1 | // |
2 | // buffered_read_stream.cpp |
3 | // ~~~~~~~~~~~~~~~~~~~~~~~~ |
4 | // |
5 | // Copyright (c) 2003-2024 Christopher M. Kohlhoff (chris at kohlhoff dot com) |
6 | // |
7 | // Distributed under the Boost Software License, Version 1.0. (See accompanying |
8 | // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) |
9 | // |
10 | |
11 | // Disable autolinking for unit tests. |
12 | #if !defined(BOOST_ALL_NO_LIB) |
13 | #define BOOST_ALL_NO_LIB 1 |
14 | #endif // !defined(BOOST_ALL_NO_LIB) |
15 | |
16 | // Test that header file is self-contained. |
17 | #include <boost/asio/buffered_read_stream.hpp> |
18 | |
19 | #include <cstring> |
20 | #include <functional> |
21 | #include "archetypes/async_result.hpp" |
22 | #include <boost/asio/buffer.hpp> |
23 | #include <boost/asio/io_context.hpp> |
24 | #include <boost/asio/ip/tcp.hpp> |
25 | #include <boost/system/system_error.hpp> |
26 | #include "unit_test.hpp" |
27 | |
28 | #if defined(BOOST_ASIO_HAS_BOOST_ARRAY) |
29 | # include <boost/array.hpp> |
30 | #else // defined(BOOST_ASIO_HAS_BOOST_ARRAY) |
31 | # include <array> |
32 | #endif // defined(BOOST_ASIO_HAS_BOOST_ARRAY) |
33 | |
34 | typedef boost::asio::buffered_read_stream< |
35 | boost::asio::ip::tcp::socket> stream_type; |
36 | |
37 | void write_some_handler(const boost::system::error_code&, std::size_t) |
38 | { |
39 | } |
40 | |
41 | void fill_handler(const boost::system::error_code&, std::size_t) |
42 | { |
43 | } |
44 | |
45 | void read_some_handler(const boost::system::error_code&, std::size_t) |
46 | { |
47 | } |
48 | |
49 | void test_compile() |
50 | { |
51 | #if defined(BOOST_ASIO_HAS_BOOST_ARRAY) |
52 | using boost::array; |
53 | #else // defined(BOOST_ASIO_HAS_BOOST_ARRAY) |
54 | using std::array; |
55 | #endif // defined(BOOST_ASIO_HAS_BOOST_ARRAY) |
56 | |
57 | using namespace boost::asio; |
58 | |
59 | try |
60 | { |
61 | io_context ioc; |
62 | char mutable_char_buffer[128] = "" ; |
63 | const char const_char_buffer[128] = "" ; |
64 | array<boost::asio::mutable_buffer, 2> mutable_buffers = {.elems: { |
65 | boost::asio::buffer(data&: mutable_char_buffer, max_size_in_bytes: 10), |
66 | boost::asio::buffer(data: mutable_char_buffer + 10, size_in_bytes: 10) }}; |
67 | array<boost::asio::const_buffer, 2> const_buffers = {.elems: { |
68 | boost::asio::buffer(data: const_char_buffer, max_size_in_bytes: 10), |
69 | boost::asio::buffer(data: const_char_buffer + 10, size_in_bytes: 10) }}; |
70 | archetypes::lazy_handler lazy; |
71 | boost::system::error_code ec; |
72 | |
73 | stream_type stream1(ioc); |
74 | stream_type stream2(ioc, 1024); |
75 | |
76 | stream_type::executor_type ex = stream1.get_executor(); |
77 | (void)ex; |
78 | |
79 | stream_type::lowest_layer_type& lowest_layer = stream1.lowest_layer(); |
80 | (void)lowest_layer; |
81 | |
82 | stream1.write_some(buffers: buffer(data&: mutable_char_buffer)); |
83 | stream1.write_some(buffers: buffer(data: const_char_buffer)); |
84 | stream1.write_some(buffers: mutable_buffers); |
85 | stream1.write_some(buffers: const_buffers); |
86 | stream1.write_some(buffers: null_buffers()); |
87 | stream1.write_some(buffers: buffer(data&: mutable_char_buffer), ec); |
88 | stream1.write_some(buffers: buffer(data: const_char_buffer), ec); |
