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.dataflow.worker;
  
  import static org.apache.beam.sdk.values.WindowedValues.valueInGlobalWindow;
  import static org.hamcrest.MatcherAssert.assertThat;
  import static org.hamcrest.Matchers.contains;
  
  import java.util.ArrayList;
  import java.util.List;
  import org.apache.beam.runners.dataflow.util.CloudObject;
  import org.apache.beam.runners.dataflow.util.PropertyNames;
  import org.apache.beam.runners.dataflow.worker.util.WorkerPropertyNames;
  import org.apache.beam.runners.dataflow.worker.util.common.worker.ParDoFn;
  import org.apache.beam.sdk.coders.BigEndianIntegerCoder;
  import org.apache.beam.sdk.util.CoderUtils;
  import org.apache.beam.sdk.util.StringUtils;
  import org.apache.beam.sdk.values.KV;
  import org.apache.beam.vendor.guava.v32_1_2_jre.com.google.common.collect.ImmutableMap;
  import org.junit.Test;
  import org.junit.runner.RunWith;
  import org.junit.runners.JUnit4;
  
  /** Tests for {@link PairWithConstantKeyDoFnFactory}. */
  @RunWith(JUnit4.class)
  public class PairWithConstantKeyDoFnFactoryTest {
    @Test
    public void testConversionOfRecord() throws Exception {
      ParDoFn parDoFn =
          new PairWithConstantKeyDoFnFactory()
              .create(
                  null /* pipeline options */,
                  CloudObject.fromSpec(
                      ImmutableMap.of(
                          PropertyNames.OBJECT_TYPE_NAME, "PairWithConstantKeyDoFn",
                          WorkerPropertyNames.ENCODED_KEY,
                              StringUtils.byteArrayToJsonString(
                                  CoderUtils.encodeToByteArray(BigEndianIntegerCoder.of(), 42)),
                          PropertyNames.ENCODING,
                              ImmutableMap.of(
                                  PropertyNames.OBJECT_TYPE_NAME, "kind:fixed_big_endian_int32"))),
                  null /* side input infos */,
                  null /* main output tag */,
                  null /* output tag to receiver index */,
                  null /* exection context */,
                  null /* operation context */);
  
      List<Object> outputReceiver = new ArrayList<>();
      parDoFn.startBundle(outputReceiver::add);
      parDoFn.processElement(valueInGlobalWindow(43));
      assertThat(outputReceiver, contains(valueInGlobalWindow(KV.of(42, 43))));
    }
  }
  