LayoutTests/fast/forms/button-multiline-height.html

<!DOCTYPE html>
<html>
<head>
    <script src="../../resources/js-test.js"></script>
    <script>
    function runTest()
    {
        description("Test that the height of a button that contains multiple lines of text is greater than the height of a button that contains a single line of text.");

        shouldBeTrue("multipleLinesBtn.offsetHeight > singleLineBtn.offsetHeight");
    }
    </script>
</head>
<body onload="runTest()">
<button id="singleLineBtn">Line 1</button>
<br>
<button id="multipleLinesBtn">
    <div>Line 1</div>
    <div>Line 2</div>
</button>
</body>
</html>