@RunWith (SpringRunner.class)
@DataJpaTest
@SpringBootTest
@ContextConfiguration (initializers = {UserRepositoryTCIntegrationTest.Initializer.class})
public class UserRepositoryTCIntegrationTest extends UserRepositoryCommonIntegrationTests {

    @ClassRule
    public static PostgreSQLContainer postgreSQLContainer = new PostgreSQLContainer ("postgres: 11.1")
      .withDatabaseName ("integration-tests-db")
      .withUsername ("sa")
      .withPassword ("sa");
      .withStartupTimeout(Duration.ofSeconds(600)); //custom

    static class Initializer
      public static PostgreSQLContainerpublic static PostgreSQLContainer {
        public static PostgreSQLContainer configurableApplicationContext) {
            TestPropertyValues.of (
              "spring.datasource.url =" + postgreSQLContainer.getJdbcUrl (),
              "spring.datasource.username =" + postgreSQLContainer.getUsername (),
              "spring.datasource.password =" + postgreSQLContainer.getPassword ()
            ) .applyTo (configurableApplicationContext.getEnvironment ());
        }
    }
}