chrome/browser/android/net/external_estimate_provider_android_unittest.cc

   1 // Copyright 2015 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 "chrome/browser/android/net/external_estimate_provider_android.h"
   6
   7 #include <stdint.h>
   8
   9 #include "base/time/time.h"
  10 #include "net/base/network_quality_estimator.h"
  11 #include "testing/gtest/include/gtest/gtest.h"
  12
  13 namespace {
  14
  15 // Tests if the |ExternalEstimateProviderAndroid| APIs return false without the
  16 // downstream implementation.
  17 TEST(ExternalEstimateProviderAndroidTest, BasicsTest) {
  18   chrome::android::ExternalEstimateProviderAndroid external_estimate_provider;
  19
  20   base::TimeDelta rtt;
  21   EXPECT_FALSE(external_estimate_provider.GetRTT(&rtt));
  22
  23   int32_t kbps;
  24   EXPECT_FALSE(external_estimate_provider.GetDownstreamThroughputKbps(&kbps));
  25   EXPECT_FALSE(external_estimate_provider.GetUpstreamThroughputKbps(&kbps));
  26
  27   base::TimeDelta time_since_last_update;
  28   EXPECT_FALSE(external_estimate_provider.GetTimeSinceLastUpdate(
  29       &time_since_last_update));
  30 }
  31
  32 class TestNetworkQualityEstimator : public net::NetworkQualityEstimator {
  33  public:
  34   TestNetworkQualityEstimator(
  35       scoped_ptr<chrome::android::ExternalEstimateProviderAndroid>
  36           external_estimate_provider,
  37       const std::map<std::string, std::string>& variation_params)
  38       : NetworkQualityEstimator(external_estimate_provider.Pass(),
  39                                 variation_params),
  40         notified_(false) {}
  41
  42   ~TestNetworkQualityEstimator() override {}
  43
  44   void OnUpdatedEstimateAvailable() override { notified_ = true; }
  45
  46   bool IsNotified() const { return notified_; }
  47
  48  private:
  49   bool notified_;
  50 };
  51
  52 class TestExternalEstimateProviderAndroid
  53     : public chrome::android::ExternalEstimateProviderAndroid {
  54  public:
  55   TestExternalEstimateProviderAndroid()
  56       : chrome::android::ExternalEstimateProviderAndroid() {}
  57   ~TestExternalEstimateProviderAndroid() override {}
  58   using ExternalEstimateProviderAndroid::NotifyUpdatedEstimateAvailable;
  59 };
  60
  61 // Tests if the |ExternalEstimateProviderAndroid| notifies
  62 // |NetworkQualityEstimator|.
  63 TEST(ExternalEstimateProviderAndroidTest, DelegateTest) {
  64   scoped_ptr<TestExternalEstimateProviderAndroid> external_estimate_provider;
  65   external_estimate_provider.reset(new TestExternalEstimateProviderAndroid());
  66
  67   TestExternalEstimateProviderAndroid* ptr = external_estimate_provider.get();
  68   std::map<std::string, std::string> variation_params;
  69   TestNetworkQualityEstimator network_quality_estimator(
  70       external_estimate_provider.Pass(), variation_params);
  71   ptr->NotifyUpdatedEstimateAvailable();
  72   DCHECK(network_quality_estimator.IsNotified());
  73 }
  74
  75 }  // namespace