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<!DOCTYPE HTML>
<html>
<head>
  <title>Bug 622088 - Test that XHR gives the referrer corresponding to the dynamic script context.</title>
  <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
  <script type="text/javascript" src="/tests/SimpleTest/EventUtils.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=622088">Mozilla Bug 622088</a>
<pre id="test">

<iframe id='iframe' src='file_bug622088_inner.html'></iframe>

<iframe id='dataWindow' src="data:text/html,<html><head>
<script>function getXHRObject() { return new XMLHttpRequest(); }</script>
</head><body onload='parent.dataWindowLoaded()'>Hello!!</body></html>"></iframe>

<script class="testbody" type="application/javascript;version=1.8">

// Bug 622088 - Test that XHR gives the referrer corresponding to the
// dynamic script context.

const kOriginalLocation = location.href;

SimpleTest.waitForExplicitFinish();

var innerFinishedLoading = false;
function innerLoaded(inner) {
  // Here, we're being called through inner's onload handler, so our referrer
  // should be inner's URL.
  var referrer = inner.doXHR();
  is (referrer, inner.document.location, 'Expected inner frame location');

  // Now change the location of the inner frame.  This should be reflected in
  // the XHR's referrer.
  inner.history.pushState('', '', Math.random());
  referrer = inner.doXHR();
  is (referrer, inner.document.location, 'Expected inner frame location after pushstate');

  innerFinishedLoading = true;
}

var dataWindowFinishedLoading = false;
function dataWindowLoaded() {
  dataWindowFinishedLoading = true;
}

function callXHR() {
  if (innerFinishedLoading && dataWindowFinishedLoading) {
    var inner = document.getElementById('iframe').contentWindow;
    var referrer = inner.doXHR();
    is (referrer, inner.document.location,
        'Expected inner frame location when called from outer frame.');

    var referrer = inner.doXHR(new XMLHttpRequest());
    is (referrer, document.location,
        "Expected outer frame location when called with outer's XHR object.");

    // Now do a request within the inner window using an XMLHttpRequest
    // retrieved from a data: URI.  The referrer should be this window, not the
    // data: URI.
    var dataWindow = document.getElementById('dataWindow').contentWindow;
    var referrer = inner.doXHR(dataWindow.getXHRObject());
    is (referrer, document.location,
        "Expected outer frame location when called with data's XHR object.");

    // Now do that test again, but after having changed the outer window's URI.
    // This currently fails, due to basically bug 631949.  It's not even clear
    // what the right behavior is.  So marking as a todo for now.
    history.replaceState('', '', Math.random());

    var referrer = inner.doXHR(dataWindow.getXHRObject());
    todo_is (referrer, document.location,
             "Expected outer frame location when called with data's XHR object " +
             "after replaceState.");

    // In case you're temped, you probably don't want to do history.pushState
    // here and test again with the outer frame.  Calling pushState on the
    // outer frame messes up Mochitest in subtle ways.

    history.replaceState('', '', kOriginalLocation);
    SimpleTest.finish();
  }
  else {
    // ugh.
    setTimeout(callXHR, 0);
  }
}

callXHR();

</script>
</pre>
</body>
</html>
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