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Add array_access_test_cx.cpp

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Peter Dimov
2025-01-25 20:09:17 +02:00
parent f155831795
commit c06cadc04f
2 changed files with 47 additions and 0 deletions
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1
test/Jamfile.v2
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@ -54,6 +54,7 @@ compile array_copy_test_cx.cpp ;
compile array_data_test_cx.cpp ;
compile array_iterator_test_cx.cpp ;
compile array_size_test_cx.cpp ;
compile array_access_test_cx.cpp ;
#

46
test/array_access_test_cx.cpp Normal file
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@ -0,0 +1,46 @@
// Copyright 2025 Peter Dimov
// Distributed under the Boost Software License, Version 1.0.
// https://www.boost.org/LICENSE_1_0.txt)
#include <boost/array.hpp>
#include <boost/config.hpp>
#include <boost/config/pragma_message.hpp>
#include <boost/config/workaround.hpp>
#include <cstddef>
#if defined(BOOST_NO_CXX11_CONSTEXPR)
BOOST_PRAGMA_MESSAGE("Test skipped because BOOST_NO_CXX11_CONSTEXPR is defined")
#elif BOOST_WORKAROUND(BOOST_MSVC, < 1910)
BOOST_PRAGMA_MESSAGE("Test skipped because BOOST_MSVC < 1910")
#else
#define STATIC_ASSERT(...) static_assert(__VA_ARGS__, #__VA_ARGS__)
template<class T> void test()
{
constexpr boost::array<T, 4> a = {{}};
STATIC_ASSERT( &a[ 0 ] == a.data() + 0 );
STATIC_ASSERT( &a[ 1 ] == a.data() + 1 );
STATIC_ASSERT( &a[ 2 ] == a.data() + 2 );
STATIC_ASSERT( &a[ 3 ] == a.data() + 3 );
STATIC_ASSERT( &a.at( 0 ) == a.data() + 0 );
STATIC_ASSERT( &a.at( 1 ) == a.data() + 1 );
STATIC_ASSERT( &a.at( 2 ) == a.data() + 2 );
STATIC_ASSERT( &a.at( 3 ) == a.data() + 3 );
STATIC_ASSERT( &a.front() == a.data() );
STATIC_ASSERT( &a.back() == a.data() + 3 );
}
int main()
{
test<int>();
}
#endif