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.extensions.ml;
  
  import static org.junit.Assert.assertThrows;
  
  import java.util.List;
  import org.apache.beam.sdk.testing.TestPipeline;
  import org.apache.beam.sdk.transforms.Create;
  import org.apache.beam.sdk.transforms.View;
  import org.apache.beam.sdk.values.PCollectionView;
  import org.junit.Rule;
  import org.junit.Test;
  import org.junit.runner.RunWith;
  import org.junit.runners.JUnit4;
  
  @RunWith(JUnit4.class)
  public class DLPReidentifyTextTest {
  
    @Rule public TestPipeline testPipeline = TestPipeline.create();
  
    private static final Integer BATCH_SIZE_SMALL = 200;
    private static final String DELIMITER = ";";
    private static final String TEMPLATE_NAME = "test_template";
    private static final String PROJECT_ID = "test_id";
  
    @Test
    public void throwsExceptionWhenDeidentifyConfigAndTemplatesAreEmpty() {
      assertThrows(
          "Either reidentifyConfig or reidentifyTemplateName need to be set!",
          IllegalArgumentException.class,
          () ->
              DLPReidentifyText.newBuilder()
                  .setProjectId(PROJECT_ID)
                  .setBatchSizeBytes(BATCH_SIZE_SMALL)
                  .setColumnDelimiter(DELIMITER)
                  .build());
    }
  
    @Test
    public void throwsExceptionWhenDelimiterIsNullAndHeadersAreSet() {
      PCollectionView<List<String>> header =
          testPipeline.apply(Create.of("header")).apply(View.asList());
      assertThrows(
          "Column delimiter should be set if headers are present.",
          IllegalArgumentException.class,
          () ->
              DLPReidentifyText.newBuilder()
                  .setProjectId(PROJECT_ID)
                  .setBatchSizeBytes(BATCH_SIZE_SMALL)
                  .setReidentifyTemplateName(TEMPLATE_NAME)
                  .setHeaderColumns(header)
                  .build());
      testPipeline.run().waitUntilFinish();
    }
  
    @Test
    public void throwsExceptionWhenBatchSizeIsTooLarge() {
      assertThrows(
          String.format(
              "Batch size is too large! It should be smaller or equal than %d.",
              DLPDeidentifyText.DLP_PAYLOAD_LIMIT_BYTES),
          IllegalArgumentException.class,
          () ->
              DLPReidentifyText.newBuilder()
                  .setProjectId(PROJECT_ID)
                  .setBatchSizeBytes(Integer.MAX_VALUE)
                  .setReidentifyTemplateName(TEMPLATE_NAME)
                  .setColumnDelimiter(DELIMITER)
                  .build());
    }
  
    @Test
    public void throwsExceptionWhenDelimiterIsSetAndHeadersAreNot() {
      assertThrows(
          "Column headers should be supplied when delimiter is present.",
          IllegalArgumentException.class,
          () ->
              DLPReidentifyText.newBuilder()
                  .setProjectId(PROJECT_ID)
                  .setBatchSizeBytes(BATCH_SIZE_SMALL)
                  .setReidentifyTemplateName(TEMPLATE_NAME)
                  .setColumnDelimiter(DELIMITER)
                  .build());
    }
  }
  