JVectorize.cc File Reference

Example program to test JLANG::make_array method. More...

#include <iostream>
#include <iomanip>
#include <vector>
#include <limits>
#include "JLang/JVectorize.hh"
#include "Jeep/JParser.hh"
#include "Jeep/JMessage.hh"

Go to the source code of this file.

Functions
int	main (int argc, char **argv)

Detailed Description

Example program to test JLANG::make_array method.

Author

mdejong

Definition in file JVectorize.cc.

Function Documentation

main()

int main	(	int	argc,
		char **	argv )

Definition at line 63 of file JVectorize.cc.

{
  using namespace std;
  using namespace JPP;
 
  int         debug;
 
  try {
 
    JParser<> zap("Example program to test converions of array of objects to array of data members.");
 
    zap['d'] = make_field(debug)            = 3;
 
    zap(argc, argv);
  }
  catch(const exception &error) {
    FATAL(error.what() << endl);
  }
 
 
  vector<__A__> buffer;
 
  int numberOfElements = 5;
 
  for (int i = 0; i != numberOfElements; ++i) {
    buffer.push_back(__A__(i + 1));
  }
 
  if (debug >= debug_t) {
    print(cout, numberOfElements, buffer.data());
    print(cout, numberOfElements, make_array(buffer.begin(), buffer.end(), &__A__::get).data());
    print(cout, numberOfElements, make_array(buffer.begin(), buffer.end(), &__A__::i)  .data());
    cout << "max " << getMaximum(make_array(buffer.begin(), buffer.end(), &__A__::i), numeric_limits<int>::min()) << endl;
    cout << "min " << getMinimum(make_array(buffer.begin(), buffer.end(), &__A__::i), numeric_limits<int>::max()) << endl;
  }
 
  {
    const int* p = make_array(buffer.begin(), buffer.end(), &__A__::get).data();
 
    for (int i = 0; i != numberOfElements; ++i, ++p) {
      ASSERT(buffer[i].get() == *p);
    }
  }
 
  {
    const int* p = make_array(buffer.begin(), buffer.end(), &__A__::i).data();
 
    for (int i = 0; i != numberOfElements; ++i, ++p) {
      ASSERT(buffer[i].i == *p);
    }
  }
  {
    ASSERT(getMaximum(make_array(buffer.begin(), buffer.end(), &__A__::i), numeric_limits<int>::min()) == numberOfElements);
    ASSERT(getMinimum(make_array(buffer.begin(), buffer.end(), &__A__::i), numeric_limits<int>::max()) == 1);
  }
  {
    ASSERT(getCount(make_array(buffer.begin(), buffer.end(), &__A__::i), equal_to<int>()) == (size_t) numberOfElements);
 
    buffer.push_back(__A__(1));
 
    ASSERT(buffer.size() == (size_t) (numberOfElements + 1));
    ASSERT(getCount(make_array(buffer.begin(), buffer.end(), &__A__::i), equal_to<int>()) == (size_t) (numberOfElements));
  }
 
  return 0;
}