openecomp-be/lib/openecomp-tosca-converter-lib/openecomp-tosca-converter-core/src/test/java/org/openecomp/core/converter/impl/ToscaConverterImplTest.java

   1 package org.openecomp.core.converter.impl;
   2
   3 import org.apache.commons.collections.CollectionUtils;
   4 import org.junit.Test;
   5 import org.openecomp.core.converter.ToscaConverter;
   6 import org.openecomp.core.impl.ToscaConverterImpl;
   7 import org.openecomp.core.utilities.file.FileContentHandler;
   8 import org.openecomp.core.utilities.file.FileUtils;
   9 import org.openecomp.sdc.tosca.datatypes.ToscaServiceModel;
  10 import org.openecomp.sdc.tosca.datatypes.model.NodeTemplate;
  11 import org.openecomp.sdc.tosca.datatypes.model.RequirementAssignment;
  12 import org.openecomp.sdc.tosca.datatypes.model.ServiceTemplate;
  13 import org.openecomp.sdc.tosca.services.ToscaExtensionYamlUtil;
  14 import org.openecomp.sdc.tosca.services.YamlUtil;
  15
  16 import java.io.File;
  17 import java.io.FileInputStream;
  18 import java.io.FileNotFoundException;
  19 import java.io.IOException;
  20 import java.io.InputStream;
  21 import java.net.URL;
  22 import java.nio.file.NotDirectoryException;
  23 import java.util.ArrayList;
  24 import java.util.HashMap;
  25 import java.util.List;
  26 import java.util.ListIterator;
  27 import java.util.Map;
  28 import java.util.Objects;
  29
  30 import static org.junit.Assert.assertEquals;
  31 import static org.openecomp.core.converter.datatypes.Constants.globalStName;
  32 import static org.openecomp.core.converter.datatypes.Constants.mainStName;
  33
  34 public class ToscaConverterImplTest {
  35
  36   private static ToscaConverter toscaConverter = new ToscaConverterImpl();
  37   private static String inputFilesPath;
  38   private static String outputFilesPath;
  39   private static Map<String, ServiceTemplate> expectedOutserviceTemplates;
  40
  41
  42   @Test
  43   public void testConvertMainSt() throws IOException {
  44     inputFilesPath = "/mock/toscaConverter/convertMainSt/in";
  45     outputFilesPath = "/mock/toscaConverter/convertMainSt/out";
  46
  47     FileContentHandler fileContentHandler =
  48         createFileContentHandlerFromInput(inputFilesPath);
  49
  50     expectedOutserviceTemplates = new HashMap<>();
  51     loadServiceTemplates(outputFilesPath, new ToscaExtensionYamlUtil(),
  52         expectedOutserviceTemplates);
  53
  54     ToscaServiceModel toscaServiceModel = toscaConverter.convert(fileContentHandler);
  55     ServiceTemplate mainSt = toscaServiceModel.getServiceTemplates().get(mainStName);
  56
  57     checkSTResults(expectedOutserviceTemplates, null, mainSt);
  58   }
  59
  60
  61
  62   private FileContentHandler createFileContentHandlerFromInput(String inputFilesPath)
  63       throws IOException {
  64     URL inputFilesUrl = this.getClass().getResource(inputFilesPath);
  65     String path = inputFilesUrl.getPath();
  66     File directory = new File(path);
  67     File[] listFiles = directory.listFiles();
  68
  69     FileContentHandler fileContentHandler = new FileContentHandler();
  70     insertFilesIntoFileContentHandler(listFiles, fileContentHandler);
  71     return fileContentHandler;
  72   }
  73
  74   private void insertFilesIntoFileContentHandler(File[] listFiles,
  75                                                  FileContentHandler fileContentHandler)
  76       throws IOException {
  77     byte[] fileContent;
  78     if(CollectionUtils.isEmpty(fileContentHandler.getFileList())) {
  79       fileContentHandler.setFiles(new HashMap<>());
  80     }
  81
  82     for (File file : listFiles) {
  83       if(!file.isDirectory()) {
  84         try (FileInputStream fis = new FileInputStream(file)) {
  85           fileContent = FileUtils.toByteArray(fis);
  86           fileContentHandler.addFile(file.getPath(), fileContent);
  87         }
  88       }else{
  89         File[] currFileList = file.listFiles();
  90         insertFilesIntoFileContentHandler(currFileList, fileContentHandler);
  91       }
  92
  93     }
  94   }
  95
  96   private void checkSTResults(
  97       Map<String, ServiceTemplate> expectedOutserviceTemplates,
  98       ServiceTemplate gloablSubstitutionServiceTemplate, ServiceTemplate mainServiceTemplate) {
  99     YamlUtil yamlUtil = new YamlUtil();
 100     if (Objects.nonNull(gloablSubstitutionServiceTemplate)) {
 101       assertEquals("difference global substitution service template: ",
 102           yamlUtil.objectToYaml(expectedOutserviceTemplates.get(globalStName)),
