зеркало из https://github.com/mozilla/gecko-dev.git
367 строки
15 KiB
HTML
367 строки
15 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<head>
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<meta charset=utf-8>
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<title>unicode-range load tests using font loading api</title>
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<link rel="author" title="John Daggett" href="mailto:jdaggett@mozilla.com">
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<link rel="help" href="http://www.w3.org/TR/css-fonts-3/#unicode-range-desc" />
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<link rel="help" href="http://dev.w3.org/csswg/css-font-loading/" />
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<meta name="assert" content="unicode-range descriptor defines precisely which fonts should be loaded" />
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<script type="text/javascript" src="/resources/testharness.js"></script>
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<script type="text/javascript" src="/resources/testharnessreport.js"></script>
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<style type="text/css">
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</style>
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</head>
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<body>
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<div id="log"></div>
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<pre id="display"></pre>
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<style id="testfonts"></style>
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<style id="teststyle"></style>
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<div id="testcontent"></div>
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<script>
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const kSheetFonts = 1;
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const kSheetStyles = 2;
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const redSquDataURL = "data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 10' width='100%' height='100%'><rect fill='red' x='0' y='0' width='10' height='10'/></svg>";
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var unicodeRangeTests = [
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{ test: "simple load sanity check, unused fonts not loaded",
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fonts: [{ family: "a", src: "markA", descriptors: { }, loaded: false}],
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content: "AAA", style: { "font-family": "unused" } },
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{ test: "simple load sanity check, font for a used character loaded",
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fonts: [{ family: "a", src: "markA", descriptors: { unicodeRange: "u+41" }, loaded: true}],
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content: "AAA" },
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{ test: "simple load sanity check, font for an unused character not loaded",
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fonts: [{ family: "a", src: "markA", descriptors: { unicodeRange: "u+41" }, loaded: false}],
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content: "BBB" },
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{ test: "simple load sanity check, with two fonts only font for used character loaded A",
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fonts: [{ family: "a", src: "markA", descriptors: { unicodeRange: "u+41" }, loaded: true},
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{ family: "a", src: "markB", descriptors: { unicodeRange: "u+42" }, loaded: false}],
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content: "AAA" },
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{ test: "simple load sanity check, with two fonts only font for used character loaded B",
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fonts: [{ family: "a", src: "markA", descriptors: { unicodeRange: "u+41" }, loaded: false},
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{ family: "a", src: "markB", descriptors: { unicodeRange: "u+42" }, loaded: true}],
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content: "BBB" },
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{ test: "simple load sanity check, two fonts but neither supports characters used",
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fonts: [{ family: "a", src: "markA", descriptors: { unicodeRange: "u+41" }, loaded: false},
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{ family: "a", src: "markB", descriptors: { unicodeRange: "u+42" }, loaded: false}],
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content: "CCC" },
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{ test: "simple load sanity check, two fonts and both are used",
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fonts: [{ family: "a", src: "markA", descriptors: { unicodeRange: "u+41" }, loaded: true},
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{ family: "a", src: "markB", descriptors: { unicodeRange: "u+42" }, loaded: true}],
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content: "ABC" },
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{ test: "simple load sanity check, one with Han ranges",
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fonts: [{ family: "a", src: "markA", descriptors: { unicodeRange: "u+3???,u+5???,u+7???,u+8???" }, loaded: true},
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{ family: "a", src: "markB", descriptors: { unicodeRange: "u+42" }, loaded: false}],
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content: "納豆嫌い" },
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{ test: "simple load sanity check, two fonts with different styles A",
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fonts: [{ family: "a", src: "markA", descriptors: { unicodeRange: "u+41" }, loaded: true},
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{ family: "a", src: "markB", descriptors: { weight: "bold", unicodeRange: "u+42" }, loaded: false}],
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content: "ABC" },
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{ test: "simple load sanity check, two fonts with different styles B",
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fonts: [{ family: "a", src: "markA", descriptors: { weight: "bold", unicodeRange: "u+41" }, loaded: false},
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{ family: "a", src: "markB", descriptors: { unicodeRange: "u+42" }, loaded: true}],
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content: "ABC" },
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{ test: "multiple fonts with overlapping ranges, all with default ranges, only last one supports character used",
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fonts: [{ family: "a", src: "markC", descriptors: { }, loaded: true},
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{ family: "a", src: "markA", descriptors: { }, loaded: true},
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{ family: "a", src: "markB", descriptors: { }, loaded: true}],
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content: "CCC" },
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{ test: "multiple fonts with overlapping ranges, all with default ranges, first one supports character used",
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fonts: [{ family: "a", src: "markB", descriptors: { }, loaded: false},
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{ family: "a", src: "markA", descriptors: { }, loaded: false},
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{ family: "a", src: "markC", descriptors: { }, loaded: true}],
