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test: add toASCII and toUnicode punycode tests #9741

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test: add toASCII and toUnicode punycode tests #9741

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259 changes: 165 additions & 94 deletions test/parallel/test-punycode.js
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Original file line number Diff line number Diff line change
@@ -1,153 +1,224 @@
'use strict';
require('../common');
var punycode = require('punycode');
var assert = require('assert');
const punycode = require('punycode');
const assert = require('assert');

assert.equal(punycode.encode('ü'), 'tda');
assert.equal(punycode.encode('Goethe'), 'Goethe-');
assert.equal(punycode.encode('Bücher'), 'Bcher-kva');
assert.equal(punycode.encode(
assert.strictEqual(punycode.encode('ü'), 'tda');
assert.strictEqual(punycode.encode('Goethe'), 'Goethe-');
assert.strictEqual(punycode.encode('Bücher'), 'Bcher-kva');
assert.strictEqual(punycode.encode(
'Willst du die Blüthe des frühen, die Früchte des späteren Jahres'),
'Willst du die Blthe des frhen, die Frchte des spteren Jahres-x9e96lkal');
assert.equal(punycode.encode('日本語'), 'wgv71a119e');
assert.strictEqual(punycode.encode('日本語'), 'wgv71a119e');

assert.equal(punycode.decode('tda'), 'ü');
assert.equal(punycode.decode('Goethe-'), 'Goethe');
assert.equal(punycode.decode('Bcher-kva'), 'Bücher');
assert.equal(punycode.decode(
assert.strictEqual(punycode.decode('tda'), 'ü');
assert.strictEqual(punycode.decode('Goethe-'), 'Goethe');
assert.strictEqual(punycode.decode('Bcher-kva'), 'Bücher');
assert.strictEqual(punycode.decode(
'Willst du die Blthe des frhen, die Frchte des spteren Jahres-x9e96lkal'),
'Willst du die Blüthe des frühen, die Früchte des späteren Jahres');
assert.equal(punycode.decode('wgv71a119e'), '日本語');
assert.strictEqual(punycode.decode('wgv71a119e'), '日本語');

// http://tools.ietf.org/html/rfc3492#section-7.1
var tests = {
const tests = [
// (A) Arabic (Egyptian)
'egbpdaj6bu4bxfgehfvwxn':
'\u0644\u064A\u0647\u0645\u0627\u0628\u062A\u0643\u0644\u0645\u0648' +
'\u0634\u0639\u0631\u0628\u064A\u061F',
{
encoded: 'egbpdaj6bu4bxfgehfvwxn',
decoded: '\u0644\u064A\u0647\u0645\u0627\u0628\u062A\u0643\u0644\u0645' +
'\u0648\u0634\u0639\u0631\u0628\u064A\u061F'
},

// (B) Chinese (simplified)
'ihqwcrb4cv8a8dqg056pqjye':
'\u4ED6\u4EEC\u4E3A\u4EC0\u4E48\u4E0D\u8BF4\u4E2D\u6587',
{
encoded: 'ihqwcrb4cv8a8dqg056pqjye',
decoded: '\u4ED6\u4EEC\u4E3A\u4EC0\u4E48\u4E0D\u8BF4\u4E2D\u6587'
},

// (C) Chinese (traditional)
'ihqwctvzc91f659drss3x8bo0yb':
'\u4ED6\u5011\u7232\u4EC0\u9EBD\u4E0D\u8AAA\u4E2D\u6587',
{
encoded: 'ihqwctvzc91f659drss3x8bo0yb',
decoded: '\u4ED6\u5011\u7232\u4EC0\u9EBD\u4E0D\u8AAA\u4E2D\u6587'
},

// (D) Czech: Pro<ccaron>prost<ecaron>nemluv<iacute><ccaron>esky
'Proprostnemluvesky-uyb24dma41a':
'\u0050\u0072\u006F\u010D\u0070\u0072\u006F\u0073\u0074\u011B\u006E' +
'\u0065\u006D\u006C\u0075\u0076\u00ED\u010D\u0065\u0073\u006B\u0079',
{
encoded: 'Proprostnemluvesky-uyb24dma41a',
decoded: '\u0050\u0072\u006F\u010D\u0070\u0072\u006F\u0073\u0074\u011B' +
'\u006E\u0065\u006D\u006C\u0075\u0076\u00ED\u010D\u0065\u0073\u006B\u0079'
},

