BAEL-5589-springboot-keycloak-integration-testing-with-testcontainers (#12484)

spring-boot-modules/spring-boot-testing-2/src/main/java/com/baeldung/keycloaktestcontainers/Application.java

@@ -0,0 +1,12 @@
+package com.baeldung.keycloaktestcontainers;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class Application {
+
+    public static void main(String[] args) {
+        SpringApplication.run(Application.class, args);
+    }
+}

spring-boot-modules/spring-boot-testing-2/src/main/java/com/baeldung/keycloaktestcontainers/configuration/KeycloakConfiguration.java

@@ -0,0 +1,14 @@
+package com.baeldung.keycloaktestcontainers.configuration;
+
+import org.keycloak.adapters.springboot.KeycloakSpringBootConfigResolver;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+public class KeycloakConfiguration {
+
+    @Bean
+    public KeycloakSpringBootConfigResolver keycloakConfigResolver() {
+        return new KeycloakSpringBootConfigResolver();
+    }
+}

spring-boot-modules/spring-boot-testing-2/src/main/java/com/baeldung/keycloaktestcontainers/configuration/KeycloakSecurityConfiguration.java

@@ -0,0 +1,46 @@
+package com.baeldung.keycloaktestcontainers.configuration;
+
+import org.keycloak.adapters.springsecurity.KeycloakConfiguration;
+import org.keycloak.adapters.springsecurity.config.KeycloakWebSecurityConfigurerAdapter;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
+import org.springframework.context.annotation.Bean;
+import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder;
+import org.springframework.security.config.annotation.web.builders.HttpSecurity;
+import org.springframework.security.web.authentication.session.NullAuthenticatedSessionStrategy;
+import org.springframework.security.web.authentication.session.SessionAuthenticationStrategy;
+
+@KeycloakConfiguration
+@ConditionalOnProperty(name = "keycloak.enabled", havingValue = "true", matchIfMissing = true)
+public class KeycloakSecurityConfiguration extends KeycloakWebSecurityConfigurerAdapter {
+
+    @Autowired
+    public void configureGlobal(AuthenticationManagerBuilder auth) {
+        auth.authenticationProvider(keycloakAuthenticationProvider());
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    @Bean
+    @Override
+    protected SessionAuthenticationStrategy sessionAuthenticationStrategy() {
+        return new NullAuthenticatedSessionStrategy();
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    protected void configure(HttpSecurity http) throws Exception {
+        super.configure(http);
+
+        http.csrf()
+            .disable()
+            .cors()
+            .and()
+            .authorizeRequests()
+            .anyRequest()
+            .authenticated();
+    }
+}

spring-boot-modules/spring-boot-testing-2/src/main/java/com/baeldung/keycloaktestcontainers/controller/UserController.java

@@ -0,0 +1,17 @@
+package com.baeldung.keycloaktestcontainers.controller;
+
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import com.baeldung.keycloaktestcontainers.dto.UserDto;
+
+@RestController
+@RequestMapping("/users")
+public class UserController {
+
+    @GetMapping("me")
+    public UserDto getMe() {
+        return new UserDto(1L, "janedoe", "Doe", "Jane", "jane.doe@baeldung.com");
+    }
+}

spring-boot-modules/spring-boot-testing-2/src/main/java/com/baeldung/keycloaktestcontainers/dto/UserDto.java

@@ -0,0 +1,57 @@
+package com.baeldung.keycloaktestcontainers.dto;
+
+public class UserDto {
+    private long id;
+    private String username;
+    private String lastname;
+    private String firstname;
+    private String email;
+
+    public UserDto(long id, String username, String lastname, String firstname, String email) {
+        this.id = id;
+        this.username = username;
+        this.lastname = lastname;
+        this.firstname = firstname;
+        this.email = email;
+    }
+
+    public long getId() {
+        return id;
+    }
+
+    public void setId(long id) {
+        this.id = id;
+    }
+
+    public String getUsername() {
+        return username;
+    }
+
+    public void setUsername(String username) {
+        this.username = username;
+    }
+
+    public String getLastname() {
+        return lastname;
+    }
+
+    public void setLastname(String lastname) {
+        this.lastname = lastname;
+    }
+
+    public String getFirstname() {
+        return firstname;
+    }
+
+    public void setFirstname(String firstname) {
+        this.firstname = firstname;
+    }
+
+    public String getEmail() {
+        return email;
+    }
+
+    public void setEmail(String email) {
+        this.email = email;
+    }
+}

spring-boot-modules/spring-boot-testing-2/src/main/resources/application.properties

@@ -1 +1,4 @@
-
+keycloak.enabled=true
+keycloak.realm=baeldung
+keycloak.resource=baeldung-api
+keycloak.auth-server-url=http://localhost:8081