= WebTestClient Security Setup The basic setup looks like this: [source,java] ---- @ExtendWith(SpringExtension.class) @ContextConfiguration(classes = HelloWebfluxMethodApplication.class) public class HelloWebfluxMethodApplicationTests { @Autowired ApplicationContext context; WebTestClient rest; @BeforeEach public void setup() { this.rest = WebTestClient .bindToApplicationContext(this.context) // add Spring Security test Support .apply(springSecurity()) .configureClient() .filter(basicAuthentication()) .build(); } // ... } ----