net/url_request/url_request_test_util.cc

   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/url_request/url_request_test_util.h"
   6
   7 #include "base/compiler_specific.h"
   8 #include "base/logging.h"
   9 #include "base/message_loop/message_loop.h"
  10 #include "base/threading/thread.h"
  11 #include "base/threading/worker_pool.h"
  12 #include "net/base/host_port_pair.h"
  13 #include "net/cert/cert_verifier.h"
  14 #include "net/dns/mock_host_resolver.h"
  15 #include "net/http/http_network_session.h"
  16 #include "net/http/http_response_headers.h"
  17 #include "net/http/http_server_properties_impl.h"
  18 #include "net/http/transport_security_state.h"
  19 #include "net/ssl/channel_id_service.h"
  20 #include "net/ssl/default_channel_id_store.h"
  21 #include "net/url_request/static_http_user_agent_settings.h"
  22 #include "net/url_request/url_request_job_factory_impl.h"
  23 #include "testing/gtest/include/gtest/gtest.h"
  24
  25 namespace net {
  26
  27 namespace {
  28
  29 // These constants put the NetworkDelegate events of TestNetworkDelegate
  30 // into an order. They are used in conjunction with
  31 // |TestNetworkDelegate::next_states_| to check that we do not send
  32 // events in the wrong order.
  33 const int kStageBeforeURLRequest = 1 << 0;
  34 const int kStageBeforeSendHeaders = 1 << 1;
  35 const int kStageSendHeaders = 1 << 2;
  36 const int kStageHeadersReceived = 1 << 3;
  37 const int kStageAuthRequired = 1 << 4;
  38 const int kStageBeforeRedirect = 1 << 5;
  39 const int kStageResponseStarted = 1 << 6;
  40 const int kStageCompletedSuccess = 1 << 7;
  41 const int kStageCompletedError = 1 << 8;
  42 const int kStageURLRequestDestroyed = 1 << 9;
  43 const int kStageDestruction = 1 << 10;
  44
  45 }  // namespace
  46
  47 TestURLRequestContext::TestURLRequestContext()
  48     : initialized_(false),
  49       client_socket_factory_(NULL),
  50       context_storage_(this) {
  51   Init();
  52 }
  53
  54 TestURLRequestContext::TestURLRequestContext(bool delay_initialization)
  55     : initialized_(false),
  56       client_socket_factory_(NULL),
  57       context_storage_(this) {
  58   if (!delay_initialization)
  59     Init();
  60 }
  61
  62 TestURLRequestContext::~TestURLRequestContext() {
  63   DCHECK(initialized_);
  64   AssertNoURLRequests();
  65 }
  66
  67 void TestURLRequestContext::Init() {
  68   DCHECK(!initialized_);
  69   initialized_ = true;
  70
  71   if (!host_resolver())
  72     context_storage_.set_host_resolver(
  73         scoped_ptr<HostResolver>(new MockCachingHostResolver()));
  74   if (!proxy_service())
  75     context_storage_.set_proxy_service(ProxyService::CreateDirect());
  76   if (!cert_verifier())
  77     context_storage_.set_cert_verifier(CertVerifier::CreateDefault());
  78   if (!transport_security_state())
  79     context_storage_.set_transport_security_state(new TransportSecurityState);
  80   if (!ssl_config_service())
  81     context_storage_.set_ssl_config_service(new SSLConfigServiceDefaults);
  82   if (!http_auth_handler_factory()) {
  83     context_storage_.set_http_auth_handler_factory(
  84         HttpAuthHandlerFactory::CreateDefault(host_resolver()));
  85   }
  86   if (!http_server_properties()) {
  87     context_storage_.set_http_server_properties(
  88         scoped_ptr<HttpServerProperties>(new HttpServerPropertiesImpl()));
  89   }
  90   if (!transport_security_state()) {
  91     context_storage_.set_transport_security_state(
  92         new TransportSecurityState());
  93   }
  94   if (http_transaction_factory()) {
  95     // Make sure we haven't been passed an object we're not going to use.
