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1 // Copyright (c) 2012 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 "net/http/http_transaction_unittest.h" | |
6 | |
7 #include <algorithm> | |
8 | |
9 #include "base/bind.h" | |
10 #include "base/message_loop/message_loop.h" | |
11 #include "base/strings/stringprintf.h" | |
12 #include "base/time/time.h" | |
13 #include "net/base/load_flags.h" | |
14 #include "net/base/load_timing_info.h" | |
15 #include "net/base/net_errors.h" | |
16 #include "net/disk_cache/disk_cache.h" | |
17 #include "net/http/http_cache.h" | |
18 #include "net/http/http_request_info.h" | |
19 #include "net/http/http_response_info.h" | |
20 #include "net/http/http_transaction.h" | |
21 #include "testing/gtest/include/gtest/gtest.h" | |
22 | |
23 namespace { | |
24 typedef base::hash_map<std::string, const MockTransaction*> MockTransactionMap; | |
25 static MockTransactionMap mock_transactions; | |
26 } // namespace | |
27 | |
28 //----------------------------------------------------------------------------- | |
29 // mock transaction data | |
30 | |
31 const MockTransaction kSimpleGET_Transaction = { | |
32 "http://www.google.com/", | |
33 "GET", | |
34 base::Time(), | |
35 "", | |
36 net::LOAD_NORMAL, | |
37 "HTTP/1.1 200 OK", | |
38 "Cache-Control: max-age=10000\n", | |
39 base::Time(), | |
40 "<html><body>Google Blah Blah</body></html>", | |
41 TEST_MODE_NORMAL, | |
42 NULL, | |
43 0, | |
44 net::OK | |
45 }; | |
46 | |
47 const MockTransaction kSimplePOST_Transaction = { | |
48 "http://bugdatabase.com/edit", | |
49 "POST", | |
50 base::Time(), | |
51 "", | |
52 net::LOAD_NORMAL, | |
53 "HTTP/1.1 200 OK", | |
54 "", | |
55 base::Time(), | |
56 "<html><body>Google Blah Blah</body></html>", | |
57 TEST_MODE_NORMAL, | |
58 NULL, | |
59 0, | |
60 net::OK | |
61 }; | |
62 | |
63 const MockTransaction kTypicalGET_Transaction = { | |
64 "http://www.example.com/~foo/bar.html", | |
65 "GET", | |
66 base::Time(), | |
67 "", | |
68 net::LOAD_NORMAL, | |
69 "HTTP/1.1 200 OK", | |
70 "Date: Wed, 28 Nov 2007 09:40:09 GMT\n" | |
71 "Last-Modified: Wed, 28 Nov 2007 00:40:09 GMT\n", | |
72 base::Time(), | |
73 "<html><body>Google Blah Blah</body></html>", | |
74 TEST_MODE_NORMAL, | |
75 NULL, | |
76 0, | |
77 net::OK | |
78 }; | |
79 | |
80 const MockTransaction kETagGET_Transaction = { | |
81 "http://www.google.com/foopy", | |
82 "GET", | |
83 base::Time(), | |
84 "", | |
85 net::LOAD_NORMAL, | |
86 "HTTP/1.1 200 OK", | |
87 "Cache-Control: max-age=10000\n" | |
88 "Etag: \"foopy\"\n", | |
89 base::Time(), | |
90 "<html><body>Google Blah Blah</body></html>", | |
91 TEST_MODE_NORMAL, | |
92 NULL, | |
93 0, | |
94 net::OK | |
95 }; | |
96 | |
97 const MockTransaction kRangeGET_Transaction = { | |
98 "http://www.google.com/", | |
99 "GET", | |
100 base::Time(), | |
101 "Range: 0-100\r\n", | |
102 net::LOAD_NORMAL, | |
103 "HTTP/1.1 200 OK", | |
104 "Cache-Control: max-age=10000\n", | |
105 base::Time(), | |
106 "<html><body>Google Blah Blah</body></html>", | |
107 TEST_MODE_NORMAL, | |
108 NULL, | |
109 0, | |
110 net::OK | |
111 }; | |
112 | |
113 static const MockTransaction* const kBuiltinMockTransactions[] = { | |
114 &kSimpleGET_Transaction, | |
115 &kSimplePOST_Transaction, | |
116 &kTypicalGET_Transaction, | |
117 &kETagGET_Transaction, | |
118 &kRangeGET_Transaction | |
119 }; | |
120 | |
