144 lines
5.0 KiB
C++
144 lines
5.0 KiB
C++
// Copyright (c) 2014-2020, The Monero Project
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//
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without modification, are
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// permitted provided that the following conditions are met:
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//
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// 1. Redistributions of source code must retain the above copyright notice, this list of
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// conditions and the following disclaimer.
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//
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// 2. Redistributions in binary form must reproduce the above copyright notice, this list
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// of conditions and the following disclaimer in the documentation and/or other
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// materials provided with the distribution.
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//
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// 3. Neither the name of the copyright holder nor the names of its contributors may be
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// used to endorse or promote products derived from this software without specific
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// prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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// Parts of this file are originally copyright (c) 2012-2013 The Cryptonote developers
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#include "gtest/gtest.h"
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#include <cstdint>
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#include <vector>
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#include "cryptonote_basic/cryptonote_format_utils.h"
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#define VEC_FROM_ARR(vec) \
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std::vector<uint64_t> vec; \
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for (size_t i = 0; i < sizeof(vec##_arr) / sizeof(vec##_arr[0]); ++i) \
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{ \
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vec.push_back(vec##_arr[i]); \
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}
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namespace
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{
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struct chunk_handler_t
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{
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void operator()(uint64_t chunk) const
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{
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m_chunks.push_back(chunk);
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}
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mutable std::vector<uint64_t> m_chunks;
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};
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struct dust_handler_t
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{
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dust_handler_t()
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: m_dust(0)
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, m_has_dust(false)
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{
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}
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void operator()(uint64_t dust) const
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{
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m_dust = dust;
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m_has_dust = true;
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}
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mutable uint64_t m_dust;
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mutable bool m_has_dust;
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};
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class decompose_amount_into_digits_test : public ::testing::Test
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{
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protected:
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chunk_handler_t m_chunk_handler;
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dust_handler_t m_dust_handler;
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};
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}
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TEST_F(decompose_amount_into_digits_test, is_correct_0)
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{
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std::vector<uint64_t> expected_chunks;
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cryptonote::decompose_amount_into_digits(0, 0, m_chunk_handler, m_dust_handler);
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ASSERT_EQ(m_chunk_handler.m_chunks, expected_chunks);
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ASSERT_EQ(m_dust_handler.m_has_dust, false);
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}
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TEST_F(decompose_amount_into_digits_test, is_correct_1)
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{
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std::vector<uint64_t> expected_chunks;
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cryptonote::decompose_amount_into_digits(0, 10, m_chunk_handler, m_dust_handler);
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ASSERT_EQ(m_chunk_handler.m_chunks, expected_chunks);
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ASSERT_EQ(m_dust_handler.m_has_dust, false);
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}
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TEST_F(decompose_amount_into_digits_test, is_correct_2)
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{
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uint64_t expected_chunks_arr[] = {10};
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VEC_FROM_ARR(expected_chunks);
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cryptonote::decompose_amount_into_digits(10, 0, m_chunk_handler, m_dust_handler);
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ASSERT_EQ(m_chunk_handler.m_chunks, expected_chunks);
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ASSERT_EQ(m_dust_handler.m_has_dust, false);
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}
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TEST_F(decompose_amount_into_digits_test, is_correct_3)
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{
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std::vector<uint64_t> expected_chunks;
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uint64_t expected_dust = 10;
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cryptonote::decompose_amount_into_digits(10, 10, m_chunk_handler, m_dust_handler);
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ASSERT_EQ(m_chunk_handler.m_chunks, expected_chunks);
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ASSERT_EQ(m_dust_handler.m_dust, expected_dust);
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}
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TEST_F(decompose_amount_into_digits_test, is_correct_4)
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{
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uint64_t expected_dust = 8100;
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std::vector<uint64_t> expected_chunks;
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cryptonote::decompose_amount_into_digits(8100, 1000000, m_chunk_handler, m_dust_handler);
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ASSERT_EQ(m_chunk_handler.m_chunks, expected_chunks);
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ASSERT_EQ(m_dust_handler.m_dust, expected_dust);
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}
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TEST_F(decompose_amount_into_digits_test, is_correct_5)
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{
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uint64_t expected_chunks_arr[] = {100, 900000, 8000000};
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VEC_FROM_ARR(expected_chunks);
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cryptonote::decompose_amount_into_digits(8900100, 10, m_chunk_handler, m_dust_handler);
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ASSERT_EQ(m_chunk_handler.m_chunks, expected_chunks);
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ASSERT_EQ(m_dust_handler.m_has_dust, false);
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}
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TEST_F(decompose_amount_into_digits_test, is_correct_6)
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{
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uint64_t expected_chunks_arr[] = {900000, 8000000};
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VEC_FROM_ARR(expected_chunks);
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uint64_t expected_dust = 100;
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cryptonote::decompose_amount_into_digits(8900100, 1000, m_chunk_handler, m_dust_handler);
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ASSERT_EQ(m_chunk_handler.m_chunks, expected_chunks);
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ASSERT_EQ(m_dust_handler.m_dust, expected_dust);
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}
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