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.Assert;
   5 import org.junit.Test;
   6 import org.openecomp.core.converter.ToscaConverter;
   7 import org.openecomp.core.impl.ToscaConverterImpl;
   8 import org.openecomp.core.utilities.file.FileContentHandler;
   9 import org.openecomp.core.utilities.file.FileUtils;
  10 import org.openecomp.core.utilities.json.JsonUtil;
  11 import org.openecomp.sdc.tosca.datatypes.ToscaServiceModel;
  12 import org.openecomp.sdc.tosca.datatypes.model.NodeTemplate;
  13 import org.openecomp.sdc.tosca.datatypes.model.NodeType;
  14 import org.openecomp.sdc.tosca.datatypes.model.RequirementAssignment;
  15 import org.openecomp.sdc.tosca.datatypes.model.RequirementDefinition;
  16 import org.openecomp.sdc.tosca.datatypes.model.ServiceTemplate;
  17 import org.openecomp.sdc.tosca.services.ToscaExtensionYamlUtil;
  18 import org.openecomp.sdc.tosca.services.YamlUtil;
  19
  20 import java.io.File;
  21 import java.io.FileInputStream;
  22 import java.io.IOException;
  23 import java.io.InputStream;
  24 import java.net.URL;
  25 import java.nio.file.NotDirectoryException;
  26 import java.util.ArrayList;
  27 import java.util.Arrays;
  28 import java.util.HashMap;
  29 import java.util.List;
  30 import java.util.ListIterator;
  31 import java.util.Map;
  32 import java.util.Objects;
  33
  34 import static org.junit.Assert.assertEquals;
  35 import static org.openecomp.core.converter.datatypes.Constants.globalStName;
  36 import static org.openecomp.core.converter.datatypes.Constants.mainStName;
  37
  38 public class ToscaConverterImplTest {
  39
  40   private static final ToscaConverter toscaConverter = new ToscaConverterImpl();
  41   private static final String VIRTUAL_LINK = "virtualLink";
  42   private static final String UNBOUNDED = "UNBOUNDED";
  43
  44   private static String inputFilesPath;
  45   private static String outputFilesPath;
  46   private static Map<String, ServiceTemplate> expectedOutserviceTemplates;
  47
  48
  49   @Test
  50   public void testConvertMainSt() throws IOException {
  51     inputFilesPath = "/mock/toscaConverter/convertMainSt/in";
  52     outputFilesPath = "/mock/toscaConverter/convertMainSt/out";
  53
  54     FileContentHandler fileContentHandler =
  55         createFileContentHandlerFromInput(inputFilesPath);
  56
  57     expectedOutserviceTemplates = new HashMap<>();
  58     loadServiceTemplates(outputFilesPath, new ToscaExtensionYamlUtil(),
  59         expectedOutserviceTemplates);
  60
  61     ToscaServiceModel toscaServiceModel = toscaConverter.convert(fileContentHandler);
  62     ServiceTemplate mainSt = toscaServiceModel.getServiceTemplates().get(mainStName);
  63
  64     checkSTResults(expectedOutserviceTemplates, null, mainSt);
  65   }
  66
  67   @Test
  68   public void testOccurrencesUpperString() {
  69     Object[] occurrences = buildOccurrences("0", UNBOUNDED);
  70     Assert.assertEquals(occurrences[0], 0);
  71     Assert.assertEquals(occurrences[1], UNBOUNDED);
  72   }
  73
  74   @Test
  75   public void testOccurrencesAsInts() {
  76     Object[] occurrences = buildOccurrences("0", "1");
  77     Assert.assertEquals(occurrences[0], 0);
  78     Assert.assertEquals(occurrences[1], 1);
  79   }
  80
  81   @Test
  82   public void testOccurrencesAsStrings() {
  83     String test = "TEST_A";
  84     Object[] occurrences = buildOccurrences(UNBOUNDED, test);
  85     Assert.assertEquals(occurrences[0], UNBOUNDED);
  86     Assert.assertEquals(occurrences[1], test);
  87   }
  88
  89   @Test
  90   public void testOccurrencesLowerString() {
  91     Object[] occurrences = buildOccurrences(UNBOUNDED, "100");
  92     Assert.assertEquals(occurrences[0], UNBOUNDED);
  93     Assert.assertEquals(occurrences[1], 100);
  94   }
  95
  96   @Test
  97   public void testOccurrencesEmpty() {
  98     Object[] occurrences = buildOccurrences();
  99     Assert.assertEquals(occurrences.length, 0);
 100   }
 101
