/*
 * Copyright (c) 2011, Peter Thorson. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the WebSocket++ Project nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL PETER THORSON BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 */
//#define BOOST_TEST_DYN_LINK
#define BOOST_TEST_MODULE hybi_00_processor
#include <boost/test/unit_test.hpp>

#include <iostream>
#include <string>

#include <websocketpp/processors/hybi00.hpp>
#include <websocketpp/http/request.hpp>
#include <websocketpp/http/response.hpp>


BOOST_AUTO_TEST_CASE( exact_match ) {
    websocketpp::http::parser::request r;
    websocketpp::http::parser::response response;
    websocketpp::processor::hybi00<websocketpp::http::parser::request,websocketpp::http::parser::response> p(false);

    std::string handshake = "GET / HTTP/1.1\r\nHost: www.example.com\r\nConnection: upgrade\r\nUpgrade: websocket\r\nOrigin: http://example.com\r\nSec-WebSocket-Key1: 3e6b263  4 17 80\r\nSec-WebSocket-Key2: 17  9 G`ZD9   2 2b 7X 3 /r90\r\n\r\n";

    r.consume(handshake.c_str(),handshake.size());
    r.replace_header("Sec-WebSocket-Key3","WjN}|M(6");

    BOOST_CHECK(websocketpp::processor::is_websocket_handshake(r));
    BOOST_CHECK(websocketpp::processor::get_websocket_version(r) == p.get_version());
    BOOST_CHECK(p.validate_handshake(r));

    websocketpp::uri_ptr u;
    bool exception;

    try {
        u = p.get_uri(r);
    } catch (const websocketpp::uri_exception& e) {
        exception = true;
    }

    BOOST_CHECK(exception == false);
    BOOST_CHECK(u->get_secure() == false);
    BOOST_CHECK(u->get_host() == "www.example.com");
    BOOST_CHECK(u->get_resource() == "/");
    BOOST_CHECK(u->get_port() == websocketpp::URI_DEFAULT_PORT);

    p.process_handshake(r,response);

    BOOST_CHECK(response.get_header("Connection") == "Upgrade");
    BOOST_CHECK(response.get_header("Upgrade") == "websocket");
    BOOST_CHECK(response.get_header("Sec-WebSocket-Origin") == "http://example.com");

    BOOST_CHECK(response.get_header("Sec-WebSocket-Location") == "ws://www.example.com/");
    BOOST_CHECK(response.get_header("Sec-WebSocket-Key3") == "n`9eBk9z$R8pOtVb");
}

BOOST_AUTO_TEST_CASE( non_get_method ) {
    websocketpp::http::parser::request r;
    websocketpp::processor::hybi00<websocketpp::http::parser::request,websocketpp::http::parser::response> p(false);

    std::string handshake = "POST / HTTP/1.1\r\nHost: www.example.com\r\nConnection: upgrade\r\nUpgrade: websocket\r\nSec-WebSocket-Key1: 3e6b263  4 17 80\r\nSec-WebSocket-Key2: 17  9 G`ZD9   2 2b 7X 3 /r90\r\n\r\n";

    r.consume(handshake.c_str(),handshake.size());
    r.replace_header("Sec-WebSocket-Key3","janelle!");

    BOOST_CHECK(websocketpp::processor::is_websocket_handshake(r));
    BOOST_CHECK(websocketpp::processor::get_websocket_version(r) == p.get_version());
    BOOST_CHECK(!p.validate_handshake(r));
}

BOOST_AUTO_TEST_CASE( old_http_version ) {
    websocketpp::http::parser::request r;
    websocketpp::processor::hybi00<websocketpp::http::parser::request,websocketpp::http::parser::response> p(false);

    std::string handshake = "GET / HTTP/1.0\r\nHost: www.example.com\r\nConnection: upgrade\r\nUpgrade: websocket\r\nSec-WebSocket-Key1: 3e6b263  4 17 80\r\nSec-WebSocket-Key2: 17  9 G`ZD9   2 2b 7X 3 /r90\r\n\r\n";

    r.consume(handshake.c_str(),handshake.size());
    r.replace_header("Sec-WebSocket-Key3","janelle!");

    BOOST_CHECK(websocketpp::processor::is_websocket_handshake(r));
    BOOST_CHECK(websocketpp::processor::get_websocket_version(r) == p.get_version());
    BOOST_CHECK(!p.validate_handshake(r));
}

BOOST_AUTO_TEST_CASE( missing_handshake_key1 ) {
    websocketpp::http::parser::request r;
    websocketpp::processor::hybi00<websocketpp::http::parser::request,websocketpp::http::parser::response> p(false);

    std::string handshake = "GET / HTTP/1.1\r\nHost: www.example.com\r\nConnection: upgrade\r\nUpgrade: websocket\r\nSec-WebSocket-Key1: 3e6b263  4 17 80\r\n\r\n";

    r.consume(handshake.c_str(),handshake.size());
    r.replace_header("Sec-WebSocket-Key3","janelle!");

    BOOST_CHECK(websocketpp::processor::is_websocket_handshake(r));
    BOOST_CHECK(websocketpp::processor::get_websocket_version(r) == p.get_version());
    BOOST_CHECK(!p.validate_handshake(r));
}

BOOST_AUTO_TEST_CASE( missing_handshake_key2 ) {
    websocketpp::http::parser::request r;
    websocketpp::processor::hybi00<websocketpp::http::parser::request,websocketpp::http::parser::response> p(false);

    std::string handshake = "GET / HTTP/1.1\r\nHost: www.example.com\r\nConnection: upgrade\r\nUpgrade: websocket\r\nSec-WebSocket-Key2: 17  9 G`ZD9   2 2b 7X 3 /r90\r\n\r\n";

    r.consume(handshake.c_str(),handshake.size());
    r.replace_header("Sec-WebSocket-Key3","janelle!");

    BOOST_CHECK(websocketpp::processor::is_websocket_handshake(r));
    BOOST_CHECK(websocketpp::processor::get_websocket_version(r) == p.get_version());
    BOOST_CHECK(!p.validate_handshake(r));
}

BOOST_AUTO_TEST_CASE( bad_host ) {
    websocketpp::http::parser::request r;
    websocketpp::processor::hybi00<websocketpp::http::parser::request,websocketpp::http::parser::response> p(false);
    websocketpp::uri_ptr u;
    bool exception = false;

    std::string handshake = "GET / HTTP/1.1\r\nHost: www.example.com:70000\r\nConnection: upgrade\r\nUpgrade: websocket\r\nSec-WebSocket-Key2: 17  9 G`ZD9   2 2b 7X 3 /r90\r\n\r\n";

    r.consume(handshake.c_str(),handshake.size());
    r.replace_header("Sec-WebSocket-Key3","janelle!");

    BOOST_CHECK(websocketpp::processor::is_websocket_handshake(r));
    BOOST_CHECK(websocketpp::processor::get_websocket_version(r) == p.get_version());
    BOOST_CHECK(!p.validate_handshake(r));

    try {
        u = p.get_uri(r);
    } catch (const websocketpp::uri_exception& e) {
        exception = true;
    }

    BOOST_CHECK(exception == true);
}