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Migrate DefaultLoginPageConfigurerTests groovy->java

Issue: gh-4939
Eleftheria Stein 6 年 前
コミット
3c240d0ce3

+ 0 - 449
config/src/test/groovy/org/springframework/security/config/annotation/web/configurers/DefaultLoginPageConfigurerTests.groovy

@@ -1,449 +0,0 @@
-/*
- * Copyright 2002-2013 the original author or authors.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      https://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.springframework.security.config.annotation.web.configurers
-
-import javax.servlet.http.HttpSession
-
-import org.springframework.context.annotation.Configuration
-import org.springframework.mock.web.MockFilterChain
-import org.springframework.mock.web.MockHttpServletRequest
-import org.springframework.mock.web.MockHttpServletResponse
-import org.springframework.security.config.annotation.AnyObjectPostProcessor
-import org.springframework.security.config.annotation.BaseSpringSpec
-import org.springframework.security.config.annotation.web.builders.HttpSecurity;
-import org.springframework.security.config.annotation.web.configuration.BaseWebConfig;
-import org.springframework.security.config.annotation.web.configurers.DefaultLoginPageConfigurer;
-import org.springframework.security.web.FilterChainProxy
-import org.springframework.security.web.access.ExceptionTranslationFilter;
-import org.springframework.security.web.authentication.LoginUrlAuthenticationEntryPoint
-import org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter
-import org.springframework.security.web.authentication.logout.SimpleUrlLogoutSuccessHandler
-import org.springframework.security.web.authentication.ui.DefaultLoginPageGeneratingFilter
-
-/**
- * Tests to verify that {@link DefaultLoginPageConfigurer} works
- *
- * @author Rob Winch
- *
- */
-public class DefaultLoginPageConfigurerTests extends BaseSpringSpec {
-	def "http/form-login default login generating page"() {
-		setup:
-			loadConfig(DefaultLoginPageConfig)
-		when:
-			springSecurityFilterChain.doFilter(request,response,chain)
-		then:
-			findFilter(DefaultLoginPageGeneratingFilter)
-			response.getRedirectedUrl() == "http://localhost/login"
-		when: "request the login page"
-			super.setup()
-			request.requestURI = "/login"
-			springSecurityFilterChain.doFilter(request,response,chain)
-		then:
-			response.getContentAsString() == """<!DOCTYPE html>
-<html lang="en">
-  <head>
-    <meta charset="utf-8">
-    <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
-    <meta name="description" content="">
-    <meta name="author" content="">
-    <title>Please sign in</title>
-    <link href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-beta/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-/Y6pD6FV/Vv2HJnA6t+vslU6fwYXjCFtcEpHbNJ0lyAFsXTsjBbfaDjzALeQsN6M" crossorigin="anonymous">
-    <link href="https://getbootstrap.com/docs/4.0/examples/signin/signin.css" rel="stylesheet" crossorigin="anonymous"/>
-  </head>
-  <body>
-     <div class="container">
-      <form class="form-signin" method="post" action="/login">
-        <h2 class="form-signin-heading">Please sign in</h2>
-        <p>
-          <label for="username" class="sr-only">Username</label>
-          <input type="text" id="username" name="username" class="form-control" placeholder="Username" required autofocus>
-        </p>
-        <p>
-          <label for="password" class="sr-only">Password</label>
-          <input type="password" id="password" name="password" class="form-control" placeholder="Password" required>
-        </p>
-<input name="${csrfToken.parameterName}" type="hidden" value="${csrfToken.token}" />
-        <button class="btn btn-lg btn-primary btn-block" type="submit">Sign in</button>
-      </form>
-</div>
-</body></html>"""
-		when: "fail to log in"
-			super.setup()
-			request.servletPath = "/login"
-			request.method = "POST"
-			springSecurityFilterChain.doFilter(request,response,chain)
-		then: "sent to login error page"
-			response.getRedirectedUrl() == "/login?error"
-		when: "request the error page"
-			HttpSession session = request.session
-			super.setup()
-			request.session = session
-			request.requestURI = "/login"
-			request.queryString = "error"
-			springSecurityFilterChain.doFilter(request,response,chain)
-		then:
-			response.getContentAsString() == """<!DOCTYPE html>
-<html lang="en">
-  <head>
-    <meta charset="utf-8">
-    <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
-    <meta name="description" content="">
-    <meta name="author" content="">
-    <title>Please sign in</title>
-    <link href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-beta/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-/Y6pD6FV/Vv2HJnA6t+vslU6fwYXjCFtcEpHbNJ0lyAFsXTsjBbfaDjzALeQsN6M" crossorigin="anonymous">
-    <link href="https://getbootstrap.com/docs/4.0/examples/signin/signin.css" rel="stylesheet" crossorigin="anonymous"/>
-  </head>
-  <body>
-     <div class="container">
-      <form class="form-signin" method="post" action="/login">
-        <h2 class="form-signin-heading">Please sign in</h2>
-<div class="alert alert-danger" role="alert">Bad credentials</div>        <p>
-          <label for="username" class="sr-only">Username</label>
-          <input type="text" id="username" name="username" class="form-control" placeholder="Username" required autofocus>
-        </p>
-        <p>
-          <label for="password" class="sr-only">Password</label>
