code: /*
   * Copyright (c) 2022 Airbyte, Inc., all rights reserved.
   */
  
  package io.airbyte.integrations.source.mssql;
  
  import com.fasterxml.jackson.databind.JsonNode;
  import com.fasterxml.jackson.databind.node.ObjectNode;
  import com.google.common.collect.ImmutableMap;
  import io.airbyte.commons.json.Jsons;
  import io.airbyte.commons.string.Strings;
  import io.airbyte.db.factory.DataSourceFactory;
  import io.airbyte.db.factory.DatabaseDriver;
  import io.airbyte.db.jdbc.DefaultJdbcDatabase;
  import io.airbyte.db.jdbc.JdbcDatabase;
  import io.airbyte.db.jdbc.JdbcUtils;
  import io.airbyte.integrations.source.jdbc.AbstractJdbcSource;
  import io.airbyte.integrations.source.jdbc.test.JdbcStressTest;
  import java.sql.JDBCType;
  import java.util.Optional;
  import javax.sql.DataSource;
  import org.junit.jupiter.api.AfterAll;
  import org.junit.jupiter.api.BeforeAll;
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Disabled;
  import org.testcontainers.containers.MSSQLServerContainer;
  
  @Disabled
  public class MssqlStressTest extends JdbcStressTest {
  
    private static MSSQLServerContainer<?> dbContainer;
    private JsonNode config;
  
    @BeforeAll
    static void init() {
      dbContainer = new MSSQLServerContainer<>("mcr.microsoft.com/mssql/server:2019-latest").acceptLicense();
      dbContainer.start();
    }
  
    @BeforeEach
    public void setup() throws Exception {
      final JsonNode configWithoutDbName = Jsons.jsonNode(ImmutableMap.builder()
          .put(JdbcUtils.HOST_KEY, dbContainer.getHost())
          .put(JdbcUtils.PORT_KEY, dbContainer.getFirstMappedPort())
          .put(JdbcUtils.USERNAME_KEY, dbContainer.getUsername())
          .put(JdbcUtils.PASSWORD_KEY, dbContainer.getPassword())
          .build());
  
      final DataSource dataSource = DataSourceFactory.create(
          configWithoutDbName.get(JdbcUtils.USERNAME_KEY).asText(),
          configWithoutDbName.get(JdbcUtils.PASSWORD_KEY).asText(),
          DatabaseDriver.MSSQLSERVER.getDriverClassName(),
          String.format("jdbc:sqlserver://%s:%d",
              configWithoutDbName.get(JdbcUtils.HOST_KEY).asText(),
              configWithoutDbName.get(JdbcUtils.PORT_KEY).asInt()));
  
      try {
        final JdbcDatabase database = new DefaultJdbcDatabase(dataSource);
  
        final String dbName = Strings.addRandomSuffix("db", "_", 10).toLowerCase();
  
        database.execute(ctx -> ctx.createStatement().execute(String.format("CREATE DATABASE %s;", dbName)));
  
        config = Jsons.clone(configWithoutDbName);
        ((ObjectNode) config).put(JdbcUtils.DATABASE_KEY, dbName);
  
        super.setup();
      } finally {
        DataSourceFactory.close(dataSource);
      }
    }
  
    @AfterAll
    public static void tearDown() {
      dbContainer.close();
    }
  
    @Override
    public Optional<String> getDefaultSchemaName() {
      return Optional.of("dbo");
    }
  
    @Override
    public JsonNode getConfig() {
      return Jsons.clone(config);
    }
  
    @Override
    public AbstractJdbcSource<JDBCType> getSource() {
      return new MssqlSource();
    }
  
    @Override
    public String getDriverClass() {
      return MssqlSource.DRIVER_CLASS;
    }
  
  }
  