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content: "CCC" },
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{ test: "multiple fonts with overlapping ranges, one with default value in the fallback position",
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fonts: [{ family: "a", src: "markC", descriptors: { }, loaded: true},
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{ family: "a", src: "markA", descriptors: { unicodeRange: "u+41" }, loaded: true},
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{ family: "a", src: "markB", descriptors: { unicodeRange: "u+42" }, loaded: true}],
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content: "ABC" },
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{ test: "multiple fonts with overlapping ranges, one with default value in the primary use position, fallback to one",
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fonts: [{ family: "a", src: "markA", descriptors: { unicodeRange: "u+41" }, loaded: true},
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{ family: "a", src: "markB", descriptors: { unicodeRange: "u+42" }, loaded: false},
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{ family: "a", src: "markC", descriptors: { }, loaded: true}],
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content: "AAA" },
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{ test: "multiple fonts with overlapping ranges, one with default value in the primary use position, fallback to two",
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fonts: [{ family: "a", src: "markA", descriptors: { unicodeRange: "u+41" }, loaded: true},
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{ family: "a", src: "markB", descriptors: { unicodeRange: "u+42" }, loaded: true},
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{ family: "a", src: "markC", descriptors: { }, loaded: true}],
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content: "ABC" },
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{ test: "multiple fonts with overlapping ranges, one with default value in the primary use position, no fallback",
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fonts: [{ family: "a", src: "markA", descriptors: { unicodeRange: "u+41" }, loaded: false},
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{ family: "a", src: "markB", descriptors: { unicodeRange: "u+42" }, loaded: false},
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{ family: "a", src: "markC", descriptors: { }, loaded: true}],
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content: "CCC" },
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{ test: "metrics only case, ex-sized image, single font with space in range",
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fonts: [{ family: "a", src: "markA", descriptors: { unicodeRange: "u+0??" }, loaded: true}],
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content: "<img style='width: 2ex' src=\"" + redSquDataURL + "\">" },
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{ test: "metrics only case, ex-sized image, single font with space outside range",
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fonts: [{ family: "a", src: "markA", descriptors: { unicodeRange: "u+1??" }, loaded: false}],
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content: "<img style='width: 2ex' src=\"" + redSquDataURL + "\">" },
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{ test: "metrics only case, ch-sized image, single font with space in range",
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fonts: [{ family: "a", src: "markA", descriptors: { unicodeRange: "u+0??" }, loaded: true}],
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content: "<img style='width: 2ch' src=\"" + redSquDataURL + "\">" },
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{ test: "metrics only case, ch-sized image, single font with space outside range",
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fonts: [{ family: "a", src: "markA", descriptors: { unicodeRange: "u+1??" }, loaded: false}],
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content: "<img style='width: 2ch' src=\"" + redSquDataURL + "\">" },
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];
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// map font loading descriptor names to @font-face rule descriptor names
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var mapDescriptorNames = {
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style: "font-style",
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weight: "font-weight",
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stretch: "font-stretch",
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unicodeRange: "unicode-range",
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variant: "font-variant",
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featureSettings: "font-feature-settings"
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};
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var kBaseFontURL;
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if ("SpecialPowers" in window) {
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kBaseFontURL = "";
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} else {
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kBaseFontURL = "fonts/";
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}
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var mapFontURLs = {
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markA: "url(" + kBaseFontURL + "markA.woff" + ")",
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markB: "url(" + kBaseFontURL + "markB.woff" + ")",
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markC: "url(" + kBaseFontURL + "markC.woff" + ")",
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markD: "url(" + kBaseFontURL + "markD.woff" + ")",
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/* twourl versions include a bogus url followed by a valid url */
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markAtwourl: "url(" + kBaseFontURL + "bogus-markA.woff" + "), url(" + kBaseFontURL + "markA.woff" + ")",
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markBtwourl: "url(" + kBaseFontURL + "bogus-markB.woff" + "), url(" + kBaseFontURL + "markB.woff" + ")",
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markCtwourl: "url(" + kBaseFontURL + "bogus-markC.woff" + "), url(" + kBaseFontURL + "markC.woff" + ")",
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markDtwourl: "url(" + kBaseFontURL + "bogus-markD.woff" + "), url(" + kBaseFontURL + "markD.woff" + ")",
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/* localfont versions include a bogus local ref followed by a valid url */
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markAlocalfirst: "local(bogus-markA), url(" + kBaseFontURL + "markA.woff" + ")",
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markBlocalfirst: "local(bogus-markB), url(" + kBaseFontURL + "markB.woff" + ")",
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markClocalfirst: "local(bogus-markC), url(" + kBaseFontURL + "markC.woff" + ")",
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markDlocalfirst: "local(bogus-markD), url(" + kBaseFontURL + "markD.woff" + ")",
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};
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function familyName(name, i) {
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return "test" + i + "-" + name;
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}
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function fontFaceRule(name, fontdata, ft) {
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var desc = [];