  96     EXPECT_FALSE(client_socket_factory_);
  97   } else {
  98     HttpNetworkSession::Params params;
  99     if (http_network_session_params_)
 100       params = *http_network_session_params_;
 101     params.client_socket_factory = client_socket_factory();
 102     params.host_resolver = host_resolver();
 103     params.cert_verifier = cert_verifier();
 104     params.transport_security_state = transport_security_state();
 105     params.proxy_service = proxy_service();
 106     params.ssl_config_service = ssl_config_service();
 107     params.http_auth_handler_factory = http_auth_handler_factory();
 108     params.network_delegate = network_delegate();
 109     params.http_server_properties = http_server_properties();
 110     params.net_log = net_log();
 111     context_storage_.set_http_transaction_factory(new HttpCache(
 112         new HttpNetworkSession(params),
 113         HttpCache::DefaultBackend::InMemory(0)));
 114   }
 115   // In-memory cookie store.
 116   if (!cookie_store())
 117     context_storage_.set_cookie_store(new CookieMonster(NULL, NULL));
 118   // In-memory Channel ID service.
 119   if (!channel_id_service()) {
 120     context_storage_.set_channel_id_service(
 121         new ChannelIDService(
 122             new DefaultChannelIDStore(NULL),
 123             base::WorkerPool::GetTaskRunner(true)));
 124   }
 125   if (!http_user_agent_settings()) {
 126     context_storage_.set_http_user_agent_settings(
 127         new StaticHttpUserAgentSettings("en-us,fr", std::string()));
 128   }
 129   if (!job_factory())
 130     context_storage_.set_job_factory(new URLRequestJobFactoryImpl);
 131 }
 132
 133 TestURLRequestContextGetter::TestURLRequestContextGetter(
 134     const scoped_refptr<base::SingleThreadTaskRunner>& network_task_runner)
 135     : network_task_runner_(network_task_runner) {
 136   DCHECK(network_task_runner_.get());
 137 }
 138
 139 TestURLRequestContextGetter::TestURLRequestContextGetter(
 140     const scoped_refptr<base::SingleThreadTaskRunner>& network_task_runner,
 141     scoped_ptr<TestURLRequestContext> context)
 142     : network_task_runner_(network_task_runner), context_(context.Pass()) {
 143   DCHECK(network_task_runner_.get());
 144 }
 145
 146 TestURLRequestContextGetter::~TestURLRequestContextGetter() {}
 147
 148 TestURLRequestContext* TestURLRequestContextGetter::GetURLRequestContext() {
 149   if (!context_.get())
 150     context_.reset(new TestURLRequestContext);
 151   return context_.get();
 152 }
 153
 154 scoped_refptr<base::SingleThreadTaskRunner>
 155 TestURLRequestContextGetter::GetNetworkTaskRunner() const {
 156   return network_task_runner_;
 157 }
 158
 159 TestDelegate::TestDelegate()
 160     : cancel_in_rr_(false),
 161       cancel_in_rs_(false),
 162       cancel_in_rd_(false),
 163       cancel_in_rd_pending_(false),
 164       quit_on_complete_(true),
 165       quit_on_redirect_(false),
 166       quit_on_before_network_start_(false),
 167       allow_certificate_errors_(false),
 168       response_started_count_(0),
 169       received_bytes_count_(0),
 170       received_redirect_count_(0),
 171       received_before_network_start_count_(0),
 172       received_data_before_response_(false),
 173       request_failed_(false),
 174       have_certificate_errors_(false),
 175       certificate_errors_are_fatal_(false),
 176       auth_required_(false),
 177       have_full_request_headers_(false),
 178       buf_(new IOBuffer(kBufferSize)) {
 179 }
 180
 181 TestDelegate::~TestDelegate() {}
 182
 183 void TestDelegate::ClearFullRequestHeaders() {
 184   full_request_headers_.Clear();
 185   have_full_request_headers_ = false;
 186 }
 187