 102   @Test
 103   public void testOccurrencesMany() {
 104     String test = "TEST_B";
 105     Object[] occurrences = buildOccurrences("1", "2", test);
 106     Assert.assertEquals(occurrences[0], 1);
 107     Assert.assertEquals(occurrences[1], 2);
 108     Assert.assertEquals(occurrences[2], test);
 109   }
 110
 111   @Test
 112   public void testDefaultOccurrences() {
 113     Object[] occurrences = buildOccurrences((List<String>) null);
 114     Assert.assertEquals(1, occurrences[0]);
 115     Assert.assertEquals(1, occurrences[1]);
 116   }
 117
 118   private Object[] buildOccurrences(String... bounds) {
 119     return buildOccurrences(Arrays.asList(bounds));
 120   }
 121
 122   private Object[] buildOccurrences(List<String> bounds) {
 123     NodeType nodeType = JsonUtil.json2Object("{derived_from=tosca.nodes.Root, description=MME_VFC, " +
 124             "properties={vendor={type=string, default=ERICSSON}, " +
 125             "csarVersion={type=string, default=v1.0}, csarProvider={type=string, default=ERICSSON}, " +
 126             "id={type=string, default=vMME}, version={type=string, default=v1.0}, csarType={type=string, default=NFAR}}, " +
 127             "requirements=[{virtualLink={" +
 128             (bounds == null ? "" : "occurrences=[" + String.join(", ", bounds) +   "], ") +
 129             "capability=tosca.capabilities.network.Linkable}}]}", NodeType.class);
 130     List<Map<String, RequirementDefinition>> requirements = nodeType.getRequirements();
 131     return requirements.get(0).get(VIRTUAL_LINK).getOccurrences();
 132   }
 133
 134   private FileContentHandler createFileContentHandlerFromInput(String inputFilesPath)
 135       throws IOException {
 136     URL inputFilesUrl = this.getClass().getResource(inputFilesPath);
 137     String path = inputFilesUrl.getPath();
 138     File directory = new File(path);
 139     File[] listFiles = directory.listFiles();
 140
 141     FileContentHandler fileContentHandler = new FileContentHandler();
 142     insertFilesIntoFileContentHandler(listFiles, fileContentHandler);
 143     return fileContentHandler;
 144   }
 145
 146   private void insertFilesIntoFileContentHandler(File[] listFiles,
 147                                                  FileContentHandler fileContentHandler)
 148       throws IOException {
 149     byte[] fileContent;
 150     if(CollectionUtils.isEmpty(fileContentHandler.getFileList())) {
 151       fileContentHandler.setFiles(new HashMap<>());
 152     }
 153
 154     for (File file : listFiles) {
 155       if(!file.isDirectory()) {
 156         try (FileInputStream fis = new FileInputStream(file)) {
 157           fileContent = FileUtils.toByteArray(fis);
 158           fileContentHandler.addFile(file.getPath(), fileContent);
 159         }
 160       }else{
 161         File[] currFileList = file.listFiles();
 162         insertFilesIntoFileContentHandler(currFileList, fileContentHandler);
 163       }
 164
 165     }
 166   }
 167
 168   private void checkSTResults(
 169       Map<String, ServiceTemplate> expectedOutserviceTemplates,
 170       ServiceTemplate gloablSubstitutionServiceTemplate, ServiceTemplate mainServiceTemplate) {
 171     YamlUtil yamlUtil = new YamlUtil();
 172     if (Objects.nonNull(gloablSubstitutionServiceTemplate)) {
 173       assertEquals("difference global substitution service template: ",
 174           yamlUtil.objectToYaml(expectedOutserviceTemplates.get(globalStName)),
 175           yamlUtil.objectToYaml(gloablSubstitutionServiceTemplate));
 176     }
 177     if (Objects.nonNull(mainServiceTemplate)) {
 178       assertEquals("difference main service template: ",
 179           yamlUtil.objectToYaml(expectedOutserviceTemplates.get(mainStName)),
 180           yamlUtil.objectToYaml(mainServiceTemplate));
 181     }
 182   }
 183
 184   public static void loadServiceTemplates(String serviceTemplatesPath,
 185                                           ToscaExtensionYamlUtil toscaExtensionYamlUtil,
