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 java.io.Serializable;
  import java.util.Collections;
  import java.util.EnumSet;
  import java.util.List;
  import java.util.Optional;
  import org.apache.beam.runners.direct.CommittedResult.OutputType;
  import org.apache.beam.sdk.coders.VarIntCoder;
  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.transforms.PTransform;
  import org.apache.beam.sdk.transforms.resourcehints.ResourceHints;
  import org.apache.beam.sdk.values.PBegin;
  import org.apache.beam.sdk.values.PCollection;
  import org.apache.beam.sdk.values.PDone;
  import org.apache.beam.sdk.values.PValues;
  import org.apache.beam.sdk.values.WindowedValues;
  import org.apache.beam.sdk.values.WindowingStrategy;
  import org.apache.beam.vendor.guava.v32_1_2_jre.com.google.common.collect.ImmutableList;
  import org.hamcrest.Matchers;
  import org.joda.time.Instant;
  import org.junit.Rule;
  import org.junit.Test;
  import org.junit.runner.RunWith;
  import org.junit.runners.JUnit4;
  
  /** Tests for {@link CommittedResult}. */
  @RunWith(JUnit4.class)
  public class CommittedResultTest implements Serializable {
  
    @Rule
    public transient TestPipeline p = TestPipeline.create().enableAbandonedNodeEnforcement(false);
  
    private transient PCollection<Integer> created = p.apply(Create.of(1, 2));
    private transient AppliedPTransform<?, ?, ?> transform =
        AppliedPTransform.<PBegin, PDone, PTransform<PBegin, PDone>>of(
            "foo",
            PValues.expandInput(p.begin()),
            PValues.expandOutput(PDone.in(p)),
            new PTransform<PBegin, PDone>() {
              @Override
              public PDone expand(PBegin begin) {
                throw new IllegalArgumentException("Should never be applied");
              }
            },
            ResourceHints.create(),
            p);
    private transient BundleFactory bundleFactory = ImmutableListBundleFactory.create();
  
    @Test
    public void getTransformExtractsFromResult() {
      CommittedResult<AppliedPTransform<?, ?, ?>> result =
          CommittedResult.create(
              StepTransformResult.withoutHold(transform).build(),
              Optional.empty(),
              Collections.emptyList(),
              EnumSet.noneOf(OutputType.class));
  
      assertThat(result.getExecutable(), Matchers.<AppliedPTransform<?, ?, ?>>equalTo(transform));
    }
  
    @Test
    public void getUncommittedElementsEqualInput() {
      CommittedBundle<Integer> bundle =
          bundleFactory
              .createBundle(created)
              .add(WindowedValues.valueInGlobalWindow(2))
              .commit(Instant.now());
      CommittedResult<AppliedPTransform<?, ?, ?>> result =
          CommittedResult.create(
              StepTransformResult.withoutHold(transform).build(),
              Optional.of(bundle),
              Collections.emptyList(),
              EnumSet.noneOf(OutputType.class));
  
      assertThat(result.getUnprocessedInputs().get(), Matchers.equalTo(bundle));
    }
  
    @Test
    public void getUncommittedElementsNull() {
      CommittedResult<AppliedPTransform<?, ?, ?>> result =
          CommittedResult.create(
              StepTransformResult.withoutHold(transform).build(),
              Optional.empty(),
              Collections.emptyList(),
              EnumSet.noneOf(OutputType.class));
  
      assertThat(result.getUnprocessedInputs(), Matchers.equalTo(Optional.empty()));
    }
  
    @Test
    public void getOutputsEqualInput() {
      List<? extends CommittedBundle<Integer>> outputs =
          ImmutableList.of(
              bundleFactory
                  .createBundle(
                      PCollection.createPrimitiveOutputInternal(
                          p,
                          WindowingStrategy.globalDefault(),
                          PCollection.IsBounded.BOUNDED,
                          VarIntCoder.of()))
                  .commit(Instant.now()),
              bundleFactory
                  .createBundle(
                      PCollection.createPrimitiveOutputInternal(
                          p,
                          WindowingStrategy.globalDefault(),
                          PCollection.IsBounded.UNBOUNDED,
                          VarIntCoder.of()))
                  .commit(Instant.now()));
      CommittedResult<AppliedPTransform<?, ?, ?>> result =
          CommittedResult.create(
              StepTransformResult.withoutHold(transform).build(),
              Optional.empty(),
              outputs,
              EnumSet.of(OutputType.BUNDLE, OutputType.PCOLLECTION_VIEW));
  
      assertThat(result.getOutputs(), Matchers.containsInAnyOrder(outputs.toArray()));
    }
  }
  