tmp file is properly placed

converter/src/test/java/lcsb/mapviewer/converter/OverviewParserTest.java

@@ -22,6 +22,8 @@ import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
 
+import com.google.common.io.Files;
+
 import lcsb.mapviewer.converter.zip.ImageZipEntryFile;
 import lcsb.mapviewer.model.map.OverviewImage;
 import lcsb.mapviewer.model.map.OverviewLink;
@@ -141,9 +143,8 @@ public class OverviewParserTest {
     try {
       Set<Model> models = createValidTestMapModel();
 
-      String tmpDir = "tmp";
+      String tmpDir = Files.createTempDir().getAbsolutePath();
 
-      new File(tmpDir).mkdirs();
       List<ImageZipEntryFile> imageEntries = createImageEntries(TEST_FILES_VALID_OVERVIEW_ZIP);
       List<OverviewImage> result = parser.parseOverviewLinks(models, imageEntries, tmpDir,
           new ZipFile(TEST_FILES_VALID_OVERVIEW_ZIP));
@@ -155,8 +156,6 @@ public class OverviewParserTest {
       OverviewImage img = result.get(0);
       assertEquals("test.png", img.getFilename());
 
-      new File(tmpDir).delete();
-
     } catch (Exception e) {
       e.printStackTrace();
       throw e;