-          <input type="password" id="password" name="password" class="form-control" placeholder="Password" required>
-        </p>
-<input name="${csrfToken.parameterName}" type="hidden" value="${csrfToken.token}" />
-        <button class="btn btn-lg btn-primary btn-block" type="submit">Sign in</button>
-      </form>
-</div>
-</body></html>"""
-		when: "login success"
-			super.setup()
-			request.servletPath = "/login"
-			request.method = "POST"
-			request.parameters.username = ["user"] as String[]
-			request.parameters.password = ["password"] as String[]
-			springSecurityFilterChain.doFilter(request,response,chain)
-		then: "sent to default succes page"
-			response.getRedirectedUrl() == "/"
-	}
-
-	def "logout success renders"() {
-		setup:
-			loadConfig(DefaultLoginPageConfig)
-		when: "logout success"
-			request.requestURI = "/login"
-			request.queryString = "logout"
-			request.method = "GET"
-			springSecurityFilterChain.doFilter(request,response,chain)
-		then: "sent to default success page"
-			response.getContentAsString() == """<!DOCTYPE html>
-<html lang="en">
-  <head>
-    <meta charset="utf-8">
-    <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
-    <meta name="description" content="">
-    <meta name="author" content="">
-    <title>Please sign in</title>
-    <link href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-beta/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-/Y6pD6FV/Vv2HJnA6t+vslU6fwYXjCFtcEpHbNJ0lyAFsXTsjBbfaDjzALeQsN6M" crossorigin="anonymous">
-    <link href="https://getbootstrap.com/docs/4.0/examples/signin/signin.css" rel="stylesheet" crossorigin="anonymous"/>
-  </head>
-  <body>
-     <div class="container">
-      <form class="form-signin" method="post" action="/login">
-        <h2 class="form-signin-heading">Please sign in</h2>
-<div class="alert alert-success" role="alert">You have been signed out</div>        <p>
-          <label for="username" class="sr-only">Username</label>
-          <input type="text" id="username" name="username" class="form-control" placeholder="Username" required autofocus>
-        </p>
-        <p>
-          <label for="password" class="sr-only">Password</label>
-          <input type="password" id="password" name="password" class="form-control" placeholder="Password" required>
-        </p>
-<input name="${csrfToken.parameterName}" type="hidden" value="${csrfToken.token}" />
-        <button class="btn btn-lg btn-primary btn-block" type="submit">Sign in</button>
-      </form>
-</div>
-</body></html>"""
-	}
-
-	@Configuration
-	static class DefaultLoginPageConfig extends BaseWebConfig {
-		@Override
-		protected void configure(HttpSecurity http) {
-			http
-				.authorizeRequests()
-					.anyRequest().hasRole("USER")
-					.and()
-				.formLogin()
-		}
-	}
-
-	def "custom logout success handler prevents rendering"() {
-		setup:
-			loadConfig(DefaultLoginPageCustomLogoutSuccessHandlerConfig)
-		when: "logout success"
-			request.requestURI = "/login"
-			request.queryString = "logout"
-			request.method = "GET"
-			springSecurityFilterChain.doFilter(request,response,chain)
-		then: "default success page is NOT rendered (application is in charge of it)"
-			response.getContentAsString() == ""
-	}
-
-	@Configuration
-	static class DefaultLoginPageCustomLogoutSuccessHandlerConfig extends BaseWebConfig {
-		@Override
-		protected void configure(HttpSecurity http) {
-			http
-				.authorizeRequests()
-					.anyRequest().hasRole("USER")
-					.and()
-				.logout()
-					.logoutSuccessHandler(new SimpleUrlLogoutSuccessHandler())
-					.and()
-				.formLogin()
-		}
-	}
-
-	def "custom logout success url prevents rendering"() {
-		setup:
-			loadConfig(DefaultLoginPageCustomLogoutConfig)
-		when: "logout success"
-			request.requestURI = "/login"
-			request.queryString = "logout"
-			request.method = "GET"
-			springSecurityFilterChain.doFilter(request,response,chain)
-		then: "default success page is NOT rendered (application is in charge of it)"
-			response.getContentAsString() == ""
-	}
-
-	@Configuration
-	static class DefaultLoginPageCustomLogoutConfig extends BaseWebConfig {
-		@Override
-		protected void configure(HttpSecurity http) {
-			http
-				.authorizeRequests()
-					.anyRequest().hasRole("USER")
-					.and()
-				.logout()
-					.logoutSuccessUrl("/login?logout")
-					.and()
-				.formLogin()
-		}
-	}
-
-	def "http/form-login default login with remember me"() {
-		setup:
-			loadConfig(DefaultLoginPageWithRememberMeConfig)
-		when: "request the login page"
-			super.setup()
-			request.requestURI = "/login"
-			springSecurityFilterChain.doFilter(request,response,chain)
-		then:
-			response.getContentAsString() == """<!DOCTYPE html>
-<html lang="en">
-  <head>
-    <meta charset="utf-8">
-    <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
-    <meta name="description" content="">
-    <meta name="author" content="">
-    <title>Please sign in</title>
-    <link href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-beta/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-/Y6pD6FV/Vv2HJnA6t+vslU6fwYXjCFtcEpHbNJ0lyAFsXTsjBbfaDjzALeQsN6M" crossorigin="anonymous">
-    <link href="https://getbootstrap.com/docs/4.0/examples/signin/signin.css" rel="stylesheet" crossorigin="anonymous"/>
-  </head>
-  <body>
-     <div class="container">
-      <form class="form-signin" method="post" action="/login">
-        <h2 class="form-signin-heading">Please sign in</h2>
-        <p>
