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/*=========================================================================
*
* Copyright NumFOCUS
*
* 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
*
* https://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 "itkImageRegionSplitterSlowDimension.h"
#include "itkImageRegion.h"
#include "itkTestingMacros.h"
#include <iostream>
int
itkImageRegionSplitterSlowDimensionTest(int, char *[])
{
itk::ImageRegionSplitterSlowDimension::Pointer splitter = itk::ImageRegionSplitterSlowDimension::New();
ITK_EXERCISE_BASIC_OBJECT_METHODS(splitter, ImageRegionSplitterSlowDimension, 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;
ITK_TEST_EXPECT_EQUAL(splitter->GetNumberOfSplits(lpRegion, 0), 1);
ITK_TEST_EXPECT_EQUAL(splitter->GetNumberOfSplits(lpRegion, 1), 1);
ITK_TEST_EXPECT_EQUAL(splitter->GetNumberOfSplits(lpRegion, 2), 2);
ITK_TEST_EXPECT_EQUAL(splitter->GetNumberOfSplits(lpRegion, 3), 3);
ITK_TEST_EXPECT_EQUAL(splitter->GetNumberOfSplits(lpRegion, 4), 4);
ITK_TEST_EXPECT_EQUAL(splitter->GetNumberOfSplits(lpRegion, 7), 6);
ITK_TEST_EXPECT_EQUAL(splitter->GetNumberOfSplits(lpRegion, 11), 11);
ITK_TEST_EXPECT_EQUAL(splitter->GetNumberOfSplits(lpRegion, 12), 11);
ITK_TEST_EXPECT_EQUAL(splitter->GetNumberOfSplits(lpRegion, 99), 11);
region = lpRegion;
splitter->GetSplit(0, 2, region);
ITK_TEST_EXPECT_EQUAL(region.GetSize(0), 10);
ITK_TEST_EXPECT_EQUAL(region.GetSize(1), 6);
region = lpRegion;
splitter->GetSplit(1, 2, region);
ITK_TEST_EXPECT_EQUAL(region.GetSize(0), 10);
ITK_TEST_EXPECT_EQUAL(region.GetSize(1), 5);
const itk::ImageRegion<2> lpRegion2{}; // default zero sized
region = lpRegion2;
ITK_TEST_EXPECT_EQUAL(1, splitter->GetNumberOfSplits(lpRegion2, 1));
ITK_TEST_EXPECT_EQUAL(1, splitter->GetSplit(1, 1, region));
ITK_TEST_EXPECT_EQUAL(region.GetSize(0), 0);
ITK_TEST_EXPECT_EQUAL(region.GetSize(1), 0);
return EXIT_SUCCESS;
}
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