char-decoding-utils.js revision fd5c6425ce58eb75211be7718d5dee960842a37e 
1function hex(number)
2{
3    var hexDigit = "0123456789ABCDEF";
4    var hex = hexDigit.substr(number & 0xf, 1);
5    while (number > 15) {
6        number >>= 4;
7        hex = hexDigit.substr(number & 15, 1) + hex;
8    }
9    return hex;
10}
11
12function decode(charsetName, characterSequence)
13{
14    var req = new XMLHttpRequest;
15    req.open('GET', 'data:text/plain,' + characterSequence, false);
16    req.overrideMimeType('text/plain; charset="' + charsetName + '"');
17    req.send('');
18    var code = hex(req.responseText.charCodeAt(0));
19    return "U+" + ("0000" + code).substr(code.length, 4);
20}
21
22function testDecode(charsetName, characterSequence, unicode)
23{
24    shouldBe("decode('" + charsetName + "', '" + characterSequence + "')", "'" + unicode + "'");
25}
26
27function batchTestDecode(inputData)
28{
29    for (var i in inputData.encodings) {
30        for (var j in inputData.encoded)
31            testDecode(inputData.encodings[i], inputData.encoded[j], inputData.unicode[j]);
32    }
33}
34
35