81 lines
No EOL
2.1 KiB
HTML
81 lines
No EOL
2.1 KiB
HTML
<!doctype html>
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<title>Non-ASCII codepoints</title>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<meta name="author" title="Tab Atkins-Bittner">
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<link rel=help href="https://drafts.csswg.org/css-syntax/#non-ascii-ident-code-point">
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<script>
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function validIdentChar(cp) {
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// Reset to a known-good ident
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document.head.style.animationName = "foo";
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// Then change to a name containing the char
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document.head.style.animationName = "f"+String.fromCodePoint(cp)+"oo";
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// And see if it actually changed.
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return document.head.style.animationName != "foo";
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}
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function testValid(cp) {
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test(()=>{
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assert_true(validIdentChar(cp));
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}, `Codepoint U+${cp.toString(16)} is a valid 'non-ASCII ident codepoint'.`)
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}
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function testInvalid(cp) {
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// Just skip if the codepoint is outside the possible range.
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if(cp > 0x1ffff) return;
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test(()=>{
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assert_false(validIdentChar(cp));
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}, `Codepoint U+${cp.toString(16)} is not a 'non-ASCII ident codepoint'.`)
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}
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function testValidRanges(ranges) {
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// Takes an array of codepoints or codepoints ranges,
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// and tests whether the start, end, and middle of
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// each range is valid, and confirms that the
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// start/end of the regions between them are invalid.
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for(const range of ranges) {
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if(typeof range == "number") {
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testValid(range);
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continue;
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}
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testValid(range[0]);
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if(range[1] - range[0] > 1) {
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testValid(Math.floor((range[0]+range[1])/2));
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}
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testValid(range[1]);
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}
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testInvalid(0x80);
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var lastTested = 0x80;
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for(const range of ranges) {
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if(typeof range == "number") {
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if(range-1 != lastTested) testInvalid(range-1);
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testInvalid(range+1);
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lastTested = range+1;
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continue;
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}
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if(range[0]-1 != lastTested) testInvalid(range[0]-1);
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testInvalid(range[1]+1);
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lastTested = range[1]+1;
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}
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}
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testValidRanges([
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0xb7,
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[0xc0, 0xd6],
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[0xd8, 0xf6],
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[0xf8, 0x37d],
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[0x37f, 0x1fff],
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[0x200c, 0x200d],
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[0x203f, 0x2040]
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[0x2070, 0x218f],
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[0x2c00, 0x2fef],
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[0x3001, 0xd7ff],
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[0xf900, 0xfdcf],
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[0xfdf0, 0xfffd],
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[0x10000, 0x1ffff],
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]);
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</script> |