net/test/url_request/url_request_failed_job.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/test/url_request/url_request_failed_job.h"
   6
   7 #include "base/bind.h"
   8 #include "base/logging.h"
   9 #include "base/message_loop/message_loop.h"
  10 #include "base/strings/string_number_conversions.h"
  11 #include "net/base/net_errors.h"
  12 #include "net/url_request/url_request.h"
  13 #include "net/url_request/url_request_filter.h"
  14
  15 namespace net {
  16 namespace {
  17
  18 const char kMockHostname[] = "mock.failed.request";
  19
  20 // Gets the numeric net error code from URL of the form:
  21 // scheme://kMockHostname/error_code.  The error code must be a valid
  22 // net error code, and not net::OK or net::ERR_IO_PENDING.
  23 int GetErrorCode(net::URLRequest* request) {
  24   int net_error;
  25   std::string path = request->url().path();
  26   if (path[0] == '/' && base::StringToInt(path.c_str() + 1, &net_error)) {
  27     CHECK_LT(net_error, 0);
  28     CHECK_NE(net_error, net::ERR_IO_PENDING);
  29     return net_error;
  30   }
  31   NOTREACHED();
  32   return net::ERR_UNEXPECTED;
  33 }
  34
  35 GURL GetMockUrl(const std::string& scheme,
  36                 const std::string& hostname,
  37                 int net_error) {
  38   CHECK_LT(net_error, 0);
  39   CHECK_NE(net_error, net::ERR_IO_PENDING);
  40   return GURL(scheme + "://" + hostname + "/" + base::IntToString(net_error));
  41 }
  42
  43 }  // namespace
  44
  45 URLRequestFailedJob::URLRequestFailedJob(net::URLRequest* request,
  46                                          net::NetworkDelegate* network_delegate,
  47                                          int net_error)
  48     : net::URLRequestJob(request, network_delegate),
  49       net_error_(net_error),
  50       weak_factory_(this) {}
  51
  52 void URLRequestFailedJob::Start() {
  53   base::MessageLoop::current()->PostTask(
  54       FROM_HERE,
  55       base::Bind(&URLRequestFailedJob::StartAsync, weak_factory_.GetWeakPtr()));
  56 }
  57
  58 // static
  59 void URLRequestFailedJob::AddUrlHandler() {
  60   return AddUrlHandlerForHostname(kMockHostname);
  61 }
  62
  63 // static
  64 void URLRequestFailedJob::AddUrlHandlerForHostname(
  65     const std::string& hostname) {
  66   // Add |hostname| to net::URLRequestFilter for HTTP and HTTPS.
  67   net::URLRequestFilter* filter = net::URLRequestFilter::GetInstance();
  68   filter->AddHostnameHandler("http", hostname, URLRequestFailedJob::Factory);
  69   filter->AddHostnameHandler("https", hostname, URLRequestFailedJob::Factory);
  70 }
  71
  72 // static
  73 GURL URLRequestFailedJob::GetMockHttpUrl(int net_error) {
  74   return GetMockHttpUrlForHostname(net_error, kMockHostname);
  75 }
  76
  77 // static
  78 GURL URLRequestFailedJob::GetMockHttpsUrl(int net_error) {
  79   return GetMockHttpsUrlForHostname(net_error, kMockHostname);
  80 }
  81
  82 // static
  83 GURL URLRequestFailedJob::GetMockHttpUrlForHostname(
  84     int net_error, const std::string& hostname) {
  85   return GetMockUrl("http", hostname, net_error);
  86 }
  87
  88 // static
  89 GURL URLRequestFailedJob::GetMockHttpsUrlForHostname(
  90     int net_error, const std::string& hostname) {
  91   return GetMockUrl("https", hostname, net_error);
  92 }
  93
  94 URLRequestFailedJob::~URLRequestFailedJob() {}
  95
  96 // static
  97 net::URLRequestJob* URLRequestFailedJob::Factory(
  98     net::URLRequest* request,
  99     net::NetworkDelegate* network_delegate,
 100     const std::string& scheme) {
 101   return new URLRequestFailedJob(
 102       request, network_delegate, GetErrorCode(request));
 103 }
 104
 105 void URLRequestFailedJob::StartAsync() {
 106   NotifyStartError(net::URLRequestStatus(net::URLRequestStatus::FAILED,
 107                                          net_error_));
 108 }
 109
 110 }  // namespace net