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Add more constexpr tests

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Peter Dimov
2018-01-22 19:43:28 +02:00
parent 9f5272fa61
commit a413220f8d
1 changed files with 28 additions and 0 deletions
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28
test/constexpr_test.cpp
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@ -6,6 +6,8 @@
#include <boost/core/lightweight_test.hpp> #include <boost/core/lightweight_test.hpp>
#include <boost/config/pragma_message.hpp> #include <boost/config/pragma_message.hpp>
#include <boost/static_assert.hpp> #include <boost/static_assert.hpp>
#include <boost/config.hpp>
#include <boost/config/workaround.hpp>
#if !defined(BOOST_SYSTEM_HAS_CONSTEXPR) #if !defined(BOOST_SYSTEM_HAS_CONSTEXPR)
@ -20,11 +22,34 @@ constexpr error_code e1( 1, system_category() );
BOOST_STATIC_ASSERT( e1.value() == 1 ); BOOST_STATIC_ASSERT( e1.value() == 1 );
BOOST_STATIC_ASSERT( e1.category() == system_category() ); BOOST_STATIC_ASSERT( e1.category() == system_category() );
BOOST_STATIC_ASSERT( e1 );
BOOST_STATIC_ASSERT( e1 == e1 );
constexpr error_code e2( 2, generic_category() ); constexpr error_code e2( 2, generic_category() );
BOOST_STATIC_ASSERT( e2.value() == 2 ); BOOST_STATIC_ASSERT( e2.value() == 2 );
BOOST_STATIC_ASSERT( e2.category() == generic_category() ); BOOST_STATIC_ASSERT( e2.category() == generic_category() );
BOOST_STATIC_ASSERT( e2 );
BOOST_STATIC_ASSERT( e2 == e2 );
#if !BOOST_WORKAROUND(BOOST_GCC, < 80000)
BOOST_STATIC_ASSERT( e1 != e2 );
#endif
constexpr error_code e3;
BOOST_STATIC_ASSERT( e3.value() == 0 );
BOOST_STATIC_ASSERT( e3.category() == system_category() );
BOOST_STATIC_ASSERT( !e3 );
BOOST_STATIC_ASSERT( e3 == e3 );
#if !BOOST_WORKAROUND(BOOST_GCC, < 80000)
BOOST_STATIC_ASSERT( e1 != e3 );
#endif
int main() int main()
{ {
@ -34,6 +59,9 @@ int main()
error_code e2_( 2, generic_category() ); error_code e2_( 2, generic_category() );
BOOST_TEST_EQ( e2, e2_ ); BOOST_TEST_EQ( e2, e2_ );
error_code e3_;
BOOST_TEST_EQ( e3, e3_ );
return boost::report_errors(); return boost::report_errors();
} }