/*=========================================================================

  Library:   CTK

  Copyright (c) Kitware Inc.

  Licensed under the Apache License, Version 2.0 (the "License");
  you may not use this file except in compliance with the License.
  You may obtain a copy of the License at

      http://www.apache.org/licenses/LICENSE-2.0.txt

  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License.

=========================================================================*/

// Qt includes
#include <QStringList>

// CTK includes
#include "ctkUtils.h"

// STD includes
#include <cstdlib>
#include <iostream>
#include <string>
#include <vector>

//-----------------------------------------------------------------------------
int ctkUtilsTest1(int argc, char * argv [] )
{
  Q_UNUSED(argc);
  Q_UNUSED(argv);  

  // Test qListToSTLVector(const QStringList& list, std::vector<char*>& vector)
  
  QStringList inputStringList;
  inputStringList << "Testing";
  inputStringList << " is ";
  inputStringList << "awesome !";

  std::vector<char*> outputCharVector;
  
  ctk::qListToSTLVector(inputStringList, outputCharVector);

  if (outputCharVector.size() != 3)
    {
    std::cerr << "Error in qListToSTLVector(const QStringList&, std::vector<char*>&)" << std::endl
              << "outputCharVector should contains 3 elements." << std::endl;
    return EXIT_FAILURE;
    }
  
  if ((strcmp(outputCharVector[0], "Testing") != 0) ||
      (strcmp(outputCharVector[1], " is ") != 0) ||
      (strcmp(outputCharVector[2], "awesome !") != 0))
    {
    std::cerr << "Error in qListToSTLVector(const QStringList&, std::vector<char*>&)" << std::endl
              << "Content of outputCharVector is incorrect" << std::endl
              << "inputStringList[0] => [" << qPrintable(inputStringList[0]) << "]" << std::endl
              << "inputStringList[1] => [" << qPrintable(inputStringList[1]) << "]" << std::endl
              << "inputStringList[2] => [" << qPrintable(inputStringList[2]) << "]" << std::endl
              << "outputCharVector[0] => [" << outputCharVector[0] << "]" << std::endl
              << "outputCharVector[1] => [" << outputCharVector[1] << "]" << std::endl
              << "outputCharVector[2] => [" << outputCharVector[2] << "]" << std::endl;
    return EXIT_FAILURE;
    }

  delete [] outputCharVector[0];
  delete [] outputCharVector[1];
  delete [] outputCharVector[2]; 

  
  
  // Test qListToSTLVector(const QStringList& list, std::vector<std::string>& vector)

  std::vector<std::string> outputStringVector;

  ctk::qListToSTLVector(inputStringList, outputStringVector);

  if (outputStringVector.size() != 3)
    {
    std::cerr << "Error in qListToSTLVector(const QStringList&, std::vector<std::string>&)" << std::endl
              << "outputStringVector should contains 3 elements." << std::endl;
    return EXIT_FAILURE;
    }  

  if ((outputStringVector[0].compare("Testing") != 0) ||
      (outputStringVector[1].compare(" is ") != 0) ||
      (outputStringVector[2].compare("awesome !") != 0))
    {
    std::cerr << "Error in qListToSTLVector(const QStringList&, std::vector<std::string>&)" << std::endl
              << "Content of outputStringVector is incorrect" << std::endl
              << "inputStringList[0] => [" << qPrintable(inputStringList[0]) << "]" << std::endl
              << "inputStringList[1] => [" << qPrintable(inputStringList[1]) << "]" << std::endl
              << "inputStringList[2] => [" << qPrintable(inputStringList[2]) << "]" << std::endl
              << "outputStringVector[0] => [" << outputStringVector[0] << "]" << std::endl
              << "outputStringVector[1] => [" << outputStringVector[1] << "]" << std::endl
              << "outputStringVector[2] => [" << outputStringVector[2] << "]" << std::endl;
    return EXIT_FAILURE;
    }


  // Test stlVectorToQList(const std::vector<std::string>& vector, QStringList& list)
  
  std::vector<std::string> inputStringVector;
  inputStringVector.push_back("Testing");
  inputStringVector.push_back(" is ");
  inputStringVector.push_back("awesome !");

  QStringList ouputStringList;

  ctk::stlVectorToQList(inputStringVector, ouputStringList);

  if (ouputStringList.size() != 3)
    {
    std::cerr << "Error in stlVectorToQList(const std::vector<std::string>&, QStringList&)" << std::endl
              << "ouputStringList should contains 3 elements." << std::endl;
    return EXIT_FAILURE;
    }
    
  if ((ouputStringList[0] != QLatin1String("Testing")) ||
      (ouputStringList[1] != QLatin1String(" is ")) ||
      (ouputStringList[2] != QLatin1String("awesome !")))
    {
    std::cerr << "Error in stlVectorToQList(const std::vector<std::string>&, QStringList&)" << std::endl
              << "Content of ouputStringList is incorrect" << std::endl
              << "inputStringVector[0] => [" << inputStringVector[0] << "]" << std::endl
              << "inputStringVector[1] => [" << inputStringVector[1] << "]" << std::endl
              << "inputStringVector[2] => [" << inputStringVector[2] << "]" << std::endl
              << "ouputStringList[0] => [" << qPrintable(ouputStringList[0]) << "]" << std::endl
              << "ouputStringList[1] => [" << qPrintable(ouputStringList[1]) << "]" << std::endl
              << "ouputStringList[2] => [" << qPrintable(ouputStringList[2]) << "]" << std::endl;
    return EXIT_FAILURE;
    }

  return EXIT_SUCCESS;
}