Files
xahaud/test/websocket/stream.cpp
2016-05-12 19:22:00 -04:00

642 lines
18 KiB
C++

//
// Copyright (c) 2013-2016 Vinnie Falco (vinnie dot falco at gmail dot com)
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
// Test that header file is self-contained.
#include <beast/websocket/stream.hpp>
#include "websocket_async_echo_peer.hpp"
#include "websocket_sync_echo_peer.hpp"
#include <beast/core/streambuf.hpp>
#include <beast/core/to_string.hpp>
#include <beast/test/fail_stream.hpp>
#include <beast/test/string_stream.hpp>
#include <beast/test/yield_to.hpp>
#include <beast/unit_test/suite.hpp>
#include <boost/asio.hpp>
#include <boost/asio/spawn.hpp>
#include <boost/optional.hpp>
namespace beast {
namespace websocket {
class stream_test
: public beast::unit_test::suite
, public test::enable_yield_to
{
public:
using endpoint_type = boost::asio::ip::tcp::endpoint;
using address_type = boost::asio::ip::address;
using socket_type = boost::asio::ip::tcp::socket;
void testClamp()
{
expect(detail::clamp(
std::numeric_limits<std::uint64_t>::max()) ==
std::numeric_limits<std::size_t>::max());
}
void testSpecialMembers()
{
stream<socket_type> ws(ios_);
{
stream<socket_type> ws2(std::move(ws));
}
{
stream<socket_type> ws2(ios_);
ws = std::move(ws2);
}
expect(&ws.get_io_service() == &ios_);
pass();
}
void testOptions()
{
stream<socket_type> ws(ios_);
ws.set_option(message_type(opcode::binary));
ws.set_option(read_buffer_size(8192));
ws.set_option(read_message_max(1 * 1024 * 1024));
ws.set_option(write_buffer_size(2048));
try
{
ws.set_option(message_type(opcode::close));
fail();
}
catch(std::exception const&)
{
pass();
}
}
template<std::size_t N>
static
boost::asio::const_buffers_1
strbuf(const char (&s)[N])
{
return boost::asio::const_buffers_1(&s[0], N-1);
}
void testAccept(yield_context do_yield)
{
{
stream<test::string_stream> ws(ios_,
"GET / HTTP/1.1\r\n"
"Host: localhost:80\r\n"
"Upgrade: WebSocket\r\n"
"Connection: upgrade\r\n"
"Sec-WebSocket-Key: dGhlIHNhbXBsZSBub25jZQ==\r\n"
"Sec-WebSocket-Version: 13\r\n"
"\r\n");
try
{
ws.accept();
pass();
}
catch(...)
{
fail();
}
}
{
stream<test::string_stream> ws(ios_,
"GET / HTTP/1.1\r\n"
"\r\n");
try
{
ws.accept();
fail();
}
catch(...)
{
pass();
}
}
{
stream<test::string_stream> ws(ios_,
"GET / HTTP/1.1\r\n"
"Host: localhost:80\r\n"
"Upgrade: WebSocket\r\n"
"Connection: upgrade\r\n"
"Sec-WebSocket-Key: dGhlIHNhbXBsZSBub25jZQ==\r\n"
"Sec-WebSocket-Version: 13\r\n"
"\r\n");
error_code ec;
ws.accept(ec);
expect(! ec, ec.message());
}
{
stream<test::string_stream> ws(ios_,
"GET / HTTP/1.1\r\n"
"\r\n");
error_code ec;
ws.accept(ec);
expect(ec);
}
{
stream<test::string_stream> ws(ios_,
"GET / HTTP/1.1\r\n"
"Host: localhost:80\r\n"
"Upgrade: WebSocket\r\n"
"Connection: upgrade\r\n"
"Sec-WebSocket-Key: dGhlIHNhbXBsZSBub25jZQ==\r\n"
"Sec-WebSocket-Version: 13\r\n"
"\r\n");
error_code ec;
ws.async_accept(do_yield[ec]);
expect(! ec, ec.message());
}
{
stream<test::string_stream> ws(ios_,
"GET / HTTP/1.1\r\n"
"\r\n");
error_code ec;
ws.async_accept(do_yield[ec]);
expect(ec);
}
{
stream<test::string_stream> ws(ios_,
"Host: localhost:80\r\n"
"Upgrade: WebSocket\r\n"
"Connection: upgrade\r\n"
"Sec-WebSocket-Key: dGhlIHNhbXBsZSBub25jZQ==\r\n"
"Sec-WebSocket-Version: 13\r\n"
"\r\n");
try
{
ws.accept(strbuf(
"GET / HTTP/1.1\r\n"));
pass();
}
catch(...)
