/*
 * 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.hadoop.ozone.container.keyvalue.impl;

import static org.apache.hadoop.ozone.container.common.ContainerTestUtils.WRITE_STAGE;
import static org.junit.jupiter.api.Assertions.assertNotNull;

import org.apache.hadoop.ozone.common.ChunkBufferToByteString;
import org.apache.hadoop.ozone.container.keyvalue.ContainerLayoutTestInfo;
import org.apache.hadoop.ozone.container.keyvalue.interfaces.ChunkManager;
import org.junit.jupiter.api.Test;

/**
 * Tests for ChunkManagerDummyImpl.
 */
public class TestChunkManagerDummyImpl extends AbstractTestChunkManager {

  @Override
  protected ContainerLayoutTestInfo getStrategy() {
    return ContainerLayoutTestInfo.DUMMY;
  }

  @Test
  public void dummyManagerDoesNotWriteToFile() throws Exception {
    ChunkManager subject = createTestSubject();

    subject.writeChunk(getKeyValueContainer(), getBlockID(), getChunkInfo(),
        getData(), WRITE_STAGE);

    checkChunkFileCount(0);
  }

  @Test
  public void dummyManagerReadsAnyChunk() throws Exception {
    ChunkManager dummy = createTestSubject();

    final ChunkBufferToByteString dataRead = dummy.readChunk(getKeyValueContainer(),
        getBlockID(), getChunkInfo(), null);

    assertNotNull(dataRead);
  }
}
