99 lines
2.7 KiB
JavaScript
99 lines
2.7 KiB
JavaScript
/* Test case for bug 563618
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*
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* Uses nsIConverterInputStream to decode invalid EUC-JP text
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*
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*/
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const { NetUtil } = ChromeUtils.importESModule(
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"resource://gre/modules/NetUtil.sys.mjs"
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);
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const test = [
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// 0: 0x8e followed by hi byte, not valid JIS X 0201
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[
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"abcdefghijklmnopqrstuvwxyz12test00%8e%80foobar",
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// expected: one replacement character, invalid byte eaten
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"abcdefghijklmnopqrstuvwxyz12test00\uFFFDfoobar",
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],
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// 1: 0x8e followed by ASCII
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[
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"abcdefghijklmnopqrstuvwxyz12test01%8efoobar",
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// expected: one replacement character, invalid byte not eaten
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"abcdefghijklmnopqrstuvwxyz12test01\uFFFDfoobar",
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],
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// 2: JIS X 0208 lead byte followed by invalid hi byte
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[
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"abcdefghijklmnopqrstuvwxyz12test02%bf%80foobar",
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// expected: one replacement character, invalid byte eaten
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"abcdefghijklmnopqrstuvwxyz12test02\uFFFDfoobar",
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],
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// 3: JIS X 0208 lead byte followed by ASCII
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[
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"abcdefghijklmnopqrstuvwxyz12test03%bffoobar",
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// expected: one replacement character, invalid byte not eaten
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"abcdefghijklmnopqrstuvwxyz12test03\uFFFDfoobar",
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],
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];
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const ConverterInputStream = Components.Constructor(
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"@mozilla.org/intl/converter-input-stream;1",
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"nsIConverterInputStream",
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"init"
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);
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function testCase(testText, expectedText, bufferLength, charset) {
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var dataURI = "data:text/plain;charset=" + charset + "," + testText;
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var channel = NetUtil.newChannel({
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uri: dataURI,
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loadUsingSystemPrincipal: true,
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});
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var testInputStream = channel.open();
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var testConverter = new ConverterInputStream(
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testInputStream,
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charset,
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bufferLength,
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0xfffd
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);
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if (!(testConverter instanceof Ci.nsIUnicharLineInputStream)) {
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throw new Error("not line input stream");
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}
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var outStr = "";
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var more;
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do {
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// read the line and check for eof
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var line = {};
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more = testConverter.readLine(line);
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outStr += line.value;
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} while (more);
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if (outStr != expectedText) {
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dump("Failed with bufferLength = " + bufferLength + "\n");
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if (outStr.length == expectedText.length) {
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for (let i = 0; i < outStr.length; ++i) {
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if (outStr.charCodeAt(i) != expectedText.charCodeAt(i)) {
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dump(
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i +
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": " +
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outStr.charCodeAt(i).toString(16) +
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" != " +
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expectedText.charCodeAt(i).toString(16) +
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"\n"
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);
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}
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}
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}
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}
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// escape the strings before comparing for better readability
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Assert.equal(escape(outStr), escape(expectedText));
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}
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function run_test() {
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for (var i = 0; i < test.length; ++i) {
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for (var bufferLength = 32; bufferLength < 40; ++bufferLength) {
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testCase(test[i][0], test[i][1], bufferLength, "EUC-JP");
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}
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}
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}
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