89 | stream1.write_some(buffers: mutable_buffers, ec); |
90 | stream1.write_some(buffers: const_buffers, ec); |
91 | stream1.write_some(buffers: null_buffers(), ec); |
92 | |
93 | stream1.async_write_some(buffers: buffer(data&: mutable_char_buffer), handler: &write_some_handler); |
94 | stream1.async_write_some(buffers: buffer(data: const_char_buffer), handler: &write_some_handler); |
95 | stream1.async_write_some(buffers: mutable_buffers, handler: &write_some_handler); |
96 | stream1.async_write_some(buffers: const_buffers, handler: &write_some_handler); |
97 | stream1.async_write_some(buffers: null_buffers(), handler: &write_some_handler); |
98 | int i1 = stream1.async_write_some(buffers: buffer(data&: mutable_char_buffer), handler&: lazy); |
99 | (void)i1; |
100 | int i2 = stream1.async_write_some(buffers: buffer(data: const_char_buffer), handler&: lazy); |
101 | (void)i2; |
102 | int i3 = stream1.async_write_some(buffers: mutable_buffers, handler&: lazy); |
103 | (void)i3; |
104 | int i4 = stream1.async_write_some(buffers: const_buffers, handler&: lazy); |
105 | (void)i4; |
106 | int i5 = stream1.async_write_some(buffers: null_buffers(), handler&: lazy); |
107 | (void)i5; |
108 | |
109 | stream1.fill(); |
110 | stream1.fill(ec); |
111 | |
112 | stream1.async_fill(handler: &fill_handler); |
113 | int i6 = stream1.async_fill(handler&: lazy); |
114 | (void)i6; |
115 | |
116 | stream1.read_some(buffers: buffer(data&: mutable_char_buffer)); |
117 | stream1.read_some(buffers: mutable_buffers); |
118 | stream1.read_some(buffers: null_buffers()); |
119 | stream1.read_some(buffers: buffer(data&: mutable_char_buffer), ec); |
120 | stream1.read_some(buffers: mutable_buffers, ec); |
121 | stream1.read_some(buffers: null_buffers(), ec); |
122 | |
123 | stream1.async_read_some(buffers: buffer(data&: mutable_char_buffer), handler: &read_some_handler); |
124 | stream1.async_read_some(buffers: mutable_buffers, handler: &read_some_handler); |
125 | stream1.async_read_some(buffers: null_buffers(), handler: &read_some_handler); |
126 | int i7 = stream1.async_read_some(buffers: buffer(data&: mutable_char_buffer), handler&: lazy); |
127 | (void)i7; |
128 | int i8 = stream1.async_read_some(buffers: mutable_buffers, handler&: lazy); |
129 | (void)i8; |
130 | int i9 = stream1.async_read_some(buffers: null_buffers(), handler&: lazy); |
131 | (void)i9; |
132 | } |
133 | catch (std::exception&) |
134 | { |
135 | } |
136 | } |
137 | |
138 | void test_sync_operations() |
139 | { |
140 | using namespace std; // For memcmp. |
141 | |
142 | boost::asio::io_context io_context; |
143 | |
144 | boost::asio::ip::tcp::acceptor acceptor(io_context, |
145 | boost::asio::ip::tcp::endpoint(boost::asio::ip::tcp::v4(), 0)); |
146 | boost::asio::ip::tcp::endpoint server_endpoint = acceptor.local_endpoint(); |
147 | server_endpoint.address(addr: boost::asio::ip::address_v4::loopback()); |
148 | |
149 | stream_type client_socket(io_context); |
150 | client_socket.lowest_layer().connect(peer_endpoint: server_endpoint); |
151 | |
152 | stream_type server_socket(io_context); |
153 | acceptor.accept(peer&: server_socket.lowest_layer()); |
154 | |
155 | const char write_data[] |
156 | = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz" ; |
