prompt-and-unload-script-uncloseable.html

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This WPT test may be referenced by the following Test IDs:
- /html/browsers/browsing-the-web/unloading-documents/prompt-and-unload-script-uncloseable.html - WPT Dashboard Interop Dashboard

<!doctype html>

<title>beforeunload and unload events do not fire after window.close() in script-uncloseable browsing context</title>

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<div id="log"></div>

<script>

var beforeunload_fired = false;

var unload_fired = false;

var t = async_test();

onload = t.step_func(function() {

  var iframe = document.getElementsByTagName("iframe")[0]

  iframe.onload = t.step_func(function() {

    iframe.contentWindow.close()

    t.step_timeout(function() {

      assert_false(beforeunload_fired);

      assert_false(unload_fired);

      t.done();

    }, 1000);

});

  iframe.src = "prompt-and-unload-script-uncloseable-1.html";

});

</script>

<iframe></iframe>