 188 void TestDelegate::OnReceivedRedirect(URLRequest* request,
 189                                       const RedirectInfo& redirect_info,
 190                                       bool* defer_redirect) {
 191   EXPECT_TRUE(request->is_redirecting());
 192
 193   have_full_request_headers_ =
 194       request->GetFullRequestHeaders(&full_request_headers_);
 195
 196   received_redirect_count_++;
 197   if (quit_on_redirect_) {
 198     *defer_redirect = true;
 199     base::MessageLoop::current()->PostTask(FROM_HERE,
 200                                            base::MessageLoop::QuitClosure());
 201   } else if (cancel_in_rr_) {
 202     request->Cancel();
 203   }
 204 }
 205
 206 void TestDelegate::OnBeforeNetworkStart(URLRequest* request, bool* defer) {
 207   received_before_network_start_count_++;
 208   if (quit_on_before_network_start_) {
 209     *defer = true;
 210     base::MessageLoop::current()->PostTask(FROM_HERE,
 211                                            base::MessageLoop::QuitClosure());
 212   }
 213 }
 214
 215 void TestDelegate::OnAuthRequired(URLRequest* request,
 216                                   AuthChallengeInfo* auth_info) {
 217   auth_required_ = true;
 218   if (!credentials_.Empty()) {
 219     request->SetAuth(credentials_);
 220   } else {
 221     request->CancelAuth();
 222   }
 223 }
 224
 225 void TestDelegate::OnSSLCertificateError(URLRequest* request,
 226                                          const SSLInfo& ssl_info,
 227                                          bool fatal) {
 228   // The caller can control whether it needs all SSL requests to go through,
 229   // independent of any possible errors, or whether it wants SSL errors to
 230   // cancel the request.
 231   have_certificate_errors_ = true;
 232   certificate_errors_are_fatal_ = fatal;
 233   if (allow_certificate_errors_)
 234     request->ContinueDespiteLastError();
 235   else
 236     request->Cancel();
 237 }
 238
 239 void TestDelegate::OnResponseStarted(URLRequest* request) {
 240   // It doesn't make sense for the request to have IO pending at this point.
 241   DCHECK(!request->status().is_io_pending());
 242   EXPECT_FALSE(request->is_redirecting());
 243
 244   have_full_request_headers_ =
 245       request->GetFullRequestHeaders(&full_request_headers_);
 246
 247   response_started_count_++;
 248   if (cancel_in_rs_) {
 249     request->Cancel();
 250     OnResponseCompleted(request);
 251   } else if (!request->status().is_success()) {
 252     DCHECK(request->status().status() == URLRequestStatus::FAILED ||
 253            request->status().status() == URLRequestStatus::CANCELED);
 254     request_failed_ = true;
 255     OnResponseCompleted(request);
 256   } else {
 257     // Initiate the first read.
 258     int bytes_read = 0;
 259     if (request->Read(buf_.get(), kBufferSize, &bytes_read))
 260       OnReadCompleted(request, bytes_read);
 261     else if (!request->status().is_io_pending())
 262       OnResponseCompleted(request);
 263   }
 264 }
 265
 266 void TestDelegate::OnReadCompleted(URLRequest* request, int bytes_read) {
 267   // It doesn't make sense for the request to have IO pending at this point.
 268   DCHECK(!request->status().is_io_pending());
 269
 270   if (response_started_count_ == 0)
 271     received_data_before_response_ = true;
 272
 273   if (cancel_in_rd_)
 274     request->Cancel();
 275
 276   if (bytes_read >= 0) {
 277     // There is data to read.
 278     received_bytes_count_ += bytes_read;
 279
 280     // consume the data
 281     data_received_.append(buf_->data(), bytes_read);
 282   }
 283
 284   // If it was not end of stream, request to read more.
