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test_font_family_parsing.html
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test_font_family_parsing.html
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<!DOCTYPE HTML>
<html>
<head>
<meta charset=utf-8>
<title>Font family name parsing tests</title>
<link rel="author" title="John Daggett" href="mailto:jdaggett@mozilla.com">
<link rel="help" href="http://www.w3.org/TR/css-fonts-3/#font-family-prop" />
<link rel="help" href="http://www.w3.org/TR/css-fonts-3/#font-prop" />
<meta name="assert" content="tests that valid font family names parse and invalid ones don't" />
<script type="text/javascript" src="/resources/testharness.js"></script>
<script type="text/javascript" src="/resources/testharnessreport.js"></script>
<style type="text/css">
</style>
</head>
<body>
<div id="log"></div>
<pre id="display"></pre>
<style type="text/css" id="testbox"></style>
<script type="text/javascript">
function fontProp(n, size, s1, s2) { return (s1 ? s1 + " " : "") + (s2 ? s2 + " " : "") + size + " " + n; }
function font(n, size, s1, s2) { return "font: " + fontProp(n, size, s1, s2); }
// testrules
// namelist - font family list
// invalid - true if declarations won't parse in either font-family or font
// fontonly - only test with the 'font' property
// single - namelist includes only a single name (@font-face rules only allow a single name)
var testFontFamilyLists = [
/* basic syntax */
{ namelist: "simple", single: true },
{ namelist: "'simple'", single: true },
{ namelist: '"simple"', single: true },
{ namelist: "-simple", single: true },
{ namelist: "_simple", single: true },
{ namelist: "quite simple", single: true },
{ namelist: "quite _simple", single: true },
{ namelist: "quite -simple", single: true },
{ namelist: "0simple", invalid: true, single: true },
{ namelist: "simple!", invalid: true, single: true },
{ namelist: "simple()", invalid: true, single: true },
{ namelist: "quite@simple", invalid: true, single: true },
{ namelist: "#simple", invalid: true, single: true },
{ namelist: "quite 0simple", invalid: true, single: true },
{ namelist: "納豆嫌い", single: true },
{ namelist: "納豆嫌い, ick, patooey" },
{ namelist: "ick, patooey, 納豆嫌い" },
{ namelist: "納豆嫌い, 納豆大嫌い" },
{ namelist: "納豆嫌い, 納豆大嫌い, 納豆本当に嫌い" },
{ namelist: "納豆嫌い, 納豆大嫌い, 納豆本当に嫌い, 納豆は好みではない" },
{ namelist: "arial, helvetica, sans-serif" },
{ namelist: "arial, helvetica, 'times' new roman, sans-serif", invalid: true },
{ namelist: "arial, helvetica, \"times\" new roman, sans-serif", invalid: true },
// bug 660397 - quotes contained within family names are not escaped
// { namelist: "arial, helvetica, \"\\\"times new roman\", sans-serif" },
{ namelist: "arial, helvetica, '\\\"times new roman', sans-serif" },
{ namelist: "arial, helvetica, times 'new' roman, sans-serif", invalid: true },
{ namelist: "arial, helvetica, times \"new\" roman, sans-serif", invalid: true },
// { namelist: "\"simple", invalid: true, single: true },
// { namelist: "\\\"simple", single: true },
// { namelist: "\"\\\"simple\"", single: true },
{ namelist: "İsimple", single: true },
{ namelist: "ßsimple", single: true },
{ namelist: "ẙsimple", single: true },
/* escapes */
{ namelist: "\\s imple", single: true },
{ namelist: "\\073 imple", single: true },
// bug 475216 - css serialization doesn't escape characters that need escaping
// { namelist: "\\035 simple", single: true },
{ namelist: "sim\\035 ple", single: true },
// { namelist: "simple\\02cinitial", single: true },
// { namelist: "simple, \\02cinitial" },
// { namelist: "sim\\020 \\035 ple", single: true },
// { namelist: "sim\\020 5ple", single: true },
// { namelist: "\\;", single: true },
// { namelist: "\\;,\\;", single: true },
// { namelist: "\\,\\;", single: true },
// { namelist: "\\{", single: true },
// { namelist: "\\{\\;", single: true },
// { namelist: "\\}", single: true },
// { namelist: "\\}\\;", single: true },
// { namelist: "\\@simple", single: true },
// { namelist: "\\@simple\\;", single: true },
// { namelist: "\\@font-face", single: true },
// { namelist: "\\@font-face\\;", single: true },
// { namelist: "\\031 \\036 px", single: true },
// { namelist: "\\031 \\036 px", single: true },
{ namelist: "\\1f4a9", single: true },
{ namelist: "\\01f4a9", single: true },
{ namelist: "\\0001f4a9", single: true },
{ namelist: "\\AbAb", single: true },
/* keywords */
{ namelist: "italic", single: true },
{ namelist: "bold", single: true },
{ namelist: "bold italic", single: true },
{ namelist: "italic bold", single: true },
{ namelist: "larger", single: true },
{ namelist: "smaller", single: true },
{ namelist: "bolder", single: true },
{ namelist: "lighter", single: true },
{ namelist: "default", invalid: true, fontonly: true, single: true },
{ namelist: "initial", invalid: true, fontonly: true, single: true },
{ namelist: "inherit", invalid: true, fontonly: true, single: true },
{ namelist: "normal", single: true },
{ namelist: "default, simple", invalid: true },
{ namelist: "initial, simple", invalid: true },
{ namelist: "inherit, simple", invalid: true },
{ namelist: "normal, simple" },
{ namelist: "simple, default", invalid: true },
