gerrit.onap Code Review - sdc.git/blob

   1 package org.openecomp.core.converter.impl;
   2
   3 import org.apache.commons.collections.CollectionUtils;
   4 import org.junit.Assert;
   5 import org.junit.Ignore;
   6 import org.junit.Test;
   7 import org.openecomp.core.converter.ToscaConverter;
   8 import org.openecomp.core.impl.ToscaConverterImpl;
   9 import org.openecomp.core.utilities.file.FileContentHandler;
  10 import org.openecomp.core.utilities.file.FileUtils;
  11 import org.openecomp.core.utilities.json.JsonUtil;
  12 import org.openecomp.sdc.tosca.datatypes.ToscaServiceModel;
  13 import org.openecomp.sdc.tosca.datatypes.model.NodeTemplate;
  14 import org.openecomp.sdc.tosca.datatypes.model.NodeType;
  15 import org.openecomp.sdc.tosca.datatypes.model.RequirementAssignment;
  16 import org.openecomp.sdc.tosca.datatypes.model.RequirementDefinition;
  17 import org.openecomp.sdc.tosca.datatypes.model.ServiceTemplate;
  18 import org.openecomp.sdc.tosca.services.ToscaExtensionYamlUtil;
  19 import org.openecomp.sdc.tosca.services.YamlUtil;
  20
  21 import java.io.File;
  22 import java.io.FileInputStream;
  23 import java.io.IOException;
  24 import java.io.InputStream;
  25 import java.net.URL;
  26 import java.nio.file.NotDirectoryException;
  27 import java.util.ArrayList;
  28 import java.util.Arrays;
  29 import java.util.HashMap;
  30 import java.util.List;
  31 import java.util.ListIterator;
  32 import java.util.Map;
  33 import java.util.Objects;
  34
  35 import static org.junit.Assert.assertEquals;
  36 import static org.openecomp.core.converter.datatypes.Constants.globalStName;
  37 import static org.openecomp.core.converter.datatypes.Constants.mainStName;
  38
  39 public class ToscaConverterImplTest {
  40
  41   private static final ToscaConverter toscaConverter = new ToscaConverterImpl();
  42   private static final String VIRTUAL_LINK = "virtualLink";
  43   private static final String UNBOUNDED = "UNBOUNDED";
  44   private static final String BASE_DIR = "/mock/toscaConverter";
  45
  46
  47   @Test
  48   public void testConvertMainSt() throws IOException {
  49     String inputFilesPath = BASE_DIR + "/convertMainSt/in";
  50     String outputFilesPath = BASE_DIR + "/convertMainSt/out";
  51
  52     convertAndValidate(inputFilesPath, outputFilesPath);
  53   }
  54
  55   @Test
  56   public void testNodesConversion() throws IOException {
  57     String inputFilesPath = BASE_DIR + "/convertCsar/in";
  58     String outputFilesPath = BASE_DIR + "/convertCsar/out";
  59
  60     convertAndValidate(inputFilesPath, outputFilesPath);
  61   }
  62
  63   @Test
  64   public void testParameterConversion() throws IOException {
  65     String inputFilesPath = BASE_DIR + "/convertParameters/in";
  66     String outputFilesPath = BASE_DIR + "/convertParameters/out";
  67
  68     convertAndValidate(inputFilesPath, outputFilesPath);
  69   }
  70
  71   @Test
  72   public void testConversionWithInt() throws IOException {
  73     String inputFilesPath = BASE_DIR + "/conversionWithInt/in";
  74     String outputFilesPath = BASE_DIR + "/conversionWithInt/out";
  75
  76     convertAndValidate(inputFilesPath, outputFilesPath);
  77   }
  78
  79   @Test
  80   public void testOccurrencesUpperString() {
  81     Object[] occurrences = buildOccurrences("0", UNBOUNDED);
  82     Assert.assertEquals(occurrences[0], 0);
  83     Assert.assertEquals(occurrences[1], UNBOUNDED);
  84   }
  85
  86   @Test
  87   public void testOccurrencesAsInts() {
  88     Object[] occurrences = buildOccurrences("0", "1");
  89     Assert.assertEquals(occurrences[0], 0);
  90     Assert.assertEquals(occurrences[1], 1);
  91   }
  92
  93   @Test
  94   public void testOccurrencesAsStrings() {
  95     String test = "TEST_A";
  96     Object[] occurrences = buildOccurrences(UNBOUNDED, test);
  97     Assert.assertEquals(occurrences[0], UNBOUNDED);
  98     Assert.assertEquals(occurrences[1], test);
  99   }
 100
 101   @Test
 102   public void testOccurrencesLowerString() {
 103     Object[] occurrences = buildOccurrences(UNBOUNDED, "100");
 104     Assert.assertEquals(occurrences[0], UNBOUNDED);
 105     Assert.assertEquals(occurrences[1], 100);
 106   }
 107
 108   @Test
 109   public void testOccurrencesEmpty() {
 110     Object[] occurrences = buildOccurrences();
 111     Assert.assertEquals(occurrences.length, 0);