 285   if (request->status().is_success() && bytes_read > 0) {
 286     bytes_read = 0;
 287     while (request->Read(buf_.get(), kBufferSize, &bytes_read)) {
 288       if (bytes_read > 0) {
 289         data_received_.append(buf_->data(), bytes_read);
 290         received_bytes_count_ += bytes_read;
 291       } else {
 292         break;
 293       }
 294     }
 295   }
 296   if (!request->status().is_io_pending())
 297     OnResponseCompleted(request);
 298   else if (cancel_in_rd_pending_)
 299     request->Cancel();
 300 }
 301
 302 void TestDelegate::OnResponseCompleted(URLRequest* request) {
 303   if (quit_on_complete_)
 304     base::MessageLoop::current()->PostTask(FROM_HERE,
 305                                            base::MessageLoop::QuitClosure());
 306 }
 307
 308 TestNetworkDelegate::TestNetworkDelegate()
 309     : last_error_(0),
 310       error_count_(0),
 311       created_requests_(0),
 312       destroyed_requests_(0),
 313       completed_requests_(0),
 314       canceled_requests_(0),
 315       cookie_options_bit_mask_(0),
 316       blocked_get_cookies_count_(0),
 317       blocked_set_cookie_count_(0),
 318       set_cookie_count_(0),
 319       observed_before_proxy_headers_sent_callbacks_(0),
 320       has_load_timing_info_before_redirect_(false),
 321       has_load_timing_info_before_auth_(false),
 322       can_access_files_(true),
 323       can_throttle_requests_(true),
 324       cancel_request_with_policy_violating_referrer_(false) {
 325 }
 326
 327 TestNetworkDelegate::~TestNetworkDelegate() {
 328   for (std::map<int, int>::iterator i = next_states_.begin();
 329        i != next_states_.end(); ++i) {
 330     event_order_[i->first] += "~TestNetworkDelegate\n";
 331     EXPECT_TRUE(i->second & kStageDestruction) << event_order_[i->first];
 332   }
 333 }
 334
 335 bool TestNetworkDelegate::GetLoadTimingInfoBeforeRedirect(
 336     LoadTimingInfo* load_timing_info_before_redirect) const {
 337   *load_timing_info_before_redirect = load_timing_info_before_redirect_;
 338   return has_load_timing_info_before_redirect_;
 339 }
 340
 341 bool TestNetworkDelegate::GetLoadTimingInfoBeforeAuth(
 342     LoadTimingInfo* load_timing_info_before_auth) const {
 343   *load_timing_info_before_auth = load_timing_info_before_auth_;
 344   return has_load_timing_info_before_auth_;
 345 }
 346
 347 void TestNetworkDelegate::InitRequestStatesIfNew(int request_id) {
 348   if (next_states_.find(request_id) == next_states_.end()) {
 349     // TODO(davidben): Although the URLRequest documentation does not allow
 350     // calling Cancel() before Start(), the ResourceLoader does so. URLRequest's
 351     // destructor also calls Cancel. Either officially support this or fix the
 352     // ResourceLoader code.
 353     next_states_[request_id] = kStageBeforeURLRequest | kStageCompletedError;
 354     event_order_[request_id] = "";
 355   }
 356 }
 357
 358 int TestNetworkDelegate::OnBeforeURLRequest(
 359     URLRequest* request,
 360     const CompletionCallback& callback,
 361     GURL* new_url) {
 362   int req_id = request->identifier();
 363   InitRequestStatesIfNew(req_id);
 364   event_order_[req_id] += "OnBeforeURLRequest\n";
 365   EXPECT_TRUE(next_states_[req_id] & kStageBeforeURLRequest) <<
 366       event_order_[req_id];
 367   next_states_[req_id] =
 368       kStageBeforeSendHeaders |
 369       kStageResponseStarted |  // data: URLs do not trigger sending headers
 370       kStageBeforeRedirect |  // a delegate can trigger a redirection
 371       kStageCompletedError |  // request canceled by delegate
 372       kStageAuthRequired;  // Auth can come next for FTP requests
 373   created_requests_++;
 374   return OK;
 375 }
 376
 377 int TestNetworkDelegate::OnBeforeSendHeaders(
