// Copyright (c) 2017-2018, 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.
#include "gtest/gtest.h"
#include "common/util.h"
#include "string_tools.h"
static bool check(const std::string &data, const char *expected_hash_hex)
{
crypto::hash hash, expected_hash;
if (!epee::string_tools::hex_to_pod(expected_hash_hex, expected_hash))
return false;
return tools::sha256sum((const uint8_t*)data.data(), data.size(), hash) && hash == expected_hash;
}
TEST(sha256, empty) { ASSERT_TRUE(check(std::string(), "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855")); }
TEST(sha256, small) { ASSERT_TRUE(check("0123456789", "84d89877f0d4041efb6bf91a16f0248f2fd573e6af05c19f96bedb9f882f7882")); }
TEST(sha256, large) { ASSERT_TRUE(check(std::string(65536*256, 0), "080acf35a507ac9849cfcba47dc2ad83e01b75663a516279c8b9d243b719643e")); }
