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<!DOCTYPE HTML>
<html>
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<head>
<title>Test for parsing, storage, and serialization of CSS @font-face descriptor values</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<script type="text/javascript" src="descriptor_database.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
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<body>
<p id="display"></p>
<div id="content" style="display: none">
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<pre id="test">
<script class="testbody" type="text/javascript">
/** Test for parsing, storage, and serialization of CSS @font-face descriptor values **/
/*
* For explanation of some of the more interesting tests here, see the comment
* in test_value_storage.html .
*/
var gStyleElement = document.createElement("style");
gStyleElement.setAttribute("type", "text/css");
document.getElementsByTagName("head")[0].appendChild(gStyleElement);
var gSheet = gStyleElement.sheet;
gSheet.insertRule("@font-face { }", 0);
var gRule = gSheet.cssRules[0];
var gDeclaration = gRule.style;
function fake_set_property(descriptor, value) {
gSheet.deleteRule(0);
gSheet.insertRule("@font-face { " + descriptor + ": " + value + "}", 0);
gRule = gSheet.cssRules[0];
gDeclaration = gRule.style;
}
function xfail_parse(descriptor, value) {
switch (descriptor) {
case "src":
// not clear whether this is an error or not, so mark todo for now
return value == "local(serif)";
}
return false;
}
function test_descriptor(descriptor)
{
var info = gCSSFontFaceDescriptors[descriptor];
function test_value(value) {
// // We don't implement SetProperty yet (bug 443978).
// gDeclaration.setProperty(descriptor, value, "");
fake_set_property(descriptor, value);
var idx;
var step1val = gDeclaration.getPropertyValue(descriptor);
var step1ser = gDeclaration.cssText;
var func = xfail_parse(descriptor, value) ? todo_isnot : isnot;
func(step1val, "", "setting '" + value + "' on '" + descriptor + "'");
// We don't care particularly about the whitespace or the placement of
// semicolons, but for simplicity we'll test the current behavior.
var expected_serialization = "";
if (step1val != "")
expected_serialization = descriptor + ": " + step1val + "; ";
is(step1ser, expected_serialization,
"serialization should match descriptor value");
gDeclaration.removeProperty(descriptor);
// // We don't implement SetProperty yet (bug 443978).
// gDeclaration.setProperty(descriptor, step1val, "");
fake_set_property(descriptor, step1val);
is(gDeclaration.getPropertyValue(descriptor), step1val,
"parse+serialize should be idempotent for '" +
descriptor + ": " + value + "'");
gDeclaration.removeProperty(descriptor);
}
var idx;
for (idx in info.values)
test_value(info.values[idx]);
}
// To avoid triggering the slow script dialog, we have to test one
// descriptor at a time.
SimpleTest.waitForExplicitFinish();
function runTest() {
var descs = [];
for (var desc in gCSSFontFaceDescriptors)
descs.push(desc);
descs = descs.reverse();
function do_one() {
if (descs.length == 0) {
SimpleTest.finish();
return;
}
test_descriptor(descs.pop());
SimpleTest.executeSoon(do_one);
}
SimpleTest.executeSoon(do_one);
}
SimpleTest.waitForExplicitFinish();
SimpleTest.requestLongerTimeout(5);
SpecialPowers.pushPrefEnv({ set: [["layout.css.font-display.enabled", true]] },
runTest);
</script>
</pre>
</body>
</html>