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// Copyright (c) 2014-2023, 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.
// FIXME: move this into a full wallet2 unit test suite, if possible
#include "gtest/gtest.h"
#include "wallet/wallet2.h"
static crypto::hash make_hash(uint64_t n)
{
union
{
crypto::hash hash;
uint64_t n;
} hash;
hash.hash = crypto::null_hash;
hash.n = n;
return hash.hash;
}
TEST(hashchain, empty)
{
tools::hashchain hashchain;
ASSERT_EQ(hashchain.size(), 0);
ASSERT_EQ(hashchain.offset(), 0);
}
TEST(hashchain, genesis)
{
tools::hashchain hashchain;
hashchain.push_back(make_hash(1));
ASSERT_EQ(hashchain.size(), 1);
ASSERT_EQ(hashchain.genesis(), make_hash(1));
hashchain.push_back(make_hash(2));
ASSERT_EQ(hashchain.size(), 2);
ASSERT_EQ(hashchain.genesis(), make_hash(1));
}
TEST(hashchain, push_back)
{
tools::hashchain hashchain;
hashchain.push_back(make_hash(1));
hashchain.push_back(make_hash(2));
hashchain.push_back(make_hash(3));
ASSERT_EQ(hashchain[0], make_hash(1));
ASSERT_EQ(hashchain[1], make_hash(2));
ASSERT_EQ(hashchain[2], make_hash(3));
}
TEST(hashchain, clear_empty)
{
tools::hashchain hashchain;
ASSERT_TRUE(hashchain.empty());
hashchain.push_back(make_hash(1));
ASSERT_FALSE(hashchain.empty());
hashchain.push_back(make_hash(2));
ASSERT_FALSE(hashchain.empty());
hashchain.clear();
ASSERT_TRUE(hashchain.empty());
}
TEST(hashchain, crop)
{
tools::hashchain hashchain;
hashchain.push_back(make_hash(1));
hashchain.push_back(make_hash(2));
hashchain.push_back(make_hash(3));
ASSERT_EQ(hashchain.size(), 3);
ASSERT_EQ(hashchain[0], make_hash(1));
ASSERT_EQ(hashchain[1], make_hash(2));
ASSERT_EQ(hashchain[2], make_hash(3));
hashchain.crop(3);
ASSERT_EQ(hashchain.size(), 3);
hashchain.crop(2);
ASSERT_EQ(hashchain.size(), 2);
ASSERT_EQ(hashchain[0], make_hash(1));
ASSERT_EQ(hashchain[1], make_hash(2));
ASSERT_EQ(hashchain.genesis(), make_hash(1));
hashchain.crop(0);
ASSERT_TRUE(hashchain.empty());
ASSERT_EQ(hashchain.size(), 0);
hashchain.push_back(make_hash(5));
ASSERT_EQ(hashchain.genesis(), make_hash(5));
ASSERT_EQ(hashchain.size(), 1);
}
TEST(hashchain, trim)
{
tools::hashchain hashchain;
hashchain.push_back(make_hash(1));
hashchain.push_back(make_hash(2));
hashchain.push_back(make_hash(3));
ASSERT_EQ(hashchain.offset(), 0);
hashchain.trim(2);
ASSERT_EQ(hashchain.offset(), 2);
ASSERT_EQ(hashchain.size(), 3);
ASSERT_EQ(hashchain[2], make_hash(3));
hashchain.trim(3);
ASSERT_EQ(hashchain.offset(), 2); // never gets it empty
ASSERT_EQ(hashchain.size(), 3);
ASSERT_FALSE(hashchain.empty());
ASSERT_EQ(hashchain.genesis(), make_hash(1));
}
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