{
fail();
}
}
{
stream<test::string_stream> ws(ios_,
"\r\n");
try
{
ws.accept(strbuf(
"GET / HTTP/1.1\r\n"));
fail();
}
catch(...)
{
pass();
}
}
{
stream<test::string_stream> ws(ios_,
"Host: localhost:80\r\n"
"Upgrade: WebSocket\r\n"
"Connection: upgrade\r\n"
"Sec-WebSocket-Key: dGhlIHNhbXBsZSBub25jZQ==\r\n"
"Sec-WebSocket-Version: 13\r\n"
"\r\n");
error_code ec;
ws.accept(strbuf(
"GET / HTTP/1.1\r\n"), ec);
expect(! ec, ec.message());
}
{
stream<test::string_stream> ws(ios_,
"GET / HTTP/1.1\r\n"
"\r\n");
error_code ec;
ws.accept(ec);
expect(ec);
}
{
stream<test::string_stream> ws(ios_,
"Host: localhost:80\r\n"
"Upgrade: WebSocket\r\n"
"Connection: upgrade\r\n"
"Sec-WebSocket-Key: dGhlIHNhbXBsZSBub25jZQ==\r\n"
"Sec-WebSocket-Version: 13\r\n"
"\r\n");
error_code ec;
ws.async_accept(strbuf(
"GET / HTTP/1.1\r\n"), do_yield[ec]);
expect(! ec, ec.message());
}
{
stream<test::string_stream> ws(ios_,
"\r\n");
error_code ec;
ws.async_accept(strbuf(
"GET / HTTP/1.1\r\n"), do_yield[ec]);
expect(ec);
}
}
void testHandshake(endpoint_type const& ep,
yield_context do_yield)
{
{
// disconnected socket
socket_type sock(ios_);
stream<decltype(sock)&> ws(sock);
try
{
ws.handshake("localhost", "/");
fail();
}
catch(boost::system::system_error const&)
{
pass();
}
catch(...)
{
fail();
}
error_code ec;
ws.handshake("localhost", "/", ec);
if(! expect(ec))
return;
ws.async_handshake("localhost", "/", do_yield[ec]);
if(! expect(ec))
return;
}
{
error_code ec;
socket_type sock(ios_);
sock.connect(ep, ec);
if(! expect(! ec, ec.message()))
return;
stream<decltype(sock)&> ws(sock);
ws.handshake("localhost", "/", ec);
if(! expect(! ec, ec.message()))
return;
ws.close({}, ec);
if(! expect(! ec, ec.message()))
return;
streambuf sb;
opcode op;
ws.read(op, sb, ec);
if(! expect(ec == error::closed, ec.message()))
return;
expect(ws.reason().code == close_code::normal);
}
{
error_code ec;
socket_type sock(ios_);
sock.connect(ep, ec);
if(! expect(! ec, ec.message()))
return;
stream<decltype(sock)&> ws(sock);
ws.async_handshake("localhost", "/", do_yield[ec]);
if(! expect(! ec, ec.message()))
return;
ws.async_close({}, do_yield[ec]);
if(! expect(! ec, ec.message()))
return;
streambuf sb;
opcode op;
ws.async_read(op, sb, do_yield[ec]);
if(! expect(ec == error::closed, ec.message()))
return;
expect(ws.reason().code == close_code::normal);
}
}
void testErrorHandling(endpoint_type const& ep,
yield_context do_yield)
{
static std::size_t constexpr limit = 100;
std::size_t n;
// synchronous, exceptions
for(n = 0; n < limit; ++n)
{
error_code ec;
socket_type sock(ios_);
sock.connect(ep, ec);
if(! expect(! ec, ec.message()))
break;
stream<test::fail_stream<socket_type&>> ws(n, sock);
try
{
ws.handshake("localhost", "/");
ws.write(boost::asio::const_buffers_1(
"Hello", 5));
opcode op;
streambuf sb;
ws.read(op, sb);
