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.
89 lines
2.1 KiB
89 lines
2.1 KiB
var test = require('tape')
|
|
var b64 = require('../')
|
|
var checks = [
|
|
'a',
|
|
'aa',
|
|
'aaa',
|
|
'hi',
|
|
'hi!',
|
|
'hi!!',
|
|
'sup',
|
|
'sup?',
|
|
'sup?!'
|
|
]
|
|
|
|
test('convert to base64 and back', function (t) {
|
|
t.plan(checks.length * 2)
|
|
|
|
for (var i = 0; i < checks.length; i++) {
|
|
var check = checks[i]
|
|
var 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)
|
|
t.equal(b64.byteLength(b64Str), arr.length, 'Checked length for ' + check)
|
|
}
|
|
})
|
|
|
|
var data = [
|
|
[[0, 0, 0], 'AAAA'],
|
|
[[0, 0, 1], 'AAAB'],
|
|
[[0, 1, -1], 'AAH/'],
|
|
[[1, 1, 1], 'AQEB'],
|
|
[[0, -73, 23], 'ALcX']
|
|
]
|
|
|
|
test('convert known data to string', function (t) {
|
|
for (var i = 0; i < data.length; i++) {
|
|
var bytes = data[i][0]
|
|
var expected = data[i][1]
|
|
var actual = b64.fromByteArray(bytes)
|
|
t.equal(actual, expected, 'Ensure that ' + bytes + ' serialise to ' + expected)
|
|
}
|
|
t.end()
|
|
})
|
|
|
|
test('convert known data from string', function (t) {
|
|
for (var i = 0; i < data.length; i++) {
|
|
var expected = data[i][0]
|
|
var string = data[i][1]
|
|
var actual = b64.toByteArray(string)
|
|
t.ok(equal(actual, expected), 'Ensure that ' + string + ' deserialise to ' + expected)
|
|
var length = b64.byteLength(string)
|
|
t.equal(length, expected.length, 'Ensure that ' + string + ' has byte lentgh of ' + expected.length)
|
|
}
|
|
t.end()
|
|
})
|
|
|
|
function equal (a, b) {
|
|
var i
|
|
var length = a.length
|
|
if (length !== b.length) return false
|
|
for (i = 0; i < length; ++i) {
|
|
if ((a[i] & 0xFF) !== (b[i] & 0xFF)) return false
|
|
}
|
|
return true
|
|
}
|
|
|
|
function map (arr, callback) {
|
|
var res = []
|
|
var 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
|
|
}
|