зеркало из https://github.com/mozilla/gecko-dev.git
61 строка
1.7 KiB
JavaScript
61 строка
1.7 KiB
JavaScript
const charset = "Shift_JIS";
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function error(inString, outString, msg) {
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var dispIn = "";
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var dispOut = "";
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var i;
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for (i = 0; i < inString.length; ++i) {
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dispIn += " x" + inString.charCodeAt(i).toString(16);
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}
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if (!outString.length) {
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dispOut = "<empty>";
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} else {
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for (i = 0; i < outString.length; ++i) {
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dispOut += " x" + outString.charCodeAt(i).toString(16);
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}
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}
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dump('"' + dispIn + '" ==> "' + dispOut + '"\n');
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do_throw("security risk: " + msg);
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}
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function run_test() {
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var ScriptableUnicodeConverter = Components.Constructor(
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"@mozilla.org/intl/scriptableunicodeconverter",
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"nsIScriptableUnicodeConverter"
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);
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var converter = new ScriptableUnicodeConverter();
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converter.charset = charset;
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var leadByte, trailByte;
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var inString;
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for (leadByte = 1; leadByte < 0x100; ++leadByte) {
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for (trailByte = 1; trailByte < 0x100; ++trailByte) {
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inString = String.fromCharCode(leadByte, trailByte, 65);
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var outString = converter.ConvertToUnicode(inString) + converter.Finish();
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switch (outString.length) {
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case 1:
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error(inString, outString, "2 byte sequence eaten");
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break;
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case 2:
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if (
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outString.charCodeAt(0) < 0x80 &&
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outString.charCodeAt(1) < 0x80
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) {
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error(inString, outString, "2 byte sequence converted to 1 ASCII");
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}
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break;
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case 3:
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if (
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outString != inString &&
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outString.charCodeAt(0) < 0x80 &&
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outString.charCodeAt(1) < 0x80
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) {
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error(inString, outString, "2 byte sequence converted to 2 ASCII");
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}
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break;
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}
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}
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}
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}
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