expect(op == opcode::text);
expect(to_string(sb.data()) == "Hello");
ws.close({});
try
{
ws.read(op, sb);
}
catch(boost::system::system_error const& se)
{
if(se.code() == error::closed)
break;
throw;
}
fail();
break;
}
catch(boost::system::system_error const&)
{
}
}
expect(n < limit);
// synchronous, error codes
for(n = 0; n < limit; ++n)
{
error_code ec;
socket_type sock(ios_);
sock.connect(ep, ec);
if(! expect(! ec, ec.message()))
break;
stream<test::fail_stream<socket_type&>> ws(n, sock);
ws.handshake("localhost", "/", ec);
if(ec)
continue;
ws.write(boost::asio::const_buffers_1(
"Hello", 5), ec);
if(ec)
continue;
opcode op;
streambuf sb;
ws.read(op, sb, ec);
if(ec)
continue;
expect(op == opcode::text);
expect(to_string(sb.data()) == "Hello");
ws.close({}, ec);
if(ec)
continue;
ws.read(op, sb, ec);
if(ec == error::closed)
{
pass();
break;
}
}
expect(n < limit);
// asynchronous
for(n = 0; n < limit; ++n)
{
error_code ec;
socket_type sock(ios_);
sock.connect(ep, ec);
if(! expect(! ec, ec.message()))
break;
stream<test::fail_stream<socket_type&>> ws(n, sock);
ws.async_handshake("localhost", "/", do_yield[ec]);
if(ec)
break;
ws.async_write(boost::asio::const_buffers_1(
"Hello", 5), do_yield[ec]);
if(ec)
continue;
opcode op;
streambuf sb;
ws.async_read(op, sb, do_yield[ec]);
if(ec)
continue;
expect(op == opcode::text);
expect(to_string(sb.data()) == "Hello");
ws.async_close({}, do_yield[ec]);
if(ec)
continue;
ws.async_read(op, sb, do_yield[ec]);
if(ec == error::closed)
{
pass();
break;
}
}
expect(n < limit);
}
void testMask(endpoint_type const& ep,
yield_context do_yield)
{
{
std::vector<char> v;
for(char n = 0; n < 20; ++n)
{
error_code ec;
socket_type sock(ios_);
sock.connect(ep, ec);
if(! expect(! ec, ec.message()))
break;
stream<socket_type&> ws(sock);
ws.handshake("localhost", "/", ec);
if(! expect(! ec, ec.message()))
break;
ws.write(boost::asio::buffer(v), ec);
if(! expect(! ec, ec.message()))
break;
opcode op;
streambuf sb;
ws.read(op, sb, ec);
if(! expect(! ec, ec.message()))
break;
expect(to_string(sb.data()) ==
std::string{v.data(), v.size()});
v.push_back(n+1);
}
}
{
std::vector<char> v;
for(char n = 0; n < 20; ++n)
{
error_code ec;
socket_type sock(ios_);
sock.connect(ep, ec);
if(! expect(! ec, ec.message()))
break;
stream<socket_type&> ws(sock);
ws.handshake("localhost", "/", ec);
if(! expect(! ec, ec.message()))
break;
ws.async_write(boost::asio::buffer(v), do_yield[ec]);
if(! expect(! ec, ec.message()))
break;
opcode op;
streambuf sb;
ws.async_read(op, sb, do_yield[ec]);
if(! expect(! ec, ec.message()))
break;
expect(to_string(sb.data()) ==
std::string{v.data(), v.size()});
v.push_back(n+1);
}
}
}
struct con
{
stream<socket_type> ws;
con(endpoint_type const& ep, boost::asio::io_service& ios)
: ws(ios)
{
ws.next_layer().connect(ep);
ws.handshake("localhost", "/");
}
};
template<std::size_t N>