 378     URLRequest* request,
 379     const CompletionCallback& callback,
 380     HttpRequestHeaders* headers) {
 381   int req_id = request->identifier();
 382   InitRequestStatesIfNew(req_id);
 383   event_order_[req_id] += "OnBeforeSendHeaders\n";
 384   EXPECT_TRUE(next_states_[req_id] & kStageBeforeSendHeaders) <<
 385       event_order_[req_id];
 386   next_states_[req_id] =
 387       kStageSendHeaders |
 388       kStageCompletedError;  // request canceled by delegate
 389
 390   return OK;
 391 }
 392
 393 void TestNetworkDelegate::OnBeforeSendProxyHeaders(
 394     net::URLRequest* request,
 395     const net::ProxyInfo& proxy_info,
 396     net::HttpRequestHeaders* headers) {
 397   ++observed_before_proxy_headers_sent_callbacks_;
 398   last_observed_proxy_ = proxy_info.proxy_server().host_port_pair();
 399 }
 400
 401 void TestNetworkDelegate::OnSendHeaders(
 402     URLRequest* request,
 403     const HttpRequestHeaders& headers) {
 404   int req_id = request->identifier();
 405   InitRequestStatesIfNew(req_id);
 406   event_order_[req_id] += "OnSendHeaders\n";
 407   EXPECT_TRUE(next_states_[req_id] & kStageSendHeaders) <<
 408       event_order_[req_id];
 409   next_states_[req_id] =
 410       kStageHeadersReceived |
 411       kStageCompletedError;
 412 }
 413
 414 int TestNetworkDelegate::OnHeadersReceived(
 415     URLRequest* request,
 416     const CompletionCallback& callback,
 417     const HttpResponseHeaders* original_response_headers,
 418     scoped_refptr<HttpResponseHeaders>* override_response_headers,
 419     GURL* allowed_unsafe_redirect_url) {
 420   int req_id = request->identifier();
 421   event_order_[req_id] += "OnHeadersReceived\n";
 422   InitRequestStatesIfNew(req_id);
 423   EXPECT_TRUE(next_states_[req_id] & kStageHeadersReceived) <<
 424       event_order_[req_id];
 425   next_states_[req_id] =
 426       kStageBeforeRedirect |
 427       kStageResponseStarted |
 428       kStageAuthRequired |
 429       kStageCompletedError;  // e.g. proxy resolution problem
 430
 431   // Basic authentication sends a second request from the URLRequestHttpJob
 432   // layer before the URLRequest reports that a response has started.
 433   next_states_[req_id] |= kStageBeforeSendHeaders;
 434
 435   if (!redirect_on_headers_received_url_.is_empty()) {
 436     *override_response_headers =
 437         new net::HttpResponseHeaders(original_response_headers->raw_headers());
 438     (*override_response_headers)->ReplaceStatusLine("HTTP/1.1 302 Found");
 439     (*override_response_headers)->RemoveHeader("Location");
 440     (*override_response_headers)->AddHeader(
 441         "Location: " + redirect_on_headers_received_url_.spec());
 442
 443     redirect_on_headers_received_url_ = GURL();
 444
 445     if (!allowed_unsafe_redirect_url_.is_empty())
 446       *allowed_unsafe_redirect_url = allowed_unsafe_redirect_url_;
 447   }
 448
 449   return OK;
 450 }
 451
 452 void TestNetworkDelegate::OnBeforeRedirect(URLRequest* request,
 453                                            const GURL& new_location) {
 454   load_timing_info_before_redirect_ = LoadTimingInfo();
 455   request->GetLoadTimingInfo(&load_timing_info_before_redirect_);
 456   has_load_timing_info_before_redirect_ = true;
 457   EXPECT_FALSE(load_timing_info_before_redirect_.request_start_time.is_null());
 458   EXPECT_FALSE(load_timing_info_before_redirect_.request_start.is_null());
 459
 460   int req_id = request->identifier();
 461   InitRequestStatesIfNew(req_id);
 462   event_order_[req_id] += "OnBeforeRedirect\n";
 463   EXPECT_TRUE(next_states_[req_id] & kStageBeforeRedirect) <<
 464       event_order_[req_id];
 465   next_states_[req_id] =
 466       kStageBeforeURLRequest |  // HTTP redirects trigger this.