-          <label for="username" class="sr-only">Username</label>
-          <input type="text" id="username" name="username" class="form-control" placeholder="Username" required autofocus>
-        </p>
-        <p>
-          <label for="password" class="sr-only">Password</label>
-          <input type="password" id="password" name="password" class="form-control" placeholder="Password" required>
-        </p>
-<p><input type='checkbox' name='remember-me'/> Remember me on this computer.</p>
-<input name="${csrfToken.parameterName}" type="hidden" value="${csrfToken.token}" />
-        <button class="btn btn-lg btn-primary btn-block" type="submit">Sign in</button>
-      </form>
-</div>
-</body></html>"""
-	}
-
-	@Configuration
-	static class DefaultLoginPageWithRememberMeConfig extends BaseWebConfig {
-		@Override
-		protected void configure(HttpSecurity http) {
-			http
-				.authorizeRequests()
-					.anyRequest().hasRole("USER")
-					.and()
-				.formLogin()
-					.and()
-				.rememberMe()
-		}
-	}
-
-	def "http/form-login default login with openid"() {
-		setup:
-			loadConfig(DefaultLoginPageWithOpenIDConfig)
-		when: "request the login page"
-			request.requestURI = "/login"
-			springSecurityFilterChain.doFilter(request,response,chain)
-		then:
-			response.getContentAsString() == """<!DOCTYPE html>
-<html lang="en">
-  <head>
-    <meta charset="utf-8">
-    <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
-    <meta name="description" content="">
-    <meta name="author" content="">
-    <title>Please sign in</title>
-    <link href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-beta/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-/Y6pD6FV/Vv2HJnA6t+vslU6fwYXjCFtcEpHbNJ0lyAFsXTsjBbfaDjzALeQsN6M" crossorigin="anonymous">
-    <link href="https://getbootstrap.com/docs/4.0/examples/signin/signin.css" rel="stylesheet" crossorigin="anonymous"/>
-  </head>
-  <body>
-     <div class="container">
-      <form name="oidf" class="form-signin" method="post" action="/login/openid">
-        <h2 class="form-signin-heading">Login with OpenID Identity</h2>
-        <p>
-          <label for="username" class="sr-only">Identity</label>
-          <input type="text" id="username" name="openid_identifier" class="form-control" placeholder="Username" required autofocus>
-        </p>
-<input name="${csrfToken.parameterName}" type="hidden" value="${csrfToken.token}" />
-        <button class="btn btn-lg btn-primary btn-block" type="submit">Sign in</button>
-      </form>
-</div>
-</body></html>"""
-	}
-
-	@Configuration
-	static class DefaultLoginPageWithOpenIDConfig extends BaseWebConfig {
-		@Override
-		protected void configure(HttpSecurity http) {
-			http
-				.authorizeRequests()
-					.anyRequest().hasRole("USER")
-					.and()
-				.openidLogin()
-		}
-	}
-
-	def "http/form-login default login with openid, form login, and rememberme"() {
-		setup:
-			loadConfig(DefaultLoginPageWithFormLoginOpenIDRememberMeConfig)
-		when: "request the login page"
-			request.requestURI = "/login"
-			springSecurityFilterChain.doFilter(request,response,chain)
-		then:
-			response.getContentAsString() == """<!DOCTYPE html>
-<html lang="en">
-  <head>
-    <meta charset="utf-8">
-    <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
-    <meta name="description" content="">
-    <meta name="author" content="">
-    <title>Please sign in</title>
-    <link href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-beta/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-/Y6pD6FV/Vv2HJnA6t+vslU6fwYXjCFtcEpHbNJ0lyAFsXTsjBbfaDjzALeQsN6M" crossorigin="anonymous">
-    <link href="https://getbootstrap.com/docs/4.0/examples/signin/signin.css" rel="stylesheet" crossorigin="anonymous"/>
-  </head>
-  <body>
-     <div class="container">
-      <form class="form-signin" method="post" action="/login">
-        <h2 class="form-signin-heading">Please sign in</h2>
-        <p>
-          <label for="username" class="sr-only">Username</label>
-          <input type="text" id="username" name="username" class="form-control" placeholder="Username" required autofocus>
-        </p>
-        <p>
-          <label for="password" class="sr-only">Password</label>
-          <input type="password" id="password" name="password" class="form-control" placeholder="Password" required>
-        </p>
-<p><input type='checkbox' name='remember-me'/> Remember me on this computer.</p>
-<input name="${csrfToken.parameterName}" type="hidden" value="${csrfToken.token}" />
-        <button class="btn btn-lg btn-primary btn-block" type="submit">Sign in</button>
-      </form>
-      <form name="oidf" class="form-signin" method="post" action="/login/openid">
-        <h2 class="form-signin-heading">Login with OpenID Identity</h2>
-        <p>
-          <label for="username" class="sr-only">Identity</label>
-          <input type="text" id="username" name="openid_identifier" class="form-control" placeholder="Username" required autofocus>
-        </p>
-<p><input type='checkbox' name='remember-me'/> Remember me on this computer.</p>
-<input name="${csrfToken.parameterName}" type="hidden" value="${csrfToken.token}" />
-        <button class="btn btn-lg btn-primary btn-block" type="submit">Sign in</button>
-      </form>
-</div>
-</body></html>"""
-	}
-
-	@Configuration
-	static class DefaultLoginPageWithFormLoginOpenIDRememberMeConfig extends BaseWebConfig {
-		@Override
-		protected void configure(HttpSecurity http) {
-			http
