code: /*
   * Copyright (c) 2022 Airbyte, Inc., all rights reserved.
   */
  
  package io.airbyte.integrations.source.bigquery;
  
  import static io.airbyte.integrations.source.bigquery.BigQuerySource.CONFIG_DATASET_ID;
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertNotNull;
  
  import io.airbyte.commons.util.MoreIterators;
  import io.airbyte.protocol.models.AirbyteMessage;
  import io.airbyte.protocol.models.CatalogHelpers;
  import io.airbyte.protocol.models.ConfiguredAirbyteCatalog;
  import io.airbyte.protocol.models.Field;
  import io.airbyte.protocol.models.JsonSchemaType;
  import java.sql.SQLException;
  import java.util.List;
  import org.junit.jupiter.api.Test;
  
  public class BigQuerySourceEscapeColumnNameTest extends AbstractBigQuerySourceTest {
  
    @Override
    public void createTable(String datasetId) throws SQLException {
      // create column name interval which should be escaped
      database.execute("CREATE TABLE " + datasetId + ".id_and_interval(id INT64, `interval` STRING);");
      database.execute("INSERT INTO " + datasetId + ".id_and_interval (id, `interval`) VALUES (1,'picard');");
    }
  
    @Test
    public void testReadSuccess() throws Exception {
      final List<AirbyteMessage> actualMessages = MoreIterators.toList(new BigQuerySource().read(config, getConfiguredCatalog(), null));
      assertNotNull(actualMessages);
      assertEquals(1, actualMessages.size());
  
      assertNotNull(actualMessages.get(0).getRecord().getData().get("interval"));
      assertEquals("picard", actualMessages.get(0).getRecord().getData().get("interval").asText());
    }
  
    protected ConfiguredAirbyteCatalog getConfiguredCatalog() {
      return CatalogHelpers.createConfiguredAirbyteCatalog(
          "id_and_interval",
          config.get(CONFIG_DATASET_ID).asText(),
          Field.of("id", JsonSchemaType.NUMBER),
          Field.of("interval", JsonSchemaType.STRING));
    }
  
  }
  