content: /*
   * 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
   *
   *    http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package org.apache.kafka.connect.connector;
  
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  
  import java.util.ArrayList;
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  
  public abstract class ConnectorTest {
  
      protected ConnectorContext context;
      protected Connector connector;
      protected AssertableConnector assertableConnector;
  
      @BeforeEach
      public void beforeEach() {
          connector = createConnector();
          context = createContext();
          assertableConnector = (AssertableConnector) connector;
      }
  
      @Test
      public void shouldInitializeContext() {
          connector.initialize(context);
          assertableConnector.assertInitialized();
          assertableConnector.assertContext(context);
          assertableConnector.assertTaskConfigs(null);
      }
  
      @Test
      public void shouldInitializeContextWithTaskConfigs() {
          List<Map<String, String>> taskConfigs = new ArrayList<>();
          connector.initialize(context, taskConfigs);
          assertableConnector.assertInitialized();
          assertableConnector.assertContext(context);
          assertableConnector.assertTaskConfigs(taskConfigs);
      }
  
      @Test
      public void shouldStopAndStartWhenReconfigure() {
          Map<String, String> props = new HashMap<>();
          connector.initialize(context);
          assertableConnector.assertContext(context);
          assertableConnector.assertStarted(false);
          assertableConnector.assertStopped(false);
          connector.reconfigure(props);
          assertableConnector.assertStarted(true);
          assertableConnector.assertStopped(true);
          assertableConnector.assertProperties(props);
      }
  
      protected abstract ConnectorContext createContext();
  
      protected abstract Connector createConnector();
  
      public interface AssertableConnector {
  
          void assertContext(ConnectorContext expected);
  
          void assertInitialized();
  
          void assertTaskConfigs(List<Map<String, String>> expectedTaskConfigs);
  
          void assertStarted(boolean expected);
  
          void assertStopped(boolean expected);
  
          void assertProperties(Map<String, String> expected);
      }
  }