Optimize and refactor (#2302)

spring-thymeleaf/src/test/java/com/baeldung/thymeleaf/controller/ExpressionUtilityObjectsControllerIntegrationTest.java

@@ -41,7 +41,7 @@ public class ExpressionUtilityObjectsControllerIntegrationTest {
     @Autowired
     private Filter springSecurityFilterChain;
 
-    protected RequestPostProcessor testUser() {
+    private RequestPostProcessor testUser() {
         return user("user1").password("user1Pass").roles("USER");
     }
 

spring-thymeleaf/src/test/java/com/baeldung/thymeleaf/controller/LayoutDialectControllerIntegrationTest.java

@@ -41,7 +41,7 @@ public class LayoutDialectControllerIntegrationTest {
     @Autowired
     private Filter springSecurityFilterChain;
 
-    protected RequestPostProcessor testUser() {
+    private RequestPostProcessor testUser() {
         return user("user1").password("user1Pass").roles("USER");
     }
 

spring-thymeleaf/src/test/java/org/baeldung/security/csrf/CsrfEnabledIntegrationTest.java

@@ -41,7 +41,7 @@ public class CsrfEnabledIntegrationTest {
     @Autowired
     private Filter springSecurityFilterChain;
 
-    protected RequestPostProcessor testUser() {
+    private RequestPostProcessor testUser() {
         return user("user1").password("user1Pass").roles("USER");
     }