Adding mapbox-gl branch

2015-03-16 18:50:27 +01:00
parent 7985f030fa
commit 57ee7f52fd
3109 changed files with 943365 additions and 0 deletions
@@ -0,0 +1,102 @@
+// 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.
+
+goog.provide('goog.crypt.Sha256Test');
+goog.setTestOnly('goog.crypt.Sha256Test');
+
+goog.require('goog.array');
+goog.require('goog.crypt');
+goog.require('goog.crypt.Sha256');
+goog.require('goog.crypt.hashTester');
+goog.require('goog.testing.jsunit');
+
+function testBasicOperations() {
+  var sha256 = new goog.crypt.Sha256();
+  goog.crypt.hashTester.runBasicTests(sha256);
+}
+
+function testHashing() {
+  // Some test vectors from:
+  // csrc.nist.gov/publications/fips/fips180-2/fips180-2withchangenotice.pdf
+
+  var sha256 = new goog.crypt.Sha256();
+
+  // Empty message.
+  sha256.update([]);
+  assertEquals(
+      'e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855',
+      goog.crypt.byteArrayToHex(sha256.digest()));
+
+  // NIST one block test vector.
+  sha256.reset();
+  sha256.update(goog.crypt.stringToByteArray('abc'));
+  assertEquals(
+      'ba7816bf8f01cfea414140de5dae2223b00361a396177a9cb410ff61f20015ad',
+      goog.crypt.byteArrayToHex(sha256.digest()));
+
+  // NIST multi-block test vector.
+  sha256.reset();
+  sha256.update(
+      goog.crypt.stringToByteArray(
+          'abcdbcdecdefdefgefghfghighij' +
+          'hijkijkljklmklmnlmnomnopnopq'));
+  assertEquals(
+      '248d6a61d20638b8e5c026930c3e6039a33ce45964ff2167f6ecedd419db06c1',
+      goog.crypt.byteArrayToHex(sha256.digest()));
+
+  // Message larger than one block (but less than two).
+  sha256.reset();
+  var biggerThanOneBlock = 'abcdbcdecdefdefgefghfghighij' +
+      'hijkijkljklmklmnlmnomnopnopq' +
+      'asdfljhr78yasdfljh45opa78sdf' +
+      '120839414104897aavnasdfafasd';
+  assertTrue(biggerThanOneBlock.length > goog.crypt.Sha2.BLOCKSIZE_ &&
+      biggerThanOneBlock.length < 2 * goog.crypt.Sha2.BLOCKSIZE_);
+  sha256.update(goog.crypt.stringToByteArray(biggerThanOneBlock));
+  assertEquals(
+      '390a5035433e46b740600f3117d11ece3c64706dc889106666ac04fe4f458abc',
+      goog.crypt.byteArrayToHex(sha256.digest()));
+
+  // Message larger than two blocks.
+  sha256.reset();
+  var biggerThanTwoBlocks = 'abcdbcdecdefdefgefghfghighij' +
+      'hijkijkljklmklmnlmnomnopnopq' +
+      'asdfljhr78yasdfljh45opa78sdf' +
+      '120839414104897aavnasdfafasd' +
+      'laasdouvhalacbnalalseryalcla';
+  assertTrue(biggerThanTwoBlocks.length > 2 * goog.crypt.Sha2.BLOCKSIZE_);
+  sha256.update(goog.crypt.stringToByteArray(biggerThanTwoBlocks));
+  assertEquals(
+      'd655c513fd347e9be372d891f8bb42895ca310fabf6ead6681ebc66a04e84db5',
+      goog.crypt.byteArrayToHex(sha256.digest()));
+}
+
+function testPreschedule() {
+  // Test using prescheduled messages.
+  var sha = new goog.crypt.Sha256();
+  var message = goog.crypt.hexToByteArray(
+      'd9b28b643d16efc8a17a532c05deb79069421bf4cda67f58310ae3bc956e4720' +
+      'f9d2ab845d360fe8c19a734c25fed7b089623b14edc69f78512a03dcb58e6740');
+
+  var scheduled = sha.preschedule(message);
+  sha.scheduledUpdate(scheduled);
+  var w_scheduled = goog.array.toArray(sha.hash_);
+  var digest_scheduled = sha.digest();
+
+  sha.reset();
+  sha.update(message);
+  var w_afterupdate = goog.array.toArray(sha.hash_);
+  assertElementsEquals(w_scheduled, w_afterupdate);
+  assertElementsEquals(sha.digest(), digest_scheduled);
+}