content: /*
   * The Alluxio Open Foundation licenses this work under the Apache License, version 2.0
   * (the "License"). You may not use this work except in compliance with the License, which is
   * available at www.apache.org/licenses/LICENSE-2.0
   *
   * This software is distributed on an "AS IS" basis, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
   * either express or implied, as more fully set forth in the License.
   *
   * See the NOTICE file distributed with this work for information regarding copyright ownership.
   */
  
  package alluxio.job.plan.persist;
  
  import alluxio.util.CommonUtils;
  
  import com.fasterxml.jackson.databind.ObjectMapper;
  import org.junit.Assert;
  import org.junit.Test;
  
  import java.util.Random;
  
  /**
   * Test {@link PersistConfig}.
   */
  public final class PersistConfigTest {
    @Test
    public void jsonTest() throws Exception {
      PersistConfig config = createRandom();
      ObjectMapper mapper = new ObjectMapper();
      PersistConfig other = mapper.readValue(mapper.writeValueAsString(config), PersistConfig.class);
      checkEquality(config, other);
    }
  
    @Test
    public void nullTest() {
      try {
        new PersistConfig(null, -1, true, "");
        Assert.fail("Cannot create config with null path");
      } catch (NullPointerException exception) {
        Assert.assertEquals("The file path cannot be null", exception.getMessage());
      }
    }
  
    public static PersistConfig createRandom() {
      Random random = new Random();
      String path = "/" + CommonUtils.randomAlphaNumString(random.nextInt(10));
      String ufsPath = "/" + CommonUtils.randomAlphaNumString(random.nextInt(10));
      long mountId = random.nextLong();
      return new PersistConfig(path, mountId, random.nextBoolean(), ufsPath);
    }
  
    public void checkEquality(PersistConfig a, PersistConfig b) {
      Assert.assertEquals(a.getFilePath(), b.getFilePath());
      Assert.assertEquals(a.getUfsPath(), b.getUfsPath());
      Assert.assertEquals(a.getMountId(), b.getMountId());
      Assert.assertEquals(a.isOverwrite(), b.isOverwrite());
      Assert.assertEquals(a, b);
    }
  }
  