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Add endian_arithmetic_test

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Peter Dimov
2019-04-28 00:58:51 +03:00
parent 630e09942b
commit c59eb627ad
2 changed files with 147 additions and 0 deletions
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3
test/Jamfile.v2
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@ -65,3 +65,6 @@ run endian_store_test.cpp : : : <define>BOOST_ENDIAN_NO_INTRINSICS : endian_stor
run endian_ld_st_roundtrip_test.cpp ;
run endian_ld_st_roundtrip_test.cpp : : : <define>BOOST_ENDIAN_NO_INTRINSICS : endian_ld_st_roundtrip_test_ni ;
run endian_arithmetic_test.cpp ;
run endian_arithmetic_test.cpp : : : <define>BOOST_ENDIAN_NO_INTRINSICS : endian_arithmetic_test_ni ;

144
test/endian_arithmetic_test.cpp Normal file
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@ -0,0 +1,144 @@
// Copyright 2019 Peter Dimov
//
// Distributed under the Boost Software License, Version 1.0.
// http://www.boost.org/LICENSE_1_0.txt
#include <boost/endian/arithmetic.hpp>
#include <boost/core/lightweight_test.hpp>
#include <boost/config.hpp>
#include <boost/cstdint.hpp>
#include <cstddef>
template<BOOST_SCOPED_ENUM(boost::endian::order) Order, BOOST_SCOPED_ENUM(boost::endian::align) Align, class T> void test_( T const& x )
{
boost::endian::endian_arithmetic<Order, T, sizeof(T) * 8, Align> y( x );
BOOST_TEST_EQ( +x, +y );
BOOST_TEST_EQ( x + x, y + y );
BOOST_TEST_EQ( x - x, y - y );
BOOST_TEST_EQ( x * x, y * y );
BOOST_TEST_EQ( x / x, y / y );
BOOST_TEST_EQ( x % x, y % y );
BOOST_TEST_EQ( x & x, y & y );
BOOST_TEST_EQ( x | x, y | y );
BOOST_TEST_EQ( x ^ x, y ^ y );
BOOST_TEST_EQ( x << 1, y << 1 );
BOOST_TEST_EQ( x >> 1, y >> 1 );
{
T x2( x );
boost::endian::endian_arithmetic<Order, T, sizeof(T) * 8, Align> y2( y );
BOOST_TEST_EQ( x2 += x, y2 += y );
}
{
T x2( x );
boost::endian::endian_arithmetic<Order, T, sizeof(T) * 8, Align> y2( y );
BOOST_TEST_EQ( x2 -= x, y2 -= y );
}
{
T x2( x );
boost::endian::endian_arithmetic<Order, T, sizeof(T) * 8, Align> y2( y );
BOOST_TEST_EQ( x2 *= x, y2 *= y );
}
{
T x2( x );
boost::endian::endian_arithmetic<Order, T, sizeof(T) * 8, Align> y2( y );
BOOST_TEST_EQ( x2 /= x, y2 /= y );
}
{
T x2( x );
boost::endian::endian_arithmetic<Order, T, sizeof(T) * 8, Align> y2( y );
BOOST_TEST_EQ( x2 %= x, y2 %= y );
}
{
T x2( x );
boost::endian::endian_arithmetic<Order, T, sizeof(T) * 8, Align> y2( y );
BOOST_TEST_EQ( x2 &= x, y2 &= y );
}
{
T x2( x );
boost::endian::endian_arithmetic<Order, T, sizeof(T) * 8, Align> y2( y );
BOOST_TEST_EQ( x2 |= x, y2 |= y );
}
{
T x2( x );
boost::endian::endian_arithmetic<Order, T, sizeof(T) * 8, Align> y2( y );
BOOST_TEST_EQ( x2 ^= x, y2 ^= y );
}
{
T x2( x );
boost::endian::endian_arithmetic<Order, T, sizeof(T) * 8, Align> y2( y );
BOOST_TEST_EQ( x2 <<= 1, y2 <<= 1 );
}
{
T x2( x );
boost::endian::endian_arithmetic<Order, T, sizeof(T) * 8, Align> y2( y );
BOOST_TEST_EQ( x2 >>= 1, y2 >>= 1 );
}
{
T x2( x );
boost::endian::endian_arithmetic<Order, T, sizeof(T) * 8, Align> y2( y );
BOOST_TEST_EQ( ++x2, ++y2 );
}
{
T x2( x );
boost::endian::endian_arithmetic<Order, T, sizeof(T) * 8, Align> y2( y );
BOOST_TEST_EQ( --x2, --y2 );
}
{
T x2( x );
boost::endian::endian_arithmetic<Order, T, sizeof(T) * 8, Align> y2( y );
BOOST_TEST_EQ( x2++, y2++ );
}
{
T x2( x );
boost::endian::endian_arithmetic<Order, T, sizeof(T) * 8, Align> y2( y );
BOOST_TEST_EQ( x2--, y2-- );
}
}
template<class T> void test( T const& x )
{
test_<boost::endian::order::little, boost::endian::align::no>( x );
test_<boost::endian::order::little, boost::endian::align::yes>( x );
test_<boost::endian::order::big, boost::endian::align::no>( x );
test_<boost::endian::order::big, boost::endian::align::yes>( x );
}
int main()
{
test( 0x01020304 );
return boost::report_errors();
}