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desc.push("font-family: " + name);
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var srckey = fontdata.src + ft;
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desc.push("src: " + mapFontURLs[srckey]);
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for (var d in fontdata.descriptors) {
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desc.push(mapDescriptorNames[d] + ": " + fontdata.descriptors[d]);
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}
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return "@font-face { " + desc.join(";") + " }";
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}
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function clearRules(sheetIndex) {
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var sheet = document.styleSheets[sheetIndex];
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while(sheet.cssRules.length > 0) {
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sheet.deleteRule(0);
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}
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}
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function clearAllRulesAndFonts() {
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clearRules(kSheetFonts);
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clearRules(kSheetStyles);
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document.fonts.clear();
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}
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function addStyleRulesAndText(testdata, i) {
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// add style rules for testcontent
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var sheet = document.styleSheets[kSheetStyles];
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while(sheet.cssRules.length > 0) {
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sheet.deleteRule(0);
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}
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var rule = [];
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var family = familyName(testdata.fonts[0].family, i);
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rule.push("#testcontent { font-family: " + family);
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if ("style" in testdata) {
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for (s in testdata.style) {
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rule.push(s + ": " + testdata.style[s]);
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}
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}
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rule.push("}");
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sheet.insertRule(rule.join("; "), 0);
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var content = document.getElementById("testcontent");
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content.innerHTML = testdata.content;
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content.offsetHeight;
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}
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// work arounds
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function getFonts() {
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if ("forEach" in document.fonts) {
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return document.fonts;
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}
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return Array.from(document.fonts);
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}
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function getSize() {
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if ("size" in document.fonts) {
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return document.fonts.size;
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}
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return getFonts().length;
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}
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function getReady() {
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if (typeof(document.fonts.ready) == "function") {
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return document.fonts.ready();
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}
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return document.fonts.ready;
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}
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function setTimeoutPromise(aDelay) {
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return new Promise(function(aResolve, aReject) {
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setTimeout(aResolve, aDelay);
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});
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}
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function addFontFaceRules(testdata, i, ft) {
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var sheet = document.styleSheets[kSheetFonts];
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var createdFonts = [];
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testdata.fonts.forEach(function(f) {
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var n = sheet.cssRules.length;
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var fn = familyName(f.family, i);
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sheet.insertRule(fontFaceRule(fn, f, ft), n);
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var newfont;
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var fonts = getFonts();
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try {
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fonts.forEach(function(font) { newfont = font; });
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createdFonts.push({family: fn, data: f, font: newfont});
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} catch (e) {
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console.log(e);
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}
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});
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return createdFonts;
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}
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function addDocumentFonts(testdata, i, ft) {
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var createdFonts = [];
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testdata.fonts.forEach(function(fd) {
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var fn = familyName(fd.family, i);
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var srckey = fd.src + ft;
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var f = new FontFace(fn, mapFontURLs[srckey], fd.descriptors);
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document.fonts.add(f);
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createdFonts.push({family: fn, data: fd, font: f});
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});
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return createdFonts;
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}
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var q = Promise.resolve();
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function runTests() {
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function setupTests() {
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setup({explicit_done: true});
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}
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function checkFontsBeforeLoad(name, testdata, fd) {
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test(function() {
