testInteger.cpp

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#include <iostream>
#include <string>
#include "DGtal/base/Common.h"
#include "DGtal/kernel/CInteger.h"
#include "DGtal/kernel/CUnsignedNumber.h"
 
using namespace std;
using namespace DGtal;
 
// Functions for testing class Integer.
 
bool testInteger()
{
  trace.beginBlock ( "Checking CInteger models ..." );
  BOOST_CONCEPT_ASSERT(( concepts::CInteger<int> ));
  BOOST_CONCEPT_ASSERT(( concepts::CInteger<DGtal::int16_t> ));
 
  trace.info() << "  - max int16 = " << NumberTraits<DGtal::int16_t>::max()
         << std::endl;
  trace.info() << "  - min int16 = " << NumberTraits<DGtal::int16_t>::min()
         << std::endl;
  trace.info() << "  - max int32 = " << NumberTraits<DGtal::int32_t>::max()
         << std::endl;
  trace.info() << "  - min int32 = " << NumberTraits<DGtal::int32_t>::min()
         << std::endl;
  trace.info() << "  - max int64 = " << NumberTraits<DGtal::int64_t>::max()
         << std::endl;
  trace.info() << "  - min int64 = " << NumberTraits<DGtal::int64_t>::min()
         << std::endl;
  trace.info() << "  - max uint16 = " << NumberTraits<DGtal::uint16_t>::max()
         << std::endl;
  trace.info() << "  - min uint16 = " << NumberTraits<DGtal::uint16_t>::min()
         << std::endl;
  trace.info() << "  - max uint32 = " << NumberTraits<DGtal::uint32_t>::max()
         << std::endl;
  trace.info() << "  - min uint32 = " << NumberTraits<DGtal::uint32_t>::min()
         << std::endl;
  trace.info() << "  - max uint64 = " << NumberTraits<DGtal::uint64_t>::max()
         << std::endl;
  trace.info() << "  - min uint64 = " << NumberTraits<DGtal::uint64_t>::min()
         << std::endl;
 
  trace.endBlock();
 
  trace.beginBlock ( "Checking CUnsignedInteger models ..." );
  BOOST_CONCEPT_ASSERT(( concepts::CUnsignedNumber<unsigned int> ));
  trace.endBlock();
 
  trace.beginBlock ( "Checking NumberTraits on  built-in OS dependent types ..." );
  trace.warning() << "If digits() returns 0, the type is not considered in specilizations"<<endl;
  trace.info() << "  - digits int = " << NumberTraits<int>::digits()<< std::endl;
  trace.info() << "  - digits unsigned int = " << NumberTraits<unsigned int>::digits()<< std::endl;
  trace.info() << "  - digits long int = " << NumberTraits<long int>::digits()<< std::endl;
   trace.endBlock();
  return true;
}
 
// Standard services - public :
 
int main( int argc, char** argv )
{
  trace.beginBlock ( "Testing class Integer" );
  trace.info() << "Args:";
  for ( int i = 0; i < argc; ++i )
    trace.info() << " " << argv[ i ];
  trace.info() << endl;
 
  bool res = testInteger(); // && ... other tests
  trace.emphase() << ( res ? "Passed." : "Error." ) << endl;
  trace.endBlock();
  return res ? 0 : 1;
}
//                                                                           //