/*
* Copyright (c) 2003-2020 Rony Shapiro <ronys@pwsafe.org>.
* All rights reserved. Use of the code is allowed under the
* Artistic License 2.0 terms, as specified in the LICENSE file
* distributed with this code, or available from
* http://www.opensource.org/licenses/artistic-license-2.0.php
*/
// SHA256Test.cpp: Unit test for SHA256 implementation
#ifdef WIN32
#include "../ui/Windows/stdafx.h"
#endif

#include "core/crypto/sha256.h"
#include "gtest/gtest.h"

TEST(SHA256Test, sha256_test)
{
  static const struct {
    const char *msg;
    unsigned char hash[32];
  } tests[] = {
    { "abc",
      { 0xba, 0x78, 0x16, 0xbf, 0x8f, 0x01, 0xcf, 0xea,
        0x41, 0x41, 0x40, 0xde, 0x5d, 0xae, 0x22, 0x23,
        0xb0, 0x03, 0x61, 0xa3, 0x96, 0x17, 0x7a, 0x9c,
        0xb4, 0x10, 0xff, 0x61, 0xf2, 0x00, 0x15, 0xad }
    },
    { "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq",
      { 0x24, 0x8d, 0x6a, 0x61, 0xd2, 0x06, 0x38, 0xb8, 
        0xe5, 0xc0, 0x26, 0x93, 0x0c, 0x3e, 0x60, 0x39,
        0xa3, 0x3c, 0xe4, 0x59, 0x64, 0xff, 0x21, 0x67, 
        0xf6, 0xec, 0xed, 0xd4, 0x19, 0xdb, 0x06, 0xc1 }
    },
  };

  size_t i;
  unsigned char tmp[32];
  for (i = 0; i < (sizeof(tests) / sizeof(tests[0])); i++) {
    SHA256 md;
    md.Update( (unsigned char*)tests[i].msg,
               (unsigned long)strlen(tests[i].msg));
    md.Final(tmp);
    EXPECT_TRUE(memcmp(tmp, tests[i].hash, 32) == 0) << "test vector " << i;
  }
}
