• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1// Copyright Joyent, Inc. and other Node contributors.
2//
3// Permission is hereby granted, free of charge, to any person obtaining a
4// copy of this software and associated documentation files (the
5// "Software"), to deal in the Software without restriction, including
6// without limitation the rights to use, copy, modify, merge, publish,
7// distribute, sublicense, and/or sell copies of the Software, and to permit
8// persons to whom the Software is furnished to do so, subject to the
9// following conditions:
10//
11// The above copyright notice and this permission notice shall be included
12// in all copies or substantial portions of the Software.
13//
14// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
15// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
16// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
17// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
18// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
19// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
20// USE OR OTHER DEALINGS IN THE SOFTWARE.
21
22'use strict';
23require('../common');
24const assert = require('assert');
25
26// ASCII conversion in node.js simply masks off the high bits,
27// it doesn't do transliteration.
28assert.strictEqual(Buffer.from('hérité').toString('ascii'), 'hC)ritC)');
29
30// 71 characters, 78 bytes. The ’ character is a triple-byte sequence.
31const input = 'C’est, graphiquement, la réunion d’un accent aigu ' +
32              'et d’un accent grave.';
33
34const expected = 'Cb\u0000\u0019est, graphiquement, la rC)union ' +
35                 'db\u0000\u0019un accent aigu et db\u0000\u0019un ' +
36                 'accent grave.';
37
38const buf = Buffer.from(input);
39
40for (let i = 0; i < expected.length; ++i) {
41  assert.strictEqual(buf.slice(i).toString('ascii'), expected.slice(i));
42
43  // Skip remainder of multi-byte sequence.
44  if (input.charCodeAt(i) > 65535) ++i;
45  if (input.charCodeAt(i) > 127) ++i;
46}
47