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.testing;
  
  import static org.junit.Assert.assertTrue;
  
  import org.apache.beam.sdk.Pipeline;
  import org.apache.beam.sdk.PipelineResult;
  import org.apache.beam.sdk.PipelineRunner;
  import org.apache.beam.sdk.options.PipelineOptions;
  import org.apache.beam.sdk.options.PipelineOptionsFactory;
  import org.apache.beam.sdk.transforms.Create;
  import org.junit.Rule;
  import org.junit.Test;
  import org.junit.rules.ExpectedException;
  import org.junit.runner.RunWith;
  import org.junit.runners.JUnit4;
  
  /** Tests for {@link CrashingRunner}. */
  @RunWith(JUnit4.class)
  public class CrashingRunnerTest {
    @Rule public ExpectedException thrown = ExpectedException.none();
  
    @Test
    public void fromOptionsCreatesInstance() {
      PipelineOptions opts = PipelineOptionsFactory.create();
      opts.setRunner(CrashingRunner.class);
      PipelineRunner<? extends PipelineResult> runner = PipelineRunner.fromOptions(opts);
  
      assertTrue("Should have created a CrashingRunner", runner instanceof CrashingRunner);
    }
  
    @Test
    public void applySucceeds() {
      PipelineOptions opts = PipelineOptionsFactory.create();
      opts.setRunner(CrashingRunner.class);
  
      Pipeline p = Pipeline.create(opts);
      p.apply(Create.of(1, 2, 3));
    }
  
    @Test
    public void runThrows() {
      PipelineOptions opts = PipelineOptionsFactory.create();
      opts.setRunner(CrashingRunner.class);
  
      Pipeline p = Pipeline.create(opts);
      p.apply(Create.of(1, 2, 3));
  
      thrown.expect(IllegalArgumentException.class);
      thrown.expectMessage("Cannot call #run");
      thrown.expectMessage(TestPipeline.PROPERTY_BEAM_TEST_PIPELINE_OPTIONS);
  
      p.run();
    }
  }
  