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<?xml version="1.0"?>
<?xml-stylesheet type="text/css" href="chrome://global/skin"?>
<?xml-stylesheet type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"?>
<?xml-stylesheet type="text/css" href="test_bug695639.css"?>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=695639
-->
<window title="Mozilla Bug 695639"
        xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
        onload="RunTest();">
  <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"/>
  <script type="application/javascript">
  <![CDATA[
  /** Test for Bug 695639 - check that GetFontFacesForText handles wrapped lines properly **/

SimpleTest.waitForExplicitFinish();

function RunTest() {
  const CI = Components.interfaces;
  const CC = Components.classes;

  var domUtils =
    CC["@mozilla.org/inspector/dom-utils;1"].getService(CI.inIDOMUtils);

  var rng = document.createRange();
  var elem, fonts, f;

  elem = document.getElementById("test").childNodes[0];
  rng.setStart(elem, 0);
  rng.setEnd(elem, 14);
  fonts = domUtils.getUsedFontFaces(rng);
  is(fonts.length, 2, "number of fonts used for entire text");

  // initial latin substring...
  rng.setStart(elem, 0);
  rng.setEnd(elem, 5); // "Hello"
  fonts = domUtils.getUsedFontFaces(rng);
  is(fonts.length, 1, "number of fonts (1)");
  f = fonts.item(0);
  is(f.name, "Gentium Plus", "font name (1)");

  // the space (where the line wraps) should also be Gentium
  rng.setStart(elem, 5);
  rng.setEnd(elem, 6); // space
  fonts = domUtils.getUsedFontFaces(rng);
  is(fonts.length, 1, "number of fonts (2)");
  f = fonts.item(0);
  is(f.name, "Gentium Plus", "font name (2)");

  // the Chinese text "ni hao" should NOT be in Gentium
  rng.setStart(elem, 6);
  rng.setEnd(elem, 8); // two Chinese characters on second line
  fonts = domUtils.getUsedFontFaces(rng);
  is(fonts.length, 1, "number of fonts (3)");
  f = fonts.item(0);
  isnot(f.name, "Gentium Plus", "font name (3)");

  // space and "world" should be Gentium again
  rng.setStart(elem, 8);
  rng.setEnd(elem, 14);
  fonts = domUtils.getUsedFontFaces(rng);
  is(fonts.length, 1, "number of fonts (4)");
  f = fonts.item(0);
  is(f.name, "Gentium Plus", "font name (4)");

  SimpleTest.finish();
}
  ]]>
  </script>

  <style type="text/css">
  </style>

  <body xmlns="http://www.w3.org/1999/xhtml">
  <a href="https://bugzilla.mozilla.org/show_bug.cgi?id=695639"
     target="_blank">Mozilla Bug 695639</a>
  <div style="width: 2em;" class="test" id="test">Hello &#x4F60;&#x597D; world</div>
  </body>

</window>