/*
 * 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.web.authentication.ui;

import java.util.Collections;

import org.junit.jupiter.api.Test;

import org.springframework.test.web.servlet.MockMvc;
import org.springframework.test.web.servlet.setup.MockMvcBuilders;

import static org.hamcrest.CoreMatchers.containsString;
import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.content;

/**
 * @author Rob Winch
 * @since 5.1
 */
public class DefaultLogoutPageGeneratingFilterTests {

	private DefaultLogoutPageGeneratingFilter filter = new DefaultLogoutPageGeneratingFilter();

	@Test
	public void doFilterWhenNoHiddenInputsThenPageRendered() throws Exception {
		MockMvc mockMvc = MockMvcBuilders.standaloneSetup(new Object()).addFilter(this.filter).build();
		mockMvc.perform(get("/logout"))
			.andExpect(content().string(containsString("Are you sure you want to log out?")))
			.andExpect(content().contentType("text/html;charset=UTF-8"));
	}

	@Test
	public void doFilterWhenHiddenInputsSetThenHiddenInputsRendered() throws Exception {
		this.filter.setResolveHiddenInputs((r) -> Collections.singletonMap("_csrf", "csrf-token-1"));
		MockMvc mockMvc = MockMvcBuilders.standaloneSetup(new Object()).addFilters(this.filter).build();
		mockMvc.perform(get("/logout"))
			.andExpect(content()
				.string(containsString("<input name=\"_csrf\" type=\"hidden\" value=\"csrf-token-1\" />")));
	}

	@Test
	public void doFilterWhenRequestContextThenActionContainsRequestContext() throws Exception {
		MockMvc mockMvc = MockMvcBuilders.standaloneSetup(new Object()).addFilters(this.filter).build();
		mockMvc.perform(get("/context/logout").contextPath("/context"))
			.andExpect(content().string(containsString("action=\"/context/logout\"")));
	}

	@Test
	void doFilterWhenRequestContextAndHiddenInputsSetThenRendered() throws Exception {
		this.filter.setResolveHiddenInputs((r) -> Collections.singletonMap("_csrf", "csrf-token-1"));
		MockMvc mockMvc = MockMvcBuilders.standaloneSetup(new Object()).addFilters(this.filter).build();

		mockMvc.perform(get("/context/logout").contextPath("/context")).andExpect(content().string("""
				<!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>Confirm Log Out?</title>
				    <link href="/context/default-ui.css" rel="stylesheet" />
				  </head>
				  <body>
				    <div class="content">
				      <form class="logout-form" method="post" action="/context/logout">
				        <h2>Are you sure you want to log out?</h2>
				        <input name="_csrf" type="hidden" value="csrf-token-1" />
				        <button class="primary" type="submit">Log Out</button>
				      </form>
				    </div>
				  </body>
				</html>"""));
	}

}