 103           yamlUtil.objectToYaml(gloablSubstitutionServiceTemplate));
 104     }
 105     if (Objects.nonNull(mainServiceTemplate)) {
 106       assertEquals("difference main service template: ",
 107           yamlUtil.objectToYaml(expectedOutserviceTemplates.get(mainStName)),
 108           yamlUtil.objectToYaml(mainServiceTemplate));
 109     }
 110   }
 111
 112   public static void loadServiceTemplates(String serviceTemplatesPath,
 113                                           ToscaExtensionYamlUtil toscaExtensionYamlUtil,
 114                                           Map<String, ServiceTemplate> serviceTemplates)
 115       throws IOException {
 116     URL urlFile = ToscaConverterImplTest.class.getResource(serviceTemplatesPath);
 117     if (urlFile != null) {
 118       File pathFile = new File(urlFile.getFile());
 119       File[] files = pathFile.listFiles();
 120       if (files != null) {
 121         addServiceTemplateFiles(serviceTemplates, files, toscaExtensionYamlUtil);
 122       } else {
 123         throw new NotDirectoryException(serviceTemplatesPath);
 124       }
 125     } else {
 126       throw new NotDirectoryException(serviceTemplatesPath);
 127     }
 128   }
 129
 130   private static void addServiceTemplateFiles(Map<String, ServiceTemplate> serviceTemplates,
 131                                               File[] files,
 132                                               ToscaExtensionYamlUtil toscaExtensionYamlUtil)
 133       throws IOException {
 134     for (File file : files) {
 135       try (InputStream yamlFile = new FileInputStream(file)) {
 136         ServiceTemplate serviceTemplateFromYaml =
 137             toscaExtensionYamlUtil.yamlToObject(yamlFile, ServiceTemplate.class);
 138         createConcreteRequirementObjectsInServiceTemplate(serviceTemplateFromYaml, toscaExtensionYamlUtil);
 139         serviceTemplates.put(file.getName(), serviceTemplateFromYaml);
 140         try {
 141           yamlFile.close();
 142         } catch (IOException ignore) {
 143         }
 144       } catch (FileNotFoundException e) {
 145         throw e;
 146       } catch (IOException e) {
 147         throw e;
 148       }
 149     }
 150   }
 151
 152   private static void createConcreteRequirementObjectsInServiceTemplate(ServiceTemplate
 153                                                                             serviceTemplateFromYaml,
 154                                                                         ToscaExtensionYamlUtil
 155                                                                             toscaExtensionYamlUtil) {
 156
 157     if (serviceTemplateFromYaml == null
 158         || serviceTemplateFromYaml.getTopology_template() == null
 159         || serviceTemplateFromYaml.getTopology_template().getNode_templates() == null) {
 160       return;
 161     }
 162
 163     //Creating concrete objects
 164     Map<String, NodeTemplate> nodeTemplates =
 165         serviceTemplateFromYaml.getTopology_template().getNode_templates();
 166     for (Map.Entry<String, NodeTemplate> entry : nodeTemplates.entrySet()) {
 167       NodeTemplate nodeTemplate = entry.getValue();
 168       List<Map<String, RequirementAssignment>> requirements = nodeTemplate.getRequirements();
 169       List<Map<String, RequirementAssignment>> concreteRequirementList = new ArrayList<>();
 170       if (requirements != null) {
 171         ListIterator<Map<String, RequirementAssignment>> reqListIterator = requirements
 172             .listIterator();
 173         while (reqListIterator.hasNext()){
 174           Map<String, RequirementAssignment> requirement = reqListIterator.next();
 175           Map<String, RequirementAssignment> concreteRequirement = new HashMap<>();
 176           for (Map.Entry<String, RequirementAssignment> reqEntry : requirement.entrySet()) {
 177             RequirementAssignment requirementAssignment = (toscaExtensionYamlUtil
 178                 .yamlToObject(toscaExtensionYamlUtil.objectToYaml(reqEntry.getValue()),
 179                     RequirementAssignment.class));
 180             concreteRequirement.put(reqEntry.getKey(), requirementAssignment);
 181             concreteRequirementList.add(concreteRequirement);
 182             reqListIterator.remove();
 183           }
 184         }
 185         requirements.clear();
 186         requirements.addAll(concreteRequirementList);
 187         nodeTemplate.setRequirements(requirements);
 188       }
 189       System.out.println();
 190       //toscaExtensionYamlUtil.yamlToObject(nodeTemplate, NodeTemplate.class);
 191     }
 192   }
 193 }