intl/uconv/tests/unit/test_bug381412.hk.gb2312.js@fc2d59ddac77
intl/uconv/tests/unit/test_bug381412.hk.gb2312.js
Wed, 31 Dec 2014 07:22:50 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 07:22:50 +0100
- branch
- TOR_BUG_3246
- changeset 4
- fc2d59ddac77
- permissions
- -rw-r--r--
Correct previous dual key logic pending first delivery installment.
1 const charset = "hz-gb-2312";
3 function dumpStrings(inString, outString) {
4 var dispIn = "";
5 var dispOut = "";
6 var i;
7 for (i = 0; i < inString.length; ++i) {
8 dispIn += " x" + inString.charCodeAt(i).toString(16);
9 }
10 if (outString.length == 0) {
11 dispOut = "<empty>";
12 } else {
13 for (i = 0; i < outString.length; ++i) {
14 dispOut += " x" + outString.charCodeAt(i).toString(16);
15 }
16 }
17 dump("\"" + dispIn + "\" ==> \"" + dispOut + "\"\n");
18 }
20 function error(inString, outString, msg){
21 dumpStrings(inString, outString);
22 do_throw("security risk: " + msg);
23 }
25 function run_test() {
26 var ScriptableUnicodeConverter =
27 Components.Constructor("@mozilla.org/intl/scriptableunicodeconverter",
28 "nsIScriptableUnicodeConverter");
30 var converter = new ScriptableUnicodeConverter();
31 converter.charset = charset;
33 var leadByte, trailByte;
34 var inString;
35 for (leadByte = 1; leadByte < 0x100; ++leadByte) {
36 for (trailByte = 1; trailByte < 0x100; ++trailByte) {
37 if (leadByte == 0x7e) {
38 if (trailByte == 0x7b ||
39 trailByte == 0xa ||
40 trailByte == 0x7e) {
41 // ignore escape sequences:
42 // ~{ (sets HZ-GB mode)
43 // ~\n ( ==> \n)
44 // ~~ ( ==> ~)
45 continue;
46 }
47 }
48 inString = String.fromCharCode(leadByte, trailByte, 65);
49 var outString = converter.ConvertToUnicode(inString) +
50 converter.Finish();
51 switch (outString.length) {
52 case 1:
53 error(inString, outString, "2 byte sequence eaten");
54 break;
55 case 2:
56 if (outString.charCodeAt(0) < 0x80 &&
57 outString.charCodeAt(1) < 0x80) {
58 error(inString, outString,
59 "2 byte sequence converted to 1 ASCII");
60 }
61 break;
62 case 3:
63 if (outString != inString &&
64 outString.charCodeAt(0) < 0x80 &&
65 outString.charCodeAt(1) < 0x80) {
66 error(inString, outString,
67 "2 byte sequence converted to 2 ASCII");
68 }
69 break;
70 }
71 }
72 }
73 }
