src/chrome/browser/search/hotword_service_unittest.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 "base/metrics/field_trial.h"
   6 #include "base/prefs/pref_service.h"
   7 #include "chrome/browser/browser_process.h"
   8 #include "chrome/browser/search/hotword_service.h"
   9 #include "chrome/browser/search/hotword_service_factory.h"
  10 #include "chrome/common/pref_names.h"
  11 #include "chrome/test/base/testing_profile.h"
  12 #include "content/public/test/test_browser_thread_bundle.h"
  13 #include "testing/gtest/include/gtest/gtest.h"
  14
  15 class HotwordServiceTest : public testing::Test {
  16  protected:
  17   HotwordServiceTest() : field_trial_list_(NULL) {}
  18   virtual ~HotwordServiceTest() {}
  19
  20   void SetApplicationLocale(Profile* profile, const std::string& new_locale) {
  21 #if defined(OS_CHROMEOS)
  22         // On ChromeOS locale is per-profile.
  23     profile->GetPrefs()->SetString(prefs::kApplicationLocale, new_locale);
  24 #else
  25     g_browser_process->SetApplicationLocale(new_locale);
  26 #endif
  27   }
  28
  29  private:
  30   base::FieldTrialList field_trial_list_;
  31   content::TestBrowserThreadBundle thread_bundle_;
  32 };
  33
  34 TEST_F(HotwordServiceTest, ShouldShowOptInPopup) {
  35   TestingProfile::Builder profile_builder;
  36   TestingProfile::Builder otr_profile_builder;
  37   otr_profile_builder.SetIncognito();
  38   scoped_ptr<TestingProfile> profile = profile_builder.Build();
  39   scoped_ptr<TestingProfile> otr_profile = otr_profile_builder.Build();
  40
  41   // Popup should not be shown for incognito profiles.
  42   EXPECT_TRUE(otr_profile.get() != NULL);
  43   EXPECT_FALSE(HotwordServiceFactory::ShouldShowOptInPopup(otr_profile.get()));
  44
  45   HotwordServiceFactory* hotword_service_factory =
  46       HotwordServiceFactory::GetInstance();
  47   HotwordService* hotword_service =
  48       hotword_service_factory->GetForProfile(profile.get());
  49   EXPECT_TRUE(hotword_service != NULL);
  50
  51   // Popup should not be shown if hotword search has been enabled or turned off.
  52   // Test both paths for accessing whether to do the popup. Just in case.
  53   profile->GetPrefs()->SetBoolean(prefs::kHotwordSearchEnabled, true);
  54   EXPECT_FALSE(HotwordServiceFactory::ShouldShowOptInPopup(profile.get()));
  55   EXPECT_FALSE(hotword_service->ShouldShowOptInPopup());
  56
  57   profile->GetPrefs()->SetBoolean(prefs::kHotwordSearchEnabled, false);
  58   EXPECT_FALSE(HotwordServiceFactory::ShouldShowOptInPopup(profile.get()));
  59   EXPECT_FALSE(hotword_service->ShouldShowOptInPopup());
  60
  61   // Rest the enabled pref for the next part of the test.
  62   profile->GetPrefs()->ClearPref(prefs::kHotwordSearchEnabled);
  63
  64   // Popup should be shown until max number of times are reached.
  65   for (int i = 0; i < hotword_service->MaxNumberTimesToShowOptInPopup(); i++) {
  66     EXPECT_TRUE(HotwordServiceFactory::ShouldShowOptInPopup(profile.get()));
  67     EXPECT_TRUE(hotword_service->ShouldShowOptInPopup());
  68     hotword_service->ShowOptInPopup();
  69   }
  70
  71   // The opt in popup should not be shown if it has already been shown the
  72   // maximum number of times.
  73   EXPECT_FALSE(HotwordServiceFactory::ShouldShowOptInPopup(profile.get()));
  74   EXPECT_FALSE(hotword_service->ShouldShowOptInPopup());
  75
  76 }
  77
  78 TEST_F(HotwordServiceTest, IsHotwordAllowedBadFieldTrial) {
  79   TestingProfile::Builder profile_builder;
  80   TestingProfile::Builder otr_profile_builder;
  81   otr_profile_builder.SetIncognito();
  82   scoped_ptr<TestingProfile> profile = profile_builder.Build();
  83   scoped_ptr<TestingProfile> otr_profile = otr_profile_builder.Build();
  84
  85   HotwordServiceFactory* hotword_service_factory =
  86       HotwordServiceFactory::GetInstance();
  87
  88   // Check that the service exists so that a NULL service be ruled out in
  89   // following tests.
  90   HotwordService* hotword_service =
  91       hotword_service_factory->GetForProfile(profile.get());
  92   EXPECT_TRUE(hotword_service != NULL);
  93
  94   // When the field trial is empty or Disabled, it should not be allowed.
