Adding test model into test data folder

Author: SJaffa

cpp/tests/cppflow_model.cc

@@ -32,7 +32,7 @@ TEST_CASE("Cppflow Model"){
   cppflow::tensor input_tensor = sopt::cppflowutils::convert_image_to_tensor(image, image_rows, image_cols);
 
   // Read in model
-  cppflow::model model(std::string(sopt::notinstalled::models_directory() + "/DnCNN/snr_15_model.pb/"));
+  cppflow::model model(std::string(sopt::notinstalled::models_directory() + "/snr_15_model.pb/"));
 
   // Run model on image
   // TODO: Automatically detect the string parameters, see issue #320 

cpp/tests/test_data/snr_15_model.pb/saved_model.pb

@@ -31,7 +31,7 @@ typedef sopt::Image<Scalar> Image;
 TEST_CASE("Inpainting"){
   extern std::unique_ptr<std::mt19937_64> mersenne;
   std::string const input = "cameraman256";
-  std::string const model_path = std::string(sopt::notinstalled::models_directory() + "/DnCNN/snr_15_model.pb/");
+  std::string const model_path = std::string(sopt::notinstalled::models_directory() + "/snr_15_model.pb/");
 
   Image const image = sopt::notinstalled::read_standard_tiff(input);