LayoutTests/accessibility/mathml-multiscript-odd-postscripts.html

<!DOCTYPE HTML>
<html>
<head>
<script src="../resources/accessibility-helper.js"></script>
<script src="../resources/js-test.js"></script>
</head>
<body>

<div id="content"><math><mmultiscripts id="mscript"><mi>A</mi><mn>1</mn><mi>2</mi><mn>3</mn></mmultiscripts></math></div>

<script>
var output = "This test ensures AXMathPostscripts pairs the scripts following the base two at a time, and that an odd trailing script yields a pair carrying a subscript with no superscript alongside it.\n\n";

if (window.accessibilityController) {
    var subscriptKey = accessibilityController.platformName === "ios" ? "AXMSubscriptObject" : "AXMathSubscript";
    var superscriptKey = accessibilityController.platformName === "ios" ? "AXMSuperscriptObject" : "AXMathSuperscript";

    var mscript = accessibilityController.accessibleElementById("mscript");
    var postscripts = mscript.mathPostscriptsDescription;

    output += expect("postscripts.trim().split('\\n').length", "3");
    output += expect("mscript.mathPostscriptsDescription.split(subscriptKey).length - 1", "2");
    output += expect("postscripts.split(superscriptKey).length - 1", "1");

    document.getElementById("content").style.display = "none";

    debug(output);
}
</script>
</body>
</html>