 467       kStageBeforeSendHeaders |  // Redirects from the network delegate do not
 468                                  // trigger onBeforeURLRequest.
 469       kStageCompletedError;
 470
 471   // A redirect can lead to a file or a data URL. In this case, we do not send
 472   // headers.
 473   next_states_[req_id] |= kStageResponseStarted;
 474 }
 475
 476 void TestNetworkDelegate::OnResponseStarted(URLRequest* request) {
 477   LoadTimingInfo load_timing_info;
 478   request->GetLoadTimingInfo(&load_timing_info);
 479   EXPECT_FALSE(load_timing_info.request_start_time.is_null());
 480   EXPECT_FALSE(load_timing_info.request_start.is_null());
 481
 482   int req_id = request->identifier();
 483   InitRequestStatesIfNew(req_id);
 484   event_order_[req_id] += "OnResponseStarted\n";
 485   EXPECT_TRUE(next_states_[req_id] & kStageResponseStarted) <<
 486       event_order_[req_id];
 487   next_states_[req_id] = kStageCompletedSuccess | kStageCompletedError;
 488   if (request->status().status() == URLRequestStatus::FAILED) {
 489     error_count_++;
 490     last_error_ = request->status().error();
 491   }
 492 }
 493
 494 void TestNetworkDelegate::OnRawBytesRead(const URLRequest& request,
 495                                          int bytes_read) {
 496 }
 497
 498 void TestNetworkDelegate::OnCompleted(URLRequest* request, bool started) {
 499   int req_id = request->identifier();
 500   InitRequestStatesIfNew(req_id);
 501   event_order_[req_id] += "OnCompleted\n";
 502   // Expect "Success -> (next_states_ & kStageCompletedSuccess)"
 503   // is logically identical to
 504   // Expect "!(Success) || (next_states_ & kStageCompletedSuccess)"
 505   EXPECT_TRUE(!request->status().is_success() ||
 506               (next_states_[req_id] & kStageCompletedSuccess)) <<
 507       event_order_[req_id];
 508   EXPECT_TRUE(request->status().is_success() ||
 509               (next_states_[req_id] & kStageCompletedError)) <<
 510       event_order_[req_id];
 511   next_states_[req_id] = kStageURLRequestDestroyed;
 512   completed_requests_++;
 513   if (request->status().status() == URLRequestStatus::FAILED) {
 514     error_count_++;
 515     last_error_ = request->status().error();
 516   } else if (request->status().status() == URLRequestStatus::CANCELED) {
 517     canceled_requests_++;
 518   } else {
 519     DCHECK_EQ(URLRequestStatus::SUCCESS, request->status().status());
 520   }
 521 }
 522
 523 void TestNetworkDelegate::OnURLRequestDestroyed(URLRequest* request) {
 524   int req_id = request->identifier();
 525   InitRequestStatesIfNew(req_id);
 526   event_order_[req_id] += "OnURLRequestDestroyed\n";
 527   EXPECT_TRUE(next_states_[req_id] & kStageURLRequestDestroyed) <<
 528       event_order_[req_id];
 529   next_states_[req_id] = kStageDestruction;
 530   destroyed_requests_++;
 531 }
 532
 533 void TestNetworkDelegate::OnPACScriptError(int line_number,
 534                                            const base::string16& error) {
 535 }
 536
 537 NetworkDelegate::AuthRequiredResponse TestNetworkDelegate::OnAuthRequired(
 538     URLRequest* request,
 539     const AuthChallengeInfo& auth_info,
 540     const AuthCallback& callback,
 541     AuthCredentials* credentials) {
 542   load_timing_info_before_auth_ = LoadTimingInfo();
 543   request->GetLoadTimingInfo(&load_timing_info_before_auth_);
 544   has_load_timing_info_before_auth_ = true;
 545   EXPECT_FALSE(load_timing_info_before_auth_.request_start_time.is_null());
 546   EXPECT_FALSE(load_timing_info_before_auth_.request_start.is_null());
 547
 548   int req_id = request->identifier();
 549   InitRequestStatesIfNew(req_id);
 550   event_order_[req_id] += "OnAuthRequired\n";
 551   EXPECT_TRUE(next_states_[req_id] & kStageAuthRequired) <<
 552       event_order_[req_id];
 553   next_states_[req_id] = kStageBeforeSendHeaders |
 554       kStageAuthRequired |  // For example, proxy auth followed by server auth.