157 | const boost::asio::const_buffer write_buf = boost::asio::buffer(data: write_data); |
158 | |
159 | std::size_t bytes_written = 0; |
160 | while (bytes_written < sizeof(write_data)) |
161 | { |
162 | bytes_written += client_socket.write_some( |
163 | buffers: boost::asio::buffer(b: write_buf + bytes_written)); |
164 | } |
165 | |
166 | char read_data[sizeof(write_data)]; |
167 | const boost::asio::mutable_buffer read_buf = boost::asio::buffer(data&: read_data); |
168 | |
169 | std::size_t bytes_read = 0; |
170 | while (bytes_read < sizeof(read_data)) |
171 | { |
172 | bytes_read += server_socket.read_some( |
173 | buffers: boost::asio::buffer(b: read_buf + bytes_read)); |
174 | } |
175 | |
176 | BOOST_ASIO_CHECK(bytes_written == sizeof(write_data)); |
177 | BOOST_ASIO_CHECK(bytes_read == sizeof(read_data)); |
178 | BOOST_ASIO_CHECK(memcmp(write_data, read_data, sizeof(write_data)) == 0); |
179 | |
180 | bytes_written = 0; |
181 | while (bytes_written < sizeof(write_data)) |
182 | { |
183 | bytes_written += server_socket.write_some( |
184 | buffers: boost::asio::buffer(b: write_buf + bytes_written)); |
185 | } |
186 | |
187 | bytes_read = 0; |
188 | while (bytes_read < sizeof(read_data)) |
189 | { |
190 | bytes_read += client_socket.read_some( |
191 | buffers: boost::asio::buffer(b: read_buf + bytes_read)); |
192 | } |
193 | |
194 | BOOST_ASIO_CHECK(bytes_written == sizeof(write_data)); |
195 | BOOST_ASIO_CHECK(bytes_read == sizeof(read_data)); |
196 | BOOST_ASIO_CHECK(memcmp(write_data, read_data, sizeof(write_data)) == 0); |
197 | |
198 | server_socket.close(); |
199 | boost::system::error_code error; |
200 | bytes_read = client_socket.read_some( |
201 | buffers: boost::asio::buffer(b: read_buf), ec&: error); |
202 | |
203 | BOOST_ASIO_CHECK(bytes_read == 0); |
204 | BOOST_ASIO_CHECK(error == boost::asio::error::eof); |
205 | |
206 | client_socket.close(ec&: error); |
207 | } |
208 | |
209 | void handle_accept(const boost::system::error_code& e) |
210 | { |
211 | BOOST_ASIO_CHECK(!e); |
212 | } |
213 | |
214 | void handle_write(const boost::system::error_code& e, |
215 | std::size_t bytes_transferred, |
216 | std::size_t* total_bytes_written) |
217 | { |
218 | BOOST_ASIO_CHECK(!e); |
219 | if (e) |
220 | throw boost::system::system_error(e); // Terminate test. |
221 | *total_bytes_written += bytes_transferred; |
222 | } |
223 | |
224 | void handle_read(const boost::system::error_code& e, |
225 | std::size_t bytes_transferred, |
226 | std::size_t* total_bytes_read) |
227 | { |
228 | BOOST_ASIO_CHECK(!e); |
229 | if (e) |
230 | throw boost::system::system_error(e); // Terminate test. |
231 | *total_bytes_read += bytes_transferred; |
232 | } |
233 | |
234 | void handle_read_eof(const boost::system::error_code& e, |
235 | std::size_t bytes_transferred) |
236 | { |
237 | BOOST_ASIO_CHECK(e == boost::asio::error::eof); |
238 | BOOST_ASIO_CHECK(bytes_transferred == 0); |
239 | } |
240 | |
241 | void test_async_operations() |
242 | { |
243 | using namespace std; // For memcmp. |
244 | |
245 | namespace bindns = std; |
246 | using bindns::placeholders::_1; |
247 | using bindns::placeholders::_2; |
248 | |
249 | boost::asio::io_context io_context; |
250 | |
