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.extensions.ordered.combiner;
  
  import static org.junit.Assert.assertEquals;
  
  import java.io.ByteArrayInputStream;
  import java.io.ByteArrayOutputStream;
  import java.io.IOException;
  import org.apache.beam.sdk.extensions.ordered.combiner.SequenceRangeAccumulator.SequenceRangeAccumulatorCoder;
  import org.joda.time.Instant;
  import org.junit.Test;
  
  public class SequenceRangeAccumulatorCoderTest {
  
    private SequenceRangeAccumulatorCoder coder = SequenceRangeAccumulatorCoder.of();
  
    @Test
    public void testEncodingEmptyAccumulator() throws IOException {
      SequenceRangeAccumulator empty = new SequenceRangeAccumulator();
  
      doTestEncodingAndDecoding(empty);
    }
  
    @Test
    public void testEncodingAccumulatorWithoutInitialSequence() throws IOException {
      SequenceRangeAccumulator accumulator = new SequenceRangeAccumulator();
      accumulator.add(1, Instant.now(), false);
      accumulator.add(2, Instant.now(), false);
      accumulator.add(3, Instant.now(), false);
      accumulator.add(5, Instant.now(), false);
      accumulator.add(6, Instant.now(), false);
  
      doTestEncodingAndDecoding(accumulator);
    }
  
    @Test
    public void testEncodingAccumulatorWithInitialSequence() throws IOException {
      SequenceRangeAccumulator accumulator = new SequenceRangeAccumulator();
      accumulator.add(1, Instant.now(), true);
      accumulator.add(2, Instant.now(), false);
      accumulator.add(3, Instant.now(), false);
      accumulator.add(5, Instant.now(), false);
      accumulator.add(6, Instant.now(), false);
  
      doTestEncodingAndDecoding(accumulator);
    }
  
    private void doTestEncodingAndDecoding(SequenceRangeAccumulator value) throws IOException {
      ByteArrayOutputStream output = new ByteArrayOutputStream();
      coder.encode(value, output);
  
      SequenceRangeAccumulator decoded = coder.decode(new ByteArrayInputStream(output.toByteArray()));
      assertEquals("Accumulator", value, decoded);
    }
  }
  