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.util.proto;
  
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertNotSame;
  import static org.junit.Assert.assertSame;
  
  import alluxio.proto.meta.Block.BlockLocation;
  
  import org.junit.Test;
  
  public class BlockLocationUtilsTest {
    @Test
    public void testBlockLocationCached() {
      BlockLocation location1 = BlockLocationUtils.getCached(1, "HDD", "SSD");
      assertEquals("HDD", location1.getTier());
      assertEquals("SSD", location1.getMediumType());
      assertEquals(1, location1.getWorkerId());
  
      BlockLocation location2 = BlockLocationUtils.getCached(1, "HDD", "SSD");
      assertSame(location1, location2);
      assertEquals(location1, location2);
  
      BlockLocation location3 = BlockLocationUtils.getCached(location2);
      assertSame(location1, location3);
      assertEquals(location1, location3);
  
      BlockLocationUtils.evictByWorkerId(1);
  
      BlockLocation location4 = BlockLocationUtils.getCached(1, "HDD", "SSD");
      assertNotSame(location1, location4);
      assertEquals(location1, location4);
    }
  
    @Test(expected = IllegalStateException.class)
    public void testInvalidValue() {
      BlockLocationUtils.getCached(1, "INVALID", "SSD");
    }
  }
  