-				.authorizeRequests()
-					.anyRequest().hasRole("USER")
-					.and()
-				.rememberMe()
-					.and()
-				.formLogin()
-					.and()
-				.openidLogin()
-		}
-	}
-
-	def "default login with custom AuthenticationEntryPoint"() {
-		when:
-			loadConfig(DefaultLoginWithCustomAuthenticationEntryPointConfig)
-		then:
-			!findFilter(DefaultLoginPageGeneratingFilter)
-	}
-
-	@Configuration
-	static class DefaultLoginWithCustomAuthenticationEntryPointConfig extends BaseWebConfig {
-		@Override
-		protected void configure(HttpSecurity http) {
-			http
-				.exceptionHandling()
-					.authenticationEntryPoint(new LoginUrlAuthenticationEntryPoint("/login"))
-					.and()
-				.authorizeRequests()
-					.anyRequest().hasRole("USER")
-					.and()
-				.formLogin()
-		}
-	}
-
-	def "DefaultLoginPage ObjectPostProcessor"() {
-		setup:
-			AnyObjectPostProcessor objectPostProcessor = Mock()
-		when:
-			HttpSecurity http = new HttpSecurity(objectPostProcessor, authenticationBldr, [:])
-			DefaultLoginPageConfigurer defaultLoginConfig = new DefaultLoginPageConfigurer([builder:http])
-			defaultLoginConfig.addObjectPostProcessor(objectPostProcessor)
-			http
-				// must set builder manually due to groovy not selecting correct method
-				.apply(defaultLoginConfig).and()
-				.exceptionHandling()
-					.and()
-				.formLogin()
-					.and()
-				.build()
-
-		then: "DefaultLoginPageGeneratingFilter is registered with LifecycleManager"
-			1 * objectPostProcessor.postProcess(_ as DefaultLoginPageGeneratingFilter) >> {DefaultLoginPageGeneratingFilter o -> o}
-			1 * objectPostProcessor.postProcess(_ as UsernamePasswordAuthenticationFilter) >> {UsernamePasswordAuthenticationFilter o -> o}
-			1 * objectPostProcessor.postProcess(_ as LoginUrlAuthenticationEntryPoint) >> {LoginUrlAuthenticationEntryPoint o -> o}
-			1 * objectPostProcessor.postProcess(_ as ExceptionTranslationFilter) >> {ExceptionTranslationFilter o -> o}
-	}
-}

+ 561 - 0
config/src/test/java/org/springframework/security/config/annotation/web/configurers/DefaultLoginPageConfigurerTests.java

@@ -0,0 +1,561 @@
+/*
+ * Copyright 2002-2019 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.security.config.annotation.web.configurers;
+
+import org.junit.Rule;
+import org.junit.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.annotation.Bean;
+import org.springframework.mock.web.MockHttpSession;
+import org.springframework.security.config.annotation.ObjectPostProcessor;
+import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder;
+import org.springframework.security.config.annotation.web.builders.HttpSecurity;
+import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
+import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
+import org.springframework.security.config.test.SpringTestRule;
+import org.springframework.security.core.userdetails.PasswordEncodedUser;
+import org.springframework.security.web.FilterChainProxy;
+import org.springframework.security.web.access.ExceptionTranslationFilter;
+import org.springframework.security.web.authentication.LoginUrlAuthenticationEntryPoint;
+import org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter;
+import org.springframework.security.web.authentication.logout.SimpleUrlLogoutSuccessHandler;
+import org.springframework.security.web.authentication.ui.DefaultLoginPageGeneratingFilter;
+import org.springframework.security.web.csrf.CsrfToken;
+import org.springframework.security.web.csrf.DefaultCsrfToken;
+import org.springframework.security.web.csrf.HttpSessionCsrfTokenRepository;
+import org.springframework.test.web.servlet.MockMvc;
+import org.springframework.test.web.servlet.MvcResult;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.verify;
+import static org.springframework.security.test.web.servlet.request.SecurityMockMvcRequestPostProcessors.csrf;
+import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
+import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.post;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.content;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.redirectedUrl;
+
+/**
+ * Tests for {@link DefaultLoginPageConfigurer}
+ *
+ * @author Rob Winch
+ * @author Eleftheria Stein
+ */
+public class DefaultLoginPageConfigurerTests {
+
+	@Rule
+	public final SpringTestRule spring = new SpringTestRule();
+
+	@Autowired
+	MockMvc mvc;
+
+	@Test
+	public void getWhenFormLoginEnabledThenRedirectsToLoginPage() throws Exception {
+		this.spring.register(DefaultLoginPageConfig.class).autowire();
+
+		this.mvc.perform(get("/"))
+				.andExpect(redirectedUrl("http://localhost/login"));
+	}
+
+	@Test
+	public void loginPageThenDefaultLoginPageIsRendered() throws Exception {
+		this.spring.register(DefaultLoginPageConfig.class).autowire();
+		CsrfToken csrfToken = new DefaultCsrfToken("X-CSRF-TOKEN", "_csrf", "BaseSpringSpec_CSRFTOKEN");
+		String csrfAttributeName = HttpSessionCsrfTokenRepository.class.getName().concat(".CSRF_TOKEN");
+
+		this.mvc.perform(get("/login")
+				.sessionAttr(csrfAttributeName, csrfToken))
+				.andExpect(content().string(
+						"<!DOCTYPE html>\n" +
+								"<html lang=\"en\">\n" +
+								"  <head>\n" +
+								"    <meta charset=\"utf-8\">\n" +
+								"    <meta name=\"viewport\" content=\"width=device-width, initial-scale=1, shrink-to-fit=no\">\n" +
+								"    <meta name=\"description\" content=\"\">\n" +
+								"    <meta name=\"author\" content=\"\">\n" +
+								"    <title>Please sign in</title>\n" +
