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// Copyright 2024 Peter Dimov
// Distributed under the Boost Software License, Version 1.0.
// https://www.boost.org/LICENSE_1_0.txt
#include <boost/hash2/detail/write.hpp>
#include <boost/core/lightweight_test.hpp>
#include <array>
int main()
{
using namespace boost::hash2;
{
unsigned char w[ 1 ] = {};
detail::write( static_cast<std::int8_t>( 0x01 ), endian::little, w );
BOOST_TEST_EQ( w[ 0 ], 0x01 );
}
{
unsigned char w[ 1 ] = {};
detail::write( static_cast<std::int8_t>( 0x01 ), endian::big, w );
BOOST_TEST_EQ( w[ 0 ], 0x01 );
}
{
unsigned char w[ 2 ] = {};
detail::write( static_cast<std::int16_t>( 0x0102 ), endian::little, w );
BOOST_TEST_EQ( w[ 0 ], 0x02 );
BOOST_TEST_EQ( w[ 1 ], 0x01 );
}
{
unsigned char w[ 2 ] = {};
detail::write( static_cast<std::int16_t>( 0x0102 ), endian::big, w );
BOOST_TEST_EQ( w[ 0 ], 0x01 );
BOOST_TEST_EQ( w[ 1 ], 0x02 );
}
{
unsigned char w[ 4 ] = {};
detail::write( static_cast<std::int32_t>( 0x01020304 ), endian::little, w );
BOOST_TEST_EQ( w[ 0 ], 0x04 );
BOOST_TEST_EQ( w[ 1 ], 0x03 );
BOOST_TEST_EQ( w[ 2 ], 0x02 );
BOOST_TEST_EQ( w[ 3 ], 0x01 );
}
{
unsigned char w[ 4 ] = {};
detail::write( static_cast<std::int32_t>( 0x01020304 ), endian::big, w );
BOOST_TEST_EQ( w[ 0 ], 0x01 );
BOOST_TEST_EQ( w[ 1 ], 0x02 );
BOOST_TEST_EQ( w[ 2 ], 0x03 );
BOOST_TEST_EQ( w[ 3 ], 0x04 );
}
{
unsigned char w[ 8 ] = {};
detail::write( static_cast<std::int64_t>( 0x0102030405060708 ), endian::little, w );
BOOST_TEST_EQ( w[ 0 ], 0x08 );
BOOST_TEST_EQ( w[ 1 ], 0x07 );
BOOST_TEST_EQ( w[ 2 ], 0x06 );
BOOST_TEST_EQ( w[ 3 ], 0x05 );
BOOST_TEST_EQ( w[ 4 ], 0x04 );
BOOST_TEST_EQ( w[ 5 ], 0x03 );
BOOST_TEST_EQ( w[ 6 ], 0x02 );
BOOST_TEST_EQ( w[ 7 ], 0x01 );
}
{
unsigned char w[ 8 ] = {};
detail::write( static_cast<std::int64_t>( 0x0102030405060708 ), endian::big, w );
BOOST_TEST_EQ( w[ 0 ], 0x01 );
BOOST_TEST_EQ( w[ 1 ], 0x02 );
BOOST_TEST_EQ( w[ 2 ], 0x03 );
BOOST_TEST_EQ( w[ 3 ], 0x04 );
BOOST_TEST_EQ( w[ 4 ], 0x05 );
BOOST_TEST_EQ( w[ 5 ], 0x06 );
BOOST_TEST_EQ( w[ 6 ], 0x07 );
BOOST_TEST_EQ( w[ 7 ], 0x08 );
}
return boost::report_errors();
}
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