121 const MockTransaction* FindMockTransaction(const GURL& url) { | |
122 // look for overrides: | |
123 MockTransactionMap::const_iterator it = mock_transactions.find(url.spec()); | |
124 if (it != mock_transactions.end()) | |
125 return it->second; | |
126 | |
127 // look for builtins: | |
128 for (size_t i = 0; i < arraysize(kBuiltinMockTransactions); ++i) { | |
129 if (url == GURL(kBuiltinMockTransactions[i]->url)) | |
130 return kBuiltinMockTransactions[i]; | |
131 } | |
132 return NULL; | |
133 } | |
134 | |
135 void AddMockTransaction(const MockTransaction* trans) { | |
136 mock_transactions[GURL(trans->url).spec()] = trans; | |
137 } | |
138 | |
139 void RemoveMockTransaction(const MockTransaction* trans) { | |
140 mock_transactions.erase(GURL(trans->url).spec()); | |
141 } | |
142 | |
143 MockHttpRequest::MockHttpRequest(const MockTransaction& t) { | |
144 url = GURL(t.url); | |
145 method = t.method; | |
146 extra_headers.AddHeadersFromString(t.request_headers); | |
147 load_flags = t.load_flags; | |
148 } | |
149 | |
150 //----------------------------------------------------------------------------- | |
151 | |
152 // static | |
153 int TestTransactionConsumer::quit_counter_ = 0; | |
154 | |
155 TestTransactionConsumer::TestTransactionConsumer( | |
156 net::RequestPriority priority, | |
157 net::HttpTransactionFactory* factory) | |
158 : state_(IDLE), error_(net::OK) { | |
159 // Disregard the error code. | |
160 factory->CreateTransaction(priority, &trans_); | |
161 ++quit_counter_; | |
162 } | |
163 | |
164 TestTransactionConsumer::~TestTransactionConsumer() { | |
165 } | |
166 | |
167 void TestTransactionConsumer::Start(const net::HttpRequestInfo* request, | |
168 const net::BoundNetLog& net_log) { | |
169 state_ = STARTING; | |
170 int result = trans_->Start( | |
171 request, base::Bind(&TestTransactionConsumer::OnIOComplete, | |
172 base::Unretained(this)), net_log); | |
173 if (result != net::ERR_IO_PENDING) | |
174 DidStart(result); | |
175 } | |
176 | |
177 void TestTransactionConsumer::DidStart(int result) { | |
178 if (result != net::OK) { | |
179 DidFinish(result); | |
180 } else { | |
181 Read(); | |
182 } | |
183 } | |
184 | |
185 void TestTransactionConsumer::DidRead(int result) { | |
186 if (result <= 0) { | |
187 DidFinish(result); | |
188 } else { | |
189 content_.append(read_buf_->data(), result); | |
190 Read(); | |
191 } | |
192 } | |
193 | |
194 void TestTransactionConsumer::DidFinish(int result) { | |
195 state_ = DONE; | |
196 error_ = result; | |
197 if (--quit_counter_ == 0) | |
198 base::MessageLoop::current()->Quit(); | |
199 } | |
200 | |
201 void TestTransactionConsumer::Read() { | |
202 state_ = READING; | |
203 read_buf_ = new net::IOBuffer(1024); | |
204 int result = trans_->Read(read_buf_.get(), | |
205 1024, | |
206 base::Bind(&TestTransactionConsumer::OnIOComplete, | |
207 base::Unretained(this))); | |
208 if (result != net::ERR_IO_PENDING) | |
209 DidRead(result); | |
210 } | |
211 | |
212 void TestTransactionConsumer::OnIOComplete(int result) { | |
213 switch (state_) { | |
214 case STARTING: | |
215 DidStart(result); | |
216 break; | |
217 case READING: | |
218 DidRead(result); | |
219 break; | |
220 default: | |
221 NOTREACHED(); | |
222 } | |
223 } | |
224 | |
225 MockNetworkTransaction::MockNetworkTransaction( | |
226 net::RequestPriority priority, | |
227 MockNetworkLayer* factory) | |
