mitkPointSetWriterTest.cpp

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

The Medical Imaging Interaction Toolkit (MITK)

Copyright (c) German Cancer Research Center (DKFZ)
All rights reserved.

Use of this source code is governed by a 3-clause BSD license that can be
found in the LICENSE file.

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

#include "mitkPointSet.h"

#include "mitkFileWriterSelector.h"
#include "mitkTestingMacros.h"

#include <iostream>
#include <ctime>

int mitkPointSetWriterTest(int /* argc */, char * /*argv*/ [])
{
  // always start with this!
  MITK_TEST_BEGIN("PointSetWriter")

  // create pointSet
  srand(time(nullptr));
  mitk::PointSet::Pointer pointSet = mitk::PointSet::New();
  int numberOfPoints = rand() % 100;
  for (int i = 0; i <= numberOfPoints + 1; i++)
  {
    mitk::Point3D point;
    point[0] = rand() % 1000;
    point[1] = rand() % 1000;
    point[2] = rand() % 1000;
    pointSet->SetPoint(i, point);
  }

  MITK_TEST_CONDITION_REQUIRED(pointSet.IsNotNull(), "PointSet creation")

  // Get PointSet writer(s)
  mitk::FileWriterSelector writerSelector(pointSet.GetPointer());
  std::vector<mitk::FileWriterSelector::Item> writers = writerSelector.Get();
  MITK_TEST_CONDITION_REQUIRED(!writers.empty(), "Testing for registered writers")

  for (std::vector<mitk::FileWriterSelector::Item>::const_iterator iter = writers.begin(), end = writers.end();
       iter != end;
       ++iter)
  {
    // test for exception handling
    try
    {
      mitk::IFileWriter *writer = iter->GetWriter();
      writer->SetInput(pointSet);
      writer->SetOutputLocation("/usr/bin");
      iter->GetWriter()->Write();
      MITK_TEST_FAILED_MSG(<< "itk::ExceptionObject expected")
    }
    catch (const itk::ExceptionObject &)
    { /* this is expected */
    }
    catch (...)
    {
      // this means that a wrong exception (i.e. no itk:Exception) has been thrown
      MITK_TEST_FAILED_MSG(<< "Wrong exception (i.e. no itk:Exception) caught during write [FAILED]")
    }
  }

  // always end with this!
  MITK_TEST_END()
}