tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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test_unmapped.js (2029B)

      1 // Tests encoding of unmapped characters
      2 const inString = "\uE5E5";
      3 const expectedString = "?";
      4 
      5 function run_test() {
      6  var failures = false;
      7  var encodingConverter = CreateScriptableConverter();
      8 
      9  // this list excludes codepages that can represent all Unicode
     10  var encoders = [
     11    "Big5",
     12    "EUC-JP",
     13    "EUC-KR",
     14    "GBK",
     15    "gb18030",
     16    "IBM866",
     17    "ISO-2022-JP",
     18    "ISO-8859-3",
     19    "ISO-8859-4",
     20    "ISO-8859-5",
     21    "ISO-8859-6",
     22    "ISO-8859-7",
     23    "ISO-8859-8",
     24    "ISO-8859-8-I",
     25    "ISO-8859-10",
     26    "ISO-8859-13",
     27    "ISO-8859-14",
     28    "ISO-8859-15",
     29    "ISO-8859-16",
     30    "ISO-8859-2",
     31    "KOI8-R",
     32    "KOI8-U",
     33    "Shift_JIS",
     34    "windows-1250",
     35    "windows-1251",
     36    "windows-1252",
     37    "windows-1253",
     38    "windows-1254",
     39    "windows-1255",
     40    "windows-1256",
     41    "windows-1257",
     42    "windows-1258",
     43    "windows-874",
     44    "x-mac-cyrillic",
     45  ];
     46 
     47  var counter = 0;
     48  while (counter < encoders.length) {
     49    var charset = encoders[counter++];
     50 
     51    dump("testing " + counter + " " + charset + "\n");
     52    encodingConverter.charset = charset;
     53    var codepageString =
     54      encodingConverter.ConvertFromUnicode(inString) +
     55      encodingConverter.Finish();
     56    if (codepageString != expectedString) {
     57      dump(charset + " encoding failed\n");
     58      for (var i = 0; i < expectedString.length; ++i) {
     59        if (i >= codepageString.length) {
     60          dump(
     61            "output length " +
     62              codepageString.length +
     63              " less than expected length " +
     64              expectedString.length +
     65              "\n"
     66          );
     67          break;
     68        }
     69        if (codepageString.charAt(i) != expectedString.charAt(i)) {
     70          dump(
     71            i.toString(16) +
     72              ": 0x" +
     73              codepageString.charCodeAt(i).toString(16) +
     74              " != " +
     75              expectedString.charCodeAt(i).toString(16) +
     76              "\n"
     77          );
     78        }
     79      }
     80      failures = true;
     81    }
     82  }
     83  if (failures) {
     84    do_throw("test failed\n");
     85  }
     86 }