Move sp_typeinfo to core; add BOOST_TEST_TRAIT_*; add core::is_same; add more tests using those.

This commit is contained in:
Peter Dimov
2014-06-06 02:34:46 +03:00
parent 658aa6205c
commit f2c658c6a3
11 changed files with 496 additions and 117 deletions

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@@ -0,0 +1,40 @@
#ifndef BOOST_CORE_IS_SAME_HPP_INCLUDED
#define BOOST_CORE_IS_SAME_HPP_INCLUDED
// MS compatible compilers support #pragma once
#if defined(_MSC_VER) && (_MSC_VER >= 1020)
# pragma once
#endif
// is_same<T1,T2>::value is true when T1 == T2
//
// Copyright 2014 Peter Dimov
//
// Distributed under the Boost Software License, Version 1.0.
// See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt
#include <boost/config.hpp>
namespace boost
{
namespace core
{
template< class T1, class T2 > struct is_same
{
BOOST_STATIC_CONSTANT( bool, value = false );
};
template< class T > struct is_same< T, T >
{
BOOST_STATIC_CONSTANT( bool, value = true );
};
} // namespace core
} // namespace boost
#endif // #ifndef BOOST_CORE_IS_SAME_HPP_INCLUDED

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@@ -22,6 +22,7 @@
#include <boost/assert.hpp>
#include <boost/current_function.hpp>
#include <boost/core/no_exceptions_support.hpp>
#include <boost/core/typeinfo.hpp>
#include <iostream>
// IDE's like Visual Studio perform better if output goes to std::cout or
@@ -38,18 +39,20 @@ namespace detail
struct report_errors_reminder
{
bool called_report_errors_function;
report_errors_reminder() : called_report_errors_function(false) {}
~report_errors_reminder()
{
BOOST_ASSERT(called_report_errors_function); // verify report_errors() was called
}
bool called_report_errors_function;
report_errors_reminder() : called_report_errors_function(false) {}
~report_errors_reminder()
{
BOOST_ASSERT(called_report_errors_function); // verify report_errors() was called
}
};
inline report_errors_reminder& report_errors_remind()
{
static report_errors_reminder r;
return r;
static report_errors_reminder r;
return r;
}
inline int & test_errors()
@@ -115,6 +118,25 @@ template<class T, class U> inline void test_ne_impl( char const * expr1, char co
}
}
template< class T > inline void test_trait_impl( char const * trait, void (*)( T ),
bool expected, char const * file, int line, char const * function )
{
if( T::value == expected )
{
}
else
{
BOOST_LIGHTWEIGHT_TEST_OSTREAM
<< file << "(" << line << "): predicate '" << trait << "' ["
<< BOOST_CORE_TYPEID(T).name() << "]"
<< " test failed in function '" << function
<< "' (should have been " << ( expected? "true": "false" ) << ")"
<< std::endl;
++boost::detail::test_errors();
}
}
} // namespace detail
inline int report_errors()
@@ -140,9 +162,12 @@ inline int report_errors()
} // namespace boost
#define BOOST_TEST(expr) ((expr)? (void)0: ::boost::detail::test_failed_impl(#expr, __FILE__, __LINE__, BOOST_CURRENT_FUNCTION))
#define BOOST_ERROR(msg) ::boost::detail::error_impl(msg, __FILE__, __LINE__, BOOST_CURRENT_FUNCTION)
#define BOOST_ERROR(msg) ( ::boost::detail::error_impl(msg, __FILE__, __LINE__, BOOST_CURRENT_FUNCTION) )
#define BOOST_TEST_EQ(expr1,expr2) ( ::boost::detail::test_eq_impl(#expr1, #expr2, __FILE__, __LINE__, BOOST_CURRENT_FUNCTION, expr1, expr2) )
#define BOOST_TEST_NE(expr1,expr2) ( ::boost::detail::test_ne_impl(#expr1, #expr2, __FILE__, __LINE__, BOOST_CURRENT_FUNCTION, expr1, expr2) )
#ifndef BOOST_NO_EXCEPTIONS
#define BOOST_TEST_THROWS( EXPR, EXCEP ) \
try { \
@@ -161,4 +186,7 @@ inline int report_errors()
#define BOOST_TEST_THROWS( EXPR, EXCEP )
#endif
#define BOOST_TEST_TRAIT_TRUE(type) ( ::boost::detail::test_trait_impl(#type, (void(*)type)0, true, __FILE__, __LINE__, BOOST_CURRENT_FUNCTION) )
#define BOOST_TEST_TRAIT_FALSE(type) ( ::boost::detail::test_trait_impl(#type, (void(*)type)0, false, __FILE__, __LINE__, BOOST_CURRENT_FUNCTION) )
#endif // #ifndef BOOST_CORE_LIGHTWEIGHT_TEST_HPP

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@@ -0,0 +1,140 @@
#ifndef BOOST_CORE_TYPEINFO_HPP_INCLUDED
#define BOOST_CORE_TYPEINFO_HPP_INCLUDED
// MS compatible compilers support #pragma once
#if defined(_MSC_VER) && (_MSC_VER >= 1020)
# pragma once
#endif
// core::typeinfo, BOOST_CORE_TYPEID
//
// Copyright 2007, 2014 Peter Dimov
//
// Distributed under the Boost Software License, Version 1.0.
// See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
#include <boost/config.hpp>
#if defined( BOOST_NO_TYPEID )
#include <boost/current_function.hpp>
#include <functional>
namespace boost
{
namespace core
{
class typeinfo
{
private:
typeinfo( typeinfo const& );
typeinfo& operator=( typeinfo const& );
char const * name_;
public:
explicit typeinfo( char const * name ): name_( name )
{
}
bool operator==( typeinfo const& rhs ) const
{
return this == &rhs;
}
bool operator!=( typeinfo const& rhs ) const
{
return this != &rhs;
}
bool before( typeinfo const& rhs ) const
{
return std::less< typeinfo const* >()( this, &rhs );
}
char const* name() const
{
return name_;
}
};
} // namespace core
namespace detail
{
template<class T> struct core_typeid_
{
static boost::core::typeinfo ti_;
static char const * name()
{
return BOOST_CURRENT_FUNCTION;
}
};
#if defined(__SUNPRO_CC)
// see #4199, the Sun Studio compiler gets confused about static initialization
// constructor arguments. But an assignment works just fine.
template<class T> boost::core::typeinfo core_typeid_< T >::ti_ = core_typeid_< T >::name();
#else
template<class T> boost::core::typeinfo core_typeid_< T >::ti_(core_typeid_< T >::name());
#endif
template<class T> struct core_typeid_< T & >: core_typeid_< T >
{
};
template<class T> struct core_typeid_< T const >: core_typeid_< T >
{
};
template<class T> struct core_typeid_< T volatile >: core_typeid_< T >
{
};
template<class T> struct core_typeid_< T const volatile >: core_typeid_< T >
{
};
} // namespace detail
} // namespace boost
#define BOOST_CORE_TYPEID(T) (boost::detail::core_typeid_<T>::ti_)
#else
#include <typeinfo>
namespace boost
{
namespace core
{
#if defined( BOOST_NO_STD_TYPEINFO )
typedef ::type_info typeinfo;
#else
typedef std::type_info typeinfo;
#endif
} // namespace core
} // namespace boost
#define BOOST_CORE_TYPEID(T) typeid(T)
#endif
#endif // #ifndef BOOST_CORE_TYPEINFO_HPP_INCLUDED