equality.h

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#ifndef CPPUT_EQUALITY_H_INCLUDED
# define CPPUT_EQUALITY_H_INCLUDED

# include <cpptl/sharedptr.h>

# ifndef CPPUT_NO_DEFAULT_EQUALITY

#  ifdef CPPUT_BOOST_FRIENDLY
namespace boost {
   template<class T> class shared_ptr;
} // namespace boost
#  endif // CPPUT_BOOST_FRIENDLY


namespace CppUT {

   template<class AType, class BType>
   struct EqualityTraits
   {
      static bool equals( const AType &a, const BType &b )
      {
         return a == b;
      }
   };


   struct NoSpecificEqualityTest
   {
   };


   inline NoSpecificEqualityTest isEqual( ... )
   {
      return NoSpecificEqualityTest();
   };


   namespace Impl {
      template<typename AType, typename BType>
      bool testIsEqual( const AType &, const BType &, bool isEqual )
      {
         return isEqual;
      }

      template<typename AType, typename BType>
      bool testIsEqual( const AType &a, const BType &b, NoSpecificEqualityTest )
      {
         return EqualityTraits<AType,BType>::equals( a, b );
      }

   } // namespace Impl

   template<typename AType, typename BType>
   bool equalityTest( const AType &a, const BType &b )
   {
      return Impl::testIsEqual( a, b, isEqual( &a, &b ) );
   }
  

# endif // CPPUT_NO_DEFAULT_STRINGIZE


} // namespace CppUT

#endif // CPPUT_EQUALITY_H_INCLUDED