mirror of https://github.com/lukechilds/node.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
56 lines
1.4 KiB
56 lines
1.4 KiB
'use strict';
|
|
// verify that the string decoder works getting 1 byte at a time,
|
|
// the whole buffer at once, and that both match the .toString(enc)
|
|
// result of the entire buffer.
|
|
|
|
require('../common');
|
|
var assert = require('assert');
|
|
var SD = require('string_decoder').StringDecoder;
|
|
var encodings = ['base64', 'hex', 'utf8', 'utf16le', 'ucs2'];
|
|
|
|
var bufs = [ '☃💩', 'asdf' ].map(function(b) {
|
|
return new Buffer(b);
|
|
});
|
|
|
|
// also test just arbitrary bytes from 0-15.
|
|
for (var i = 1; i <= 16; i++) {
|
|
var bytes = new Array(i).join('.').split('.').map(function(_, j) {
|
|
return j + 0x78;
|
|
});
|
|
bufs.push(new Buffer(bytes));
|
|
}
|
|
|
|
encodings.forEach(testEncoding);
|
|
|
|
console.log('ok');
|
|
|
|
function testEncoding(encoding) {
|
|
bufs.forEach(function(buf) {
|
|
testBuf(encoding, buf);
|
|
});
|
|
}
|
|
|
|
function testBuf(encoding, buf) {
|
|
console.error('# %s', encoding, buf);
|
|
|
|
// write one byte at a time.
|
|
var s = new SD(encoding);
|
|
var res1 = '';
|
|
for (var i = 0; i < buf.length; i++) {
|
|
res1 += s.write(buf.slice(i, i + 1));
|
|
}
|
|
res1 += s.end();
|
|
|
|
// write the whole buffer at once.
|
|
var res2 = '';
|
|
s = new SD(encoding);
|
|
res2 += s.write(buf);
|
|
res2 += s.end();
|
|
|
|
// .toString() on the buffer
|
|
var res3 = buf.toString(encoding);
|
|
|
|
console.log('expect=%j', res3);
|
|
assert.equal(res1, res3, 'one byte at a time should match toString');
|
|
assert.equal(res2, res3, 'all bytes at once should match toString');
|
|
}
|
|
|