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.raft;
  
  import org.apache.kafka.common.message.KRaftVersionRecord;
  import org.apache.kafka.common.message.LeaderChangeMessage;
  import org.apache.kafka.common.message.SnapshotFooterRecord;
  import org.apache.kafka.common.message.SnapshotHeaderRecord;
  import org.apache.kafka.common.message.VotersRecord;
  import org.apache.kafka.common.protocol.ApiMessage;
  import org.apache.kafka.common.record.ControlRecordType;
  
  import org.junit.jupiter.api.Test;
  import org.mockito.Mockito;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertThrows;
  
  public final class ControlRecordTest {
      @Test
      void testCtr() {
          // Valid constructions
          ControlRecord.of(new LeaderChangeMessage());
          ControlRecord.of(new SnapshotHeaderRecord());
          ControlRecord.of(new SnapshotFooterRecord());
          ControlRecord.of(new KRaftVersionRecord());
          ControlRecord.of(new VotersRecord());
  
          // Invalid constructions
          assertThrows(
              IllegalArgumentException.class,
              () -> ControlRecord.of(Mockito.mock(ApiMessage.class))
          );
      }
  
      @Test
      void testControlRecordTypeValues() {
          // If this test fails then it means that ControlRecordType was changed. Please review the
          // implementation for ControlRecord to see if it needs to be updated based on the changes
          // to ControlRecordType.
          assertEquals(8, ControlRecordType.values().length);
      }
  }
  