// Tests encoding of unmapped characters
load('CharsetConversionTests.js');

const inString = "\u2764";
const expectedString = "?";

function run_test() {
    var failures = false;
    var encodingConverter = CreateScriptableConverter();

    // this list excludes codepages that can represent all Unicode
    var encoders = [
        "Big5",
        "EUC-JP",
        "EUC-KR",
        "gbk",
        "IBM866",
        "ISO-2022-JP",
        "ISO-8859-3",
        "ISO-8859-4",
        "ISO-8859-5",
        "ISO-8859-6",
        "ISO-8859-7",
        "ISO-8859-8",
        "ISO-8859-8-I",
        "ISO-8859-10",
        "ISO-8859-13",
        "ISO-8859-14",
        "ISO-8859-15",
        "ISO-8859-16",
        "ISO-8859-2",
        "KOI8-R",
        "KOI8-U",
        "Shift_JIS",
        "windows-1250",
        "windows-1251",
        "windows-1252",
        "windows-1253",
        "windows-1254",
        "windows-1255",
        "windows-1256",
        "windows-1257",
        "windows-1258",
        "windows-874",
        "x-mac-cyrillic"
    ];

    var counter = 0;
    while (counter < encoders.length) {
        var charset = encoders[counter++];

        dump("testing " + counter + " " + charset + "\n");
        encodingConverter.charset = charset;
        var codepageString = encodingConverter.ConvertFromUnicode(inString) +
            encodingConverter.Finish();
        if (codepageString != expectedString) {
            dump(charset + " encoding failed\n");
            for (var i = 0; i < expectedString.length; ++i) {
                if (i >= codepageString.length) {
                    dump("output length " + codepageString.length +
                         " less than expected length " + expectedString.length + "\n");
                    break;
                }
                if (codepageString.charAt(i) != expectedString.charAt(i)) {
                    dump(i.toString(16) + ": 0x" +
                         codepageString.charCodeAt(i).toString(16) + " != " +
                         expectedString.charCodeAt(i).toString(16) + "\n");
                }
            }
            failures = true;
        }
    }
    if (failures) {
        do_throw("test failed\n");
    }
}