251 | boost::asio::ip::tcp::acceptor acceptor(io_context, |
252 | boost::asio::ip::tcp::endpoint(boost::asio::ip::tcp::v4(), 0)); |
253 | boost::asio::ip::tcp::endpoint server_endpoint = acceptor.local_endpoint(); |
254 | server_endpoint.address(addr: boost::asio::ip::address_v4::loopback()); |
255 | |
256 | stream_type client_socket(io_context); |
257 | client_socket.lowest_layer().connect(peer_endpoint: server_endpoint); |
258 | |
259 | stream_type server_socket(io_context); |
260 | acceptor.async_accept(peer&: server_socket.lowest_layer(), token: &handle_accept); |
261 | io_context.run(); |
262 | io_context.restart(); |
263 | |
264 | const char write_data[] |
265 | = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz" ; |
266 | const boost::asio::const_buffer write_buf = boost::asio::buffer(data: write_data); |
267 | |
268 | std::size_t bytes_written = 0; |
269 | while (bytes_written < sizeof(write_data)) |
270 | { |
271 | client_socket.async_write_some( |
272 | buffers: boost::asio::buffer(b: write_buf + bytes_written), |
273 | handler: bindns::bind(f&: handle_write, args: _1, args: _2, args: &bytes_written)); |
274 | io_context.run(); |
275 | io_context.restart(); |
276 | } |
277 | |
278 | char read_data[sizeof(write_data)]; |
279 | const boost::asio::mutable_buffer read_buf = boost::asio::buffer(data&: read_data); |
280 | |
281 | std::size_t bytes_read = 0; |
282 | while (bytes_read < sizeof(read_data)) |
283 | { |
284 | server_socket.async_read_some( |
285 | buffers: boost::asio::buffer(b: read_buf + bytes_read), |
286 | handler: bindns::bind(f&: handle_read, args: _1, args: _2, args: &bytes_read)); |
287 | io_context.run(); |
288 | io_context.restart(); |
289 | } |
290 | |
291 | BOOST_ASIO_CHECK(bytes_written == sizeof(write_data)); |
292 | BOOST_ASIO_CHECK(bytes_read == sizeof(read_data)); |
293 | BOOST_ASIO_CHECK(memcmp(write_data, read_data, sizeof(write_data)) == 0); |
294 | |
295 | bytes_written = 0; |
296 | while (bytes_written < sizeof(write_data)) |
297 | { |
298 | server_socket.async_write_some( |
299 | buffers: boost::asio::buffer(b: write_buf + bytes_written), |
300 | handler: bindns::bind(f&: handle_write, args: _1, args: _2, args: &bytes_written)); |
301 | io_context.run(); |
302 | io_context.restart(); |
303 | } |
304 | |
305 | bytes_read = 0; |
306 | while (bytes_read < sizeof(read_data)) |
307 | { |
308 | client_socket.async_read_some( |
309 | buffers: boost::asio::buffer(b: read_buf + bytes_read), |
310 | handler: bindns::bind(f&: handle_read, args: _1, args: _2, args: &bytes_read)); |
311 | io_context.run(); |
312 | io_context.restart(); |
313 | } |
314 | |
315 | BOOST_ASIO_CHECK(bytes_written == sizeof(write_data)); |
316 | BOOST_ASIO_CHECK(bytes_read == sizeof(read_data)); |
317 | BOOST_ASIO_CHECK(memcmp(write_data, read_data, sizeof(write_data)) == 0); |
318 | |
319 | server_socket.close(); |
320 | client_socket.async_read_some(buffers: boost::asio::buffer(b: read_buf), handler&: handle_read_eof); |
321 | } |
322 | |
323 | BOOST_ASIO_TEST_SUITE |
324 | ( |
325 | "buffered_read_stream" , |
326 | BOOST_ASIO_COMPILE_TEST_CASE(test_compile) |
327 | BOOST_ASIO_TEST_CASE(test_sync_operations) |
328 | BOOST_ASIO_TEST_CASE(test_async_operations) |
329 | ) |
330 | |