runners/java-fn-execution/src/test/java/org/apache/beam/runners/fnexecution/translation/PipelineTranslatorUtilsTest.java

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 * 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
 *
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package org.apache.beam.runners.fnexecution.translation;

import static org.hamcrest.core.Is.is;
import static org.junit.Assert.assertThat;

import java.util.Arrays;
import java.util.List;
import java.util.Map;
import org.apache.beam.vendor.guava.v26_0_jre.com.google.common.collect.BiMap;
import org.apache.beam.vendor.guava.v26_0_jre.com.google.common.collect.ImmutableMap;
import org.junit.Test;

/** Tests for {@link PipelineTranslatorUtils}. */
public class PipelineTranslatorUtilsTest {

  @Test
  public void testOutputMapCreation() {
    List<String> outputs = Arrays.asList("output1", "output2", "output3");
    BiMap<String, Integer> outputMap = PipelineTranslatorUtils.createOutputMap(outputs);
    Map<Object, Object> expected =
        ImmutableMap.builder().put("output1", 0).put("output2", 1).put("output3", 2).build();
    assertThat(outputMap, is(expected));
  }
}