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assert_equals(document.fonts.status, "loaded", "before initializing test, no fonts should be loading - found: " + document.fonts.status);
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var size = getSize();
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assert_equals(size, testdata.fonts.length,
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"fonts where not added to the font set object");
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var i = 0;
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fonts = getFonts();
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fonts.forEach(function(ff) {
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assert_equals(ff.status, "unloaded", "added fonts should be in unloaded state");
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});
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}, name + " before load");
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}
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function checkFontsAfterLoad(name, testdata, fd, afterTimeout) {
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test(function() {
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assert_equals(document.fonts.status, "loaded", "after ready promise resolved, no fonts should be loading");
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var i = 0;
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fd.forEach(function(f) {
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assert_true(f.font instanceof FontFace, "font needs to be an instance of FontFace object");
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if (f.data.loaded) {
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assert_equals(f.font.status, "loaded", "font not loaded - font " + i + " " + f.data.src + " "
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+ JSON.stringify(f.data.descriptors) + " for content " + testdata.content);
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} else {
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assert_equals(f.font.status, "unloaded", "font loaded - font " + i + " " + f.data.src + " "
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+ JSON.stringify(f.data.descriptors) + " for content " + testdata.content);
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}
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i++;
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});
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}, name + " after load" + (afterTimeout ? " and timeout" : ""));
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}
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function testFontLoads(testdata, i, name, fd) {
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checkFontsBeforeLoad(name, testdata, fd);
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addStyleRulesAndText(testdata, i);
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var ready = getReady();
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return ready.then(function() {
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checkFontsAfterLoad(name, testdata, fd, false);
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}).then(function() {
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return setTimeoutPromise(0).then(function() {
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checkFontsAfterLoad(name, testdata, fd, true);
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});
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}).then(function() {
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var ar = getReady();
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return ar.then(function() {
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test(function() {
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assert_equals(document.fonts.status, "loaded", "after ready promise fulfilled once, fontset should not be loading");
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var fonts = getFonts();
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fonts.forEach(function(f) {
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assert_not_equals(f.status, "loading", "after ready promise fulfilled once, no font should be loading");
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});
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}, name + " test done check");
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});
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}).then(function() {
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clearAllRulesAndFonts();
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});
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}
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function testUnicodeRangeFontFace(testdata, i, ft) {
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var name = "TEST " + i + " " + testdata.test + " (@font-face rules)" + (ft != "" ? " " + ft : ft);
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var fd = addFontFaceRules(testdata, i, ft);
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return testFontLoads(testdata, i, name, fd);
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}
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function testUnicodeRangeDocumentFonts(testdata, i, ft) {
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var name = "TEST " + i + " " + testdata.test + " (document.fonts)" + (ft != "" ? " " + ft : ft);
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var fd = addDocumentFonts(testdata, i, ft);
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return testFontLoads(testdata, i, name, fd);
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}
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q = q.then(function() {
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setupTests();
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});
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var fontTypes = ["", "twourl", "localfirst"];
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unicodeRangeTests.forEach(function(testdata, i) {
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fontTypes.forEach(function(ft) {
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q = q.then(function() {
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return testUnicodeRangeFontFace(testdata, i, ft);
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}).then(function() {
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return testUnicodeRangeDocumentFonts(testdata, i, ft);
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});
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});
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});
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q = q.then(function() {
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done();
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});
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}
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if ("fonts" in document) {
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runTests();
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} else {
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test(function() {
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assert_true(true, "CSS Font Loading API is not enabled.");
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}, "CSS Font Loading API is not enabled");
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}
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</script>
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</body>
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</html>
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