LayoutTests/accessibility/progress-indeterminate-value.html

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

<progress id="native-progress" value="70" max="100"></progress>

<div id="aria-progress" role="progressbar"
     aria-valuenow="70" aria-valuemax="100"
     style="width: 200px; height: 20px; background-color: blue; margin-top: 30px">
</div>

<script>
var output = "This test ensures that an indeterminate value is properly reported for native and ARIA progress elements.\n\n";

if (window.accessibilityController) {
    window.jsTestIsAsync = true;
    // A progress element with a value should not be considered indeterminate.
    output += expect("accessibilityController.accessibleElementById('native-progress').isIndeterminate", "false");
    output += expect("accessibilityController.accessibleElementById('aria-progress').isIndeterminate", "false");

    output += evalAndReturn("document.getElementById('native-progress').removeAttribute('value')");
    output += evalAndReturn("document.getElementById('aria-progress').removeAttribute('aria-valuenow')");
    setTimeout(async function() {
        output += await expectAsync("accessibilityController.accessibleElementById('native-progress').isIndeterminate", "true");
        output += await expectAsync("accessibilityController.accessibleElementById('aria-progress').isIndeterminate", "true");

        // ARIA progress elements should stop being indeterminate if they lose the "progressbar" role.
        output += evalAndReturn("document.getElementById('aria-progress').setAttribute('role', 'group')");
        output += await expectAsync("accessibilityController.accessibleElementById('aria-progress').isIndeterminate", "false");

        debug(output);
        finishJSTest();
    }, 0);
}
</script>
</body>
</html>