hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/api/TestTimelineEntityGroupId.java

/**
 * 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.yarn.api;

import org.apache.hadoop.yarn.api.records.ApplicationId;
import org.apache.hadoop.yarn.api.records.timeline.TimelineEntityGroupId;
import org.junit.Assert;
import org.junit.Test;

public class TestTimelineEntityGroupId {

  @Test
  public void testTimelineEntityGroupId() {
    ApplicationId appId1 = ApplicationId.newInstance(1234, 1);
    ApplicationId appId2 = ApplicationId.newInstance(1234, 2);
    TimelineEntityGroupId group1 = TimelineEntityGroupId.newInstance(appId1, "1");
    TimelineEntityGroupId group2 = TimelineEntityGroupId.newInstance(appId1, "2");
    TimelineEntityGroupId group3 = TimelineEntityGroupId.newInstance(appId2, "1");
    TimelineEntityGroupId group4 = TimelineEntityGroupId.newInstance(appId1, "1");

    Assert.assertTrue(group1.equals(group4));
    Assert.assertFalse(group1.equals(group2));
    Assert.assertFalse(group1.equals(group3));

    Assert.assertTrue(group1.compareTo(group4) == 0);
    Assert.assertTrue(group1.compareTo(group2) < 0);
    Assert.assertTrue(group1.compareTo(group3) < 0);

    Assert.assertTrue(group1.hashCode() == group4.hashCode());
    Assert.assertFalse(group1.hashCode() == group2.hashCode());
    Assert.assertFalse(group1.hashCode() == group3.hashCode());

    Assert.assertEquals("timelineEntityGroupId_1234_1_1", group1.toString());
    Assert.assertEquals(TimelineEntityGroupId.fromString("timelineEntityGroupId_1234_1_1"), group1);
  }
}