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   virtual ~MockTimer() {}
  28
  29   // MockableTime::Timer implementation:
  30   virtual 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   virtual void Stop() OVERRIDE {
  46     if (running_) {
  47       ++callback_sequence_number_;
  48       running_ = false;
  49     }
  50   }
  51
  52   virtual 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
  92 MockUploader::~MockUploader() {}
  93
  94 void MockUploader::UploadReport(const std::string& report_json,
  95                                 const GURL& upload_url,
  96                                 const UploadCallback& callback) {
  97   callback_.Run(report_json, upload_url, callback);
  98 }
  99
 100 MockTime::MockTime()
 101     : now_(base::Time::Now()),
 102       now_ticks_(base::TimeTicks::Now()),
 103       epoch_ticks_(now_ticks_),
 104       task_sequence_number_(0) {
 105   VLOG(1) << "Creating mock time: T=" << elapsed_sec() << "s";
 106 }
 107
 108 MockTime::~MockTime() {}
 109
 110 base::Time MockTime::Now() { return now_; }
 111 base::TimeTicks MockTime::NowTicks() { return now_ticks_; }
 112
 113 scoped_ptr<MockableTime::Timer> MockTime::CreateTimer() {
 114   return scoped_ptr<MockableTime::Timer>(new MockTimer(this));
 115 }
 116
 117 void MockTime::Advance(base::TimeDelta delta) {
 118   base::TimeTicks target_ticks = now_ticks_ + delta;
 119
 120   while (!tasks_.empty() && tasks_.begin()->first.time <= target_ticks) {
 121     TaskKey key = tasks_.begin()->first;
 122     base::Closure task = tasks_.begin()->second;
 123     tasks_.erase(tasks_.begin());
 124
 125     DCHECK(now_ticks_ <= key.time);
 126     DCHECK(key.time <= target_ticks);
 127     AdvanceToInternal(key.time);
 128     VLOG(1) << "Advancing mock time: task at T=" << elapsed_sec() << "s";
 129
 130     task.Run();
 131   }
 132
 133   DCHECK(now_ticks_ <= target_ticks);
 134   AdvanceToInternal(target_ticks);
 135   VLOG(1) << "Advanced mock time: T=" << elapsed_sec() << "s";
 136 }
 137
 138 void MockTime::AddTask(base::TimeDelta delay, const base::Closure& task) {
 139   tasks_[TaskKey(now_ticks_ + delay, task_sequence_number_++)] = task;
 140 }
 141
 142 void MockTime::AdvanceToInternal(base::TimeTicks target_ticks) {
 143   base::TimeDelta delta = target_ticks - now_ticks_;
 144   now_ += delta;
 145   now_ticks_ += delta;
 146 }
 147
 148 DomainReliabilityScheduler::Params MakeTestSchedulerParams() {
 149   DomainReliabilityScheduler::Params params;
 150   params.minimum_upload_delay = base::TimeDelta::FromMinutes(1);
 151   params.maximum_upload_delay = base::TimeDelta::FromMinutes(5);
 152   params.upload_retry_interval = base::TimeDelta::FromSeconds(15);
 153   return params;
 154 }
 155
 156 scoped_ptr<const DomainReliabilityConfig> MakeTestConfig() {
 157   DomainReliabilityConfig* config = new DomainReliabilityConfig();
 158   DomainReliabilityConfig::Resource* resource;
 159
 160   resource = new DomainReliabilityConfig::Resource();
 161   resource->name = "always_report";
 162   resource->url_patterns.push_back(
 163       new std::string("http://example/always_report"));
 164   resource->success_sample_rate = 1.0;
 165   resource->failure_sample_rate = 1.0;
 166   config->resources.push_back(resource);
 167
 168   resource = new DomainReliabilityConfig::Resource();
 169   resource->name = "never_report";
 170   resource->url_patterns.push_back(
 171       new std::string("http://example/never_report"));
 172   resource->success_sample_rate = 0.0;
 173   resource->failure_sample_rate = 0.0;
 174   config->resources.push_back(resource);
 175
 176   DomainReliabilityConfig::Collector* collector;
 177   collector = new DomainReliabilityConfig::Collector();
 178   collector->upload_url = GURL("https://example/upload");
 179   config->collectors.push_back(collector);
 180
 181   config->version = "1";
 182   config->valid_until = 1234567890.0;
 183   config->domain = "example";
 184
 185   DCHECK(config->IsValid());
 186
 187   return scoped_ptr<const DomainReliabilityConfig>(config);
 188 }
 189
 190 }  // namespace domain_reliability