  95   std::string group = base::FieldTrialList::FindFullName(
  96       hotword_internal::kHotwordFieldTrialName);
  97   EXPECT_TRUE(group.empty());
  98   EXPECT_FALSE(HotwordServiceFactory::IsHotwordAllowed(profile.get()));
  99
 100   ASSERT_TRUE(base::FieldTrialList::CreateFieldTrial(
 101      hotword_internal::kHotwordFieldTrialName,
 102      hotword_internal::kHotwordFieldTrialDisabledGroupName));
 103   group = base::FieldTrialList::FindFullName(
 104       hotword_internal::kHotwordFieldTrialName);
 105   EXPECT_TRUE(group ==hotword_internal::kHotwordFieldTrialDisabledGroupName);
 106   EXPECT_FALSE(HotwordServiceFactory::IsHotwordAllowed(profile.get()));
 107
 108   // Set a valid locale with invalid field trial to be sure it is
 109   // still false.
 110   SetApplicationLocale(static_cast<Profile*>(profile.get()), "en");
 111   EXPECT_FALSE(HotwordServiceFactory::IsHotwordAllowed(profile.get()));
 112
 113   // Test that incognito returns false as well.
 114   EXPECT_FALSE(HotwordServiceFactory::IsHotwordAllowed(otr_profile.get()));
 115 }
 116
 117 TEST_F(HotwordServiceTest, IsHotwordAllowedLocale) {
 118   TestingProfile::Builder profile_builder;
 119   TestingProfile::Builder otr_profile_builder;
 120   otr_profile_builder.SetIncognito();
 121   scoped_ptr<TestingProfile> profile = profile_builder.Build();
 122   scoped_ptr<TestingProfile> otr_profile = otr_profile_builder.Build();
 123
 124   HotwordServiceFactory* hotword_service_factory =
 125       HotwordServiceFactory::GetInstance();
 126
 127   // Check that the service exists so that a NULL service be ruled out in
 128   // following tests.
 129   HotwordService* hotword_service =
 130       hotword_service_factory->GetForProfile(profile.get());
 131   EXPECT_TRUE(hotword_service != NULL);
 132
 133   // Set the field trial to a valid one.
 134   ASSERT_TRUE(base::FieldTrialList::CreateFieldTrial(
 135       hotword_internal::kHotwordFieldTrialName, "Good"));
 136
 137   // Set the language to an invalid one.
 138   SetApplicationLocale(static_cast<Profile*>(profile.get()), "non-valid");
 139   EXPECT_FALSE(HotwordServiceFactory::IsHotwordAllowed(profile.get()));
 140
 141   // Now with valid locales it should be fine.
 142   SetApplicationLocale(static_cast<Profile*>(profile.get()), "en");
 143   EXPECT_TRUE(HotwordServiceFactory::IsHotwordAllowed(profile.get()));
 144   SetApplicationLocale(static_cast<Profile*>(profile.get()), "en-US");
 145   EXPECT_TRUE(HotwordServiceFactory::IsHotwordAllowed(profile.get()));
 146   SetApplicationLocale(static_cast<Profile*>(profile.get()), "en_us");
 147   EXPECT_TRUE(HotwordServiceFactory::IsHotwordAllowed(profile.get()));
 148   SetApplicationLocale(static_cast<Profile*>(profile.get()), "de_DE");
 149   EXPECT_TRUE(HotwordServiceFactory::IsHotwordAllowed(profile.get()));
 150   SetApplicationLocale(static_cast<Profile*>(profile.get()), "fr_fr");
 151   EXPECT_TRUE(HotwordServiceFactory::IsHotwordAllowed(profile.get()));
 152
 153   // Test that incognito even with a valid locale and valid field trial
 154   // still returns false.
 155   SetApplicationLocale(static_cast<Profile*>(otr_profile.get()), "en");
 156   EXPECT_FALSE(HotwordServiceFactory::IsHotwordAllowed(otr_profile.get()));
 157 }
 158
 159 TEST_F(HotwordServiceTest, AudioLoggingPrefSetCorrectly) {
 160   TestingProfile::Builder profile_builder;
 161   scoped_ptr<TestingProfile> profile = profile_builder.Build();
 162
 163   HotwordServiceFactory* hotword_service_factory =
 164       HotwordServiceFactory::GetInstance();
 165   HotwordService* hotword_service =
 166       hotword_service_factory->GetForProfile(profile.get());
 167   EXPECT_TRUE(hotword_service != NULL);
 168
 169   // If it's a fresh profile, although the default value is true,
 170   // it should return false if the preference has never been set.
 171   EXPECT_FALSE(hotword_service->IsOptedIntoAudioLogging());
 172 }