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.providers;
  
  import java.util.ArrayList;
  import java.util.List;
  import org.apache.beam.sdk.providers.GenerateSequenceSchemaTransformProvider.GenerateSequenceConfiguration;
  import org.apache.beam.sdk.schemas.transforms.SchemaTransform;
  import org.apache.beam.sdk.testing.NeedsRunner;
  import org.apache.beam.sdk.testing.PAssert;
  import org.apache.beam.sdk.testing.TestPipeline;
  import org.apache.beam.sdk.values.PCollectionRowTuple;
  import org.apache.beam.sdk.values.Row;
  import org.junit.Rule;
  import org.junit.Test;
  import org.junit.experimental.categories.Category;
  import org.junit.runner.RunWith;
  import org.junit.runners.JUnit4;
  
  @RunWith(JUnit4.class)
  public class GenerateSequenceSchemaTransformProviderTest {
    @Rule public transient TestPipeline p = TestPipeline.create();
  
    @Test
    @Category(NeedsRunner.class)
    public void testGenerateSequence() {
      GenerateSequenceConfiguration config =
          GenerateSequenceConfiguration.builder().setStart(0L).setEnd(10L).build();
      SchemaTransform sequence = new GenerateSequenceSchemaTransformProvider().from(config);
  
      List<Row> expected = new ArrayList<>(10);
      for (long i = 0L; i < 10L; i++) {
        expected.add(
            Row.withSchema(GenerateSequenceSchemaTransformProvider.OUTPUT_SCHEMA)
                .withFieldValue("value", i)
                .build());
      }
  
      PAssert.that(
              PCollectionRowTuple.empty(p)
                  .apply(sequence)
                  .get(GenerateSequenceSchemaTransformProvider.OUTPUT_ROWS_TAG))
          .containsInAnyOrder(expected);
      p.run();
    }
  }
  