+								"    <link href=\"https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-beta/css/bootstrap.min.css\" rel=\"stylesheet\" integrity=\"sha384-/Y6pD6FV/Vv2HJnA6t+vslU6fwYXjCFtcEpHbNJ0lyAFsXTsjBbfaDjzALeQsN6M\" crossorigin=\"anonymous\">\n" +
+								"    <link href=\"https://getbootstrap.com/docs/4.0/examples/signin/signin.css\" rel=\"stylesheet\" crossorigin=\"anonymous\"/>\n" +
+								"  </head>\n" +
+								"  <body>\n" +
+								"     <div class=\"container\">\n" +
+								"      <form class=\"form-signin\" method=\"post\" action=\"/login\">\n" +
+								"        <h2 class=\"form-signin-heading\">Please sign in</h2>\n" +
+								"        <p>\n" +
+								"          <label for=\"username\" class=\"sr-only\">Username</label>\n" +
+								"          <input type=\"text\" id=\"username\" name=\"username\" class=\"form-control\" placeholder=\"Username\" required autofocus>\n" +
+								"        </p>\n" +
+								"        <p>\n" +
+								"          <label for=\"password\" class=\"sr-only\">Password</label>\n" +
+								"          <input type=\"password\" id=\"password\" name=\"password\" class=\"form-control\" placeholder=\"Password\" required>\n" +
+								"        </p>\n" +
+								"<input name=\"" + csrfToken.getParameterName() + "\" type=\"hidden\" value=\"" + csrfToken.getToken() + "\" />\n" +
+								"        <button class=\"btn btn-lg btn-primary btn-block\" type=\"submit\">Sign in</button>\n" +
+								"      </form>\n" +
+								"</div>\n" +
+								"</body></html>"
+				));
+	}
+
+	@Test
+	public void loginWhenNoCredentialsThenRedirectedToLoginPageWithError() throws Exception {
+		this.spring.register(DefaultLoginPageConfig.class).autowire();
+
+		this.mvc.perform(post("/login")
+				.with(csrf()))
+				.andExpect(redirectedUrl("/login?error"));
+	}
+
+	@Test
+	public void loginPageWhenErrorThenDefaultLoginPageWithError() throws Exception {
+		this.spring.register(DefaultLoginPageConfig.class).autowire();
+		CsrfToken csrfToken = new DefaultCsrfToken("X-CSRF-TOKEN", "_csrf", "BaseSpringSpec_CSRFTOKEN");
+		String csrfAttributeName = HttpSessionCsrfTokenRepository.class.getName().concat(".CSRF_TOKEN");
+
+		MvcResult mvcResult = this.mvc.perform(post("/login")
+				.with(csrf()))
+				.andReturn();
+
+		this.mvc.perform(get("/login?error")
+				.session((MockHttpSession) mvcResult.getRequest().getSession())
+				.sessionAttr(csrfAttributeName, csrfToken))
+				.andExpect(content().string(
+						"<!DOCTYPE html>\n" +
+								"<html lang=\"en\">\n" +
+								"  <head>\n" +
+								"    <meta charset=\"utf-8\">\n" +
+								"    <meta name=\"viewport\" content=\"width=device-width, initial-scale=1, shrink-to-fit=no\">\n" +
+								"    <meta name=\"description\" content=\"\">\n" +
+								"    <meta name=\"author\" content=\"\">\n" +
+								"    <title>Please sign in</title>\n" +
+								"    <link href=\"https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-beta/css/bootstrap.min.css\" rel=\"stylesheet\" integrity=\"sha384-/Y6pD6FV/Vv2HJnA6t+vslU6fwYXjCFtcEpHbNJ0lyAFsXTsjBbfaDjzALeQsN6M\" crossorigin=\"anonymous\">\n" +
+								"    <link href=\"https://getbootstrap.com/docs/4.0/examples/signin/signin.css\" rel=\"stylesheet\" crossorigin=\"anonymous\"/>\n" +
+								"  </head>\n" +
+								"  <body>\n" +
+								"     <div class=\"container\">\n" +
+								"      <form class=\"form-signin\" method=\"post\" action=\"/login\">\n" +
+								"        <h2 class=\"form-signin-heading\">Please sign in</h2>\n" +
+								"<div class=\"alert alert-danger\" role=\"alert\">Bad credentials</div>        <p>\n" +
+								"          <label for=\"username\" class=\"sr-only\">Username</label>\n" +
+								"          <input type=\"text\" id=\"username\" name=\"username\" class=\"form-control\" placeholder=\"Username\" required autofocus>\n" +
+								"        </p>\n" +
+								"        <p>\n" +
+								"          <label for=\"password\" class=\"sr-only\">Password</label>\n" +
+								"          <input type=\"password\" id=\"password\" name=\"password\" class=\"form-control\" placeholder=\"Password\" required>\n" +
+								"        </p>\n" +
+								"<input name=\"" + csrfToken.getParameterName() + "\" type=\"hidden\" value=\"" + csrfToken.getToken() + "\" />\n" +
+								"        <button class=\"btn btn-lg btn-primary btn-block\" type=\"submit\">Sign in</button>\n" +
+								"      </form>\n" +
+								"</div>\n" +
+								"</body></html>"
+				));
+	}
+
+	@Test
+	public void loginWhenValidCredentialsThenRedirectsToDefaultSuccessPage() throws Exception {
+		this.spring.register(DefaultLoginPageConfig.class).autowire();
+
+		this.mvc.perform(post("/login")
+				.with(csrf())
+				.param("username", "user")
+				.param("password", "password"))
+				.andExpect(redirectedUrl("/"));
+	}
+
+	@Test
+	public void loginPageWhenLoggedOutThenDefaultLoginPageWithLogoutMessage() throws Exception {
+		this.spring.register(DefaultLoginPageConfig.class).autowire();
+		CsrfToken csrfToken = new DefaultCsrfToken("X-CSRF-TOKEN", "_csrf", "BaseSpringSpec_CSRFTOKEN");
+		String csrfAttributeName = HttpSessionCsrfTokenRepository.class.getName().concat(".CSRF_TOKEN");
+
+		this.mvc.perform(get("/login?logout")
+				.sessionAttr(csrfAttributeName, csrfToken))
+				.andExpect(content().string(
+						"<!DOCTYPE html>\n" +
+								"<html lang=\"en\">\n" +
+								"  <head>\n" +
+								"    <meta charset=\"utf-8\">\n" +