 112   }
 113
 114   @Test
 115   public void testOccurrencesMany() {
 116     String test = "TEST_B";
 117     Object[] occurrences = buildOccurrences("1", "2", test);
 118     Assert.assertEquals(occurrences[0], 1);
 119     Assert.assertEquals(occurrences[1], 2);
 120     Assert.assertEquals(occurrences[2], test);
 121   }
 122
 123   @Test
 124   public void testDefaultOccurrences() {
 125     Object[] occurrences = buildOccurrences((List<String>) null);
 126     Assert.assertEquals(1, occurrences[0]);
 127     Assert.assertEquals(1, occurrences[1]);
 128   }
 129
 130   private Object[] buildOccurrences(String... bounds) {
 131     return buildOccurrences(Arrays.asList(bounds));
 132   }
 133
 134   private void convertAndValidate(String inputFilesPath, String outputFilesPath)
 135       throws IOException {
 136     FileContentHandler fileContentHandler =
 137         createFileContentHandlerFromInput(inputFilesPath);
 138
 139     ToscaServiceModel toscaServiceModel = toscaConverter.convert(fileContentHandler);
 140     validateConvertorOutput(outputFilesPath, toscaServiceModel);
 141   }
 142
 143   private void validateConvertorOutput(String outputFilesPath, ToscaServiceModel toscaServiceModel)
 144       throws IOException {
 145     ServiceTemplate mainSt = toscaServiceModel.getServiceTemplates().get(mainStName);
 146     Map<String, ServiceTemplate> expectedOutserviceTemplates = new HashMap<>();
 147     loadServiceTemplates(outputFilesPath, new ToscaExtensionYamlUtil(),
 148         expectedOutserviceTemplates);
 149
 150     checkSTResults(expectedOutserviceTemplates, null, mainSt);
 151   }
 152
 153   private Object[] buildOccurrences(List<String> bounds) {
 154     NodeType nodeType = JsonUtil.json2Object("{derived_from=tosca.nodes.Root, description=MME_VFC, " +
 155             "properties={vendor={type=string, default=ERICSSON}, " +
 156             "csarVersion={type=string, default=v1.0}, csarProvider={type=string, default=ERICSSON}, " +
 157             "id={type=string, default=vMME}, version={type=string, default=v1.0}, csarType={type=string, default=NFAR}}, " +
 158             "requirements=[{virtualLink={" +
 159             (bounds == null ? "" : "occurrences=[" + String.join(", ", bounds) +   "], ") +
 160             "capability=tosca.capabilities.network.Linkable}}]}", NodeType.class);
 161     List<Map<String, RequirementDefinition>> requirements = nodeType.getRequirements();
 162     return requirements.get(0).get(VIRTUAL_LINK).getOccurrences();
 163   }
 164
 165   private FileContentHandler createFileContentHandlerFromInput(String inputFilesPath)
 166       throws IOException {
 167     URL inputFilesUrl = this.getClass().getResource(inputFilesPath);
 168     String path = inputFilesUrl.getPath();
 169     File directory = new File(path);
 170     File[] listFiles = directory.listFiles();
 171
 172     FileContentHandler fileContentHandler = new FileContentHandler();
 173     insertFilesIntoFileContentHandler(listFiles, fileContentHandler);
 174     return fileContentHandler;
 175   }
 176
 177   private void insertFilesIntoFileContentHandler(File[] listFiles,
 178                                                  FileContentHandler fileContentHandler)
 179       throws IOException {
 180     byte[] fileContent;
 181     if(CollectionUtils.isEmpty(fileContentHandler.getFileList())) {
 182       fileContentHandler.setFiles(new HashMap<>());
 183     }
 184
 185     for (File file : listFiles) {
 186       if(!file.isDirectory()) {
 187         try (FileInputStream fis = new FileInputStream(file)) {
 188           fileContent = FileUtils.toByteArray(fis);
 189           fileContentHandler.addFile(file.getPath(), fileContent);
 190         }
 191       }else{
 192         File[] currFileList = file.listFiles();
 193         insertFilesIntoFileContentHandler(currFileList, fileContentHandler);
 194       }
 195
 196     }
 197   }
 198
 199   private void checkSTResults(
 200       Map<String, ServiceTemplate> expectedOutserviceTemplates,
 201       ServiceTemplate gloablSubstitutionServiceTemplate, ServiceTemplate mainServiceTemplate) {
 202     YamlUtil yamlUtil = new YamlUtil();
 203     if (Objects.nonNull(gloablSubstitutionServiceTemplate)) {
 204       assertEquals("difference global substitution service template: ",
 205           yamlUtil.objectToYaml(expectedOutserviceTemplates.get(globalStName)),
