<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=764240
-->
<head>
  <meta charset="utf-8">
  <title>Test for Bug 764240</title>
  <script src="/tests/SimpleTest/SimpleTest.js"></script>
  <script 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=764240">Mozilla Bug 764240</a>
<p id="display"></p>
<div id="content">
  <button onclick="test();">run test</button>
</div>
<pre id="test">
<script type="application/javascript">

/** Test for Bug 764240 **/

SimpleTest.waitForExplicitFinish();

// Error margin allowed for the window's size. Windows has varying minimum
// sizes depending on the os due to outer window chrome. Unix is given 5
// pixels to protect against minor variances.
var epsilon =  !navigator.platform.includes("Win") ? 5 : 20;

// Windows 8 has a minimum 122 pixel inner window width due to
// outer window chrome.
var isWin8 = (navigator.userAgent.includes("Windows NT 6.2"));

var innerWidthMin = (isWin8 ? 120 : 100);
var innerWidthMax = (isWin8 ? 125 : 100);

var isExecuted = false;

function test() {
  var w = window.open('file_empty.html', null, 'width=300,height=300');

  SimpleTest.waitForFocus(function() {
    w.onresize = function() {
      info(`got resize: ${w.innerWidth} ${w.innerHeight}`);

      if (w.innerWidth > 300 - epsilon || isExecuted) {
        return;
      }

      isExecuted = true;

      ok(w.innerWidth + epsilon >= innerWidthMin && w.innerWidth - epsilon <= innerWidthMax,
         "innerWidth should be between " + innerWidthMin + " and " + innerWidthMax + " but it was: " + w.innerWidth);
      ok(w.innerHeight + epsilon >= 100 && w.innerHeight - epsilon <= 100,
         "innerHeight should be around 100" + " but it was: " + w.innerHeight);

      w.close();

      SimpleTest.waitForFocus(function() {
        SimpleTest.finish();
      });
    };
    w.sizeToContent();
  }, w);
}

SimpleTest.waitForFocus(function() {
  synthesizeMouseAtCenter(document.getElementsByTagName('button')[0], {});
});

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