Move "Testing With Spring Security" How-to

See gh-26262

spring-boot-project/spring-boot-docs/src/docs/asciidoc/anchor-rewrite.properties

@@ -2527,7 +2527,7 @@ howto.spring-mvc.customize-view-resolvers
 
 # 2 == Testing With Spring Security
 howto-use-test-with-spring-security=\
-howto.testing-with-spring-security
+howto.spring-mvc.testing.with-spring-security
 
 # 2 == Jersey
 howto-jersey=\

spring-boot-project/spring-boot-docs/src/docs/asciidoc/features/testing.adoc

@@ -404,7 +404,7 @@ If you define your own `webDriver` scope you may find it stops working when you
 
 If you have Spring Security on the classpath, `@WebMvcTest` will also scan `WebSecurityConfigurer` beans.
 Instead of disabling security completely for such tests, you can use Spring Security's test support.
-More details on how to use Spring Security's `MockMvc` support can be found in this _<<howto#howto.testing-with-spring-security>>_ how-to section.
+More details on how to use Spring Security's `MockMvc` support can be found in this _<<howto#howto.testing.with-spring-security>>_ how-to section.
 
 TIP: Sometimes writing Spring MVC tests is not enough; Spring Boot can help you run <<features#features.testing.spring-boot-applications.with-running-server, full end-to-end tests with an actual server>>.
 

spring-boot-project/spring-boot-docs/src/docs/asciidoc/howto.adoc

@@ -23,8 +23,6 @@ include::howto/webserver.adoc[]
 
 include::howto/spring-mvc.adoc[]
 
-include::howto/testing-with-spring-security.adoc[]
-
 include::howto/jersey.adoc[]
 
 include::howto/http-clients.adoc[]
@@ -45,6 +43,8 @@ include::howto/security.adoc[]
 
 include::howto/hotswapping.adoc[]
 
+include::howto/testing.adoc[]
+
 include::howto/build.adoc[]
 
 include::howto/traditional-deployment.adoc[]

spring-boot-project/spring-boot-docs/src/docs/asciidoc/howto/testing.adoc

@@ -1,11 +1,18 @@
-[[howto.testing-with-spring-security]]
-== Testing With Spring Security
+[[howto.testing]]
+== Testing
+Spring Boot includes a number of testing utilities and support classes as well as a dedicated starter that provides common test dependencies.
+This section answers common questions about testing.
+
+
+
+[[howto.testing.with-spring-security]]
+=== Testing With Spring Security
 Spring Security provides support for running tests as a specific user.
 For example, the test in the snippet below will run with an authenticated user that has the `ADMIN` role.
 
 [source,java,indent=0,subs="verbatim"]
 ----
-include::{docs-java}/howto/testingwithspringsecurity/MySecurityTests.java[]
+include::{docs-java}/howto/testing/withspringsecurity/MySecurityTests.java[]
 ----
 
 Spring Security provides comprehensive integration with Spring MVC Test and this can also be used when testing controllers using the `@WebMvcTest` slice and `MockMvc`.

spring-boot-project/spring-boot-docs/src/main/java/org/springframework/boot/docs/howto/testing/withspringsecurity/MySecurityTests.java

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.boot.docs.howto.testingwithspringsecurity;
+package org.springframework.boot.docs.howto.testing.withspringsecurity;
 
 import org.junit.jupiter.api.Test;
 

spring-boot-project/spring-boot-docs/src/main/java/org/springframework/boot/docs/howto/testing/withspringsecurity/UserController.java

@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.boot.docs.howto.testingwithspringsecurity;
+package org.springframework.boot.docs.howto.testing.withspringsecurity;
 
 class UserController {