gecko-dev/intl/uconv/tests/unit/test_bug715319.dbcs.js
2012-05-20 02:09:14 -07:00

55 lines
1.5 KiB
JavaScript

// 2-byte charsets:
const charsets = [ "Big5", "EUC-KR", "x-euc-tw", "x-johab" ]
const ScriptableUnicodeConverter =
Components.Constructor("@mozilla.org/intl/scriptableunicodeconverter",
"nsIScriptableUnicodeConverter");
var gConverter;
function error(inString, outString, msg) {
var dispIn = "";
var dispOut = "";
var i;
for (i = 0; i < inString.length; ++i) {
dispIn += " x" + inString.charCodeAt(i).toString(16);
}
if (outString.length == 0) {
dispOut = "<empty>";
} else {
for (i = 0; i < outString.length; ++i) {
dispOut += " x" + outString.charCodeAt(i).toString(16);
}
}
dump("\"" + dispIn + "\" ==> \"" + dispOut + "\"\n");
do_throw("security risk: " + msg);
}
function IsASCII(charCode) {
return (charCode <= 0x7e);
}
function test(inString) {
var outString = gConverter.ConvertToUnicode(inString) +
gConverter.Finish();
var outLen = outString.length;
if (IsASCII(inString.charCodeAt(1)) &&
(outLen < 4 || outString.charCodeAt(outLen - 4) == 0xFFFD)) {
error(inString, outString, "ASCII input eaten in " + gConverter.charset);
}
}
function run_test() {
gConverter = new ScriptableUnicodeConverter();
for (var i = 0; i < charsets.length; ++i) {
gConverter.charset = charsets[i];
var byte1, byte2;
for (byte1 = 1; byte1 < 0x100; ++byte1) {
for (byte2 = 1; byte2 < 0x100; ++byte2) {
test(String.fromCharCode(byte1, byte2) + "foo");
}
}
}
}