<html>
<head>
<script type="text/javascript" src="../../http/tests/inspector-protocol/inspector-protocol-test.js"></script>
<script>
if (window.testRunner) {
    testRunner.dumpAsText();
    testRunner.waitUntilDone();
}

function onChange(e)
{
    console.log("onChange " + e.matches);
}

function createTwoActiveDOMObjectsAndRunTest()
{
    var m = window.matchMedia("(min-width: 1400px)");
    m.addListener(onChange);
    m = window.matchMedia("(min-height: 1800px)");
    m.addListener(onChange);
    console.log("Created 2 MediaQueryList eleements");
    runTest();
}

function test()
{
    InspectorTest.importScript("../../../../inspector-protocol/heap-profiler/resources/heap-snapshot-common.js");

    function checkHeapSnapshot(snapshot) {
        var node;
        for (var it = snapshot._allNodes(); it.hasNext(); it.next()) {
            if (it.node.name() === "(Pending activities group)") {
                node = it.node;
                break;
            }
        }
        if (node)
            InspectorTest.log("SUCCESS: found " + node.name());
        else
            return InspectorTest.fail("cannot find '(Pending activities group)'");

        var pendingActivitiesRE = /^Pending activities/;
        var pendingActivitiesFound = false;
        for (var iter = node.edges(); iter.hasNext(); iter.next()) {
            var node = iter.edge.node();
            if (pendingActivitiesRE.test(node.className())) {
                if ("Pending activities / 3 entries" === node.name()) {
                    if (pendingActivitiesFound)
                        return InspectorTest.fail("second " + node.name());
                    pendingActivitiesFound = true;
                    InspectorTest.log("SUCCESS: found " + node.name());
                    checkPendingActivities(node);
                } else
                    return InspectorTest.fail("unexpected 'Pending activities': " + node.name());
            }
        }
        InspectorTest.completeTest();
    }

    function checkPendingActivities(groupNode)
    {
        var mediaQuryListCount = 0;
        for (var iter = groupNode.edges(); iter.hasNext(); iter.next()) {
            var node = iter.edge.node();
            if (node.name() === "MediaQueryList")
                ++mediaQuryListCount;
        }
        if (mediaQuryListCount === 2)
            InspectorTest.log("SUCCESS: found " + mediaQuryListCount + " MediaQueryLists in " + groupNode.name());
        else
            return InspectorTest.fail("unexpected MediaQueryLists count: " + mediaQuryListCount);

    }

    InspectorTest.takeHeapSnapshot(checkHeapSnapshot);
}
</script>
</head>
<body onload="createTwoActiveDOMObjectsAndRunTest()">
<p>Test that all ActiveDOMObjects with pending activities will get into one group in the heap snapshot. <a href="https://crbug.com/426809">Bug 426809.</p>
</body>
</html>