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title>Test for parsing, storage, and serialization of CSS @font-face descriptor values</
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script type=
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/** 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);
runTest();
</
script>
</
pre>
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