/*****************************************************************************
   file         : $Id: test_unicode.cpp,v 1.7 2006/10/02 15:24:40 nils Exp $
   description  :
   ------------------------------------------------------------------------

   copyright    : (C) 2006 by Nils Springob, Aachen, GERMANY
   email        : nils.springob@nicai-systems.de
   project      : nicai-systems library

 *****************************************************************************/

//#define WITH_ENCODINGS

#include "unicode.h"
#include <iostream>
#include <vector>

#ifdef WITH_ENCODINGS
# include "encodings.h"
#endif

using namespace nicai;

template <class UNISTR>
void test()
{
  UNISTR a;
  a = utf8_string("German umlauts: ");
  a += 0x00E4; // a umlaut
  a += ',';
  a += 0x00F6; // o umlaut
  a += ',';
  a += 0x00FC; // u umlaut

  utf8_string u8(a);
  utf16_string u16(a);
  utf32_string u32(a);

  UNISTR b;
  b = u8;
  b = u16;
  b = u32;

  assert(b==u8);
  assert(b==u16);
  assert(b==u32);

  std::copy(a.begin(), a.end(), std::ostream_iterator<utf32_char>(std::cout, ", "));
  std::cout << std::endl;

  a+=b;
  assert(a==b+b);

  std::cout << "utf8: ";
  std::cout << unicode_string<utf8_traits>(b).raw() << std::endl;
#ifdef WITH_ENCODINGS
  std::cout << "windows_1252: ";
  std::cout << unicode_string<windows_1252_traits>(b).raw() << std::endl;
  std::cout << "cp437: ";
  std::cout << unicode_string<cp437_traits>(b).raw() << std::endl;
#endif

  // find and replace:
  a=utf8_string("a simple test!");
  typename UNISTR::iterator it = a.find(utf8_string("simple"));
  a.replace(it, 6, utf8_string("nice"));
  std::cout << utf8_string(a).raw() << std::endl;


  // sorting:
  std::vector<UNISTR> data;
  data.push_back(utf8_string("alpha"));
  data.push_back(utf8_string("betha"));
  data.push_back(utf8_string("alef"));
  data.push_back(utf8_string("alphabet"));
  std::sort(data.begin(), data.end());

  assert(data[0]==utf8_string("alef"));
  assert(data[1]==utf8_string("alpha"));
  assert(data[2]==utf8_string("alphabet"));
  assert(data[3]==utf8_string("betha"));

}



int main (int argc, char * argv [])
{
  std::cout << "testing utf8:" << std::endl;
  test<utf8_string>();
  std::cout << std::endl << "testing utf16:" << std::endl;
  test<utf16_string>();
  std::cout << std::endl << "testing utf32:" << std::endl;
  test<utf32_string>();

#ifdef WITH_ENCODINGS
  typedef unicode_string<latin1_traits> latin1_string;
  std::cout << std::endl << "testing latin1:" << std::endl;
  test<latin1_string>();

  typedef unicode_string<windows_1252_traits> windows_1252_string;
  std::cout << std::endl << "testing windows_1252:" << std::endl;
  test<windows_1252_string>();

  typedef unicode_string<cp437_traits> cp437_string;
  std::cout << std::endl << "testing cp437:" << std::endl;
  test<cp437_string>();
#endif

}