runners/spark/3/src/test/java/org/apache/beam/runners/spark/structuredstreaming/translation/streaming/SimpleSourceTest.java

/*
 * 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
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 */
package org.apache.beam.runners.spark.structuredstreaming.translation.streaming;

import java.io.Serializable;
import org.apache.beam.runners.spark.structuredstreaming.SparkStructuredStreamingPipelineOptions;
import org.apache.beam.runners.spark.structuredstreaming.SparkStructuredStreamingRunner;
import org.apache.beam.sdk.Pipeline;
import org.apache.beam.sdk.io.GenerateSequence;
import org.apache.beam.sdk.options.PipelineOptionsFactory;
import org.junit.BeforeClass;
import org.junit.ClassRule;
import org.junit.Ignore;
import org.junit.Test;
import org.junit.rules.TemporaryFolder;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;

/** Test class for beam to spark source translation. */
@RunWith(JUnit4.class)
public class SimpleSourceTest implements Serializable {
  private static Pipeline pipeline;
  @ClassRule public static final TemporaryFolder TEMPORARY_FOLDER = new TemporaryFolder();

  @BeforeClass
  public static void beforeClass() {
    SparkStructuredStreamingPipelineOptions options =
        PipelineOptionsFactory.create().as(SparkStructuredStreamingPipelineOptions.class);
    options.setRunner(SparkStructuredStreamingRunner.class);
    options.setTestMode(true);
    pipeline = Pipeline.create(options);
  }

  @Ignore
  @Test
  public void testUnboundedSource() {
    // produces an unbounded PCollection of longs from 0 to Long.MAX_VALUE which elements
    // have processing time as event timestamps.
    pipeline.apply(GenerateSequence.from(0L));
    pipeline.run();
  }
}