// (E) Hebrew
'4dbcagdahymbxekheh6e0a7fei0b':
'\u05DC\u05DE\u05D4\u05D4\u05DD\u05E4\u05E9\u05D5\u05D8\u05DC\u05D0' +
'\u05DE\u05D3\u05D1\u05E8\u05D9\u05DD\u05E2\u05D1\u05E8\u05D9\u05EA',
{
encoded: '4dbcagdahymbxekheh6e0a7fei0b',
decoded: '\u05DC\u05DE\u05D4\u05D4\u05DD\u05E4\u05E9\u05D5\u05D8\u05DC' +
'\u05D0\u05DE\u05D3\u05D1\u05E8\u05D9\u05DD\u05E2\u05D1\u05E8\u05D9\u05EA'
},

// (F) Hindi (Devanagari)
'i1baa7eci9glrd9b2ae1bj0hfcgg6iyaf8o0a1dig0cd':
'\u092F\u0939\u0932\u094B\u0917\u0939\u093F\u0928\u094D\u0926\u0940' +
'\u0915\u094D\u092F\u094B\u0902\u0928\u0939\u0940\u0902\u092C\u094B' +
'\u0932\u0938\u0915\u0924\u0947\u0939\u0948\u0902',
{
encoded: 'i1baa7eci9glrd9b2ae1bj0hfcgg6iyaf8o0a1dig0cd',
decoded: '\u092F\u0939\u0932\u094B\u0917\u0939\u093F\u0928\u094D\u0926' +
'\u0940\u0915\u094D\u092F\u094B\u0902\u0928\u0939\u0940\u0902\u092C' +
'\u094B\u0932\u0938\u0915\u0924\u0947\u0939\u0948\u0902'
},

// (G) Japanese (kanji and hiragana)
'n8jok5ay5dzabd5bym9f0cm5685rrjetr6pdxa':
'\u306A\u305C\u307F\u3093\u306A\u65E5\u672C\u8A9E\u3092\u8A71\u3057' +
'\u3066\u304F\u308C\u306A\u3044\u306E\u304B',
{
encoded: 'n8jok5ay5dzabd5bym9f0cm5685rrjetr6pdxa',
decoded: '\u306A\u305C\u307F\u3093\u306A\u65E5\u672C\u8A9E\u3092\u8A71' +
'\u3057\u3066\u304F\u308C\u306A\u3044\u306E\u304B'
},

// (H) Korean (Hangul syllables)
'989aomsvi5e83db1d2a355cv1e0vak1dwrv93d5xbh15a0dt30a5jpsd879ccm6fea98c':
'\uC138\uACC4\uC758\uBAA8\uB4E0\uC0AC\uB78C\uB4E4\uC774\uD55C\uAD6D' +
'\uC5B4\uB97C\uC774\uD574\uD55C\uB2E4\uBA74\uC5BC\uB9C8\uB098\uC88B' +
'\uC744\uAE4C',
{
encoded: '989aomsvi5e83db1d2a355cv1e0vak1dwrv93d5xbh15a0dt30a5jpsd879' +
'ccm6fea98c',
decoded: '\uC138\uACC4\uC758\uBAA8\uB4E0\uC0AC\uB78C\uB4E4\uC774\uD55C' +
'\uAD6D\uC5B4\uB97C\uC774\uD574\uD55C\uB2E4\uBA74\uC5BC\uB9C8\uB098' +
'\uC88B\uC744\uAE4C'
},

// (I) Russian (Cyrillic)
'b1abfaaepdrnnbgefbadotcwatmq2g4l':
'\u043F\u043E\u0447\u0435\u043C\u0443\u0436\u0435\u043E\u043D\u0438' +
'\u043D\u0435\u0433\u043E\u0432\u043E\u0440\u044F\u0442\u043F\u043E' +
'\u0440\u0443\u0441\u0441\u043A\u0438',
{
encoded: 'b1abfaaepdrnnbgefbadotcwatmq2g4l',
decoded: '\u043F\u043E\u0447\u0435\u043C\u0443\u0436\u0435\u043E\u043D' +
'\u0438\u043D\u0435\u0433\u043E\u0432\u043E\u0440\u044F\u0442\u043F' +
'\u043E\u0440\u0443\u0441\u0441\u043A\u0438'
},