 206           yamlUtil.objectToYaml(gloablSubstitutionServiceTemplate));
 207     }
 208     if (Objects.nonNull(mainServiceTemplate)) {
 209       assertEquals("difference main service template: ",
 210           yamlUtil.objectToYaml(expectedOutserviceTemplates.get(mainStName)),
 211           yamlUtil.objectToYaml(mainServiceTemplate));
 212     }
 213   }
 214
 215   public static void loadServiceTemplates(String serviceTemplatesPath,
 216                                           ToscaExtensionYamlUtil toscaExtensionYamlUtil,
 217                                           Map<String, ServiceTemplate> serviceTemplates)
 218       throws IOException {
 219     URL urlFile = ToscaConverterImplTest.class.getResource(serviceTemplatesPath);
 220     if (urlFile != null) {
 221       File pathFile = new File(urlFile.getFile());
 222       File[] files = pathFile.listFiles();
 223       if (files != null) {
 224         addServiceTemplateFiles(serviceTemplates, files, toscaExtensionYamlUtil);
 225       } else {
 226         throw new NotDirectoryException(serviceTemplatesPath);
 227       }
 228     } else {
 229       throw new NotDirectoryException(serviceTemplatesPath);
 230     }
 231   }
 232
 233   private static void addServiceTemplateFiles(Map<String, ServiceTemplate> serviceTemplates,
 234                                               File[] files,
 235                                               ToscaExtensionYamlUtil toscaExtensionYamlUtil) throws IOException {
 236
 237     for (File file : files) {
 238
 239       try (InputStream yamlFile = new FileInputStream(file)) {
 240         ServiceTemplate serviceTemplateFromYaml =
 241             toscaExtensionYamlUtil.yamlToObject(yamlFile, ServiceTemplate.class);
 242         createConcreteRequirementObjectsInServiceTemplate(serviceTemplateFromYaml, toscaExtensionYamlUtil);
 243         serviceTemplates.put(file.getName(), serviceTemplateFromYaml);
 244       }
 245     }
 246   }
 247
 248   private static void createConcreteRequirementObjectsInServiceTemplate(ServiceTemplate
 249                                                                             serviceTemplateFromYaml,
 250                                                                         ToscaExtensionYamlUtil
 251                                                                             toscaExtensionYamlUtil) {
 252
 253     if (serviceTemplateFromYaml == null
 254         || serviceTemplateFromYaml.getTopology_template() == null
 255         || serviceTemplateFromYaml.getTopology_template().getNode_templates() == null) {
 256       return;
 257     }
 258
 259     //Creating concrete objects
 260     Map<String, NodeTemplate> nodeTemplates =
 261         serviceTemplateFromYaml.getTopology_template().getNode_templates();
 262     for (Map.Entry<String, NodeTemplate> entry : nodeTemplates.entrySet()) {
 263       NodeTemplate nodeTemplate = entry.getValue();
 264       List<Map<String, RequirementAssignment>> requirements = nodeTemplate.getRequirements();
 265       List<Map<String, RequirementAssignment>> concreteRequirementList = new ArrayList<>();
 266       if (requirements != null) {
 267         ListIterator<Map<String, RequirementAssignment>> reqListIterator = requirements
 268             .listIterator();
 269         while (reqListIterator.hasNext()){
 270           Map<String, RequirementAssignment> requirement = reqListIterator.next();
 271           Map<String, RequirementAssignment> concreteRequirement = new HashMap<>();
 272           for (Map.Entry<String, RequirementAssignment> reqEntry : requirement.entrySet()) {
 273             RequirementAssignment requirementAssignment = (toscaExtensionYamlUtil
 274                 .yamlToObject(toscaExtensionYamlUtil.objectToYaml(reqEntry.getValue()),
 275                     RequirementAssignment.class));
 276             concreteRequirement.put(reqEntry.getKey(), requirementAssignment);
 277             concreteRequirementList.add(concreteRequirement);
 278             reqListIterator.remove();
 279           }
 280         }
 281         requirements.clear();
 282         requirements.addAll(concreteRequirementList);
 283         nodeTemplate.setRequirements(requirements);
 284       }
 285       System.out.println();
 286       //toscaExtensionYamlUtil.yamlToObject(nodeTemplate, NodeTemplate.class);
 287     }
 288   }
 289 }