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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
   * with the License.  You may obtain a copy of the License at
   * <p>
   * http://www.apache.org/licenses/LICENSE-2.0
   * <p>
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
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   * See the License for the specific language governing permissions and
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  package org.apache.atlas.repository.impexp;
  
  import org.apache.atlas.TestModules;
  import org.apache.atlas.exception.AtlasBaseException;
  import org.apache.atlas.model.impexp.AtlasServer;
  import org.apache.atlas.model.instance.AtlasObjectId;
  import org.apache.atlas.repository.Constants;
  import org.apache.atlas.store.AtlasTypeDefStore;
  import org.apache.atlas.type.AtlasTypeRegistry;
  import org.testng.annotations.BeforeClass;
  import org.testng.annotations.Guice;
  import org.testng.annotations.Test;
  
  import javax.inject.Inject;
  
  import java.io.IOException;
  import java.util.HashMap;
  import java.util.Map;
  
  import static org.apache.atlas.repository.Constants.ATTR_NAME_REFERENCEABLE;
  import static org.apache.atlas.utils.TestLoadModelUtils.loadBaseModel;
  import static org.testng.Assert.assertEquals;
  import static org.testng.Assert.assertNotEquals;
  import static org.testng.Assert.assertNotNull;
  
  @Guice(modules = TestModules.TestOnlyModule.class)
  public class AtlasServerServiceTest {
      private static final String TOP_LEVEL_ENTITY_NAME = "db1@cl1";
      private static final String SERVER_NAME           = "testCl1";
      private static final String TARGET_SERVER_NAME    = "testCl2";
      private static final String QUALIFIED_NAME_STOCKS = "stocks@cl1";
      private static final String TYPE_HIVE_DB          = "hive_db";
  
      @Inject
      private AtlasTypeDefStore typeDefStore;
  
      @Inject
      private AtlasTypeRegistry typeRegistry;
  
      @Inject
      private AtlasServerService atlasServerService;
  
      private String topLevelEntityGuid = "AAA-BBB-CCC";
  
      @BeforeClass
      public void setup() throws IOException, AtlasBaseException {
          loadBaseModel(typeDefStore, typeRegistry);
      }
  
      @Test
      public void saveAndRetrieveServerInfo() throws AtlasBaseException {
          AtlasServer expected  = getServer(SERVER_NAME + "_1", TOP_LEVEL_ENTITY_NAME, "EXPORT", 0L, TARGET_SERVER_NAME);
          AtlasServer expected2 = getServer(TARGET_SERVER_NAME + "_1", TOP_LEVEL_ENTITY_NAME, "IMPORT", 0L, TARGET_SERVER_NAME);
          AtlasServer expected3 = getServer(TARGET_SERVER_NAME + "_3", TOP_LEVEL_ENTITY_NAME, "IMPORT", 0, TARGET_SERVER_NAME);
  
          AtlasServer actual   = atlasServerService.save(expected);
          AtlasServer actual2  = atlasServerService.save(expected2);
          AtlasServer actual3  = atlasServerService.save(expected3);
          AtlasServer actual2x = atlasServerService.get(expected2);
  
          assertNotNull(actual.getGuid());
          assertNotNull(actual2.getGuid());
          assertNotEquals(actual.getGuid(), actual2.getGuid());
          assertNotEquals(actual2.getGuid(), actual3.getGuid());
  
          assertEquals(actual2.getGuid(), actual2x.getGuid());
  
          assertEquals(actual.getName(), expected.getName());
          assertEquals(actual.getFullName(), expected.getFullName());
      }
  
      @Test
      public void verifyAdditionalInfo() throws AtlasBaseException {
          final long expectedLastModifiedTimestamp = 200L;
  
          AtlasServer   expectedCluster   = atlasServerService.getCreateAtlasServer(SERVER_NAME, SERVER_NAME);
          String        qualifiedNameAttr = Constants.QUALIFIED_NAME.replace(ATTR_NAME_REFERENCEABLE, "");
          AtlasObjectId objectId          = new AtlasObjectId(TYPE_HIVE_DB, qualifiedNameAttr, QUALIFIED_NAME_STOCKS);
  
          expectedCluster.setAdditionalInfoRepl(topLevelEntityGuid, expectedLastModifiedTimestamp);
  
          AtlasServer actualCluster = atlasServerService.save(expectedCluster);
  
          assertEquals(actualCluster.getName(), expectedCluster.getName());
  
          int actualModifiedTimestamp = (int) actualCluster.getAdditionalInfoRepl(topLevelEntityGuid);
  
          assertEquals(actualModifiedTimestamp, expectedLastModifiedTimestamp);
      }
  
      private AtlasServer getServer(String serverName, String topLevelEntity, String operation, long nextModifiedTimestamp, String targetServerName) {
          AtlasServer         cluster = new AtlasServer(serverName, serverName);
          Map<String, String> syncMap = new HashMap<>();
  
          syncMap.put("topLevelEntity", topLevelEntity);
          syncMap.put("operation", operation);
          syncMap.put("nextModifiedTimestamp", Long.toString(nextModifiedTimestamp));
          syncMap.put("targetCluster", targetServerName);
  
          cluster.setAdditionalInfo(syncMap);
  
          return cluster;
      }
  }
  