228 : weak_factory_(this), | |
229 request_(NULL), | |
230 data_cursor_(0), | |
231 priority_(priority), | |
232 websocket_handshake_stream_create_helper_(NULL), | |
233 transaction_factory_(factory->AsWeakPtr()), | |
234 received_bytes_(0), | |
235 socket_log_id_(net::NetLog::Source::kInvalidId) { | |
236 } | |
237 | |
238 MockNetworkTransaction::~MockNetworkTransaction() {} | |
239 | |
240 int MockNetworkTransaction::Start(const net::HttpRequestInfo* request, | |
241 const net::CompletionCallback& callback, | |
242 const net::BoundNetLog& net_log) { | |
243 if (request_) | |
244 return net::ERR_FAILED; | |
245 | |
246 request_ = request; | |
247 return StartInternal(request, callback, net_log); | |
248 } | |
249 | |
250 int MockNetworkTransaction::RestartIgnoringLastError( | |
251 const net::CompletionCallback& callback) { | |
252 return net::ERR_FAILED; | |
253 } | |
254 | |
255 int MockNetworkTransaction::RestartWithCertificate( | |
256 net::X509Certificate* client_cert, | |
257 const net::CompletionCallback& callback) { | |
258 return net::ERR_FAILED; | |
259 } | |
260 | |
261 int MockNetworkTransaction::RestartWithAuth( | |
262 const net::AuthCredentials& credentials, | |
263 const net::CompletionCallback& callback) { | |
264 if (!IsReadyToRestartForAuth()) | |
265 return net::ERR_FAILED; | |
266 | |
267 net::HttpRequestInfo auth_request_info = *request_; | |
268 auth_request_info.extra_headers.AddHeaderFromString("Authorization: Bar"); | |
269 | |
270 // Let the MockTransactionHandler worry about this: the only way for this | |
271 // test to succeed is by using an explicit handler for the transaction so | |
272 // that server behavior can be simulated. | |
273 return StartInternal(&auth_request_info, callback, net::BoundNetLog()); | |
274 } | |
275 | |
276 bool MockNetworkTransaction::IsReadyToRestartForAuth() { | |
277 if (!request_) | |
278 return false; | |
279 | |
280 // Only mock auth when the test asks for it. | |
281 return request_->extra_headers.HasHeader("X-Require-Mock-Auth"); | |
282 } | |
283 | |
284 int MockNetworkTransaction::Read(net::IOBuffer* buf, int buf_len, | |
285 const net::CompletionCallback& callback) { | |
286 int data_len = static_cast<int>(data_.size()); | |
287 int num = std::min(buf_len, data_len - data_cursor_); | |
288 if (test_mode_ & TEST_MODE_SLOW_READ) | |
289 num = std::min(num, 1); | |
290 if (num) { | |
291 memcpy(buf->data(), data_.data() + data_cursor_, num); | |
292 data_cursor_ += num; | |
293 } | |
294 if (test_mode_ & TEST_MODE_SYNC_NET_READ) | |
295 return num; | |
296 | |
297 CallbackLater(callback, num); | |
298 return net::ERR_IO_PENDING; | |
299 } | |
300 | |
301 void MockNetworkTransaction::StopCaching() { | |
302 if (transaction_factory_.get()) | |
303 transaction_factory_->TransactionStopCaching(); | |
304 } | |
305 | |
306 bool MockNetworkTransaction::GetFullRequestHeaders( | |
307 net::HttpRequestHeaders* headers) const { | |
308 return false; | |
309 } | |
310 | |
311 int64 MockNetworkTransaction::GetTotalReceivedBytes() const { | |
312 return received_bytes_; | |
313 } | |
314 | |
315 void MockNetworkTransaction::DoneReading() { | |
316 if (transaction_factory_.get()) | |
317 transaction_factory_->TransactionDoneReading(); | |
318 } | |
319 | |
320 const net::HttpResponseInfo* MockNetworkTransaction::GetResponseInfo() const { | |
