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.transforms.windowing;
  
  import static org.junit.Assert.assertEquals;
  
  import org.junit.Test;
  import org.junit.runner.RunWith;
  import org.junit.runners.JUnit4;
  
  /** Tests the {@link AfterWatermark} triggers. */
  @RunWith(JUnit4.class)
  public class AfterWatermarkTest {
  
    @Test
    public void testFromEndOfWindowToString() {
      Trigger trigger = AfterWatermark.pastEndOfWindow();
      assertEquals("AfterWatermark.pastEndOfWindow()", trigger.toString());
    }
  
    @Test
    public void testEarlyFiringsToString() {
      Trigger trigger = AfterWatermark.pastEndOfWindow().withEarlyFirings(StubTrigger.named("t1"));
  
      assertEquals("AfterWatermark.pastEndOfWindow().withEarlyFirings(t1)", trigger.toString());
    }
  
    @Test
    public void testLateFiringsToString() {
      Trigger trigger = AfterWatermark.pastEndOfWindow().withLateFirings(StubTrigger.named("t1"));
  
      assertEquals("AfterWatermark.pastEndOfWindow().withLateFirings(t1)", trigger.toString());
    }
  
    @Test
    public void testEarlyAndLateFiringsToString() {
      Trigger trigger =
          AfterWatermark.pastEndOfWindow()
              .withEarlyFirings(StubTrigger.named("t1"))
              .withLateFirings(StubTrigger.named("t2"));
  
      assertEquals(
          "AfterWatermark.pastEndOfWindow().withEarlyFirings(t1).withLateFirings(t2)",
          trigger.toString());
    }
  
    @Test
    public void testToStringExcludesNeverTrigger() {
      Trigger trigger =
          AfterWatermark.pastEndOfWindow()
              .withEarlyFirings(Never.ever())
              .withLateFirings(Never.ever());
  
      assertEquals("AfterWatermark.pastEndOfWindow()", trigger.toString());
    }
  }
  