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46 lines
2.4 KiB
C++
46 lines
2.4 KiB
C++
// Copyright 2017, 2024 Peter Dimov
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// Distributed under the Boost Software License, Version 1.0.
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// https://www.boost.org/LICENSE_1_0.txt
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#include <boost/hash2/hash_append.hpp>
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#include <boost/hash2/fnv1a.hpp>
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#include <boost/core/lightweight_test.hpp>
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#include <array>
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#include <tuple>
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template<class Hash, class Flavor, class T1, class T2> void test( T1 const& t1, T2 const& t2 )
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{
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Flavor f;
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Hash h1;
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boost::hash2::hash_append( h1, f, t1 );
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Hash h2;
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boost::hash2::hash_append( h2, f, t2 );
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BOOST_TEST_EQ( h1.result(), h2.result() );
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}
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int main()
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{
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using namespace boost::hash2;
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test<fnv1a_32, default_flavor>( std::tuple<>(), std::array<char, 0>() );
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test<fnv1a_32, default_flavor>( std::tuple<char>( '\x01' ), std::array<char, 1>{{ '\x01' }} );
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test<fnv1a_32, default_flavor>( std::tuple<char, char>( '\x01', '\x02' ), std::array<char, 2>{{ '\x01', '\x02' }} );
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test<fnv1a_32, default_flavor>( std::tuple<char, char, char>( '\x01', '\x02', '\x03' ), std::array<char, 3>{{ '\x01', '\x02', '\x03' }} );
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test<fnv1a_32, default_flavor>( std::tuple<char, char, char, char>( '\x01', '\x02', '\x03', '\x04' ), std::array<char, 4>{{ '\x01', '\x02', '\x03', '\x04' }} );
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test<fnv1a_32, default_flavor>( std::tuple<char, char, char, char, char>( '\x01', '\x02', '\x03', '\x04', '\x05' ), std::array<char, 5>{{ '\x01', '\x02', '\x03', '\x04', '\x05' }} );
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test<fnv1a_32, default_flavor>( std::tuple<char, char, char, char, char, char>( '\x01', '\x02', '\x03', '\x04', '\x05', '\x06' ), std::array<char, 6>{{ '\x01', '\x02', '\x03', '\x04', '\x05', '\x06' }} );
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test<fnv1a_32, little_endian_flavor>( std::tuple<>(), std::array<int, 0>() );
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test<fnv1a_32, little_endian_flavor>( std::tuple<int>( 1 ), std::array<int, 1>{{ 1 }} );
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test<fnv1a_32, little_endian_flavor>( std::tuple<int, int>( 1, 2 ), std::array<int, 2>{{ 1, 2 }} );
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test<fnv1a_32, little_endian_flavor>( std::tuple<int, int, int>( 1, 2, 3 ), std::array<int, 3>{{ 1, 2, 3 }} );
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test<fnv1a_32, little_endian_flavor>( std::tuple<int, int, int, int>( 1, 2, 3, 4 ), std::array<int, 4>{{ 1, 2, 3, 4 }} );
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test<fnv1a_32, little_endian_flavor>( std::tuple<int, int, int, int, int>( 1, 2, 3, 4, 5 ), std::array<int, 5>{{ 1, 2, 3, 4, 5 }} );
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test<fnv1a_32, little_endian_flavor>( std::tuple<int, int, int, int, int, int>( 1, 2, 3, 4, 5, 6 ), std::array<int, 6>{{ 1, 2, 3, 4, 5, 6 }} );
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return boost::report_errors();
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}
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