+								"    <meta name=\"viewport\" content=\"width=device-width, initial-scale=1, shrink-to-fit=no\">\n" +
+								"    <meta name=\"description\" content=\"\">\n" +
+								"    <meta name=\"author\" content=\"\">\n" +
+								"    <title>Please sign in</title>\n" +
+								"    <link href=\"https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-beta/css/bootstrap.min.css\" rel=\"stylesheet\" integrity=\"sha384-/Y6pD6FV/Vv2HJnA6t+vslU6fwYXjCFtcEpHbNJ0lyAFsXTsjBbfaDjzALeQsN6M\" crossorigin=\"anonymous\">\n" +
+								"    <link href=\"https://getbootstrap.com/docs/4.0/examples/signin/signin.css\" rel=\"stylesheet\" crossorigin=\"anonymous\"/>\n" +
+								"  </head>\n" +
+								"  <body>\n" +
+								"     <div class=\"container\">\n" +
+								"      <form class=\"form-signin\" method=\"post\" action=\"/login\">\n" +
+								"        <h2 class=\"form-signin-heading\">Please sign in</h2>\n" +
+								"<div class=\"alert alert-success\" role=\"alert\">You have been signed out</div>        <p>\n" +
+								"          <label for=\"username\" class=\"sr-only\">Username</label>\n" +
+								"          <input type=\"text\" id=\"username\" name=\"username\" class=\"form-control\" placeholder=\"Username\" required autofocus>\n" +
+								"        </p>\n" +
+								"        <p>\n" +
+								"          <label for=\"password\" class=\"sr-only\">Password</label>\n" +
+								"          <input type=\"password\" id=\"password\" name=\"password\" class=\"form-control\" placeholder=\"Password\" required>\n" +
+								"        </p>\n" +
+								"<input name=\"" + csrfToken.getParameterName() + "\" type=\"hidden\" value=\"" + csrfToken.getToken() + "\" />\n" +
+								"        <button class=\"btn btn-lg btn-primary btn-block\" type=\"submit\">Sign in</button>\n" +
+								"      </form>\n" +
+								"</div>\n" +
+								"</body></html>"
+				));
+	}
+
+	@EnableWebSecurity
+	static class DefaultLoginPageConfig extends WebSecurityConfigurerAdapter {
+		@Override
+		protected void configure(HttpSecurity http) throws Exception {
+			// @formatter:off
+			http
+				.authorizeRequests()
+					.anyRequest().hasRole("USER")
+					.and()
+				.formLogin();
+			// @formatter:on
+		}
+
+		@Override
+		protected void configure(AuthenticationManagerBuilder auth) throws Exception {
+			// @formatter:off
+			auth
+				.inMemoryAuthentication()
+					.withUser(PasswordEncodedUser.user());
+			// @formatter:on
+		}
+	}
+
+	@Test
+	public void loginPageWhenLoggedOutAndCustomLogoutSuccessHandlerThenDoesNotRenderLoginPage() throws Exception {
+		this.spring.register(DefaultLoginPageCustomLogoutSuccessHandlerConfig.class).autowire();
+
+		this.mvc.perform(get("/login?logout"))
+				.andExpect(content().string(""));
+	}
+
+
+	@EnableWebSecurity
+	static class DefaultLoginPageCustomLogoutSuccessHandlerConfig extends WebSecurityConfigurerAdapter {
+		@Override
+		protected void configure(HttpSecurity http) throws Exception {
+			// @formatter:off
+			http
+				.authorizeRequests()
+					.anyRequest().hasRole("USER")
+					.and()
+				.logout()
+					.logoutSuccessHandler(new SimpleUrlLogoutSuccessHandler())
+					.and()
+				.formLogin();
+			// @formatter:on
+		}
+	}
+
+	@Test
+	public void loginPageWhenLoggedOutAndCustomLogoutSuccessUrlThenDoesNotRenderLoginPage() throws Exception {
+		this.spring.register(DefaultLoginPageCustomLogoutSuccessUrlConfig.class).autowire();
+
+		this.mvc.perform(get("/login?logout"))
+				.andExpect(content().string(""));
+	}
+
+	@EnableWebSecurity
+	static class DefaultLoginPageCustomLogoutSuccessUrlConfig extends WebSecurityConfigurerAdapter {
+		@Override
+		protected void configure(HttpSecurity http) throws Exception {
+			// @formatter:off
+			http
+				.authorizeRequests()
+					.anyRequest().hasRole("USER")
+					.and()
+				.logout()
+					.logoutSuccessUrl("/login?logout")
+					.and()
+				.formLogin();
+			// @formatter:on
+		}
+	}
+
+	@Test
+	public void loginPageWhenRememberConfigureThenDefaultLoginPageWithRememberMeCheckbox() throws Exception {
+		this.spring.register(DefaultLoginPageWithRememberMeConfig.class).autowire();
+		CsrfToken csrfToken = new DefaultCsrfToken("X-CSRF-TOKEN", "_csrf", "BaseSpringSpec_CSRFTOKEN");
+		String csrfAttributeName = HttpSessionCsrfTokenRepository.class.getName().concat(".CSRF_TOKEN");
+
+		this.mvc.perform(get("/login")
+				.sessionAttr(csrfAttributeName, csrfToken))
+				.andExpect(content().string(
+						"<!DOCTYPE html>\n" +
+								"<html lang=\"en\">\n" +
+								"  <head>\n" +
+								"    <meta charset=\"utf-8\">\n" +
+								"    <meta name=\"viewport\" content=\"width=device-width, initial-scale=1, shrink-to-fit=no\">\n" +
+								"    <meta name=\"description\" content=\"\">\n" +
+								"    <meta name=\"author\" content=\"\">\n" +
+								"    <title>Please sign in</title>\n" +
+								"    <link href=\"https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-beta/css/bootstrap.min.css\" rel=\"stylesheet\" integrity=\"sha384-/Y6pD6FV/Vv2HJnA6t+vslU6fwYXjCFtcEpHbNJ0lyAFsXTsjBbfaDjzALeQsN6M\" crossorigin=\"anonymous\">\n" +
+								"    <link href=\"https://getbootstrap.com/docs/4.0/examples/signin/signin.css\" rel=\"stylesheet\" crossorigin=\"anonymous\"/>\n" +
+								"  </head>\n" +
+								"  <body>\n" +
+								"     <div class=\"container\">\n" +
+								"      <form class=\"form-signin\" method=\"post\" action=\"/login\">\n" +
+								"        <h2 class=\"form-signin-heading\">Please sign in</h2>\n" +
+								"        <p>\n" +
