/*
 * Copyright 2004-present 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.jupiter.api.Test;
import org.junit.jupiter.api.extension.ExtendWith;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
import org.springframework.security.config.test.SpringTestContext;
import org.springframework.security.config.test.SpringTestContextExtension;
import org.springframework.security.core.userdetails.PasswordEncodedUser;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.provisioning.InMemoryUserDetailsManager;
import org.springframework.security.web.SecurityFilterChain;
import org.springframework.test.web.servlet.MockMvc;
import org.springframework.web.servlet.config.annotation.EnableWebMvc;

import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.redirectedUrl;

/**
 * Tests to verify that all the functionality of &lt;port-mappings&gt; attributes is
 * present
 *
 * @author Rob Winch
 * @author Josh Cummings
 *
 */
@ExtendWith(SpringTestContextExtension.class)
public class NamespaceHttpPortMappingsTests {

	public final SpringTestContext spring = new SpringTestContext(this);

	@Autowired
	MockMvc mvc;

	@Test
	public void portMappingWhenRequestRequiresChannelThenBehaviorMatchesNamespace() throws Exception {
		this.spring.register(HttpInterceptUrlWithPortMapperConfig.class).autowire();
		this.mvc.perform(get("http://localhost:9080/login")).andExpect(redirectedUrl("https://localhost:9443/login"));
		this.mvc.perform(get("http://localhost:9080/secured/a"))
			.andExpect(redirectedUrl("https://localhost:9443/secured/a"));
		this.mvc.perform(get("https://localhost:9443/user")).andExpect(redirectedUrl("http://localhost:9080/user"));
	}

	@Configuration
	@EnableWebSecurity
	@EnableWebMvc
	static class HttpInterceptUrlWithPortMapperConfig {

		@Bean
		SecurityFilterChain filterChain(HttpSecurity http) throws Exception {
			// @formatter:off
			http
				.authorizeHttpRequests((requests) -> requests
					.anyRequest().hasRole("USER"))
				.portMapper((mapper) -> mapper
					.http(9080).mapsTo(9443))
				.requiresChannel((channel) -> channel
					.requestMatchers("/login", "/secured/**").requiresSecure()
					.anyRequest().requiresInsecure());
			// @formatter:on
			return http.build();
		}

		@Bean
		UserDetailsService userDetailsService() {
			return new InMemoryUserDetailsManager(PasswordEncodedUser.user(), PasswordEncodedUser.admin());
		}

	}

}