{ namelist: "simple, initial", invalid: true },
{ namelist: "simple, inherit", invalid: true },
{ namelist: "simple, default bongo" },
{ namelist: "simple, initial bongo" },
{ namelist: "simple, inherit bongo" },
{ namelist: "simple, bongo default" },
{ namelist: "simple, bongo initial" },
{ namelist: "simple, bongo inherit" },
{ namelist: "simple, normal" },
{ namelist: "simple default", single: true },
{ namelist: "simple initial", single: true },
{ namelist: "simple inherit", single: true },
{ namelist: "simple normal", single: true },
{ namelist: "default simple", single: true },
{ namelist: "initial simple", single: true },
{ namelist: "inherit simple", single: true },
{ namelist: "normal simple", single: true },
{ namelist: "caption", single: true }, // these are keywords for the 'font' property but only when in the first position
{ namelist: "icon", single: true },
{ namelist: "menu", single: true },
/* Unset */
{ namelist: "unset", invalid: true, fontonly: true, single: true },
{ namelist: "unset, simple", invalid: true },
{ namelist: "simple, unset", invalid: true },
{ namelist: "simple, unset bongo" },
{ namelist: "simple, bongo unset" },
{ namelist: "simple unset", single: true },
{ namelist: "unset simple", single: true },
];
var gTest = 0;
/* strip out just values */
function extractDecl(rule)
{
var t = rule.replace(/[ \n]+/g, " ");
t = t.replace(/.*{[ \n]*/, "");
t = t.replace(/[ \n]*}.*/, "");
return t;
}
function testStyleRuleParse(decl, invalid) {
var sheet = document.styleSheets[1];
var rule = ".test" + gTest++ + " { " + decl + "; }";
while(sheet.cssRules.length > 0) {
sheet.deleteRule(0);
}
// shouldn't throw but improper handling of punctuation may cause some parsers to throw
try {
sheet.insertRule(rule, 0);
} catch (e) {
assert_unreached("unexpected error with " + decl + " ==> " + e.name);
}
assert_equals(sheet.cssRules.length, 1,
"strange number of rules (" + sheet.cssRules.length + ") with " + decl);
var s = extractDecl(sheet.cssRules[0].cssText);
if (invalid) {
assert_equals(s, "", "rule declaration shouldn't parse - " + rule + " ==> " + s);
} else {
assert_not_equals(s, "", "rule declaration should parse - " + rule);
// check that the serialization also parses
var r = ".test" + gTest++ + " { " + s + " }";
while(sheet.cssRules.length > 0) {
sheet.deleteRule(0);
}
try {
sheet.insertRule(r, 0);
} catch (e) {
assert_unreached("exception occurred parsing serialized form of rule - " + rule + " ==> " + r + " " + e.name);
}
var s2 = extractDecl(sheet.cssRules[0].cssText);
assert_not_equals(s2, "", "serialized form of rule should also parse - " + rule + " ==> " + r);
}
}
var kDefaultFamilySetting = "onelittlepiggywenttomarket";
function testFontFamilySetterParse(namelist, invalid) {
var el = document.getElementById("display");
el.style.fontFamily = kDefaultFamilySetting;
var def = el.style.fontFamily;
el.style.fontFamily = namelist;
if (!invalid) {
assert_not_equals(el.style.fontFamily, def, "fontFamily setter should parse - " + namelist);
var parsed = el.style.fontFamily;
el.style.fontFamily = kDefaultFamilySetting;
el.style.fontFamily = parsed;
assert_equals(el.style.fontFamily, parsed, "fontFamily setter should parse serialized form to identical serialization - " + parsed + " ==> " + el.style.fontFamily);
} else {
assert_equals(el.style.fontFamily, def, "fontFamily setter shouldn't parse - " + namelist);
}
}
var kDefaultFontSetting = "16px onelittlepiggywenttomarket";
function testFontSetterParse(n, size, s1, s2, invalid) {
var el = document.getElementById("display");
el.style.font = kDefaultFontSetting;
var def = el.style.font;
var fp = fontProp(n, size, s1, s2);
el.style.font = fp;
if (!invalid) {
assert_not_equals(el.style.font, def, "font setter should parse - " + fp);
var parsed = el.style.font;
el.style.font = kDefaultFontSetting;
el.style.font = parsed;
assert_equals(el.style.font, parsed, "font setter should parse serialized form to identical serialization - " + parsed + " ==> " + el.style.font);
} else {
assert_equals(el.style.font, def, "font setter shouldn't parse - " + fp);
}
}
var testFontVariations = [
{ size: "16px" },
{ size: "900px" },
{ size: "900em" },
{ size: "35%" },
{ size: "7832.3%" },
{ size: "xx-large" },
{ size: "larger", s1: "lighter" },
{ size: "16px", s1: "italic" },
{ size: "16px", s1: "italic", s2: "bold" },
{ size: "smaller", s1: "normal" },
{ size: "16px", s1: "normal", s2: "normal" },
{ size: "16px", s1: "400", s2: "normal" },
{ size: "16px", s1: "bolder", s2: "oblique" }
];
function testFamilyNameParsing() {
var i;
for (i = 0; i < testFontFamilyLists.length; i++) {
var tst = testFontFamilyLists[i];
var n = tst.namelist;
var t;
if (!tst.fontonly) {
t = "font-family: " + n;
test(function() { testStyleRuleParse(t, tst.invalid); }, t);
test(function() { testFontFamilySetterParse(n, tst.invalid); }, t + " (setter)");
}
var v;
for (v = 0; v < testFontVariations.length; v++) {
var f = testFontVariations[v];
t = font(n, f.size, f.s1, f.s2);
test(function() { testStyleRuleParse(t, tst.invalid); }, t);
test(function() { testFontSetterParse(n, f.size, f.s1, f.s2, tst.invalid); }, t + " (setter)");
}
}
}
testFamilyNameParsing();
</script>
</body>
</html>