 186                                           Map<String, ServiceTemplate> serviceTemplates)
 187       throws IOException {
 188     URL urlFile = ToscaConverterImplTest.class.getResource(serviceTemplatesPath);
 189     if (urlFile != null) {
 190       File pathFile = new File(urlFile.getFile());
 191       File[] files = pathFile.listFiles();
 192       if (files != null) {
 193         addServiceTemplateFiles(serviceTemplates, files, toscaExtensionYamlUtil);
 194       } else {
 195         throw new NotDirectoryException(serviceTemplatesPath);
 196       }
 197     } else {
 198       throw new NotDirectoryException(serviceTemplatesPath);
 199     }
 200   }
 201
 202   private static void addServiceTemplateFiles(Map<String, ServiceTemplate> serviceTemplates,
 203                                               File[] files,
 204                                               ToscaExtensionYamlUtil toscaExtensionYamlUtil)
 205       throws IOException {
 206     for (File file : files) {
 207       try (InputStream yamlFile = new FileInputStream(file)) {
 208         ServiceTemplate serviceTemplateFromYaml =
 209             toscaExtensionYamlUtil.yamlToObject(yamlFile, ServiceTemplate.class);
 210         createConcreteRequirementObjectsInServiceTemplate(serviceTemplateFromYaml, toscaExtensionYamlUtil);
 211         serviceTemplates.put(file.getName(), serviceTemplateFromYaml);
 212         try {
 213           yamlFile.close();
 214         } catch (IOException ignore) {
 215         }
 216       }
 217     }
 218   }
 219
 220   private static void createConcreteRequirementObjectsInServiceTemplate(ServiceTemplate
 221                                                                             serviceTemplateFromYaml,
 222                                                                         ToscaExtensionYamlUtil
 223                                                                             toscaExtensionYamlUtil) {
 224
 225     if (serviceTemplateFromYaml == null
 226         || serviceTemplateFromYaml.getTopology_template() == null
 227         || serviceTemplateFromYaml.getTopology_template().getNode_templates() == null) {
 228       return;
 229     }
 230
 231     //Creating concrete objects
 232     Map<String, NodeTemplate> nodeTemplates =
 233         serviceTemplateFromYaml.getTopology_template().getNode_templates();
 234     for (Map.Entry<String, NodeTemplate> entry : nodeTemplates.entrySet()) {
 235       NodeTemplate nodeTemplate = entry.getValue();
 236       List<Map<String, RequirementAssignment>> requirements = nodeTemplate.getRequirements();
 237       List<Map<String, RequirementAssignment>> concreteRequirementList = new ArrayList<>();
 238       if (requirements != null) {
 239         ListIterator<Map<String, RequirementAssignment>> reqListIterator = requirements
 240             .listIterator();
 241         while (reqListIterator.hasNext()){
 242           Map<String, RequirementAssignment> requirement = reqListIterator.next();
 243           Map<String, RequirementAssignment> concreteRequirement = new HashMap<>();
 244           for (Map.Entry<String, RequirementAssignment> reqEntry : requirement.entrySet()) {
 245             RequirementAssignment requirementAssignment = (toscaExtensionYamlUtil
 246                 .yamlToObject(toscaExtensionYamlUtil.objectToYaml(reqEntry.getValue()),
 247                     RequirementAssignment.class));
 248             concreteRequirement.put(reqEntry.getKey(), requirementAssignment);
 249             concreteRequirementList.add(concreteRequirement);
 250             reqListIterator.remove();
 251           }
 252         }
 253         requirements.clear();
 254         requirements.addAll(concreteRequirementList);
 255         nodeTemplate.setRequirements(requirements);
 256       }
 257       System.out.println();
 258       //toscaExtensionYamlUtil.yamlToObject(nodeTemplate, NodeTemplate.class);
 259     }
 260   }
 261 }