text: // Copyright (c) 2014-2019, BITRUBCOIN, The Monero Project
  // 
  // All rights reserved.
  // 
  // Redistribution and use in source and binary forms, with or without modification, are
  // permitted provided that the following conditions are met:
  // 
  // 1. Redistributions of source code must retain the above copyright notice, this list of
  //    conditions and the following disclaimer.
  // 
  // 2. Redistributions in binary form must reproduce the above copyright notice, this list
  //    of conditions and the following disclaimer in the documentation and/or other
  //    materials provided with the distribution.
  // 
  // 3. Neither the name of the copyright holder nor the names of its contributors may be
  //    used to endorse or promote products derived from this software without specific
  //    prior written permission.
  // 
  // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
  // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
  // THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  // STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
  // THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  // 
  // Parts of this file are originally copyright (c) 2012-2013 The Cryptonote developers
  
  #include <cstring>
  #include <cstdint>
  #include <cstdio>
  #include <iostream>
  #include <vector>
  #include <boost/foreach.hpp>
  #include "cryptonote_basic/cryptonote_basic.h"
  #include "cryptonote_basic/cryptonote_basic_impl.h"
  #include "serialization/binary_archive.h"
  #include "serialization/json_archive.h"
  #include "serialization/debug_archive.h"
  #include "serialization/variant.h"
  #include "serialization/vector.h"
  #include "serialization/binary_utils.h"
  #include "gtest/gtest.h"
  using namespace std;
  
  TEST(varint, equal)
  {
    for (uint64_t idx = 0; idx < 65537; ++idx)
    {
      char buf[12];
      char *bufptr = buf;
      tools::write_varint(bufptr, idx);
      uint64_t bytes = bufptr - buf;
      ASSERT_TRUE (bytes > 0 && bytes <= sizeof(buf));
  
      uint64_t idx2;
      bufptr = buf;
      std::string s(buf, bytes);
      int read = tools::read_varint(s.begin(), s.end(), idx2);
      ASSERT_EQ (read, bytes);
      ASSERT_TRUE(idx2 == idx);
    }
  }
  