diff --git a/converter-SBGNML/src/test/java/lcsb/mapviewer/converter/model/sbgnml/SbgnmlTestFunctions.java b/converter-SBGNML/src/test/java/lcsb/mapviewer/converter/model/sbgnml/SbgnmlTestFunctions.java
index 27514c0fd5398bc8fb3a73cf082fa85aec673fc2..5f38baf0e8e31e2be6d4a8d59ecc2b81d39651fe 100644
--- a/converter-SBGNML/src/test/java/lcsb/mapviewer/converter/model/sbgnml/SbgnmlTestFunctions.java
+++ b/converter-SBGNML/src/test/java/lcsb/mapviewer/converter/model/sbgnml/SbgnmlTestFunctions.java
@@ -40,19 +40,18 @@ import java.nio.file.Files;
 public class SbgnmlTestFunctions extends TestUtils {
 
   protected static Logger logger = LogManager.getLogger();
-
+  private static int counter = 0;
+  private final Converter sbgnmlConverter = new SbgnmlXmlConverter();
   @Rule
   public UnitTestFailedWatcher unitTestFailedWatcher = new UnitTestFailedWatcher();
 
-  private static int counter = 0;
-
   protected void showImage(final Model model) throws Exception {
     String dir = Files.createTempDirectory("sbml-temp-images-dir").toFile().getAbsolutePath();
     AbstractImageGenerator.Params params = new AbstractImageGenerator.Params().height(model.getHeight())
         .width(model.getWidth()).nested(true).scale(1).level(20).x(0).y(0).model(model);
     NormalImageGenerator nig = new PngImageGenerator(params);
-    String pathWithouExtension = dir + "/" + model.getName();
-    String pngFilePath = pathWithouExtension.concat(".png");
+    String pathWithoutExtension = dir + "/" + model.getName();
+    String pngFilePath = pathWithoutExtension.concat(".png");
     nig.saveToFile(pngFilePath);
     Desktop.getDesktop().open(new File(pngFilePath));
   }
@@ -124,11 +123,9 @@ public class SbgnmlTestFunctions extends TestUtils {
     return structuralState;
   }
 
-  private final Converter sbgnmlConverter = new SbgnmlXmlConverter();
-
   protected Model serializeAndCleanOverSbgn(final Model model) throws InconsistentModelException, ConverterException, InvalidInputDataExecption {
     String sbgn = sbgnmlConverter.model2String(model);
-//    logger.debug(sbgn);
+    // logger.debug(sbgn);
     Model model2 = sbgnmlConverter.createModel(
         new ConverterParams().inputStream(new ByteArrayInputStream(sbgn.getBytes(StandardCharsets.UTF_8))));