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Add test demostrating issue with non-ascii keys #2083

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40 changes: 40 additions & 0 deletions Testing/Unit/sitkImageIOTests.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -25,6 +25,8 @@
#include <sitkAdditiveGaussianNoiseImageFilter.h>
#include <sitkExtractImageFilter.h>
#include <sitkRegionOfInterestImageFilter.h>
#include <itkDataObject.h>
#include <itkMetaDataObject.h>

TEST(IO,ImageFileReader) {

Expand Down Expand Up @@ -1080,3 +1082,41 @@ TEST(IO, ImageFileReader_5DExtract )
reader.SetExtractIndex(extractIndex);
EXPECT_ANY_THROW(reader.Execute());
}

TEST(IO, ReadWrite_non_ascii )
{
const std::string testName = ::testing::UnitTest::GetInstance()->current_test_info()->name();
std::string outputFilename = dataFinder.GetOutputFile( testName + ".mha" );

namespace sitk = itk::simple;
sitk::Image img( 10, 10, sitk::sitkUInt8 );

const std::string value1 = "des caractères spéciaux";
const std::string value2 = "des caractères spéciö";

img.SetMetaData( "test1", value1 );
img.SetMetaData( "test2", value2 );

EXPECT_EQ(img.GetMetaData("test1"), value1);
EXPECT_EQ(img.GetMetaData("test2"), value2);

std::string value;

sitk::WriteImage( img, outputFilename );

sitk::Image img2 = sitk::ReadImage( outputFilename );

itk::DataObject::Pointer itkImage = img2.GetITKBase();

// Test directly with ITK's loaded metadata dictionary.
ASSERT_TRUE( itkImage.IsNotNull() );
auto mdd = itkImage->GetMetaDataDictionary();
EXPECT_TRUE(itk::ExposeMetaData(mdd,"test1", value));
EXPECT_EQ(value1, value);
EXPECT_TRUE(itk::ExposeMetaData(mdd,"test2", value));
EXPECT_EQ(value2, value);

EXPECT_EQ(img2.GetMetaData("test1"), value1);
EXPECT_EQ(img2.GetMetaData("test2"), value2);

}