@@ -0,0 +1,2511 @@
+/*%0A * Licensed to the Apache Software Foundation (ASF) under one%0A * or more contributor license agreements.  See the NOTICE file%0A * distributed with this work for additional information%0A * regarding copyright ownership.  The ASF licenses this file%0A * to you under the Apache License, Version 2.0 (the%0A * %22License%22); you may not use this file except in compliance%0A * with the License.  You may obtain a copy of the License at%0A *%0A *     http://www.apache.org/licenses/LICENSE-2.0%0A *%0A * Unless required by applicable law or agreed to in writing, software%0A * distributed under the License is distributed on an %22AS IS%22 BASIS,%0A * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.%0A * See the License for the specific language governing permissions and%0A * limitations under the License.%0A */%0Apackage org.apache.beam.runners.spark.structuredstreaming.translation.batch;%0A%0Aimport java.io.Serializable;%0Aimport org.apache.beam.runners.spark.structuredstreaming.SparkPipelineOptions;%0Aimport org.apache.beam.runners.spark.structuredstreaming.SparkRunner;%0Aimport org.apache.beam.sdk.Pipeline;%0Aimport org.apache.beam.sdk.options.PipelineOptions;%0Aimport org.apache.beam.sdk.options.PipelineOptionsFactory;%0Aimport org.apache.beam.sdk.transforms.Create;%0Aimport org.apache.beam.sdk.transforms.Flatten;%0Aimport org.apache.beam.sdk.transforms.windowing.FixedWindows;%0Aimport org.apache.beam.sdk.transforms.windowing.Sessions;%0Aimport org.apache.beam.sdk.transforms.windowing.SlidingWindows;%0Aimport org.apache.beam.sdk.transforms.windowing.Window;%0Aimport org.apache.beam.sdk.values.PCollection;%0Aimport org.apache.beam.sdk.values.PCollectionList;%0Aimport org.joda.time.Duration;%0Aimport org.junit.BeforeClass;%0Aimport org.junit.Test;%0Aimport org.junit.runner.RunWith;%0Aimport org.junit.runners.JUnit4;%0A%0A/** Test class for beam to spark window assign translation. */%0A@RunWith(JUnit4.class)%0Apublic class WindowAssignTest implements Serializable %7B%0A  private static Pipeline pipeline;%0A%0A  @BeforeClass%0A  public static void beforeClass() %7B%0A    PipelineOptions options = PipelineOptionsFactory.create().as(SparkPipelineOptions.class);%0A    options.setRunner(SparkRunner.class);%0A    pipeline = Pipeline.create(options);%0A  %7D%0A%0A  @Test%0A  public void testWindowAssign() %7B%0A    PCollection%3CInteger%3E input = pipeline.apply(Create.of(1, 2, 3, 4, 5, 6, 7, 8, 9, 10));%0A    // test with a merging window because more complicated%0A    input.apply(Window.into(Sessions.withGapDuration(Duration.standardMinutes(10L))));%0A    pipeline.run();%0A  %7D%0A%7D%0A

Implement WindowAssignTest