321 return &response_; | |
322 } | |
323 | |
324 net::LoadState MockNetworkTransaction::GetLoadState() const { | |
325 if (data_cursor_) | |
326 return net::LOAD_STATE_READING_RESPONSE; | |
327 return net::LOAD_STATE_IDLE; | |
328 } | |
329 | |
330 net::UploadProgress MockNetworkTransaction::GetUploadProgress() const { | |
331 return net::UploadProgress(); | |
332 } | |
333 | |
334 void MockNetworkTransaction::SetQuicServerInfo( | |
335 net::QuicServerInfo* quic_server_info) {} | |
336 | |
337 bool MockNetworkTransaction::GetLoadTimingInfo( | |
338 net::LoadTimingInfo* load_timing_info) const { | |
339 if (socket_log_id_ != net::NetLog::Source::kInvalidId) { | |
340 // The minimal set of times for a request that gets a response, assuming it | |
341 // gets a new socket. | |
342 load_timing_info->socket_reused = false; | |
343 load_timing_info->socket_log_id = socket_log_id_; | |
344 load_timing_info->connect_timing.connect_start = base::TimeTicks::Now(); | |
345 load_timing_info->connect_timing.connect_end = base::TimeTicks::Now(); | |
346 load_timing_info->send_start = base::TimeTicks::Now(); | |
347 load_timing_info->send_end = base::TimeTicks::Now(); | |
348 } else { | |
349 // If there's no valid socket ID, just use the generic socket reused values. | |
350 // No tests currently depend on this, just should not match the values set | |
351 // by a cache hit. | |
352 load_timing_info->socket_reused = true; | |
353 load_timing_info->send_start = base::TimeTicks::Now(); | |
354 load_timing_info->send_end = base::TimeTicks::Now(); | |
355 } | |
356 return true; | |
357 } | |
358 | |
359 void MockNetworkTransaction::SetPriority(net::RequestPriority priority) { | |
360 priority_ = priority; | |
361 } | |
362 | |
363 void MockNetworkTransaction::SetWebSocketHandshakeStreamCreateHelper( | |
364 net::WebSocketHandshakeStreamBase::CreateHelper* create_helper) { | |
365 websocket_handshake_stream_create_helper_ = create_helper; | |
366 } | |
367 | |
368 int MockNetworkTransaction::StartInternal( | |
369 const net::HttpRequestInfo* request, | |
370 const net::CompletionCallback& callback, | |
371 const net::BoundNetLog& net_log) { | |
372 const MockTransaction* t = FindMockTransaction(request->url); | |
373 if (!t) | |
374 return net::ERR_FAILED; | |
375 | |
376 test_mode_ = t->test_mode; | |
377 | |
378 // Return immediately if we're returning an error. | |
379 if (net::OK != t->return_code) { | |
380 if (test_mode_ & TEST_MODE_SYNC_NET_START) | |
381 return t->return_code; | |
382 CallbackLater(callback, t->return_code); | |
383 return net::ERR_IO_PENDING; | |
384 } | |
385 | |
386 std::string resp_status = t->status; | |
387 std::string resp_headers = t->response_headers; | |
388 std::string resp_data = t->data; | |
389 received_bytes_ = resp_status.size() + resp_headers.size() + resp_data.size(); | |
390 if (t->handler) | |
391 (t->handler)(request, &resp_status, &resp_headers, &resp_data); | |
392 | |
393 std::string header_data = base::StringPrintf( | |
394 "%s\n%s\n", resp_status.c_str(), resp_headers.c_str()); | |
395 std::replace(header_data.begin(), header_data.end(), '\n', '\0'); | |
396 | |
397 response_.request_time = base::Time::Now(); | |
398 if (!t->request_time.is_null()) | |
399 response_.request_time = t->request_time; | |
400 | |
401 response_.was_cached = false; | |
402 response_.network_accessed = true; | |
403 | |
