decrypter_test.js
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(function(window, videojs, undefined) {
'use strict';
/*
======== A Handy Little QUnit Reference ========
http://api.qunitjs.com/
Test methods:
module(name, {[setup][ ,teardown]})
test(name, callback)
expect(numberOfAssertions)
stop(increment)
start(decrement)
Test assertions:
ok(value, [message])
equal(actual, expected, [message])
notEqual(actual, expected, [message])
deepEqual(actual, expected, [message])
notDeepEqual(actual, expected, [message])
strictEqual(actual, expected, [message])
notStrictEqual(actual, expected, [message])
throws(block, [expected], [message])
*/
// see docs/hlse.md for instructions on how test data was generated
var stringFromBytes = function(bytes) {
var result = '', i;
for (i = 0; i < bytes.length; i++) {
result += String.fromCharCode(bytes[i]);
}
return result;
};
module('Decryption');
test('decrypts a single AES-128 with PKCS7 block', function() {
var
key = [0, 0, 0, 0],
initVector = key,
// the string "howdy folks" encrypted
encrypted = new Uint8Array([
0xce, 0x90, 0x97, 0xd0,
0x08, 0x46, 0x4d, 0x18,
0x4f, 0xae, 0x01, 0x1c,
0x82, 0xa8, 0xf0, 0x67]);
deepEqual('howdy folks',
stringFromBytes(videojs.Hls.decrypt(encrypted, key, initVector)),
'decrypted with a byte array key');
});
test('decrypts multiple AES-128 blocks with CBC', function() {
var
key = [0, 0, 0, 0],
initVector = key,
// the string "0123456789abcdef01234" encrypted
encrypted = new Uint8Array([
0x14, 0xf5, 0xfe, 0x74,
0x69, 0x66, 0xf2, 0x92,
0x65, 0x1c, 0x22, 0x88,
0xbb, 0xff, 0x46, 0x09,
0x0b, 0xde, 0x5e, 0x71,
0x77, 0x87, 0xeb, 0x84,
0xa9, 0x54, 0xc2, 0x45,
0xe9, 0x4e, 0x29, 0xb3
]);
deepEqual('0123456789abcdef01234',
stringFromBytes(videojs.Hls.decrypt(encrypted, key, initVector)),
'decrypted multiple blocks');
});
})(window, window.videojs);