+								"          <label for=\"username\" class=\"sr-only\">Username</label>\n" +
+								"          <input type=\"text\" id=\"username\" name=\"username\" class=\"form-control\" placeholder=\"Username\" required autofocus>\n" +
+								"        </p>\n" +
+								"        <p>\n" +
+								"          <label for=\"password\" class=\"sr-only\">Password</label>\n" +
+								"          <input type=\"password\" id=\"password\" name=\"password\" class=\"form-control\" placeholder=\"Password\" required>\n" +
+								"        </p>\n" +
+								"<p><input type='checkbox' name='remember-me'/> Remember me on this computer.</p>\n" +
+								"<input name=\"" + csrfToken.getParameterName() + "\" type=\"hidden\" value=\"" + csrfToken.getToken() + "\" />\n" +
+								"        <button class=\"btn btn-lg btn-primary btn-block\" type=\"submit\">Sign in</button>\n" +
+								"      </form>\n" +
+								"</div>\n" +
+								"</body></html>"
+				));
+	}
+
+	@EnableWebSecurity
+	static class DefaultLoginPageWithRememberMeConfig extends WebSecurityConfigurerAdapter {
+		@Override
+		protected void configure(HttpSecurity http) throws Exception {
+			// @formatter:off
+			http
+				.authorizeRequests()
+					.anyRequest().hasRole("USER")
+					.and()
+				.formLogin()
+					.and()
+				.rememberMe();
+			// @formatter:on
+		}
+	}
+
+	@Test
+	public void loginPageWhenOpenIdLoginConfiguredThenOpedIdLoginPage() throws Exception {
+		this.spring.register(DefaultLoginPageWithOpenIDConfig.class).autowire();
+
+		CsrfToken csrfToken = new DefaultCsrfToken("X-CSRF-TOKEN", "_csrf", "BaseSpringSpec_CSRFTOKEN");
+		String csrfAttributeName = HttpSessionCsrfTokenRepository.class.getName().concat(".CSRF_TOKEN");
+
+		this.mvc.perform(get("/login")
+				.sessionAttr(csrfAttributeName, csrfToken))
+				.andExpect(content().string(
+						"<!DOCTYPE html>\n" +
+								"<html lang=\"en\">\n" +
+								"  <head>\n" +
+								"    <meta charset=\"utf-8\">\n" +
+								"    <meta name=\"viewport\" content=\"width=device-width, initial-scale=1, shrink-to-fit=no\">\n" +
+								"    <meta name=\"description\" content=\"\">\n" +
+								"    <meta name=\"author\" content=\"\">\n" +
+								"    <title>Please sign in</title>\n" +
+								"    <link href=\"https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-beta/css/bootstrap.min.css\" rel=\"stylesheet\" integrity=\"sha384-/Y6pD6FV/Vv2HJnA6t+vslU6fwYXjCFtcEpHbNJ0lyAFsXTsjBbfaDjzALeQsN6M\" crossorigin=\"anonymous\">\n" +
+								"    <link href=\"https://getbootstrap.com/docs/4.0/examples/signin/signin.css\" rel=\"stylesheet\" crossorigin=\"anonymous\"/>\n" +
+								"  </head>\n" +
+								"  <body>\n" +
+								"     <div class=\"container\">\n" +
+								"      <form name=\"oidf\" class=\"form-signin\" method=\"post\" action=\"/login/openid\">\n" +
+								"        <h2 class=\"form-signin-heading\">Login with OpenID Identity</h2>\n" +
+								"        <p>\n" +
+								"          <label for=\"username\" class=\"sr-only\">Identity</label>\n" +
+								"          <input type=\"text\" id=\"username\" name=\"openid_identifier\" class=\"form-control\" placeholder=\"Username\" required autofocus>\n" +
+								"        </p>\n" +
+								"<input name=\"" + csrfToken.getParameterName() + "\" type=\"hidden\" value=\"" + csrfToken.getToken() + "\" />\n" +
+								"        <button class=\"btn btn-lg btn-primary btn-block\" type=\"submit\">Sign in</button>\n" +
+								"      </form>\n" +
+								"</div>\n" +
+								"</body></html>"
+				));
+	}
+
+	@EnableWebSecurity
+	static class DefaultLoginPageWithOpenIDConfig extends WebSecurityConfigurerAdapter {
+		@Override
+		protected void configure(HttpSecurity http) throws Exception {
+			// @formatter:off
+			http
+				.authorizeRequests()
+					.anyRequest().hasRole("USER")
+					.and()
+				.openidLogin();
+			// @formatter:on
+		}
+	}
+
+	@Test
+	public void loginPageWhenOpenIdLoginAndFormLoginAndRememberMeConfiguredThenOpedIdLoginPage() throws Exception {
+		this.spring.register(DefaultLoginPageWithFormLoginOpenIDRememberMeConfig.class).autowire();
+		CsrfToken csrfToken = new DefaultCsrfToken("X-CSRF-TOKEN", "_csrf", "BaseSpringSpec_CSRFTOKEN");
+		String csrfAttributeName = HttpSessionCsrfTokenRepository.class.getName().concat(".CSRF_TOKEN");
+
+		this.mvc.perform(get("/login")
+				.sessionAttr(csrfAttributeName, csrfToken))
+				.andExpect(content().string(
+						"<!DOCTYPE html>\n" +
+								"<html lang=\"en\">\n" +
+								"  <head>\n" +
+								"    <meta charset=\"utf-8\">\n" +
+								"    <meta name=\"viewport\" content=\"width=device-width, initial-scale=1, shrink-to-fit=no\">\n" +
+								"    <meta name=\"description\" content=\"\">\n" +
+								"    <meta name=\"author\" content=\"\">\n" +
+								"    <title>Please sign in</title>\n" +
+								"    <link href=\"https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-beta/css/bootstrap.min.css\" rel=\"stylesheet\" integrity=\"sha384-/Y6pD6FV/Vv2HJnA6t+vslU6fwYXjCFtcEpHbNJ0lyAFsXTsjBbfaDjzALeQsN6M\" crossorigin=\"anonymous\">\n" +
+								"    <link href=\"https://getbootstrap.com/docs/4.0/examples/signin/signin.css\" rel=\"stylesheet\" crossorigin=\"anonymous\"/>\n" +
+								"  </head>\n" +
+								"  <body>\n" +
+								"     <div class=\"container\">\n" +
+								"      <form class=\"form-signin\" method=\"post\" action=\"/login\">\n" +
+								"        <h2 class=\"form-signin-heading\">Please sign in</h2>\n" +
+								"        <p>\n" +
