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1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #include "base/at_exit.h" | |
6 #include "base/macros.h" | |
7 #include "base/memory/scoped_ptr.h" | |
8 #include "mojo/services/network/public/cpp/udp_socket_wrapper.h" | |
9 #include "mojo/services/network/public/interfaces/network_service.mojom.h" | |
10 #include "mojo/services/network/public/interfaces/udp_socket.mojom.h" | |
11 #include "mojo/shell/shell_test_helper.h" | |
12 #include "net/base/net_errors.h" | |
13 #include "testing/gtest/include/gtest/gtest.h" | |
14 #include "third_party/mojo/src/mojo/public/cpp/bindings/callback.h" | |
15 #include "url/gurl.h" | |
16 | |
17 namespace mojo { | |
18 namespace service { | |
19 namespace { | |
20 | |
21 NetAddressPtr GetLocalHostWithAnyPort() { | |
22 NetAddressPtr addr(NetAddress::New()); | |
23 addr->family = NET_ADDRESS_FAMILY_IPV4; | |
24 addr->ipv4 = NetAddressIPv4::New(); | |
25 addr->ipv4->port = 0; | |
26 addr->ipv4->addr.resize(4); | |
27 addr->ipv4->addr[0] = 127; | |
28 addr->ipv4->addr[1] = 0; | |
29 addr->ipv4->addr[2] = 0; | |
30 addr->ipv4->addr[3] = 1; | |
31 | |
32 return addr.Pass(); | |
33 } | |
34 | |
35 Array<uint8_t> CreateTestMessage(uint8_t initial, size_t size) { | |
36 Array<uint8_t> array(size); | |
37 for (size_t i = 0; i < size; ++i) | |
38 array[i] = static_cast<uint8_t>((i + initial) % 256); | |
39 return array.Pass(); | |
40 } | |
41 | |
42 template <typename CallbackType> | |
43 class TestCallbackBase { | |
44 public: | |
45 TestCallbackBase() : state_(nullptr), run_loop_(nullptr), ran_(false) {} | |
46 | |
47 ~TestCallbackBase() { | |
48 state_->set_test_callback(nullptr); | |
49 } | |
50 | |
51 CallbackType callback() const { return callback_; } | |
52 | |
53 void WaitForResult() { | |
54 if (ran_) | |
55 return; | |
56 | |
57 base::RunLoop run_loop; | |
58 run_loop_ = &run_loop; | |
59 run_loop.Run(); | |
60 run_loop_ = nullptr; | |
61 } | |
62 | |
63 protected: | |
64 struct StateBase : public CallbackType::Runnable { | |
65 StateBase() : test_callback_(nullptr) {} | |
66 virtual ~StateBase() {} | |
67 | |
68 void set_test_callback(TestCallbackBase* test_callback) { | |
69 test_callback_ = test_callback; | |
70 } | |
71 | |
72 protected: | |
73 void NotifyRun() const { | |
74 if (test_callback_) { | |
75 test_callback_->ran_ = true; | |
76 if (test_callback_->run_loop_) | |
77 test_callback_->run_loop_->Quit(); | |
78 } | |
79 } | |
80 | |
81 TestCallbackBase* test_callback_; | |
82 | |
83 private: | |
84 DISALLOW_COPY_AND_ASSIGN(StateBase); | |
85 }; | |
86 | |
87 // Takes ownership of |state|, and guarantees that it lives at least as long | |
88 // as this object. | |
89 void Initialize(StateBase* state) { | |
90 state_ = state; | |
91 state_->set_test_callback(this); | |
92 callback_ = CallbackType( | |
93 static_cast<typename CallbackType::Runnable*>(state_)); | |
94 } | |
95 | |
96 private: | |
97 // The lifespan is managed by |callback_| (and its copies). | |
98 StateBase* state_; | |
99 CallbackType callback_; | |
100 base::RunLoop* run_loop_; | |
101 bool ran_; | |
102 | |
103 DISALLOW_COPY_AND_ASSIGN(TestCallbackBase); | |
104 }; | |
105 | |
106 class TestCallback : public TestCallbackBase<Callback<void(NetworkErrorPtr)>> { | |
107 public: | |
108 TestCallback() { | |
109 Initialize(new State()); | |
110 } | |
111 ~TestCallback() {} | |
112 | |
113 const NetworkErrorPtr& result() const { return result_; } | |
114 | |
115 private: | |
116 struct State: public StateBase { | |
117 ~State() override {} | |
118 | |
119 void Run(NetworkErrorPtr result) const override { | |
120 if (test_callback_) { | |
121 TestCallback* callback = static_cast<TestCallback*>(test_callback_); | |
122 callback->result_ = result.Pass(); | |
123 } | |
124 NotifyRun(); | |
125 } | |
126 }; | |
