| 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; |
| } |