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.sdk.util.construction;
  
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertFalse;
  import static org.junit.Assert.assertTrue;
  
  import java.util.Collections;
  import org.apache.beam.sdk.coders.Coder;
  import org.apache.beam.sdk.coders.StringUtf8Coder;
  import org.apache.beam.sdk.testing.CoderProperties;
  import org.apache.beam.sdk.transforms.windowing.GlobalWindow;
  import org.apache.beam.sdk.transforms.windowing.PaneInfo;
  import org.joda.time.Instant;
  import org.junit.Test;
  import org.junit.runner.RunWith;
  import org.junit.runners.JUnit4;
  
  /** Tests for {@link Timer}. */
  @RunWith(JUnit4.class)
  public class TimerTest {
    private static final Instant FIRE_TIME = new Instant(123L);
    private static final Instant HOLD_TIME = new Instant(456L);
  
    @Test
    public void testClearTimer() {
      Timer<String> clearedTimer =
          Timer.cleared("timer", "tag", Collections.singleton(GlobalWindow.INSTANCE));
      assertTrue(clearedTimer.getClearBit());
      assertEquals("timer", clearedTimer.getUserKey());
      assertEquals("tag", clearedTimer.getDynamicTimerTag());
      assertEquals(Collections.singleton(GlobalWindow.INSTANCE), clearedTimer.getWindows());
    }
  
    @Test
    public void testTimer() {
      Timer<String> timer =
          Timer.of(
              "key",
              "tag",
              Collections.singleton(GlobalWindow.INSTANCE),
              FIRE_TIME,
              HOLD_TIME,
              PaneInfo.NO_FIRING);
      assertEquals("key", timer.getUserKey());
      assertEquals("tag", timer.getDynamicTimerTag());
      assertEquals(FIRE_TIME, timer.getFireTimestamp());
      assertEquals(HOLD_TIME, timer.getHoldTimestamp());
      assertEquals(Collections.singleton(GlobalWindow.INSTANCE), timer.getWindows());
      assertEquals(PaneInfo.NO_FIRING, timer.getPaneInfo());
      assertFalse(timer.getClearBit());
    }
  
    @Test
    public void testTimerCoderWithInconsistentWithEqualsComponentCoders() throws Exception {
      Coder<Timer<String>> coder = Timer.Coder.of(StringUtf8Coder.of(), GlobalWindow.Coder.INSTANCE);
      CoderProperties.coderSerializable(coder);
      CoderProperties.structuralValueDecodeEncodeEqual(
          coder,
          Timer.of(
              "key",
              "tag",
              Collections.singleton(GlobalWindow.INSTANCE),
              FIRE_TIME,
              HOLD_TIME,
              PaneInfo.NO_FIRING));
      CoderProperties.structuralValueDecodeEncodeEqual(
          coder, Timer.cleared("key", "tag", Collections.singleton(GlobalWindow.INSTANCE)));
      CoderProperties.structuralValueConsistentWithEquals(
          coder,
          Timer.of(
              "key",
              "tag",
              Collections.singleton(GlobalWindow.INSTANCE),
              FIRE_TIME,
              HOLD_TIME,
              PaneInfo.NO_FIRING),
          Timer.of(
              "key",
              "tag",
              Collections.singleton(GlobalWindow.INSTANCE),
              FIRE_TIME,
              HOLD_TIME,
              PaneInfo.NO_FIRING));
      CoderProperties.structuralValueConsistentWithEquals(
          coder,
          Timer.cleared("key", "tag", Collections.singleton(GlobalWindow.INSTANCE)),
          Timer.cleared("key", "tag", Collections.singleton(GlobalWindow.INSTANCE)));
    }
  
    @Test
    public void testTimerCoderWithConsistentWithEqualsComponentCoders() throws Exception {
      Coder<Timer<String>> coder = Timer.Coder.of(StringUtf8Coder.of(), GlobalWindow.Coder.INSTANCE);
      CoderProperties.coderDecodeEncodeEqual(
          coder,
          Timer.of(
              "key",
              "tag",
              Collections.singletonList(GlobalWindow.INSTANCE),
              FIRE_TIME,
              HOLD_TIME,
              PaneInfo.NO_FIRING));
      CoderProperties.coderDecodeEncodeEqual(
          coder, Timer.cleared("key", "tag", Collections.singletonList(GlobalWindow.INSTANCE)));
      CoderProperties.coderConsistentWithEquals(
          coder,
          Timer.of(
              "key",
              "tag",
              Collections.singletonList(GlobalWindow.INSTANCE),
              FIRE_TIME,
              HOLD_TIME,
              PaneInfo.NO_FIRING),
          Timer.of(
              "key",
              "tag",
              Collections.singletonList(GlobalWindow.INSTANCE),
              FIRE_TIME,
              HOLD_TIME,
              PaneInfo.NO_FIRING));
      CoderProperties.coderConsistentWithEquals(
          coder,
          Timer.cleared("key", "tag", Collections.singletonList(GlobalWindow.INSTANCE)),
          Timer.cleared("key", "tag", Collections.singletonList(GlobalWindow.INSTANCE)));
      CoderProperties.coderDeterministic(
          coder,
          Timer.of(
              "key",
              "tag",
              Collections.singletonList(GlobalWindow.INSTANCE),
              FIRE_TIME,
              HOLD_TIME,
              PaneInfo.NO_FIRING),
          Timer.of(
              "key",
              "tag",
              Collections.singletonList(GlobalWindow.INSTANCE),
              FIRE_TIME,
              HOLD_TIME,
              PaneInfo.NO_FIRING));
      CoderProperties.coderDeterministic(
          coder,
          Timer.cleared("key", "tag", Collections.singletonList(GlobalWindow.INSTANCE)),
          Timer.cleared("key", "tag", Collections.singletonList(GlobalWindow.INSTANCE)));
    }
  }
  