chromium/third_party/blink/web_tests/external/wpt/html/browsers/history/the-history-interface/007.html

<!doctype html>
<html>
  <head>
    <title>Firing popstate after onload with pushed state</title>
                <meta name=timeout content=long>
    <script type="text/javascript" src="/resources/testharness.js"></script>
    <script type="text/javascript" src="/resources/testharnessreport.js"></script>
  </head>
  <body>

    <noscript><p>Enable JavaScript and reload</p></noscript>
    <div id="log">It looks like the browser stopped loading the page when encountering a .go(-1) command pointing to a pushed state. This will break the tests.</div>
    <script type="text/javascript">

//spec (25 March 2011 draft) states that popstate must fire before onload if there is a pushed/replaced state that is navigated
var popfired = false;
setup({explicit_done:true});
test(function () {
  assert_equals( history.state, null );
}, 'history.state should initially be null');
window.addEventListener('popstate',function (e) { popfired = e.state; },false);
test(function () {
  history.pushState('state1','');
  history.pushState('state2','');
}, 'history.pushState support is needed for this testcase');
test(function () {
  assert_equals( history.state, 'state2' );
}, 'history.state should reflect pushed state');
if( history.pushState ) { history.go(-1); }
window.onload = function () {
  test(function () {
    assert_true( !!popfired );
  }, 'popstate event should fire before onload fires');
  test(function () {
    assert_equals( popfired, 'state1' );
  }, 'the correct state should be restored when navigating during initial load');
  test(function () {
    assert_equals( history.state, 'state1' );
  }, 'history.state should reflect the navigated state onload');
  popfired = false;
  setTimeout(function () {
    test(function () {
      assert_false( !!popfired );
    }, 'popstate event should not fire after onload fires');
    test(function () {
      assert_equals( history.state, 'state1' );
    }, 'history.state should reflect the navigated state after onload');
    done();
    if( history.pushState ) { history.go(-1); } //go back to the start to avoid state recovery when reloading
  },100);
};

    </script>

  <!--
    Reuse an existing server side script to slow down page load so that
    history.go(-1); above gets run before load event fires.
  -->
  <script>
    // define TEST_DELAY so that executing delay.py doesn't warn about use
    // of undefined variable.
    var TEST_DELAY;
  </script>
  <script src="/xhr/resources/delay.py?ms=2500"></script>
  </body>
</html>