gecko/intl/uconv/tests/unit/test_bug90411.js

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/* Test case for bug 90411
*
* Uses nsIConverterInputStream to decode GB_HK test.
*
* Sample text is:
* 问他谁是傻瓜了5分钟。但是他谁不要求仍然是一个傻瓜永远
* 我听见 我忘记; 我看见 我记住; 我做 我了解。
*/
const sample = "~{NJK{K-JGI59OAK~}5~{7VVS!%235+JG%23,K{K-2;R*GsHTH;JGR;8vI59OS@T6!%23~} ~{NRL}<{~} ~{NRM|<G~}; ~{NR?4<{~} ~{NR<GW!~}; ~{NRWv~} ~{NRAK=b!%23~}";
const expected = "\u95EE\u4ED6\u8C01\u662F\u50BB\u74DC\u4E865\u5206\u949F\u3002\u4F46\u662F\uFF0C\u4ED6\u8C01\u4E0D\u8981\u6C42\u4ECD\u7136\u662F\u4E00\u4E2A\u50BB\u74DC\u6C38\u8FDC\u3002 \u6211\u542C\u89C1 \u6211\u5FD8\u8BB0; \u6211\u770B\u89C1 \u6211\u8BB0\u4F4F; \u6211\u505A \u6211\u4E86\u89E3\u3002";
const charset="HZ-GB-2312";
function testCase(bufferLength)
{
var dataURI = "data:text/plain;charset=" + charset + "," + sample;
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,
charset,
bufferLength,
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);
if (outStr != expected) {
dump("Failed with bufferLength = " + bufferLength + "\n");
if (outStr.length == expected.length) {
for (i = 0; i < outStr.length; ++i) {
if (outStr.charCodeAt(i) != expected.charCodeAt(i)) {
dump(i + ": " + outStr.charCodeAt(i).toString(16) + " != " + expected.charCodeAt(i).toString(16) + "\n");
}
}
}
}
// escape the strings before comparing for better readability
do_check_eq(escape(outStr), escape(expected));
}
function run_test()
{
testCase(32);
testCase(33);
}