gecko/intl/uconv/tests/unit/test_bug449578.js

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/* Tests conversion from ISO-2022-KR to Unicode (bug 449578)
*/
// designator sequence at beginning of line - legal
const in1 = "%1B$)C%0E0!3*4Y6s%0F 1234";
// empty non-ASCII sequence -- illegal
const in2 = "%1B$)Cab%0E%0Fcd";
// designator sequence not at beginning of line - illegal
const in3 = "abc %1B$)C%0E0!3*4Y6s%0F 1234";
const expected1 = "\uAC00\uB098\uB2E4\uB77C 1234";
const expected2 = "ab\uFFFD\cd";
const expected3 = "abc \u001B$)C\uAC00\uB098\uB2E4\uB77C 1234";
function testCase(inStr, expected)
{
var dataURI = "data:text/plain;charset=ISO-2022-KR," + inStr;
var IOService = Components.Constructor("@mozilla.org/network/io-service;1",
"nsIIOService");
var ConverterInputStream =
Components.Constructor("@mozilla.org/intl/converter-input-stream;1",
"nsIConverterInputStream",
"init");
var ios = new IOService();
var channel = ios.newChannel(dataURI, "", null);
var testInputStream = channel.open();
var testConverter = new ConverterInputStream(testInputStream,
"ISO-2022-KR",
8192,
0xFFFD);
if (!(testConverter instanceof
Components.interfaces.nsIUnicharLineInputStream))
throw "not line input stream";
var outStr = "";
var more;
do {
// read the line and check for eof
var line = {};
more = testConverter.readLine(line);
outStr += line.value;
} while (more);
do_check_eq(outStr, expected);
}
function run_test()
{
testCase(in1, expected1);
testCase(in2, expected2);
testCase(in3, expected3);
}