src/components/domain_reliability/test_util.cc

   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 "components/domain_reliability/test_util.h"
   6
   7 #include "base/bind.h"
   8 #include "base/callback.h"
   9 #include "components/domain_reliability/scheduler.h"
  10 #include "net/url_request/url_request_status.h"
  11 #include "testing/gtest/include/gtest/gtest.h"
  12
  13 namespace domain_reliability {
  14
  15 namespace {
  16
  17 class MockTimer : public MockableTime::Timer {
  18  public:
  19   MockTimer(MockTime* time)
  20       : time_(time),
  21         running_(false),
  22         callback_sequence_number_(0),
  23         weak_factory_(this) {
  24     DCHECK(time);
  25   }
  26
  27   ~MockTimer() override {}
  28
  29   // MockableTime::Timer implementation:
  30   void Start(const tracked_objects::Location& posted_from,
  31              base::TimeDelta delay,
  32              const base::Closure& user_task) override {
  33     DCHECK(!user_task.is_null());
  34
  35     if (running_)
  36       ++callback_sequence_number_;
  37     running_ = true;
  38     user_task_ = user_task;
  39     time_->AddTask(delay,
  40         base::Bind(&MockTimer::OnDelayPassed,
  41                    weak_factory_.GetWeakPtr(),
  42                    callback_sequence_number_));
  43   }
  44
  45   void Stop() override {
  46     if (running_) {
  47       ++callback_sequence_number_;
  48       running_ = false;
  49     }
  50   }
  51
  52   bool IsRunning() override { return running_; }
  53
  54  private:
  55   void OnDelayPassed(int expected_callback_sequence_number) {
  56     if (callback_sequence_number_ != expected_callback_sequence_number)
  57       return;
  58
  59     DCHECK(running_);
  60     running_ = false;
  61
  62     // Grab user task in case it re-entrantly starts the timer again.
  63     base::Closure task_to_run = user_task_;
  64     user_task_.Reset();
  65     task_to_run.Run();
  66   }
  67
  68   MockTime* time_;
  69   bool running_;
  70   int callback_sequence_number_;
  71   base::Closure user_task_;
  72   base::WeakPtrFactory<MockTimer> weak_factory_;
  73 };
  74
  75 }  // namespace
  76
  77 TestCallback::TestCallback()
  78     : callback_(base::Bind(&TestCallback::OnCalled,
  79                            base::Unretained(this))),
  80       called_(false) {}
  81
  82 TestCallback::~TestCallback() {}
  83
  84 void TestCallback::OnCalled() {
  85   EXPECT_FALSE(called_);
  86   called_ = true;
  87 }
  88
  89 MockUploader::MockUploader(const UploadRequestCallback& callback)
  90     : callback_(callback),
  91       discard_uploads_(true) {}
  92
  93 MockUploader::~MockUploader() {}
  94
  95 bool MockUploader::discard_uploads() const { return discard_uploads_; }
  96
  97 void MockUploader::UploadReport(const std::string& report_json,
  98                                 const GURL& upload_url,
  99                                 const UploadCallback& callback) {
 100   callback_.Run(report_json, upload_url, callback);
 101 }
 102
 103 void MockUploader::set_discard_uploads(bool discard_uploads) {
 104   discard_uploads_ = discard_uploads;
 105 }
 106
 107 MockTime::MockTime()
 108     : now_(base::Time::Now()),
 109       now_ticks_(base::TimeTicks::Now()),
 110       epoch_ticks_(now_ticks_),
 111       task_sequence_number_(0) {
 112   VLOG(1) << "Creating mock time: T=" << elapsed_sec() << "s";
 113 }
 114
 115 MockTime::~MockTime() {}
 116
 117 base::Time MockTime::Now() { return now_; }
 118 base::TimeTicks MockTime::NowTicks() { return now_ticks_; }
 119
 120 scoped_ptr<MockableTime::Timer> MockTime::CreateTimer() {
 121   return scoped_ptr<MockableTime::Timer>(new MockTimer(this));
 122 }
 123
 124 void MockTime::Advance(base::TimeDelta delta) {
 125   base::TimeTicks target_ticks = now_ticks_ + delta;
 126
 127   while (!tasks_.empty() && tasks_.begin()->first.time <= target_ticks) {
 128     TaskKey key = tasks_.begin()->first;
 129     base::Closure task = tasks_.begin()->second;
 130     tasks_.erase(tasks_.begin());
 131
 132     DCHECK(now_ticks_ <= key.time);
 133     DCHECK(key.time <= target_ticks);
 134     AdvanceToInternal(key.time);
 135     VLOG(1) << "Advancing mock time: task at T=" << elapsed_sec() << "s";
 136
 137     task.Run();
 138   }
 139
 140   DCHECK(now_ticks_ <= target_ticks);
 141   AdvanceToInternal(target_ticks);
 142   VLOG(1) << "Advanced mock time: T=" << elapsed_sec() << "s";
 143 }
 144
 145 void MockTime::AddTask(base::TimeDelta delay, const base::Closure& task) {
 146   tasks_[TaskKey(now_ticks_ + delay, task_sequence_number_++)] = task;
 147 }
 148
 149 void MockTime::AdvanceToInternal(base::TimeTicks target_ticks) {
 150   base::TimeDelta delta = target_ticks - now_ticks_;
 151   now_ += delta;
 152   now_ticks_ += delta;
 153 }
 154
 155 DomainReliabilityScheduler::Params MakeTestSchedulerParams() {
 156   DomainReliabilityScheduler::Params params;
 157   params.minimum_upload_delay = base::TimeDelta::FromMinutes(1);
 158   params.maximum_upload_delay = base::TimeDelta::FromMinutes(5);
 159   params.upload_retry_interval = base::TimeDelta::FromSeconds(15);
 160   return params;
 161 }
 162
 163 scoped_ptr<const DomainReliabilityConfig> MakeTestConfig() {
 164   return MakeTestConfigWithDomain("example");
 165 }
 166
 167 scoped_ptr<const DomainReliabilityConfig> MakeTestConfigWithDomain(
 168     const std::string& domain) {
 169   DomainReliabilityConfig* config = new DomainReliabilityConfig();
 170   DomainReliabilityConfig::Resource* resource;
 171
 172   resource = new DomainReliabilityConfig::Resource();
 173   resource->name = "always_report";
 174   resource->url_patterns.push_back(
 175       new std::string("http://*/always_report"));
 176   resource->success_sample_rate = 1.0;
 177   resource->failure_sample_rate = 1.0;
 178   config->resources.push_back(resource);
 179
 180   resource = new DomainReliabilityConfig::Resource();
 181   resource->name = "never_report";
 182   resource->url_patterns.push_back(
 183       new std::string("http://*/never_report"));
 184   resource->success_sample_rate = 0.0;
 185   resource->failure_sample_rate = 0.0;
 186   config->resources.push_back(resource);
 187
 188   DomainReliabilityConfig::Collector* collector;
 189   collector = new DomainReliabilityConfig::Collector();
 190   collector->upload_url = GURL("https://exampleuploader/upload");
 191   config->collectors.push_back(collector);
 192
 193   config->version = "1";
 194   config->valid_until = 1234567890.0;
 195   config->domain = domain;
 196
 197   DCHECK(config->IsValid());
 198
 199   return scoped_ptr<const DomainReliabilityConfig>(config);
 200 }
 201
 202 }  // namespace domain_reliability