content: /*
   * 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.beam.runners.core.metrics;
  
  import static org.hamcrest.MatcherAssert.assertThat;
  import static org.hamcrest.Matchers.containsString;
  import static org.hamcrest.Matchers.hasEntry;
  import static org.junit.Assert.assertEquals;
  
  import java.util.HashMap;
  import org.joda.time.Duration;
  import org.junit.Test;
  import org.junit.runner.RunWith;
  import org.junit.runners.JUnit4;
  
  /** Tests for {@link SimpleExecutionState}. */
  @RunWith(JUnit4.class)
  public class SimpleExecutionStateTest {
  
    @Test
    public void testLabelsAndNameAreExtracted() {
      String stateName = "myState";
      HashMap<String, String> labelsMetadata = new HashMap<String, String>();
      labelsMetadata.put("k1", "v1");
      labelsMetadata.put("k2", "v2");
      SimpleExecutionState testObject = new SimpleExecutionState(stateName, null, labelsMetadata);
  
      assertEquals(testObject.getStateName(), stateName);
      assertEquals(2, testObject.getLabels().size());
      assertThat(testObject.getLabels(), hasEntry("k1", "v1"));
      assertThat(testObject.getLabels(), hasEntry("k2", "v2"));
    }
  
    @Test
    public void testTakeSampleIncrementsTotal() {
      SimpleExecutionState testObject = new SimpleExecutionState("myState", null, null);
      assertEquals(0, testObject.getTotalMillis());
      testObject.takeSample(10);
      assertEquals(10, testObject.getTotalMillis());
      testObject.takeSample(5);
      assertEquals(15, testObject.getTotalMillis());
  
      testObject.reset();
      assertEquals(0, testObject.getTotalMillis());
    }
  
    @Test
    public void testGetLullReturnsARelevantMessageWithStepName() {
      HashMap<String, String> labelsMetadata = new HashMap<String, String>();
      labelsMetadata.put(MonitoringInfoConstants.Labels.PTRANSFORM, "myPTransform");
      SimpleExecutionState testObject = new SimpleExecutionState("myState", null, labelsMetadata);
      String message = testObject.getLullMessage(new Thread(), Duration.millis(100_000));
      assertThat(message, containsString("myState"));
      assertThat(message, containsString("myPTransform"));
    }
  
    @Test
    public void testGetLullReturnsARelevantMessageWithoutStepNameWithNullLabels() {
      SimpleExecutionState testObject = new SimpleExecutionState("myState", null, null);
      String message = testObject.getLullMessage(new Thread(), Duration.millis(100_000));
      assertThat(message, containsString("myState"));
    }
  
    @Test
    public void testGetLullReturnsARelevantMessageWithoutStepName() {
      HashMap<String, String> labelsMetadata = new HashMap<String, String>();
      SimpleExecutionState testObject = new SimpleExecutionState("myState", null, labelsMetadata);
      String message = testObject.getLullMessage(new Thread(), Duration.millis(100_000));
      assertThat(message, containsString("myState"));
    }
  }
  