// (J) Spanish: Porqu<eacute>nopuedensimplementehablarenEspa<ntilde>ol
'PorqunopuedensimplementehablarenEspaol-fmd56a':
'\u0050\u006F\u0072\u0071\u0075\u00E9\u006E\u006F\u0070\u0075\u0065' +
'\u0064\u0065\u006E\u0073\u0069\u006D\u0070\u006C\u0065\u006D\u0065' +
'\u006E\u0074\u0065\u0068\u0061\u0062\u006C\u0061\u0072\u0065\u006E' +
'\u0045\u0073\u0070\u0061\u00F1\u006F\u006C',
{
encoded: 'PorqunopuedensimplementehablarenEspaol-fmd56a',
decoded: '\u0050\u006F\u0072\u0071\u0075\u00E9\u006E\u006F\u0070\u0075' +
'\u0065\u0064\u0065\u006E\u0073\u0069\u006D\u0070\u006C\u0065\u006D' +
'\u0065\u006E\u0074\u0065\u0068\u0061\u0062\u006C\u0061\u0072\u0065' +
'\u006E\u0045\u0073\u0070\u0061\u00F1\u006F\u006C'
},

// (K) Vietnamese: T<adotbelow>isaoh<odotbelow>kh<ocirc>ngth
// <ecirchookabove>ch<ihookabove>n<oacute>iti<ecircacute>ngVi<ecircdotbelow>t
'TisaohkhngthchnitingVit-kjcr8268qyxafd2f1b9g':
'\u0054\u1EA1\u0069\u0073\u0061\u006F\u0068\u1ECD\u006B\u0068\u00F4' +
'\u006E\u0067\u0074\u0068\u1EC3\u0063\u0068\u1EC9\u006E\u00F3\u0069' +
'\u0074\u0069\u1EBF\u006E\u0067\u0056\u0069\u1EC7\u0074',
{
encoded: 'TisaohkhngthchnitingVit-kjcr8268qyxafd2f1b9g',
decoded: '\u0054\u1EA1\u0069\u0073\u0061\u006F\u0068\u1ECD\u006B\u0068' +
'\u00F4\u006E\u0067\u0074\u0068\u1EC3\u0063\u0068\u1EC9\u006E\u00F3' +
'\u0069\u0074\u0069\u1EBF\u006E\u0067\u0056\u0069\u1EC7\u0074'
},

// (L) 3<nen>B<gumi><kinpachi><sensei>
'3B-ww4c5e180e575a65lsy2b':
'\u0033\u5E74\u0042\u7D44\u91D1\u516B\u5148\u751F',
{
encoded: '3B-ww4c5e180e575a65lsy2b',
decoded: '\u0033\u5E74\u0042\u7D44\u91D1\u516B\u5148\u751F'
},

// (M) <amuro><namie>-with-SUPER-MONKEYS
'-with-SUPER-MONKEYS-pc58ag80a8qai00g7n9n':
'\u5B89\u5BA4\u5948\u7F8E\u6075\u002D\u0077\u0069\u0074\u0068\u002D' +
'\u0053\u0055\u0050\u0045\u0052\u002D\u004D\u004F\u004E\u004B\u0045' +
'\u0059\u0053',
{
encoded: '-with-SUPER-MONKEYS-pc58ag80a8qai00g7n9n',
decoded: '\u5B89\u5BA4\u5948\u7F8E\u6075\u002D\u0077\u0069\u0074\u0068' +
'\u002D\u0053\u0055\u0050\u0045\u0052\u002D\u004D\u004F\u004E\u004B' +
'\u0045\u0059\u0053'
},

// (N) Hello-Another-Way-<sorezore><no><basho>
'Hello-Another-Way--fc4qua05auwb3674vfr0b':
'\u0048\u0065\u006C\u006C\u006F\u002D\u0041\u006E\u006F\u0074\u0068' +
'\u0065\u0072\u002D\u0057\u0061\u0079\u002D\u305D\u308C\u305E\u308C' +
'\u306E\u5834\u6240',
{
encoded: 'Hello-Another-Way--fc4qua05auwb3674vfr0b',
decoded: '\u0048\u0065\u006C\u006C\u006F\u002D\u0041\u006E\u006F\u0074' +
'\u0068\u0065\u0072\u002D\u0057\u0061\u0079\u002D\u305D\u308C\u305E' +
'\u308C\u306E\u5834\u6240'
},

// (O) <hitotsu><yane><no><shita>2
'2-u9tlzr9756bt3uc0v':
'\u3072\u3068\u3064\u5C4B\u6839\u306E\u4E0B\u0032',
{
encoded: '2-u9tlzr9756bt3uc0v',
decoded: '\u3072\u3068\u3064\u5C4B\u6839\u306E\u4E0B\u0032'
},

