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.managed;
  
  import static org.junit.Assert.assertThrows;
  
  import java.nio.file.Paths;
  import java.util.Arrays;
  import java.util.List;
  import java.util.stream.Collectors;
  import org.apache.beam.sdk.Pipeline;
  import org.apache.beam.sdk.managed.testing.TestSchemaTransformProvider;
  import org.apache.beam.sdk.schemas.Schema;
  import org.apache.beam.sdk.testing.PAssert;
  import org.apache.beam.sdk.testing.TestPipeline;
  import org.apache.beam.sdk.transforms.Create;
  import org.apache.beam.sdk.values.PBegin;
  import org.apache.beam.sdk.values.PCollection;
  import org.apache.beam.sdk.values.PCollectionRowTuple;
  import org.apache.beam.sdk.values.PCollectionTuple;
  import org.apache.beam.sdk.values.PInput;
  import org.apache.beam.sdk.values.Row;
  import org.apache.beam.vendor.guava.v32_1_2_jre.com.google.common.collect.ImmutableMap;
  import org.junit.Rule;
  import org.junit.Test;
  import org.junit.rules.ExpectedException;
  import org.junit.runner.RunWith;
  import org.junit.runners.JUnit4;
  
  @RunWith(JUnit4.class)
  public class ManagedTest {
    @Rule public transient ExpectedException thrown = ExpectedException.none();
  
    @Test
    public void testInvalidTransform() {
      thrown.expect(NullPointerException.class);
      thrown.expectMessage("An unsupported source was specified");
      Managed.read("nonexistent-source");
  
      thrown.expect(NullPointerException.class);
      thrown.expectMessage("An unsupported sink was specified");
      Managed.write("nonexistent-sink");
    }
  
    @Rule public TestPipeline pipeline = TestPipeline.create();
  
    private static final Schema SCHEMA =
        Schema.builder().addStringField("str").addInt32Field("int").build();
    private static final List<Row> ROWS =
        Arrays.asList(
            Row.withSchema(SCHEMA).withFieldValue("str", "a").withFieldValue("int", 1).build(),
            Row.withSchema(SCHEMA).withFieldValue("str", "b").withFieldValue("int", 2).build(),
            Row.withSchema(SCHEMA).withFieldValue("str", "c").withFieldValue("int", 3).build());
  
    @Test
    public void testResolveInputToPCollectionRowTuple() {
      Pipeline p = Pipeline.create();
      List<PInput> inputTypes =
          Arrays.asList(
              PBegin.in(p),
              p.apply(Create.of(ROWS).withRowSchema(SCHEMA)),
              PCollectionRowTuple.of("pcoll", p.apply(Create.of(ROWS).withRowSchema(SCHEMA))));
  
      List<PInput> badInputTypes =
          Arrays.asList(
              p.apply(Create.of(1, 2, 3)),
              p.apply(Create.of(ROWS)),
              PCollectionTuple.of("pcoll", p.apply(Create.of(ROWS))));
  
      for (PInput input : inputTypes) {
        Managed.ManagedTransform.resolveInput(input);
      }
      for (PInput badInput : badInputTypes) {
        assertThrows(
            IllegalArgumentException.class, () -> Managed.ManagedTransform.resolveInput(badInput));
      }
    }
  
    public void runTestProviderTest(Managed.ManagedTransform writeOp) {
      PCollection<Row> rows =
          pipeline.apply(Create.of(ROWS)).setRowSchema(SCHEMA).apply(writeOp).getSinglePCollection();
  
      Schema outputSchema = rows.getSchema();
      PAssert.that(rows)
          .containsInAnyOrder(
              ROWS.stream()
                  .map(
                      row ->
                          Row.withSchema(outputSchema)
                              .addValues(row.getValues())
                              .addValue("abc")
                              .addValue(123)
                              .build())
                  .collect(Collectors.toList()));
      pipeline.run();
    }
  
    @Test
    public void testManagedTestProviderWithConfigMap() {
      Managed.ManagedTransform writeOp =
          Managed.write(Managed.ICEBERG)
              .toBuilder()
              .setIdentifier(TestSchemaTransformProvider.IDENTIFIER)
              .build()
              .withSupportedIdentifiers(Arrays.asList(TestSchemaTransformProvider.IDENTIFIER))
              .withConfig(ImmutableMap.of("extra_string", "abc", "extra_integer", 123));
  
      runTestProviderTest(writeOp);
    }
  
    @Test
    public void testManagedTestProviderWithConfigFile() throws Exception {
      String yamlConfigPath =
          Paths.get(getClass().getClassLoader().getResource("test_config.yaml").toURI())
              .toFile()
              .getAbsolutePath();
  
      Managed.ManagedTransform writeOp =
          Managed.write(Managed.ICEBERG)
              .toBuilder()
              .setIdentifier(TestSchemaTransformProvider.IDENTIFIER)
              .build()
              .withSupportedIdentifiers(Arrays.asList(TestSchemaTransformProvider.IDENTIFIER))
              .withConfigUrl(yamlConfigPath);
  
      runTestProviderTest(writeOp);
    }
  }
  