/*
 * Copyright (C) 2014 Red Hat, inc., and individual contributors
 * as indicated by the @author tags. See the copyright.txt file in the
 * distribution for a full listing of individual contributors.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
 * MA 02110-1301  USA
 */
package org.jboss.as.test.integration.web.jsp;

import static org.hamcrest.CoreMatchers.containsString;
import static org.hamcrest.CoreMatchers.not;
import static org.junit.Assert.assertThat;

import java.io.BufferedReader;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.URL;
import java.nio.charset.StandardCharsets;

import org.apache.http.HttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.jboss.arquillian.container.test.api.Deployment;
import org.jboss.arquillian.container.test.api.RunAsClient;
import org.jboss.arquillian.junit.Arquillian;
import org.jboss.arquillian.test.api.ArquillianResource;
import org.jboss.logging.Logger;
import org.jboss.shrinkwrap.api.ShrinkWrap;
import org.jboss.shrinkwrap.api.asset.StringAsset;
import org.jboss.shrinkwrap.api.spec.WebArchive;
import org.junit.Test;
import org.junit.runner.RunWith;

/**
 * Test case for JSP pattern declaration in web.xml
 *
 * @author <a href="mailto:ehugonne@redhat.com">Emmanuel Hugonnet</a> (c) 2014
 * Red Hat, inc.
 */
@RunWith(Arquillian.class)
@RunAsClient
public class JspMappingTestCase {

    protected static Logger log = Logger.getLogger(JspMappingTestCase.class);
    @ArquillianResource
    protected URL webappUrl;

    private static final String JSP_CONTENT = "<%@page contentType=\"text/html\" pageEncoding=\"UTF-8\"%>\n"
            + "<!DOCTYPE html>\n"
            + "<html>\n"
            + "    <body>\n"
            + "        <p>\n"
            + "            Hello. Because of the mapping in web.xml, I should be evaluated as a JSP:\n"
            + "        </p>\n"
            + "        <p>\n"
            + "            1 + 1 = ${1+1}\n"
            + "        </p>\n"
            + "    </body>\n"
            + "</html>";

    @Deployment
    public static WebArchive deployment() {
        WebArchive war = ShrinkWrap.create(WebArchive.class, "jbosstest-jsp.war");
        war.addAsWebResource(new StringAsset(JSP_CONTENT), "test.html");
        war.addAsWebResource(new StringAsset(JSP_CONTENT), "index.html");
        war.addAsWebResource(new StringAsset(JSP_CONTENT), "index.jsp");
        war.addAsWebResource(new StringAsset(JSP_CONTENT), "test.css");
        war.addAsWebInfResource(JspMappingTestCase.class.getPackage(), "web.xml", "web.xml");
        return war;
    }

    @Test
    public void testSimpleJSP() throws Exception {
        log.trace("Simple JSP");
        try (CloseableHttpClient httpClient = HttpClients.createDefault()) {
            HttpResponse response = httpClient.execute(new HttpGet(webappUrl.toURI() + "index.jsp"));
            try (InputStream in = response.getEntity().getContent()) {
                String content = getContent(in);
                assertThat(content, containsString("1 + 1 = 2"));
            }
        }
    }

    @Test
    public void testFalseCss() throws Exception {
        log.trace("False CSS");
        try (CloseableHttpClient httpClient = HttpClients.createDefault()) {
            HttpResponse response = httpClient.execute(new HttpGet(webappUrl.toURI() + "test.css"));
            try (InputStream in = response.getEntity().getContent()) {
                String content = getContent(in);
                assertThat(content, containsString("1 + 1 = 2"));
            }
        }

    }

    @Test
    public void testFalseHtmlPage() throws Exception {
        log.trace("False HTML");
        try (CloseableHttpClient httpClient = HttpClients.createDefault()) {
            HttpResponse response = httpClient.execute(new HttpGet(webappUrl.toURI() + "test.html"));
            try (InputStream in = response.getEntity().getContent()) {
                String content = getContent(in);
                assertThat(content, containsString("1 + 1 = 2"));
            }
        }

    }

    @Test
    public void testTrueHtmlPage() throws Exception {
        log.trace("True HTML");
        try (CloseableHttpClient httpClient = HttpClients.createDefault()) {
            HttpResponse response = httpClient.execute(new HttpGet(webappUrl.toURI() + "index.html"));
            try (InputStream in = response.getEntity().getContent()) {
                String content = getContent(in);
                assertThat(content, not(containsString("1 + 1 = 2")));
            }
        }
    }

    private String getContent(InputStream content) throws Exception {
        BufferedReader reader = new BufferedReader(new InputStreamReader(content, StandardCharsets.UTF_8));
        StringBuilder out = new StringBuilder();
        String line;
        while ((line = reader.readLine()) != null) {
            out.append(line);
        }
        return out.toString();
    }
}