127 | |
128 NetworkErrorPtr result_; | |
129 }; | |
130 | |
131 class TestCallbackWithAddress | |
132 : public TestCallbackBase<Callback<void(NetworkErrorPtr, NetAddressPtr)>> { | |
133 public: | |
134 TestCallbackWithAddress() { | |
135 Initialize(new State()); | |
136 } | |
137 ~TestCallbackWithAddress() {} | |
138 | |
139 const NetworkErrorPtr& result() const { return result_; } | |
140 const NetAddressPtr& net_address() const { return net_address_; } | |
141 | |
142 private: | |
143 struct State : public StateBase { | |
144 ~State() override {} | |
145 | |
146 void Run(NetworkErrorPtr result, NetAddressPtr net_address) const override { | |
147 if (test_callback_) { | |
148 TestCallbackWithAddress* callback = | |
149 static_cast<TestCallbackWithAddress*>(test_callback_); | |
150 callback->result_ = result.Pass(); | |
151 callback->net_address_ = net_address.Pass(); | |
152 } | |
153 NotifyRun(); | |
154 } | |
155 }; | |
156 | |
157 NetworkErrorPtr result_; | |
158 NetAddressPtr net_address_; | |
159 }; | |
160 | |
161 class TestCallbackWithUint32 | |
162 : public TestCallbackBase<Callback<void(uint32_t)>> { | |
163 public: | |
164 TestCallbackWithUint32() : result_(0) { | |
165 Initialize(new State()); | |
166 } | |
167 ~TestCallbackWithUint32() {} | |
168 | |
169 uint32_t result() const { return result_; } | |
170 | |
171 private: | |
172 struct State : public StateBase { | |
173 ~State() override {} | |
174 | |
175 void Run(uint32_t result) const override { | |
176 if (test_callback_) { | |
177 TestCallbackWithUint32* callback = | |
178 static_cast<TestCallbackWithUint32*>(test_callback_); | |
179 callback->result_ = result; | |
180 } | |
181 NotifyRun(); | |
182 } | |
183 }; | |
184 | |
185 uint32_t result_; | |
186 }; | |
187 | |
188 class TestReceiveCallback | |
189 : public TestCallbackBase< | |
190 Callback<void(NetworkErrorPtr, NetAddressPtr, Array<uint8_t>)>> { | |
191 public: | |
192 TestReceiveCallback() { | |
193 Initialize(new State()); | |
194 } | |
195 ~TestReceiveCallback() {} | |
196 | |
197 const NetworkErrorPtr& result() const { return result_; } | |
198 const NetAddressPtr& src_addr() const { return src_addr_; } | |
199 const Array<uint8_t>& data() const { return data_; } | |
200 | |
201 private: | |
202 struct State : public StateBase { | |
203 ~State() override {} | |
204 | |
205 void Run(NetworkErrorPtr result, | |
206 NetAddressPtr src_addr, | |
207 Array<uint8_t> data) const override { | |
208 if (test_callback_) { | |
209 TestReceiveCallback* callback = | |
210 static_cast<TestReceiveCallback*>(test_callback_); | |
211 callback->result_ = result.Pass(); | |
212 callback->src_addr_ = src_addr.Pass(); | |
213 callback->data_ = data.Pass(); | |
214 } | |
215 NotifyRun(); | |
216 } | |
217 }; | |
218 | |
219 NetworkErrorPtr result_; | |
220 NetAddressPtr src_addr_; | |
221 Array<uint8_t> data_; | |
222 }; | |
223 | |
224 class UDPSocketTest : public testing::Test { | |
225 public: | |
226 UDPSocketTest() {} | |
227 virtual ~UDPSocketTest() {} | |
228 | |
229 virtual void SetUp() override { | |
230 test_helper_.Init(); | |
231 | |
232 test_helper_.application_manager()->ConnectToService( | |
233 GURL("mojo:network_service"), &network_service_); | |
234 | |
235 network_service_->CreateUDPSocket(GetProxy(&udp_socket_)); | |
236 udp_socket_.set_client(&udp_socket_client_); | |
237 } | |
238 | |
239 protected: | |
240 struct ReceiveResult { | |
241 NetworkErrorPtr result; | |
242 NetAddressPtr addr; | |
243 Array<uint8_t> data; | |
244 }; | |
245 | |
246 class UDPSocketClientImpl : public UDPSocketClient { | |
247 public: | |
248 | |
249 UDPSocketClientImpl() : run_loop_(nullptr), expected_receive_count_(0) {} | |
250 | |
251 ~UDPSocketClientImpl() override { | |
252 while (!results_.empty()) { | |
253 delete results_.front(); | |
