41 lines
1.5 KiB
JavaScript
41 lines
1.5 KiB
JavaScript
promise_test(() => fetch("resources/IdnaTestV2.json").then(res => res.json()).then(runTests), "Loading data…");
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// Performance impact of this seems negligible (performance.now() diff in WebKit went from 48 to 52)
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// and there was a preference to let more non-ASCII hit the parser.
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function encodeHostEndingCodePoints(input) {
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let output = "";
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for (const codePoint of input) {
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if ([":", "/", "?", "#", "\\"].includes(codePoint)) {
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output += encodeURIComponent(codePoint);
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} else {
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output += codePoint;
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}
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}
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return output;
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}
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function runTests(idnaTests) {
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for (const idnaTest of idnaTests) {
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if (typeof idnaTest === "string") {
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continue // skip comments
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}
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if (idnaTest.input === "") {
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continue // cannot test empty string input through new URL()
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}
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// Percent-encode the input such that ? and equivalent code points do not end up counting as
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// part of the URL, but are parsed through the host parser instead.
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const encodedInput = encodeHostEndingCodePoints(idnaTest.input);
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test(() => {
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if (idnaTest.output === null) {
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assert_throws_js(TypeError, () => new URL(`https://${encodedInput}/x`));
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} else {
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const url = new URL(`https://${encodedInput}/x`);
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assert_equals(url.host, idnaTest.output);
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assert_equals(url.hostname, idnaTest.output);
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assert_equals(url.pathname, "/x");
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assert_equals(url.href, `https://${idnaTest.output}/x`);
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}
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}, `ToASCII("${idnaTest.input}")${idnaTest.comment ? " " + idnaTest.comment : ""}`);
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}
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}
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