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.cli.fsadmin;
  
  import alluxio.Constants;
  
  import org.junit.Assert;
  import org.junit.Test;
  
  /**
   * Unit tests on {@link FileSystemAdminShellUtils}.
   */
  public class FileSystemAdminShellUtilsTest {
  
    @Test
    public void compareTierNames() {
      Assert.assertTrue("MEM should be placed before SSD",
          FileSystemAdminShellUtils.compareTierNames(Constants.MEDIUM_MEM, Constants.MEDIUM_SSD) < 0);
      Assert.assertTrue("MEM should be placed before HDD",
          FileSystemAdminShellUtils.compareTierNames(Constants.MEDIUM_MEM, Constants.MEDIUM_HDD) < 0);
      Assert.assertTrue("HDD should be placed after SSD",
          FileSystemAdminShellUtils.compareTierNames(Constants.MEDIUM_HDD, Constants.MEDIUM_SSD) > 0);
      Assert.assertTrue("HDD should be placed before DOM",
          FileSystemAdminShellUtils.compareTierNames("DOM", Constants.MEDIUM_HDD) > 0);
      Assert.assertTrue("RAM should be placed after DOM",
          FileSystemAdminShellUtils.compareTierNames("RAM", "DOM") > 0);
    }
  }
  