254 results_.pop(); | |
255 } | |
256 } | |
257 | |
258 void OnReceived(NetworkErrorPtr result, | |
259 NetAddressPtr src_addr, | |
260 Array<uint8_t> data) override { | |
261 ReceiveResult* entry = new ReceiveResult(); | |
262 entry->result = result.Pass(); | |
263 entry->addr = src_addr.Pass(); | |
264 entry->data = data.Pass(); | |
265 | |
266 results_.push(entry); | |
267 | |
268 if (results_.size() == expected_receive_count_ && run_loop_) { | |
269 expected_receive_count_ = 0; | |
270 run_loop_->Quit(); | |
271 } | |
272 } | |
273 | |
274 base::RunLoop* run_loop_; | |
275 std::queue<ReceiveResult*> results_; | |
276 size_t expected_receive_count_; | |
277 | |
278 DISALLOW_COPY_AND_ASSIGN(UDPSocketClientImpl); | |
279 }; | |
280 | |
281 std::queue<ReceiveResult*>* GetReceiveResults() { | |
282 return &udp_socket_client_.results_; | |
283 } | |
284 | |
285 void WaitForReceiveResults(size_t count) { | |
286 if (GetReceiveResults()->size() == count) | |
287 return; | |
288 | |
289 udp_socket_client_.expected_receive_count_ = count; | |
290 base::RunLoop run_loop; | |
291 udp_socket_client_.run_loop_ = &run_loop; | |
292 run_loop.Run(); | |
293 udp_socket_client_.run_loop_ = nullptr; | |
294 } | |
295 | |
296 base::ShadowingAtExitManager at_exit_; | |
297 shell::ShellTestHelper test_helper_; | |
298 | |
299 NetworkServicePtr network_service_; | |
300 UDPSocketPtr udp_socket_; | |
301 UDPSocketClientImpl udp_socket_client_; | |
302 | |
303 DISALLOW_COPY_AND_ASSIGN(UDPSocketTest); | |
304 }; | |
305 | |
306 } // namespace | |
307 | |
308 TEST_F(UDPSocketTest, Settings) { | |
309 TestCallback callback1; | |
310 udp_socket_->AllowAddressReuse(callback1.callback()); | |
311 callback1.WaitForResult(); | |
312 EXPECT_EQ(net::OK, callback1.result()->code); | |
313 | |
314 // Should fail because the socket hasn't been bound. | |
315 TestCallback callback2; | |
316 udp_socket_->SetSendBufferSize(1024, callback2.callback()); | |
317 callback2.WaitForResult(); | |
318 EXPECT_NE(net::OK, callback2.result()->code); | |
319 | |
320 // Should fail because the socket hasn't been bound. | |
321 TestCallback callback3; | |
322 udp_socket_->SetReceiveBufferSize(2048, callback3.callback()); | |
323 callback3.WaitForResult(); | |
324 EXPECT_NE(net::OK, callback3.result()->code); | |
325 | |
326 TestCallbackWithAddress callback4; | |
327 udp_socket_->Bind(GetLocalHostWithAnyPort(), callback4.callback()); | |
328 callback4.WaitForResult(); | |
329 EXPECT_EQ(net::OK, callback4.result()->code); | |
330 EXPECT_NE(0u, callback4.net_address()->ipv4->port); | |
331 | |
332 // Should fail because the socket has been bound. | |
333 TestCallback callback5; | |
334 udp_socket_->AllowAddressReuse(callback5.callback()); | |
335 callback5.WaitForResult(); | |
336 EXPECT_NE(net::OK, callback5.result()->code); | |
337 | |
338 TestCallback callback6; | |
339 udp_socket_->SetSendBufferSize(1024, callback6.callback()); | |
340 callback6.WaitForResult(); | |
341 EXPECT_EQ(net::OK, callback6.result()->code); | |
342 | |
343 TestCallback callback7; | |
344 udp_socket_->SetReceiveBufferSize(2048, callback7.callback()); | |
345 callback7.WaitForResult(); | |
346 EXPECT_EQ(net::OK, callback7.result()->code); | |
347 | |
348 TestCallbackWithUint32 callback8; | |
349 udp_socket_->NegotiateMaxPendingSendRequests(0, callback8.callback()); | |
350 callback8.WaitForResult(); | |
351 EXPECT_GT(callback8.result(), 0u); | |
352 | |
353 TestCallbackWithUint32 callback9; | |
354 udp_socket_->NegotiateMaxPendingSendRequests(16, callback9.callback()); | |
355 callback9.WaitForResult(); | |
356 EXPECT_GT(callback9.result(), 0u); | |
357 } | |
358 | |
359 TEST_F(UDPSocketTest, TestReadWrite) { | |
360 TestCallbackWithAddress callback1; | |
361 udp_socket_->Bind(GetLocalHostWithAnyPort(), callback1.callback()); | |
362 callback1.WaitForResult(); | |
