Update wmts-hidpi, add nicer-api-docs

nicer-api-docs/closure-library/closure/goog/crypt/cbc_test.js

@@ -0,0 +1,100 @@
+// Copyright 2012 The Closure Library Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS-IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+/**
+ * @fileoverview Unit tests for CBC mode for block ciphers.
+ *
+ * @author nnaze@google.com (Nathan Naze)
+ */
+
+/** @suppress {extraProvide} */
+goog.provide('goog.crypt.CbcTest');
+
+goog.require('goog.crypt');
+goog.require('goog.crypt.Aes');
+goog.require('goog.crypt.Cbc');
+goog.require('goog.testing.jsunit');
+
+goog.setTestOnly('goog.crypt.CbcTest');
+
+function stringToBytes(s) {
+  var bytes = new Array(s.length);
+  for (var i = 0; i < s.length; ++i)
+    bytes[i] = s.charCodeAt(i) & 255;
+  return bytes;
+}
+
+function runCbcAesTest(keyBytes, initialVectorBytes, plainTextBytes,
+                       cipherTextBytes) {
+
+  var aes = new goog.crypt.Aes(keyBytes);
+  var cbc = new goog.crypt.Cbc(aes);
+
+  var encryptedBytes = cbc.encrypt(plainTextBytes, initialVectorBytes);
+  assertEquals('Encrypted bytes should match cipher text.',
+               goog.crypt.byteArrayToHex(cipherTextBytes),
+               goog.crypt.byteArrayToHex(encryptedBytes));
+
+  var decryptedBytes = cbc.decrypt(cipherTextBytes, initialVectorBytes);
+  assertEquals('Decrypted bytes should match plain text.',
+               goog.crypt.byteArrayToHex(plainTextBytes),
+               goog.crypt.byteArrayToHex(decryptedBytes));
+}
+
+function testAesCbcCipherAlgorithm() {
+  // Test values from http://www.ietf.org/rfc/rfc3602.txt
+
+  // Case #1
+  runCbcAesTest(
+      goog.crypt.hexToByteArray('06a9214036b8a15b512e03d534120006'),
+      goog.crypt.hexToByteArray('3dafba429d9eb430b422da802c9fac41'),
+      stringToBytes('Single block msg'),
+      goog.crypt.hexToByteArray('e353779c1079aeb82708942dbe77181a'));
+
+  // Case #2
+  runCbcAesTest(
+      goog.crypt.hexToByteArray('c286696d887c9aa0611bbb3e2025a45a'),
+      goog.crypt.hexToByteArray('562e17996d093d28ddb3ba695a2e6f58'),
+      goog.crypt.hexToByteArray(
+          '000102030405060708090a0b0c0d0e0f' +
+          '101112131415161718191a1b1c1d1e1f'),
+      goog.crypt.hexToByteArray(
+          'd296cd94c2cccf8a3a863028b5e1dc0a' +
+          '7586602d253cfff91b8266bea6d61ab1'));
+
+  // Case #3
+  runCbcAesTest(
+      goog.crypt.hexToByteArray('6c3ea0477630ce21a2ce334aa746c2cd'),
+      goog.crypt.hexToByteArray('c782dc4c098c66cbd9cd27d825682c81'),
+      stringToBytes('This is a 48-byte message (exactly 3 AES blocks)'),
+      goog.crypt.hexToByteArray(
+          'd0a02b3836451753d493665d33f0e886' +
+          '2dea54cdb293abc7506939276772f8d5' +
+          '021c19216bad525c8579695d83ba2684'));
+
+  // Case #4
+  runCbcAesTest(
+      goog.crypt.hexToByteArray('56e47a38c5598974bc46903dba290349'),
+      goog.crypt.hexToByteArray('8ce82eefbea0da3c44699ed7db51b7d9'),
+      goog.crypt.hexToByteArray(
+          'a0a1a2a3a4a5a6a7a8a9aaabacadaeaf' +
+          'b0b1b2b3b4b5b6b7b8b9babbbcbdbebf' +
+          'c0c1c2c3c4c5c6c7c8c9cacbcccdcecf' +
+          'd0d1d2d3d4d5d6d7d8d9dadbdcdddedf'),
+      goog.crypt.hexToByteArray(
+          'c30e32ffedc0774e6aff6af0869f71aa' +
+          '0f3af07a9a31a9c684db207eb0ef8e4e' +
+          '35907aa632c3ffdf868bb7b29d3d46ad' +
+          '83ce9f9a102ee99d49a53e87f4c3da55'));
+}