text: /*=========================================================================
   *
   *  Copyright Insight Software Consortium
   *
   *  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.
   *
   *=========================================================================*/
  
  #include "itkImageRegionSplitterDirection.h"
  #include "itkImageRegion.h"
  #include "itkTestingMacros.h"
  #include <iostream>
  
  int itkImageRegionSplitterDirectionTest(int, char*[])
  {
  
    itk::ImageRegionSplitterDirection::Pointer splitter =
      itk::ImageRegionSplitterDirection::New();
  
    EXERCISE_BASIC_OBJECT_METHODS( splitter, ImageRegionSplitterDirection,
      ImageRegionSplitterBase );
  
    itk::ImageRegion<2> region;
    region.SetSize(0, 10);
    region.SetSize(1, 11);
  
    region.SetIndex(0,1);
    region.SetIndex(1, 10);
  
    const itk::ImageRegion<2> lpRegion = region;
  
    TEST_EXPECT_EQUAL( splitter->GetNumberOfSplits( lpRegion, 1 ), 1 );
    TEST_EXPECT_EQUAL( splitter->GetNumberOfSplits( lpRegion, 2 ), 2 );
    TEST_EXPECT_EQUAL( splitter->GetNumberOfSplits( lpRegion, 3 ), 3 );
    TEST_EXPECT_EQUAL( splitter->GetNumberOfSplits( lpRegion, 4 ), 4 );
    TEST_EXPECT_EQUAL( splitter->GetNumberOfSplits( lpRegion, 7 ), 6 );
    TEST_EXPECT_EQUAL( splitter->GetNumberOfSplits( lpRegion, 11 ), 11 );
    TEST_EXPECT_EQUAL( splitter->GetNumberOfSplits( lpRegion, 12 ), 11 );
    TEST_EXPECT_EQUAL( splitter->GetNumberOfSplits( lpRegion, 99 ), 11 );
  
    splitter->SetDirection(1);
    TEST_EXPECT_EQUAL( splitter->GetDirection(), 1);
  
    TEST_EXPECT_EQUAL( splitter->GetNumberOfSplits( lpRegion, 1 ), 1 );
    TEST_EXPECT_EQUAL( splitter->GetNumberOfSplits( lpRegion, 4 ), 4 );
    TEST_EXPECT_EQUAL( splitter->GetNumberOfSplits( lpRegion, 7 ), 5 );
    TEST_EXPECT_EQUAL( splitter->GetNumberOfSplits( lpRegion, 11 ), 10 );
    TEST_EXPECT_EQUAL( splitter->GetNumberOfSplits( lpRegion, 99 ), 10 );
  
    region = lpRegion;
    splitter->GetSplit(0, 2, region);
    TEST_EXPECT_EQUAL(region.GetSize(0), 5);
    TEST_EXPECT_EQUAL(region.GetSize(1), 11);
  
    region = lpRegion;
    splitter->GetSplit(1, 2, region);
    TEST_EXPECT_EQUAL(region.GetSize(0), 5);
    TEST_EXPECT_EQUAL(region.GetSize(1), 11);
  
  
    return EXIT_SUCCESS;
  }
  