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bug 695639 - test for GetFontFacesForText with textrun wrapped onto multiple lines. r=roc

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This commit is contained in:
Jonathan Kew 2011-10-21 08:12:44 +01:00
parent ab80fd9083
commit 4d053ea588
3 changed files with 90 additions and 0 deletions
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2
layout/inspector/tests/chrome/Makefile.in
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@ -47,6 +47,8 @@ include $(topsrcdir)/config/rules.mk
_CHROME_FILES =\
test_bug467669.xul \
test_bug467669.css \
test_bug695639.xul \
test_bug695639.css \
GentiumPlus-R.woff \
$(NULL)

8
layout/inspector/tests/chrome/test_bug695639.css Normal file
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@ -0,0 +1,8 @@
@font-face {
font-family: gent;
src: url(GentiumPlus-R.woff) format("woff");
}
.test {
font-family: gent, sans-serif;
}

80
layout/inspector/tests/chrome/test_bug695639.xul Normal file
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@ -0,0 +1,80 @@
<?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>