 555       kStageHeadersReceived |  // Request canceled by delegate simulates empty
 556                                // response.
 557       kStageResponseStarted |  // data: URLs do not trigger sending headers
 558       kStageBeforeRedirect |   // a delegate can trigger a redirection
 559       kStageCompletedError;    // request cancelled before callback
 560   return NetworkDelegate::AUTH_REQUIRED_RESPONSE_NO_ACTION;
 561 }
 562
 563 bool TestNetworkDelegate::OnCanGetCookies(const URLRequest& request,
 564                                           const CookieList& cookie_list) {
 565   bool allow = true;
 566   if (cookie_options_bit_mask_ & NO_GET_COOKIES)
 567     allow = false;
 568
 569   if (!allow) {
 570     blocked_get_cookies_count_++;
 571   }
 572
 573   return allow;
 574 }
 575
 576 bool TestNetworkDelegate::OnCanSetCookie(const URLRequest& request,
 577                                          const std::string& cookie_line,
 578                                          CookieOptions* options) {
 579   bool allow = true;
 580   if (cookie_options_bit_mask_ & NO_SET_COOKIE)
 581     allow = false;
 582
 583   if (!allow) {
 584     blocked_set_cookie_count_++;
 585   } else {
 586     set_cookie_count_++;
 587   }
 588
 589   return allow;
 590 }
 591
 592 bool TestNetworkDelegate::OnCanAccessFile(const URLRequest& request,
 593                                           const base::FilePath& path) const {
 594   return can_access_files_;
 595 }
 596
 597 bool TestNetworkDelegate::OnCanThrottleRequest(
 598     const URLRequest& request) const {
 599   return can_throttle_requests_;
 600 }
 601
 602 int TestNetworkDelegate::OnBeforeSocketStreamConnect(
 603     SocketStream* socket,
 604     const CompletionCallback& callback) {
 605   return OK;
 606 }
 607
 608 bool TestNetworkDelegate::OnCancelURLRequestWithPolicyViolatingReferrerHeader(
 609     const URLRequest& request,
 610     const GURL& target_url,
 611     const GURL& referrer_url) const {
 612   return cancel_request_with_policy_violating_referrer_;
 613 }
 614
 615 // static
 616 std::string ScopedCustomUrlRequestTestHttpHost::value_("127.0.0.1");
 617
 618 ScopedCustomUrlRequestTestHttpHost::ScopedCustomUrlRequestTestHttpHost(
 619   const std::string& new_value)
 620     : old_value_(value_),
 621       new_value_(new_value) {
 622   value_ = new_value_;
 623 }
 624
 625 ScopedCustomUrlRequestTestHttpHost::~ScopedCustomUrlRequestTestHttpHost() {
 626   DCHECK_EQ(value_, new_value_);
 627   value_ = old_value_;
 628 }
 629
 630 // static
 631 const std::string& ScopedCustomUrlRequestTestHttpHost::value() {
 632   return value_;
 633 }
 634
 635 TestJobInterceptor::TestJobInterceptor() : main_intercept_job_(NULL) {
 636 }
 637
 638 URLRequestJob* TestJobInterceptor::MaybeCreateJob(
 639     URLRequest* request,
 640     NetworkDelegate* network_delegate) const {
 641   URLRequestJob* job = main_intercept_job_;
 642   main_intercept_job_ = NULL;
 643   return job;
 644 }
 645
 646 void TestJobInterceptor::set_main_intercept_job(URLRequestJob* job) {
 647   main_intercept_job_ = job;
 648 }
 649
 650 }  // namespace net