test_bug467669.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_bug467669.css"?>

<!--

https://bugzilla.mozilla.org/show_bug.cgi?id=467669

-->

<window title="Mozilla Bug 467669"

        xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"

        onload="RunTest();">

  <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"/>

  <!-- test code goes here -->

  <script type="application/javascript">

  <![CDATA[

  /** Test for Bug 467669 **/

SimpleTest.waitForExplicitFinish();

function RunTest() {

  const kIsLinux = navigator.platform.indexOf("Linux") == 0;

  const kIsMac = navigator.platform.indexOf("Mac") == 0;

  const kIsWin = navigator.platform.indexOf("Win") == 0;

  var rng = document.createRange();

  var elem, fonts, f;

  elem = document.getElementById("test1");

  rng.selectNode(elem);

  fonts = InspectorUtils.getUsedFontFaces(rng);

  is(fonts.length, 1, "number of fonts for simple Latin text");

  f = fonts[0];

  is(f.rule, null, "rule");

  is(f.srcIndex, -1, "srcIndex");

  is(f.localName, "", "local name");

  is(f.URI, "", "URI");

  is(f.format, "", "format string");

  is(f.metadata, "", "metadata");

//  report(elem.id, fonts);

  elem = document.getElementById("test2");

  rng.selectNode(elem);

  fonts = InspectorUtils.getUsedFontFaces(rng);

  is(fonts.length, 3, "number of fonts for mixed serif, sans and monospaced text");

//  report(elem.id, fonts);

  elem = document.getElementById("test3");

  rng.selectNode(elem);

  fonts = InspectorUtils.getUsedFontFaces(rng);

  is(fonts.length, 2, "number of fonts for mixed Latin & Chinese");

//  report(elem.id, fonts);

  // get properties of a @font-face font

  elem = document.getElementById("test4");

  rng.selectNode(elem);

  fonts = InspectorUtils.getUsedFontFaces(rng);

  is(fonts.length, 1, "number of fonts in @font-face test");

  f = fonts[0];

  isnot(f.rule, null, "missing rule");

  is(f.srcIndex, 1, "srcIndex");

  is(f.localName, "", "local name");

  is(f.URI, "chrome://mochitests/content/chrome/layout/inspector/tests/chrome/GentiumPlus-R.woff", "bad URI");

  is(f.format, "woff", "format");

  is(/bukva:raz/.test(f.metadata), true, "metadata");

//  report(elem.id, fonts);

  elem = document.getElementById("test5").childNodes[0];

  // check that string length is as expected, including soft hyphens

  is(elem.length, 42, "string length with soft hyphens");

  // initial latin substring...

  rng.setStart(elem, 0);

  rng.setEnd(elem, 20); // "supercalifragilistic"

  fonts = InspectorUtils.getUsedFontFaces(rng);

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

  f = fonts[0];

  is(f.name, "Gentium Plus", "font name");

  is(f.CSSFamilyName, "font-face-test-family", "family name");

  is(f.fromFontGroup, true, "font matched in font group");

  // extend to include a chinese character

  rng.setEnd(elem, 21);

  fonts = InspectorUtils.getUsedFontFaces(rng);

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

  if (kIsMac || kIsWin) { // these are only implemented by the Mac & Win font backends

    var i;

    for (i = 0; i < fonts.length; ++i) {

      f = fonts[i];

      if (f.rule) {

        is(f.fromFontGroup, true, "@font-face font matched in group");

        is(f.fromLanguagePrefs, false, "not from language prefs");

        is(f.fromSystemFallback, false, "not from system fallback");

      } else {

        is(f.fromFontGroup, false, "not matched in group");

        is(f.fromLanguagePrefs, true, "from language prefs");

        is(f.fromSystemFallback, false, "not from system fallback");

  // second half of the string includes &shy; chars to check original/skipped mapping;

  // select just the final character

  rng.setStart(elem, elem.length - 1);

  rng.setEnd(elem, elem.length);

  is(rng.toString(), "!", "content of range");

  fonts = InspectorUtils.getUsedFontFaces(rng);

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

  f = fonts[0];

  is(f.name, "Gentium Plus", "font name");

  // include the preceding character as well

  rng.setStart(elem, elem.length - 2);

  fonts = InspectorUtils.getUsedFontFaces(rng);

  is(fonts.length, 2, "number of fonts for last two chars");

  // then trim the final one

  rng.setEnd(elem, elem.length - 1);

  fonts = InspectorUtils.getUsedFontFaces(rng);

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

  f = fonts[0];

  isnot(f.name, "Gentium Plus", "font name for Chinese char");

  rng.selectNode(elem);

  fonts = InspectorUtils.getUsedFontFaces(rng);

//  report("test5", fonts);

  elem = document.getElementById("test6");

  rng.selectNode(elem);

  fonts = InspectorUtils.getUsedFontFaces(rng);

  is(fonts.length, 2, "number of font faces for regular & italic");

  is(fonts[0].CSSFamilyName, fonts[1].CSSFamilyName, "same family for regular & italic");

  isnot(fonts[0].name, fonts[1].name, "different faces for regular & italic");

//  report(elem.id, fonts);

  SimpleTest.finish();

// just for test-debugging purposes

function report(e, f) {

  var fontNames = "";

  var i;

  for (i = 0; i < f.length; ++i) {

    if (i == 0) {

      fontNames += e + " fonts: "

    } else {

      fontNames += ", ";

    fontNames += f.item(i).name;

  dump(fontNames + "\n");

]]>

  </script>

  <!-- html:body contains elements the test will inspect -->

  <body xmlns="http://www.w3.org/1999/xhtml">

  <a href="https://bugzilla.mozilla.org/show_bug.cgi?id=467669"

     target="_blank">Mozilla Bug 467669</a>

  <div id="test1">Hello world</div>

  <div id="test2" style="font-family:sans-serif"><span style="font-family:serif">Hello</span> <tt>cruel</tt> world</div>

  <div id="test3">Hello, &#x4F60;&#x597D;</div>

  <div id="test4" class="gentium">Hello Gentium Plus!</div>

  <div id="test5" class="gentium">supercalifragilistic&#x4F60;ex&#xAD;pi&#xAD;a&#xAD;li&#xAD;do&#xAD;cious&#x597D;!</div>

  <div id="test6" style="font-family:serif">regular and <em>italic</em> text</div>

  </body>

</window>