Fixing Tests

src/test/java/at/ac/uibk/gitsearch/repository/search/testESService/ElasticSearchTestServerConfiguration.java

@@ -391,13 +391,33 @@ public class ElasticSearchTestServerConfiguration {
 		}
 	}
 
+	/**
+	 * parse the mete data file and return a normalized meta data
+	 * @param metaDataFile the meta data file
+	 * @return parsed metadata
+	 * @throws JsonParseException 
+	 * @throws JsonMappingException
+	 * @throws IOException
+	 */
 	private UserProvidedMetadataDTO parseMetaDataFile(File metaDataFile)
 			throws JsonParseException, JsonMappingException, IOException {
 		ObjectMapper mapper = new ObjectMapper(new YAMLFactory());
 		mapper.findAndRegisterModules();
 		UserProvidedMetadataDTO result = mapper.readValue(metaDataFile, UserProvidedMetadataDTO.class);
+		makeUpperCase(result.getProgrammingLanguage());
 		return result;
 	}
+	
+	/**
+	 * make all strings in Array uppercase.
+	 * @param strings
+	 */
+	private void makeUpperCase(String[] strings) {
+		if(strings==null) return;
+		for(int i=0; i<strings.length; i++) {
+			strings[i] = strings[i].toUpperCase();
+		}
+	}
 
 	private ExtendedGitProject parseProjectFile(File projectFile)
 			throws JsonParseException, JsonMappingException, IOException {
@@ -407,12 +427,26 @@ public class ElasticSearchTestServerConfiguration {
 		return result;
 	}
 
+	/**
+	 * an interface that is invoked on each node of the tree with a metadata
+	 * @author Michael Breu
+	 *
+	 * @param <T> the harvested data type 
+	 */
 	private interface Harvester<T> {
+		/**
+		 * 
+		 * @param f the metaData File
+		 * @param subResults the list of results of the next node level
+		 * @param relativePath the relative path from test root
+		 * @param gitProject the information about the git project.
+		 * @return
+		 */
 		List<T> harvest(File f, List<T> subResults, String relativePath, ExtendedGitProject gitProject);
 	}
 
 	/**
-	 * recursively visits all nodes, collects all children metadta and then calls
+	 * recursively visits all nodes, collects all children metadata and then calls
 	 * the harvester
 	 * 
 	 * @param <T>          the type the harvester returns