004.html - mozsearch

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This WPT test may be referenced by the following Test IDs:
- /html/browsers/browsing-the-web/unloading-documents/prompt/004.html - WPT Dashboard Interop Dashboard

<!doctype html>

<title>salvagable state of document after setting beforeunload listener</title>

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

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

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

<script>

var t = async_test();

var loaded = false;

var beforeunload_fired = false;

var timeout_fired = false;

function start_test() {

  step_timeout(

    t.step_func(function() {

      assert_true(beforeunload_fired);

      assert_false(timeout_fired);

      t.done()

    }), 1000);

onload = function() {

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

  onload = null;

  iframe.src="004-1.html?" + Math.random();

};

</script>

<iframe></iframe>