        shouldBe("document.getElementById('a').getBoundingClientRect().top", '0');
        shouldBe("document.getElementById('b').getBoundingClientRect().top", '0');
    </script>
</html>