404 response_.response_time = base::Time::Now(); | |
405 if (!t->response_time.is_null()) | |
406 response_.response_time = t->response_time; | |
407 | |
408 response_.headers = new net::HttpResponseHeaders(header_data); | |
409 response_.vary_data.Init(*request, *response_.headers.get()); | |
410 response_.ssl_info.cert_status = t->cert_status; | |
411 data_ = resp_data; | |
412 | |
413 if (net_log.net_log()) | |
414 socket_log_id_ = net_log.net_log()->NextID(); | |
415 | |
416 if (test_mode_ & TEST_MODE_SYNC_NET_START) | |
417 return net::OK; | |
418 | |
419 CallbackLater(callback, net::OK); | |
420 return net::ERR_IO_PENDING; | |
421 } | |
422 | |
423 void MockNetworkTransaction::SetBeforeNetworkStartCallback( | |
424 const BeforeNetworkStartCallback& callback) { | |
425 } | |
426 | |
427 int MockNetworkTransaction::ResumeNetworkStart() { | |
428 // Should not get here. | |
429 return net::ERR_FAILED; | |
430 } | |
431 | |
432 void MockNetworkTransaction::CallbackLater( | |
433 const net::CompletionCallback& callback, int result) { | |
434 base::MessageLoop::current()->PostTask( | |
435 FROM_HERE, base::Bind(&MockNetworkTransaction::RunCallback, | |
436 weak_factory_.GetWeakPtr(), callback, result)); | |
437 } | |
438 | |
439 void MockNetworkTransaction::RunCallback( | |
440 const net::CompletionCallback& callback, int result) { | |
441 callback.Run(result); | |
442 } | |
443 | |
444 MockNetworkLayer::MockNetworkLayer() | |
445 : transaction_count_(0), | |
446 done_reading_called_(false), | |
447 stop_caching_called_(false), | |
448 last_create_transaction_priority_(net::DEFAULT_PRIORITY) {} | |
449 | |
450 MockNetworkLayer::~MockNetworkLayer() {} | |
451 | |
452 void MockNetworkLayer::TransactionDoneReading() { | |
453 done_reading_called_ = true; | |
454 } | |
455 | |
456 void MockNetworkLayer::TransactionStopCaching() { | |
457 stop_caching_called_ = true; | |
458 } | |
459 | |
460 int MockNetworkLayer::CreateTransaction( | |
461 net::RequestPriority priority, | |
462 scoped_ptr<net::HttpTransaction>* trans) { | |
463 transaction_count_++; | |
464 last_create_transaction_priority_ = priority; | |
465 scoped_ptr<MockNetworkTransaction> mock_transaction( | |
466 new MockNetworkTransaction(priority, this)); | |
467 last_transaction_ = mock_transaction->AsWeakPtr(); | |
468 *trans = mock_transaction.Pass(); | |
469 return net::OK; | |
470 } | |
471 | |
472 net::HttpCache* MockNetworkLayer::GetCache() { | |
473 return NULL; | |
474 } | |
475 | |
476 net::HttpNetworkSession* MockNetworkLayer::GetSession() { | |
477 return NULL; | |
478 } | |
479 | |
480 //----------------------------------------------------------------------------- | |
481 // helpers | |
482 | |
483 int ReadTransaction(net::HttpTransaction* trans, std::string* result) { | |
484 int rv; | |
485 | |
486 net::TestCompletionCallback callback; | |
487 | |
488 std::string content; | |
489 do { | |
490 scoped_refptr<net::IOBuffer> buf(new net::IOBuffer(256)); | |
491 rv = trans->Read(buf.get(), 256, callback.callback()); | |
492 if (rv == net::ERR_IO_PENDING) | |
493 rv = callback.WaitForResult(); | |
494 | |
495 if (rv > 0) | |
496 content.append(buf->data(), rv); | |
497 else if (rv < 0) | |
498 return rv; | |
499 } while (rv > 0); | |
500 | |
501 result->swap(content); | |
502 return net::OK; | |
503 } | |
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