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.common.protocol.types;
  
  import org.apache.kafka.common.compress.Compression;
  import org.apache.kafka.common.record.MemoryRecords;
  import org.apache.kafka.common.record.SimpleRecord;
  
  import org.junit.jupiter.api.Test;
  
  import java.nio.ByteBuffer;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertNull;
  
  public class TypeTest {
  
      @Test
      public void testEmptyRecordsSerde() {
          ByteBuffer buffer = ByteBuffer.allocate(4);
          Type.RECORDS.write(buffer, MemoryRecords.EMPTY);
          buffer.flip();
          assertEquals(4, Type.RECORDS.sizeOf(MemoryRecords.EMPTY));
          assertEquals(4, buffer.limit());
          assertEquals(MemoryRecords.EMPTY, Type.RECORDS.read(buffer));
      }
  
      @Test
      public void testNullRecordsSerde() {
          ByteBuffer buffer = ByteBuffer.allocate(4);
          Type.RECORDS.write(buffer, null);
          buffer.flip();
          assertEquals(4, Type.RECORDS.sizeOf(MemoryRecords.EMPTY));
          assertEquals(4, buffer.limit());
          assertNull(Type.RECORDS.read(buffer));
      }
  
      @Test
      public void testRecordsSerde() {
          MemoryRecords records = MemoryRecords.withRecords(Compression.NONE,
              new SimpleRecord("foo".getBytes()),
              new SimpleRecord("bar".getBytes()));
          ByteBuffer buffer = ByteBuffer.allocate(Type.RECORDS.sizeOf(records));
          Type.RECORDS.write(buffer, records);
          buffer.flip();
          assertEquals(records, Type.RECORDS.read(buffer));
      }
  
      @Test
      public void testEmptyCompactRecordsSerde() {
          ByteBuffer buffer = ByteBuffer.allocate(4);
          Type.COMPACT_RECORDS.write(buffer, MemoryRecords.EMPTY);
          buffer.flip();
          assertEquals(1, Type.COMPACT_RECORDS.sizeOf(MemoryRecords.EMPTY));
          assertEquals(1, buffer.limit());
          assertEquals(MemoryRecords.EMPTY, Type.COMPACT_RECORDS.read(buffer));
      }
  
      @Test
      public void testNullCompactRecordsSerde() {
          ByteBuffer buffer = ByteBuffer.allocate(4);
          Type.COMPACT_RECORDS.write(buffer, null);
          buffer.flip();
          assertEquals(1, Type.COMPACT_RECORDS.sizeOf(MemoryRecords.EMPTY));
          assertEquals(1, buffer.limit());
          assertNull(Type.COMPACT_RECORDS.read(buffer));
      }
  
      @Test
      public void testCompactRecordsSerde() {
          MemoryRecords records = MemoryRecords.withRecords(Compression.NONE,
              new SimpleRecord("foo".getBytes()),
              new SimpleRecord("bar".getBytes()));
          ByteBuffer buffer = ByteBuffer.allocate(Type.COMPACT_RECORDS.sizeOf(records));
          Type.COMPACT_RECORDS.write(buffer, records);
          buffer.flip();
          assertEquals(records, Type.COMPACT_RECORDS.read(buffer));
      }
  
  }
  