363 ASSERT_EQ(net::OK, callback1.result()->code); | |
364 ASSERT_NE(0u, callback1.net_address()->ipv4->port); | |
365 | |
366 NetAddressPtr server_addr = callback1.net_address().Clone(); | |
367 | |
368 UDPSocketPtr client_socket; | |
369 network_service_->CreateUDPSocket(GetProxy(&client_socket)); | |
370 | |
371 TestCallbackWithAddress callback2; | |
372 client_socket->Bind(GetLocalHostWithAnyPort(), callback2.callback()); | |
373 callback2.WaitForResult(); | |
374 ASSERT_EQ(net::OK, callback2.result()->code); | |
375 ASSERT_NE(0u, callback2.net_address()->ipv4->port); | |
376 | |
377 NetAddressPtr client_addr = callback2.net_address().Clone(); | |
378 | |
379 const size_t kDatagramCount = 6; | |
380 const size_t kDatagramSize = 255; | |
381 udp_socket_->ReceiveMore(kDatagramCount); | |
382 | |
383 for (size_t i = 0; i < kDatagramCount; ++i) { | |
384 TestCallback callback; | |
385 client_socket->SendTo( | |
386 server_addr.Clone(), | |
387 CreateTestMessage(static_cast<uint8_t>(i), kDatagramSize), | |
388 callback.callback()); | |
389 callback.WaitForResult(); | |
390 EXPECT_EQ(255, callback.result()->code); | |
391 } | |
392 | |
393 WaitForReceiveResults(kDatagramCount); | |
394 for (size_t i = 0; i < kDatagramCount; ++i) { | |
395 scoped_ptr<ReceiveResult> result(GetReceiveResults()->front()); | |
396 GetReceiveResults()->pop(); | |
397 | |
398 EXPECT_EQ(static_cast<int>(kDatagramSize), result->result->code); | |
399 EXPECT_TRUE(result->addr.Equals(client_addr)); | |
400 EXPECT_TRUE(result->data.Equals( | |
401 CreateTestMessage(static_cast<uint8_t>(i), kDatagramSize))); | |
402 } | |
403 } | |
404 | |
405 TEST_F(UDPSocketTest, TestUDPSocketWrapper) { | |
406 UDPSocketWrapper udp_socket(udp_socket_.Pass(), 4, 4); | |
407 | |
408 TestCallbackWithAddress callback1; | |
409 udp_socket.Bind(GetLocalHostWithAnyPort(), callback1.callback()); | |
410 callback1.WaitForResult(); | |
411 ASSERT_EQ(net::OK, callback1.result()->code); | |
412 ASSERT_NE(0u, callback1.net_address()->ipv4->port); | |
413 | |
414 NetAddressPtr server_addr = callback1.net_address().Clone(); | |
415 | |
416 UDPSocketPtr raw_client_socket; | |
417 network_service_->CreateUDPSocket(GetProxy(&raw_client_socket)); | |
418 UDPSocketWrapper client_socket(raw_client_socket.Pass(), 4, 4); | |
419 | |
420 TestCallbackWithAddress callback2; | |
421 client_socket.Bind(GetLocalHostWithAnyPort(), callback2.callback()); | |
422 callback2.WaitForResult(); | |
423 ASSERT_EQ(net::OK, callback2.result()->code); | |
424 ASSERT_NE(0u, callback2.net_address()->ipv4->port); | |
425 | |
426 NetAddressPtr client_addr = callback2.net_address().Clone(); | |
427 | |
428 const size_t kDatagramCount = 16; | |
429 const size_t kDatagramSize = 255; | |
430 | |
431 for (size_t i = 1; i < kDatagramCount; ++i) { | |
432 scoped_ptr<TestCallback[]> send_callbacks(new TestCallback[i]); | |
433 scoped_ptr<TestReceiveCallback[]> receive_callbacks( | |
434 new TestReceiveCallback[i]); | |
435 | |
436 for (size_t j = 0; j < i; ++j) { | |
437 client_socket.SendTo( | |
438 server_addr.Clone(), | |
439 CreateTestMessage(static_cast<uint8_t>(j), kDatagramSize), | |
440 send_callbacks[j].callback()); | |
441 | |
442 udp_socket.ReceiveFrom(receive_callbacks[j].callback()); | |
443 } | |
444 | |
445 receive_callbacks[i - 1].WaitForResult(); | |
446 | |
447 for (size_t j = 0; j < i; ++j) { | |
448 EXPECT_EQ(static_cast<int>(kDatagramSize), | |
449 receive_callbacks[j].result()->code); | |
450 EXPECT_TRUE(receive_callbacks[j].src_addr().Equals(client_addr)); | |
451 EXPECT_TRUE(receive_callbacks[j].data().Equals( | |
452 CreateTestMessage(static_cast<uint8_t>(j), kDatagramSize))); | |
453 } | |
454 } | |
455 } | |
456 | |
457 } // namespace service | |
458 } // namespace mojo | |
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