+								"          <label for=\"username\" class=\"sr-only\">Username</label>\n" +
+								"          <input type=\"text\" id=\"username\" name=\"username\" class=\"form-control\" placeholder=\"Username\" required autofocus>\n" +
+								"        </p>\n" +
+								"        <p>\n" +
+								"          <label for=\"password\" class=\"sr-only\">Password</label>\n" +
+								"          <input type=\"password\" id=\"password\" name=\"password\" class=\"form-control\" placeholder=\"Password\" required>\n" +
+								"        </p>\n" +
+								"<p><input type='checkbox' name='remember-me'/> Remember me on this computer.</p>\n" +
+								"<input name=\"" + csrfToken.getParameterName() + "\" type=\"hidden\" value=\"" + csrfToken.getToken() + "\" />\n" +
+								"        <button class=\"btn btn-lg btn-primary btn-block\" type=\"submit\">Sign in</button>\n" +
+								"      </form>\n" +
+								"      <form name=\"oidf\" class=\"form-signin\" method=\"post\" action=\"/login/openid\">\n" +
+								"        <h2 class=\"form-signin-heading\">Login with OpenID Identity</h2>\n" +
+								"        <p>\n" +
+								"          <label for=\"username\" class=\"sr-only\">Identity</label>\n" +
+								"          <input type=\"text\" id=\"username\" name=\"openid_identifier\" class=\"form-control\" placeholder=\"Username\" required autofocus>\n" +
+								"        </p>\n" +
+								"<p><input type='checkbox' name='remember-me'/> Remember me on this computer.</p>\n" +
+								"<input name=\"" + csrfToken.getParameterName() + "\" type=\"hidden\" value=\"" + csrfToken.getToken() + "\" />\n" +
+								"        <button class=\"btn btn-lg btn-primary btn-block\" type=\"submit\">Sign in</button>\n" +
+								"      </form>\n" +
+								"</div>\n" +
+								"</body></html>"
+				));
+	}
+
+	@EnableWebSecurity
+	static class DefaultLoginPageWithFormLoginOpenIDRememberMeConfig extends WebSecurityConfigurerAdapter {
+		@Override
+		protected void configure(HttpSecurity http) throws Exception {
+			// @formatter:off
+			http
+				.authorizeRequests()
+					.anyRequest().hasRole("USER")
+					.and()
+				.rememberMe()
+					.and()
+				.formLogin()
+					.and()
+				.openidLogin();
+			// @formatter:on
+		}
+	}
+
+	@Test
+	public void configureWhenAuthenticationEntryPointThenNoDefaultLoginPageGeneratingFilter() {
+		this.spring.register(DefaultLoginWithCustomAuthenticationEntryPointConfig.class).autowire();
+
+		FilterChainProxy filterChain = this.spring.getContext().getBean(FilterChainProxy.class);
+		assertThat(filterChain.getFilterChains().get(0).getFilters().stream()
+				.filter(filter -> filter.getClass().isAssignableFrom(DefaultLoginPageGeneratingFilter.class))
+				.count())
+				.isZero();
+	}
+
+	@EnableWebSecurity
+	static class DefaultLoginWithCustomAuthenticationEntryPointConfig extends WebSecurityConfigurerAdapter {
+		@Override
+		protected void configure(HttpSecurity http) throws Exception {
+			// @formatter:off
+			http
+				.exceptionHandling()
+					.authenticationEntryPoint(new LoginUrlAuthenticationEntryPoint("/login"))
+					.and()
+				.authorizeRequests()
+					.anyRequest().hasRole("USER")
+					.and()
+				.formLogin();
+			// @formatter:on
+		}
+	}
+
+	@Test
+	public void configureWhenRegisteringObjectPostProcessorThenInvokedOnDefaultLoginPageGeneratingFilter() {
+		ObjectPostProcessorConfig.objectPostProcessor = spy(ReflectingObjectPostProcessor.class);
+		this.spring.register(ObjectPostProcessorConfig.class).autowire();
+
+		verify(ObjectPostProcessorConfig.objectPostProcessor)
+				.postProcess(any(DefaultLoginPageGeneratingFilter.class));
+	}
+
+	@Test
+	public void configureWhenRegisteringObjectPostProcessorThenInvokedOnUsernamePasswordAuthenticationFilter() {
+		ObjectPostProcessorConfig.objectPostProcessor = spy(ReflectingObjectPostProcessor.class);
+		this.spring.register(ObjectPostProcessorConfig.class).autowire();
+
+		verify(ObjectPostProcessorConfig.objectPostProcessor)
+				.postProcess(any(UsernamePasswordAuthenticationFilter.class));
+	}
+
+	@Test
+	public void configureWhenRegisteringObjectPostProcessorThenInvokedOnLoginUrlAuthenticationEntryPoint() {
+		ObjectPostProcessorConfig.objectPostProcessor = spy(ReflectingObjectPostProcessor.class);
+		this.spring.register(ObjectPostProcessorConfig.class).autowire();
+
+		verify(ObjectPostProcessorConfig.objectPostProcessor)
+				.postProcess(any(LoginUrlAuthenticationEntryPoint.class));
+	}
+
+	@Test
+	public void configureWhenRegisteringObjectPostProcessorThenInvokedOnExceptionTranslationFilter() {
+		ObjectPostProcessorConfig.objectPostProcessor = spy(ReflectingObjectPostProcessor.class);
+		this.spring.register(ObjectPostProcessorConfig.class).autowire();
+
+		verify(ObjectPostProcessorConfig.objectPostProcessor)
+				.postProcess(any(ExceptionTranslationFilter.class));
+	}
+
+	@EnableWebSecurity
+	static class ObjectPostProcessorConfig extends WebSecurityConfigurerAdapter {
+		static ObjectPostProcessor<Object> objectPostProcessor;
+
+		@Override
+		protected void configure(HttpSecurity http) throws Exception {
+			// @formatter:off
+			http
+				.exceptionHandling()
+					.and()
+				.formLogin();
+			// @formatter:on
+		}
+
+		@Bean
+		static ObjectPostProcessor<Object> objectPostProcessor() {
+			return objectPostProcessor;
+		}
+	}
+
+	static class ReflectingObjectPostProcessor implements ObjectPostProcessor<Object> {
+		@Override
+		public <O> O postProcess(O object) {
+			return object;
+		}
+	}
+}