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.direct;
  
  import static org.hamcrest.MatcherAssert.assertThat;
  import static org.hamcrest.Matchers.containsInAnyOrder;
  import static org.hamcrest.Matchers.emptyIterable;
  import static org.hamcrest.Matchers.hasItem;
  
  import org.apache.beam.runners.direct.CommittedResult.OutputType;
  import org.apache.beam.sdk.runners.AppliedPTransform;
  import org.apache.beam.sdk.testing.TestPipeline;
  import org.apache.beam.sdk.transforms.Create;
  import org.apache.beam.sdk.values.PCollection;
  import org.junit.Before;
  import org.junit.Rule;
  import org.junit.Test;
  import org.junit.runner.RunWith;
  import org.junit.runners.JUnit4;
  
  /** Tests for {@link StepTransformResult}. */
  @RunWith(JUnit4.class)
  public class StepTransformResultTest {
    private AppliedPTransform<?, ?, ?> transform;
    private BundleFactory bundleFactory;
    private PCollection<Integer> pc;
  
    @Rule public TestPipeline p = TestPipeline.create().enableAbandonedNodeEnforcement(false);
  
    @Before
    public void setup() {
      pc = p.apply(Create.of(1, 2, 3));
      transform = DirectGraphs.getGraph(p).getProducer(pc);
  
      bundleFactory = ImmutableListBundleFactory.create();
    }
  
    @Test
    public void producedBundlesProducedOutputs() {
      UncommittedBundle<Integer> bundle = bundleFactory.createBundle(pc);
      TransformResult<Integer> result =
          StepTransformResult.<Integer>withoutHold(transform).addOutput(bundle).build();
  
      assertThat(result.getOutputBundles(), containsInAnyOrder(bundle));
    }
  
    @Test
    public void withAdditionalOutputProducedOutputs() {
      TransformResult<Integer> result =
          StepTransformResult.<Integer>withoutHold(transform)
              .withAdditionalOutput(OutputType.PCOLLECTION_VIEW)
              .build();
  
      assertThat(result.getOutputTypes(), containsInAnyOrder(OutputType.PCOLLECTION_VIEW));
    }
  
    @Test
    public void producedBundlesAndAdditionalOutputProducedOutputs() {
      TransformResult<Integer> result =
          StepTransformResult.<Integer>withoutHold(transform)
              .addOutput(bundleFactory.createBundle(pc))
              .withAdditionalOutput(OutputType.PCOLLECTION_VIEW)
              .build();
  
      assertThat(result.getOutputTypes(), hasItem(OutputType.PCOLLECTION_VIEW));
    }
  
    @Test
    public void noBundlesNoAdditionalOutputProducedOutputsFalse() {
      TransformResult<Integer> result = StepTransformResult.<Integer>withoutHold(transform).build();
  
      assertThat(result.getOutputTypes(), emptyIterable());
    }
  }
  