Haha-Yes/node_modules/base64-js/test/convert.js
2018-09-09 21:20:36 +02:00

51 lines
1 KiB
JavaScript

var test = require('tape'),
b64 = require('../lib/b64'),
checks = [
'a',
'aa',
'aaa',
'hi',
'hi!',
'hi!!',
'sup',
'sup?',
'sup?!'
];
test('convert to base64 and back', function (t) {
t.plan(checks.length);
for (var i = 0; i < checks.length; i++) {
var check = checks[i],
b64Str,
arr,
str;
b64Str = b64.fromByteArray(map(check, function (char) { return char.charCodeAt(0); }));
arr = b64.toByteArray(b64Str);
str = map(arr, function (byte) { return String.fromCharCode(byte); }).join('');
t.equal(check, str, 'Checked ' + check);
}
});
function map (arr, callback) {
var res = [],
kValue,
mappedValue;
for (var k = 0, len = arr.length; k < len; k++) {
if ((typeof arr === 'string' && !!arr.charAt(k))) {
kValue = arr.charAt(k);
mappedValue = callback(kValue, k, arr);
res[k] = mappedValue;
} else if (typeof arr !== 'string' && k in arr) {
kValue = arr[k];
mappedValue = callback(kValue, k, arr);
res[k] = mappedValue;
}
}
return res;
}