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      1 /*
      2  * Copyright (C) 2013 Google Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions are
      6  * met:
      7  *
      8  *     * Redistributions of source code must retain the above copyright
      9  * notice, this list of conditions and the following disclaimer.
     10  *     * Redistributions in binary form must reproduce the above
     11  * copyright notice, this list of conditions and the following disclaimer
     12  * in the documentation and/or other materials provided with the
     13  * distribution.
     14  *     * Neither the name of Google Inc. nor the names of its
     15  * contributors may be used to endorse or promote products derived from
     16  * this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 
     31 #include "config.h"
     32 #include "wtf/SHA1.h"
     33 
     34 #include "wtf/StringExtras.h"
     35 
     36 #include <gtest/gtest.h>
     37 
     38 namespace {
     39 
     40 class SHA1Test : public testing::Test {
     41     char m_buffer[41];
     42 
     43 protected:
     44     const char* SHA1HexDigest(const char* input, int repeat)
     45     {
     46         SHA1 sha1;
     47         for (int i = 0; i < repeat; i++)
     48             sha1.addBytes(input);
     49         Vector<uint8_t, 20> digest;
     50         sha1.computeHash(digest);
     51 
     52         char* buffer = &m_buffer[0];
     53         for (size_t i = 0; i < 20; ++i) {
     54             snprintf(buffer, 3, "%02X", digest.at(i));
     55             buffer += 2;
     56         }
     57         return &m_buffer[0];
     58     }
     59 };
     60 
     61 TEST_F(SHA1Test, RFC3174)
     62 {
     63     // Examples taken from sample code in RFC 3174.
     64     EXPECT_STREQ("A9993E364706816ABA3E25717850C26C9CD0D89D", SHA1HexDigest("abc", 1));
     65     EXPECT_STREQ("84983E441C3BD26EBAAE4AA1F95129E5E54670F1", SHA1HexDigest("abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq", 1));
     66     EXPECT_STREQ("34AA973CD4C4DAA4F61EEB2BDBAD27316534016F", SHA1HexDigest("a", 1000000));
     67     EXPECT_STREQ("DEA356A2CDDD90C7A7ECEDC5EBB563934F460452", SHA1HexDigest("0123456701234567012345670123456701234567012345670123456701234567", 10));
     68 }
     69 
     70 } // namespace
     71