ENH: Test now support passing argument, thus instead of iterating over all images...

[gdcm.git] / Testing / TestAllReadCompareDicom.cxx

diff --git a/Testing/TestAllReadCompareDicom.cxx b/Testing/TestAllReadCompareDicom.cxx
index 386a6ffb923d001891f0628cb5267924c75adf0a..009add4051bee79da7337b628a6b10059629fcb8 100644 (file)
--- a/Testing/TestAllReadCompareDicom.cxx
+++ b/Testing/TestAllReadCompareDicom.cxx
@@ -4,73 +4,8 @@
 //Generated file:
 #include "gdcmDataImages.h"
 
-int TestAllReadCompareDicom(int argc, char* argv[]) 
+int InternalTest(std::string const & filename, std::string const & referenceFileName )
 {
-   if ( argc > 1 )
-   {
-      std::cerr << "   Usage: " << argv[0]
-                << " (no arguments needed)." << std::endl;
-      return 1;
-   }
-   
-   std::cout << "   Description (Test::TestAllReadCompareDicom): "
-             << std::endl;
-   std::cout << "   For all images in gdcmData (and not blacklisted in "
-                "Test/CMakeLists.txt)"
-             << std::endl;
-   std::cout << "   apply the following to each filename.xxx: "
-             << std::endl;
-   std::cout << "   step 1: parse the image (as gdcmHeader) and call"
-             << " IsReadable(). "
-             << std::endl;
-   std::cout << "   step 2: find in GDCM_DATA_ROOT/BaselineDicom/filename.dcm"
-             << std::endl
-             << "           (with format DICOM V3, explicit Value"
-             << "Representation)"
-             << std::endl;
-   std::cout << "   step 3a: when image NOT found on step 2, write "
-             << std::endl
-             << "            GDCM_DATA_ROOT/BaselineDicom/filename.dcm"
-             << std::endl
-             << "           (with format DICOM V3, explicit Value"
-             << "Representation)"
-             << std::endl;
-   std::cout << "   step 3b: when image found on step 2, and when IsReadable()"
-             << std::endl
-             << "            compare it (in memory with memcmp) with the"
-             << std::endl
-             << "            image we are testing (the one of step 1). "
-             << std::endl << std::endl;
-
-   int i = 0;
-   while( gdcmDataImages[i] != 0 )
-   {
-      ////// Check for existence of reference baseline directory
-
-      std::string baseLineDir = GDCM_DATA_ROOT;
-      baseLineDir += "/BaselineDicom/";
-
-      FILE* testFILE = fopen( baseLineDir.c_str(), "r" );
-      if (! testFILE )
-      {
-         std::cerr << "   The reference baseline directory " << std::endl
-                   << "      "
-                   << baseLineDir << std::endl
-                   << "   couldn't be opened."
-                   << std::endl;
-         return 1;
-      }
-      else
-      {
-         fclose( testFILE );
-      }
-
-      ////// Step 1 (see above description):
-
-      std::string filename = GDCM_DATA_ROOT;
-      filename += "/";
-      filename += gdcmDataImages[i];
-   
       std::cout << "   Testing: " << filename << std::endl;
 
       gdcmFile* tested = new gdcmFile( filename, false );
@@ -86,14 +21,7 @@ int TestAllReadCompareDicom(int argc, char* argv[])
 
       ////// Check for existence of reference baseline dicom file:
 
-      std::string referenceFileName = baseLineDir + gdcmDataImages[i++];
-      std::string::size_type slash_pos = referenceFileName.rfind( "." );
-      if ( slash_pos != std::string::npos )
-      {
-         referenceFileName.replace( slash_pos + 1, 3, "dcm" );
-      }
-
-      testFILE = fopen( referenceFileName.c_str(), "r" );
+      FILE* testFILE = fopen( referenceFileName.c_str(), "r" );
       if (! testFILE )
       {
       ////// Step 3a:
@@ -107,7 +35,7 @@ int TestAllReadCompareDicom(int argc, char* argv[])
                    << std::endl;
          delete tested;
          delete (char*)testedImageData;
-         continue; 
+         //continue; 
       }
       else
       {
@@ -166,6 +94,99 @@ int TestAllReadCompareDicom(int argc, char* argv[])
       delete reference;
       delete (char*)testedImageData;
       delete (char*)referenceImageData;
+      
+      return 0;
+}
+
+int TestAllReadCompareDicom(int argc, char* argv[]) 
+{
+   if ( argc == 3 )
+   {
+      // The test is specified a specific filename, use it instead of looping
+      // over all images
+      const std::string input = argv[1];
+      const std::string reference = argv[2];
+      return InternalTest( input, reference );
+   }
+   else if ( argc > 3 || argc == 2 )
+   {
+      std::cerr << "   Usage: " << argv[0]
+                << " (no arguments needed)." << std::endl;
+      std::cerr << "or   Usage: " << argv[0]
+                << " filename.dcm reference.dcm" << std::endl;
+      return 1;
+   }
+   // else other cases:
+   
+   std::cout << "   Description (Test::TestAllReadCompareDicom): "
+             << std::endl;
+   std::cout << "   For all images in gdcmData (and not blacklisted in "
+                "Test/CMakeLists.txt)"
+             << std::endl;
+   std::cout << "   apply the following to each filename.xxx: "
+             << std::endl;
+   std::cout << "   step 1: parse the image (as gdcmHeader) and call"
+             << " IsReadable(). "
+             << std::endl;
+   std::cout << "   step 2: find in GDCM_DATA_ROOT/BaselineDicom/filename.dcm"
+             << std::endl
+             << "           (with format DICOM V3, explicit Value"
+             << "Representation)"
+             << std::endl;
+   std::cout << "   step 3a: when image NOT found on step 2, write "
+             << std::endl
+             << "            GDCM_DATA_ROOT/BaselineDicom/filename.dcm"
+             << std::endl
+             << "           (with format DICOM V3, explicit Value"
+             << "Representation)"
+             << std::endl;
+   std::cout << "   step 3b: when image found on step 2, and when IsReadable()"
+             << std::endl
+             << "            compare it (in memory with memcmp) with the"
+             << std::endl
+             << "            image we are testing (the one of step 1). "
+             << std::endl << std::endl;
+
+   int i = 0;
+   while( gdcmDataImages[i] != 0 )
+   {
+      ////// Check for existence of reference baseline directory
+
+      std::string baseLineDir = GDCM_DATA_ROOT;
+      baseLineDir += "/BaselineDicom/";
+
+      FILE* testFILE = fopen( baseLineDir.c_str(), "r" );
+      if (!testFILE )
+      {
+         std::cerr << "   The reference baseline directory " << std::endl
+                   << "      "
+                   << baseLineDir << std::endl
+                   << "   couldn't be opened."
+                   << std::endl;
+         return 1;
+      }
+      else
+      {
+         fclose( testFILE );
+      }
+
+      ////// Step 1 (see above description):
+
+      std::string filename = GDCM_DATA_ROOT;
+      filename += "/";
+      filename += gdcmDataImages[i];
+      
+      std::string referenceFileName = baseLineDir + gdcmDataImages[i++];
+      std::string::size_type slash_pos = referenceFileName.rfind( "." );
+      if ( slash_pos != std::string::npos )
+      {
+         referenceFileName.replace( slash_pos + 1, 3, "dcm" );
+      }
+
+      if( InternalTest( filename, referenceFileName ) != 0 )
+      {
+         return 1;
+      }
    }
 
    return 0;