Audit the last usage of Geolocation and Notification permissions.

chrome/browser/content_settings/content_settings_pref_provider_unittest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/content_settings/content_settings_pref_provider.h"
 
 #include "base/auto_reset.h"
 #include "base/command_line.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop/message_loop.h"
 #include "base/prefs/default_pref_store.h"
 #include "base/prefs/overlay_user_pref_store.h"
 #include "base/prefs/pref_change_registrar.h"
 #include "base/prefs/pref_service.h"
 #include "base/prefs/scoped_user_pref_update.h"
 #include "base/prefs/testing_pref_store.h"
+#include "base/test/simple_test_clock.h"
 #include "base/threading/platform_thread.h"
 #include "base/values.h"
 #include "chrome/browser/content_settings/content_settings_mock_observer.h"
 #include "chrome/browser/content_settings/content_settings_utils.h"
 #include "chrome/browser/prefs/browser_prefs.h"
 #include "chrome/browser/prefs/pref_service_mock_factory.h"
 #include "chrome/browser/prefs/pref_service_syncable.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/url_constants.h"
@@ skipping 410 matching lines @@
                                 prefs::kContentSettingsPatternPairs);
     base::DictionaryValue* mutable_settings = update.Get();
     mutable_settings->SetWithoutPathExpansion("www.example.com,*",
                                               new base::DictionaryValue());
   }
   EXPECT_TRUE(observer.notification_received());
 
   provider.ShutdownOnUIThread();
 }
 
+TEST_F(PrefProviderTest, LastUsage) {
+  TestingProfile testing_profile;
+  PrefProvider pref_content_settings_provider(testing_profile.GetPrefs(),
+                                              false);
+  base::SimpleTestClock* test_clock = new base::SimpleTestClock;

[Bernhard Bauer, 2014/07/17 09:11:48]

Alternatively, make this a scoped_ptr<base::SimpleTestClock>, then below
.PassAs<base::Clock>().

[Daniel Nishi, 2014/07/17 18:01:49]

Thanks for the suggestion, but I think I'm going to leave it as is. I'd need to
maintain the raw pointer to the test_clock anyway since I need to mutate the
clock after Passing it to the PrefProvider.

+  test_clock->SetNow(base::Time::Now());
+
+  pref_content_settings_provider.SetClockForTesting(
+      scoped_ptr<base::Clock>(test_clock));
+  GURL host("http://example.com/");
+  ContentSettingsPattern pattern =
+      ContentSettingsPattern::FromString("[*.]example.com");
+
+  base::Time no_usage = pref_content_settings_provider.GetLastUsage(
+      pattern, pattern, CONTENT_SETTINGS_TYPE_GEOLOCATION);
+  EXPECT_EQ(no_usage.ToDoubleT(), 0);
+
+  pref_content_settings_provider.UpdateLastUsage(
+      pattern, pattern, CONTENT_SETTINGS_TYPE_GEOLOCATION);
+  base::Time first = pref_content_settings_provider.GetLastUsage(
+      pattern, pattern, CONTENT_SETTINGS_TYPE_GEOLOCATION);
+
+  test_clock->Advance(base::TimeDelta::FromSeconds(10));
+
+  pref_content_settings_provider.UpdateLastUsage(
+      pattern, pattern, CONTENT_SETTINGS_TYPE_GEOLOCATION);
+  base::Time second = pref_content_settings_provider.GetLastUsage(
+      pattern, pattern, CONTENT_SETTINGS_TYPE_GEOLOCATION);
+
+  base::TimeDelta delta = second - first;
+  EXPECT_EQ(delta.InSeconds(), 10);
+
+  pref_content_settings_provider.ShutdownOnUIThread();
+}
+
 }  // namespace content_settings