test_bug695639.xhtml

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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 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() {

  var rng = document.createRange();

  var elem, fonts, f;

  elem = document.getElementById("test").childNodes[0];

  rng.setStart(elem, 0);

  rng.setEnd(elem, 14);

  fonts = InspectorUtils.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 = InspectorUtils.getUsedFontFaces(rng);

  is(fonts.length, 1, "number of fonts (1)");

  f = fonts[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 = InspectorUtils.getUsedFontFaces(rng);

  is(fonts.length, 1, "number of fonts (2)");

  f = fonts[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 = InspectorUtils.getUsedFontFaces(rng);

  is(fonts.length, 1, "number of fonts (3)");

  f = fonts[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 = InspectorUtils.getUsedFontFaces(rng);

  is(fonts.length, 1, "number of fonts (4)");

  f = fonts[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>