chromium/third_party/blink/web_tests/fast/dom/Window/property-access-on-cached-properties-after-frame-navigated.html

<html>
<head>
<script src="../../../resources/js-test.js"></script>
<script src="resources/window-property-collector.js"></script>
<script>
var jsTestIsAsync = true;

var frame;
var childWindow;
var propertiesToVerify = [];

function insertExpectedResult(path, expected)
{
    if (path.length < 2)
        return;

    // Any special properties that may have exemptions should be added in
    // resources/window-property-collector.js.
    var propertyDir = getPropertyPath(path, path.length - 1);
    var cachedPropertyDir = "cached_" + propertyDir.replaceAll(".", "_").replaceAll("[0]", "_0");
    window[cachedPropertyDir] = eval("childWindow." + propertyDir);
    propertiesToVerify.push({
        'property': ["window", cachedPropertyDir, path[path.length - 1]].join("."),
        'expected': expected,
    });
}

function runTest()
{
    frame = document.getElementById("test_frame");
    description("Tests access of cached DOMWindow properties after the associated frame is navigated. Test should not crash and properties should be set to reasonable defaults as appropriate.");
    childWindow = frame.contentWindow;
    collectProperties(document.getElementById("src_frame").contentWindow);
    frame.onload = testFrameLoaded;
    frame.src = 'data:text/plain,';
}

function testFrameLoaded()
{
    if (frame) {
        for (var i = 0; i < propertiesToVerify.length; ++i)
            shouldBe(propertiesToVerify[i].property, propertiesToVerify[i].expected);
        finishJSTest();
    }
}
</script>
</head>
<body onload="runTest()">
<iframe id="src_frame"></iframe>
<iframe id="test_frame"></iframe>
</body>
</html>