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   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you under the Apache License, Version 2.0 (the
   * "License"); you may not use this file except in compliance
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   * <p>
   * http://www.apache.org/licenses/LICENSE-2.0
   * <p>
   * Unless required by applicable law or agreed to in writing, software
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   * See the License for the specific language governing permissions and
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  package org.apache.atlas.repository.migration;
  
  import org.apache.atlas.model.typedef.AtlasTypesDef;
  import org.apache.atlas.repository.graphdb.janus.migration.TypesDefScrubber;
  import org.apache.atlas.type.AtlasType;
  import org.apache.commons.io.FileUtils;
  import org.testng.SkipException;
  import org.testng.annotations.BeforeClass;
  import org.testng.annotations.Test;
  
  import java.io.File;
  import java.io.IOException;
  import java.nio.file.Paths;
  import java.util.Map;
  
  import static org.apache.atlas.repository.graphdb.janus.migration.TypesDefScrubber.LEGACY_TYPE_NAME_PREFIX;
  import static org.testng.Assert.assertEquals;
  import static org.testng.Assert.assertNotNull;
  import static org.testng.Assert.assertTrue;
  
  public class TypesDefScrubberTest {
      private static final String resourcesDirRelativePath = "/src/test/resources/";
      private static final String LEGACY_TYPESDEF_JSON     = "legacy-typesdef.json";
  
      private String resourceDir;
  
      @BeforeClass
      public void setup() {
          resourceDir = System.getProperty("user.dir") + resourcesDirRelativePath;
      }
  
      @Test
      public void performScrub() {
          TypesDefScrubber typesDefScrubber = new TypesDefScrubber();
          AtlasTypesDef    td               = getTypesDefFromFile(LEGACY_TYPESDEF_JSON);
  
          int traitPrayIndex = 1;
          int vendorPIIIndex = 2;
          int financeIndex   = 3;
  
          int classificationTraitPrayIndex = 0;
          int classificationVendorPiiIndex = 2;
          int classificationFinancendex    = 3;
  
          String expectedTraitPrayStructName = TypesDefScrubber.getLegacyTypeNameForStructDef(td.getClassificationDefs().get(classificationTraitPrayIndex).getName());
          String expectedVendorPIIStructName = TypesDefScrubber.getLegacyTypeNameForStructDef(td.getClassificationDefs().get(classificationVendorPiiIndex).getName());
          String expectedFinanceStructName   = TypesDefScrubber.getLegacyTypeNameForStructDef(td.getClassificationDefs().get(classificationFinancendex).getName());
  
          assertNewTypesDef(typesDefScrubber.scrub(td), traitPrayIndex, vendorPIIIndex, financeIndex, expectedTraitPrayStructName, expectedVendorPIIStructName, expectedFinanceStructName);
  
          assertTraitMap(typesDefScrubber, td, classificationTraitPrayIndex, expectedTraitPrayStructName, 0);
          assertTraitMap(typesDefScrubber, td, classificationVendorPiiIndex, expectedVendorPIIStructName, 1);
          assertTraitMap(typesDefScrubber, td, classificationFinancendex, expectedFinanceStructName, 2);
      }
  
      protected AtlasTypesDef getTypesDefFromFile(String s) {
          File f = new File(getFilePath(s));
  
          try {
              return AtlasType.fromJson(FileUtils.readFileToString(f), AtlasTypesDef.class);
          } catch (IOException e) {
              throw new SkipException("getTypesDefFromFile: " + s, e);
          }
      }
  
      protected String getFilePath(String fileName) {
          return Paths.get(resourceDir, fileName).toString();
      }
  
      private void assertTraitMap(TypesDefScrubber typesDefScrubber, AtlasTypesDef td, int classificationIndex, String expectedStructName, int attrIndex) {
          String label = typesDefScrubber.getEdgeLabel(td.getEntityDefs().get(0).getName(), td.getEntityDefs().get(0).getAttributeDefs().get(attrIndex).getName());
  
          assertTrue(typesDefScrubber.getTraitToTypeMap().containsKey(label));
          assertEquals(typesDefScrubber.getTraitToTypeMap().get(label).getTypeName(), td.getClassificationDefs().get(classificationIndex).getName());
          assertEquals(typesDefScrubber.getTraitToTypeMap().get(label).getLegacyTypeName(), expectedStructName);
      }
  
      private void assertTraitMap(Map<String, TypesDefScrubber.ClassificationToStructDefName> traitToTypeMap, AtlasTypesDef td) {
      }
  
      private void assertNewTypesDef(AtlasTypesDef newTypes, int traitPrayIndex, int vendorPIIIndex, int financeIndex, String expectedTraitPrayStructName, String expectedVendorPIIStructName, String expectedFinanceStructName) {
          assertNotNull(newTypes);
          assertEquals(newTypes.getStructDefs().size(), 4);
  
          assertTrue(newTypes.getStructDefs().get(traitPrayIndex).getName().contains(LEGACY_TYPE_NAME_PREFIX));
          assertTrue(newTypes.getStructDefs().get(vendorPIIIndex).getName().contains(LEGACY_TYPE_NAME_PREFIX));
          assertTrue(newTypes.getStructDefs().get(financeIndex).getName().contains(LEGACY_TYPE_NAME_PREFIX));
  
          assertEquals(newTypes.getStructDefs().get(traitPrayIndex).getName(), expectedTraitPrayStructName);
          assertEquals(newTypes.getStructDefs().get(vendorPIIIndex).getName(), expectedVendorPIIStructName);
          assertEquals(newTypes.getStructDefs().get(financeIndex).getName(), expectedFinanceStructName);
  
          assertEquals(newTypes.getStructDefs().get(1).getAttributeDefs().size(), 1);
          assertEquals(newTypes.getEntityDefs().get(0).getAttributeDefs().get(0).getTypeName(), expectedTraitPrayStructName);
          assertEquals(newTypes.getEntityDefs().get(0).getAttributeDefs().get(1).getTypeName(), String.format("array<%s>", expectedVendorPIIStructName));
          assertEquals(newTypes.getEntityDefs().get(0).getAttributeDefs().get(2).getTypeName(), String.format("map<String,%s>", expectedFinanceStructName));
      }
  }
  