class cbuf_helper
{
std::array<std::uint8_t, N> v_;
boost::asio::const_buffer cb_;
public:
using value_type = decltype(cb_);
using const_iterator = value_type const*;
template<class... Vn>
explicit
cbuf_helper(Vn... vn)
: v_({{ static_cast<std::uint8_t>(vn)... }})
, cb_(v_.data(), v_.size())
{
}
const_iterator
begin() const
{
return &cb_;
}
const_iterator
end() const
{
return begin()+1;
}
};
template<class... Vn>
cbuf_helper<sizeof...(Vn)>
cbuf(Vn... vn)
{
return cbuf_helper<sizeof...(Vn)>(vn...);
}
void testClose(endpoint_type const& ep, yield_context do_yield)
{
using boost::asio::buffer;
{
// payload length 1
con c(ep, ios_);
boost::asio::write(c.ws.next_layer(),
cbuf(0x88, 0x81, 0xff, 0xff, 0xff, 0xff, 0x00));
}
{
// invalid close code 1005
con c(ep, ios_);
boost::asio::write(c.ws.next_layer(),
cbuf(0x88, 0x82, 0xff, 0xff, 0xff, 0xff, 0xfc, 0x12));
}
{
// invalid utf8
con c(ep, ios_);
boost::asio::write(c.ws.next_layer(),
cbuf(0x88, 0x86, 0xff, 0xff, 0xff, 0xff, 0xfc, 0x15,
0x0f, 0xd7, 0x73, 0x43));
}
{
// good utf8
con c(ep, ios_);
boost::asio::write(c.ws.next_layer(),
cbuf(0x88, 0x86, 0xff, 0xff, 0xff, 0xff, 0xfc, 0x15,
'u', 't', 'f', '8'));
}
}
void testWriteFrame(endpoint_type const& ep)
{
for(;;)
{
boost::asio::io_service ios;
error_code ec;
socket_type sock(ios);
sock.connect(ep, ec);
if(! expect(! ec, ec.message()))
break;
stream<socket_type&> ws(sock);
ws.handshake("localhost", "/", ec);
if(! expect(! ec, ec.message()))
break;
ws.async_write_frame(false,
boost::asio::null_buffers{},
[](error_code){ });
//
// Destruction of the io_service will cause destruction
// of the write_frame_op without invoking the final handler.
//
break;
}
}
void run() override
{
testClamp();
testSpecialMembers();
testOptions();
yield_to(std::bind(&stream_test::testAccept,
this, std::placeholders::_1));
auto const any = endpoint_type{
address_type::from_string("127.0.0.1"), 0};
{
sync_echo_peer server(true, any);
auto const ep = server.local_endpoint();
yield_to(std::bind(&stream_test::testHandshake,
this, ep, std::placeholders::_1));
yield_to(std::bind(&stream_test::testErrorHandling,
this, ep, std::placeholders::_1));
yield_to(std::bind(&stream_test::testMask,
this, ep, std::placeholders::_1));
yield_to(std::bind(&stream_test::testClose,
this, ep, std::placeholders::_1));
testWriteFrame(ep);
}
{
async_echo_peer server(true, any, 1);
auto const ep = server.local_endpoint();
yield_to(std::bind(&stream_test::testHandshake,
this, ep, std::placeholders::_1));
yield_to(std::bind(&stream_test::testErrorHandling,
this, ep, std::placeholders::_1));
yield_to(std::bind(&stream_test::testMask,
this, ep, std::placeholders::_1));
yield_to(std::bind(&stream_test::testClose,
this, ep, std::placeholders::_1));
}
pass();
}
};
BEAST_DEFINE_TESTSUITE(stream,websocket,beast);
} // websocket
} // beast