// (P) Maji<de>Koi<suru>5<byou><mae>
'MajiKoi5-783gue6qz075azm5e':
'\u004D\u0061\u006A\u0069\u3067\u004B\u006F\u0069\u3059\u308B\u0035' +
'\u79D2\u524D',
{
encoded: 'MajiKoi5-783gue6qz075azm5e',
decoded: '\u004D\u0061\u006A\u0069\u3067\u004B\u006F\u0069\u3059\u308B' +
'\u0035\u79D2\u524D'
},

// (Q) <pafii>de<runba>
'de-jg4avhby1noc0d':
'\u30D1\u30D5\u30A3\u30FC\u0064\u0065\u30EB\u30F3\u30D0',
{
encoded: 'de-jg4avhby1noc0d',
decoded: '\u30D1\u30D5\u30A3\u30FC\u0064\u0065\u30EB\u30F3\u30D0'
},

// (R) <sono><supiido><de>
'd9juau41awczczp':
'\u305D\u306E\u30B9\u30D4\u30FC\u30C9\u3067',
{
encoded: 'd9juau41awczczp',
decoded: '\u305D\u306E\u30B9\u30D4\u30FC\u30C9\u3067'
},

// (S) -> $1.00 <-
'-> $1.00 <--':
'\u002D\u003E\u0020\u0024\u0031\u002E\u0030\u0030\u0020\u003C\u002D'
{
encoded: '-> $1.00 <--',
decoded: '\u002D\u003E\u0020\u0024\u0031\u002E\u0030\u0030\u0020\u003C' +
'\u002D'
}
];

let errors = 0;
const handleError = (error, name) => {
console.error(
'FAIL: %s expected %j, got %j',
name,
error.expected,
error.actual
);
errors++;
};

var errors = 0;
const regexNonASCII = /[^\x20-\x7E]/;
const testBattery = {
encode: (test) => assert.strictEqual(
punycode.encode(test.decoded),
test.encoded
),
decode: (test) => assert.strictEqual(
punycode.decode(test.encoded),
test.decoded
),
toASCII: (test) => assert.strictEqual(
punycode.toASCII(test.decoded),
regexNonASCII.test(test.decoded)
? `xn--${test.encoded}`
: test.decoded
),
toUnicode: (test) => assert.strictEqual(
punycode.toUnicode(
regexNonASCII.test(test.decoded)
? `xn--${test.encoded}`
: test.decoded
),
regexNonASCII.test(test.decoded)
? test.decoded.toLowerCase()
: test.decoded
)
};

for (var encoded in tests) {
var decoded = tests[encoded];
try {
assert.equal(punycode.encode(decoded), encoded);
} catch (e) {
console.error('FAIL: expected %j, got %j', e.expected, e.actual);
errors++;
}
try {
assert.equal(punycode.decode(encoded), decoded);
} catch (e) {
console.error('FAIL: expected %j, got %j', e.expected, e.actual);
errors++;
}
}
tests.forEach((testCase) => {
Object.keys(testBattery).forEach((key) => {
try {
testBattery[key](testCase);
} catch (error) {
handleError(error, key);
}
});
});

// BMP code point
assert.equal(punycode.ucs2.encode([0x61]), 'a');
assert.strictEqual(punycode.ucs2.encode([0x61]), 'a');
// supplementary code point (surrogate pair)
assert.equal(punycode.ucs2.encode([0x1D306]), '\uD834\uDF06');
assert.strictEqual(punycode.ucs2.encode([0x1D306]), '\uD834\uDF06');
// high surrogate
assert.equal(punycode.ucs2.encode([0xD800]), '\uD800');
assert.strictEqual(punycode.ucs2.encode([0xD800]), '\uD800');
// high surrogate followed by non-surrogates
assert.equal(punycode.ucs2.encode([0xD800, 0x61, 0x62]), '\uD800ab');
assert.strictEqual(punycode.ucs2.encode([0xD800, 0x61, 0x62]), '\uD800ab');
// low surrogate
assert.equal(punycode.ucs2.encode([0xDC00]), '\uDC00');
assert.strictEqual(punycode.ucs2.encode([0xDC00]), '\uDC00');
// low surrogate followed by non-surrogates
assert.equal(punycode.ucs2.encode([0xDC00, 0x61, 0x62]), '\uDC00ab');
assert.strictEqual(punycode.ucs2.encode([0xDC00, 0x61, 0x62]), '\uDC00ab');

assert.equal(errors, 0);
assert.strictEqual(errors, 0);