forked from boostorg/endian
Add endian_load_test
This commit is contained in:
Peter Dimov
@ -55,3 +55,6 @@ compile spirit_conflict_test.cpp
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run endian_reverse_test.cpp ;
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run endian_reverse_test.cpp : : : <define>BOOST_ENDIAN_NO_INTRINSICS : endian_reverse_test_ni ;
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run endian_load_test.cpp ;
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run endian_load_test.cpp : : : <define>BOOST_ENDIAN_NO_INTRINSICS : endian_load_test_ni ;
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123
test/endian_load_test.cpp
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123
test/endian_load_test.cpp
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@ -0,0 +1,123 @@
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// Copyright 2019 Peter Dimov
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//
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// Distributed under the Boost Software License, Version 1.0.
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// http://www.boost.org/LICENSE_1_0.txt
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#if defined(_MSC_VER)
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# pragma warning( disable: 4309 ) // static_cast: truncation of constant value
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#endif
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#include <boost/endian/detail/endian_load.hpp>
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#include <boost/core/lightweight_test.hpp>
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#include <boost/config.hpp>
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#include <boost/cstdint.hpp>
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#include <cstddef>
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int main()
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{
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{
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unsigned char v[] = { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08 };
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::int8_t, 1, boost::endian::order::little>( v )), 0x01 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::uint8_t, 1, boost::endian::order::little>( v )), 0x01 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::int8_t, 1, boost::endian::order::big>( v )), 0x01 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::uint8_t, 1, boost::endian::order::big>( v )), 0x01 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::int16_t, 2, boost::endian::order::little>( v )), 0x0201 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::uint16_t, 2, boost::endian::order::little>( v )), 0x0201 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::int16_t, 2, boost::endian::order::big>( v )), 0x0102 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::uint16_t, 2, boost::endian::order::big>( v )), 0x0102 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::int32_t, 3, boost::endian::order::little>( v )), 0x030201 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::uint32_t, 3, boost::endian::order::little>( v )), 0x030201 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::int32_t, 3, boost::endian::order::big>( v )), 0x010203 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::uint32_t, 3, boost::endian::order::big>( v )), 0x010203 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::int32_t, 4, boost::endian::order::little>( v )), 0x04030201 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::uint32_t, 4, boost::endian::order::little>( v )), 0x04030201 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::int32_t, 4, boost::endian::order::big>( v )), 0x01020304 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::uint32_t, 4, boost::endian::order::big>( v )), 0x01020304 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::int64_t, 5, boost::endian::order::little>( v )), 0x0504030201 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::uint64_t, 5, boost::endian::order::little>( v )), 0x0504030201 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::int64_t, 5, boost::endian::order::big>( v )), 0x0102030405 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::uint64_t, 5, boost::endian::order::big>( v )), 0x0102030405 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::int64_t, 6, boost::endian::order::little>( v )), 0x060504030201 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::uint64_t, 6, boost::endian::order::little>( v )), 0x060504030201 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::int64_t, 6, boost::endian::order::big>( v )), 0x010203040506 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::uint64_t, 6, boost::endian::order::big>( v )), 0x010203040506 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::int64_t, 7, boost::endian::order::little>( v )), 0x07060504030201 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::uint64_t, 7, boost::endian::order::little>( v )), 0x07060504030201 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::int64_t, 7, boost::endian::order::big>( v )), 0x01020304050607 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::uint64_t, 7, boost::endian::order::big>( v )), 0x01020304050607 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::int64_t, 8, boost::endian::order::little>( v )), 0x0807060504030201 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::uint64_t, 8, boost::endian::order::little>( v )), 0x0807060504030201 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::int64_t, 8, boost::endian::order::big>( v )), 0x0102030405060708 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::uint64_t, 8, boost::endian::order::big>( v )), 0x0102030405060708 );
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}
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{
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unsigned char v[] = { 0xF1, 0xF2, 0xF3, 0xF4, 0xF5, 0xF6, 0xF7, 0xF8 };
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::int8_t, 1, boost::endian::order::little>( v )), -15 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::uint8_t, 1, boost::endian::order::little>( v )), 0xF1 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::int8_t, 1, boost::endian::order::big>( v )), -15 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::uint8_t, 1, boost::endian::order::big>( v )), 0xF1 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::int16_t, 2, boost::endian::order::little>( v )), -3343 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::uint16_t, 2, boost::endian::order::little>( v )), 0xF2F1 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::int16_t, 2, boost::endian::order::big>( v )), -3598 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::uint16_t, 2, boost::endian::order::big>( v )), 0xF1F2 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::int32_t, 3, boost::endian::order::little>( v )), -789775 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::uint32_t, 3, boost::endian::order::little>( v )), 0xF3F2F1 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::int32_t, 3, boost::endian::order::big>( v )), -920845 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::uint32_t, 3, boost::endian::order::big>( v )), 0xF1F2F3 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::int32_t, 4, boost::endian::order::little>( v )), 0xF4F3F2F1 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::uint32_t, 4, boost::endian::order::little>( v )), 0xF4F3F2F1 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::int32_t, 4, boost::endian::order::big>( v )), 0xF1F2F3F4 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::uint32_t, 4, boost::endian::order::big>( v )), 0xF1F2F3F4 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::int64_t, 5, boost::endian::order::little>( v )), -43135012111 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::uint64_t, 5, boost::endian::order::little>( v )), 0xF5F4F3F2F1 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::int64_t, 5, boost::endian::order::big>( v )), -60348435211 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::uint64_t, 5, boost::endian::order::big>( v )), 0xF1F2F3F4F5 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::int64_t, 6, boost::endian::order::little>( v )), -9938739662095 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::uint64_t, 6, boost::endian::order::little>( v )), 0xF6F5F4F3F2F1 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::int64_t, 6, boost::endian::order::big>( v )), -15449199413770 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::uint64_t, 6, boost::endian::order::big>( v )), 0xF1F2F3F4F5F6 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::int64_t, 7, boost::endian::order::little>( v )), -2261738553347343 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::uint64_t, 7, boost::endian::order::little>( v )), 0xF7F6F5F4F3F2F1 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::int64_t, 7, boost::endian::order::big>( v )), -3954995049924873 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::uint64_t, 7, boost::endian::order::big>( v )), 0xF1F2F3F4F5F6F7 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::int64_t, 8, boost::endian::order::little>( v )), 0xF8F7F6F5F4F3F2F1 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::uint64_t, 8, boost::endian::order::little>( v )), 0xF8F7F6F5F4F3F2F1 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::int64_t, 8, boost::endian::order::big>( v )), 0xF1F2F3F4F5F6F7F8 );
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BOOST_TEST_EQ( (boost::endian::endian_load<boost::uint64_t, 8, boost::endian::order::big>( v )), 0xF1F2F3F4F5F6F7F8 );
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}
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return boost::report_errors();
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}
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