<!-- webkit-test-runner [ enableBackForwardCache=true ] -->
<!DOCTYPE html>
<html>
<body onload="runTest()">
<script src="/resources/js-test-pre.js"></script>
<script>
description("Tests that we don't crash when a load is started in a subframe on 'pagehide' handling");
window.jsTestIsAsync = true;
var totalLoaded = 0;

window.addEventListener("pageshow", function(event) {
    debug("pageshow - " + (event.persisted ? "" : "not ") + "from cache");

    if (event.persisted) {
        testPassed("Page did enter and was restored from the page cache");
        finishJSTest();
    }
}, false);

window.addEventListener("pagehide", function(event) {
    debug("pagehide - " + (event.persisted ? "" : "not ") + "entering cache");
    if (!event.persisted) {
        testFailed("Page did not enter the page cache.");
        finishJSTest();
    }
}, false);

function runTest() {
    totalLoaded++;
    if (totalLoaded < 2)
      return;

    // This needs to happen in a setTimeout because a navigation inside the onload handler would
    // not create a history entry.
    setTimeout(function() {
      // Force a back navigation back to this page.
      window.location.href = "resources/page-cache-helper.html";
    }, 4000);
}

</script>
<iframe id="testFrame" src="resources/frame-pagehide-starts-load.html" onload="runTest()"></iframe>
<script src="/resources/js-test-post.js"></script>
</body>
</html>