Add hooks to permission layer for permission action reporting

chrome/browser/permissions/permission_uma_util_unittest.cc

Index: chrome/browser/permissions/permission_uma_util_unittest.cc
diff --git a/chrome/browser/permissions/permission_uma_util_unittest.cc b/chrome/browser/permissions/permission_uma_util_unittest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..ab291bcf21783565af4fc681c64925a1af9c9450
--- /dev/null
+++ b/chrome/browser/permissions/permission_uma_util_unittest.cc
@@ -0,0 +1,128 @@
+// Copyright 2016 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/permissions/permission_uma_util.h"
+
+#include "base/command_line.h"
+#include "chrome/browser/signin/fake_signin_manager_builder.h"
+#include "chrome/browser/signin/signin_manager_factory.h"
+#include "chrome/browser/sync/profile_sync_service_factory.h"
+#include "chrome/common/chrome_switches.h"
+#include "chrome/common/pref_names.h"
+#include "chrome/test/base/testing_profile.h"
+#include "components/browser_sync/browser/profile_sync_service.h"
+#include "components/browser_sync/common/browser_sync_switches.h"
+#include "components/prefs/pref_service.h"
+#include "components/signin/core/browser/fake_signin_manager.h"
+#include "components/sync_driver/glue/sync_backend_host_mock.h"
+#include "content/public/test/test_browser_thread_bundle.h"
+#include "sync/internal_api/public/base/model_type.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace {
+const char* kTestingGaiaId = "gaia_id";
+const char* kTestingUsername = "fake_username";
+}  // namespace
+
+class PermissionUmaUtilTest : public testing::Test {
+ protected:
+  PermissionUmaUtilTest() : profile_(new TestingProfile()) {}
+
+  static bool IsOptedInPermissionActionReporting(Profile* profile) {
+    return PermissionUmaUtil::IsOptedInPermissionActionReporting(profile);
+  }
+
+  void SetUp() override {
+    profile_.reset(new TestingProfile());
+    base::CommandLine::Reset();
+    base::CommandLine::Init(0, NULL);
+  }
+
+  void FakeSignIn() {
+    SigninManagerBase* signin_manager = static_cast<FakeSigninManager*>(
+        SigninManagerFactory::GetForProfile(profile()));
+    signin_manager->SetAuthenticatedAccountInfo(kTestingGaiaId,
+                                                kTestingUsername);
+    // Attach a sync backend to the profile sync service.
+    GetProfileSyncService()->backend_.reset(
+        new browser_sync::SyncBackendHostMock());
+    GetProfileSyncService()->backend_initialized_ = true;
+  }
+
+  void SetSafeBrowsing(bool enabled) {
+    PrefService* preferences = profile_->GetPrefs();
+    preferences->SetBoolean(prefs::kSafeBrowsingEnabled, enabled);
+  }
+
+  ProfileSyncService* GetProfileSyncService() {
+    return ProfileSyncServiceFactory::GetForProfile(profile());
+  }
+
+  Profile* profile() { return profile_.get(); }
+
+ private:
+  content::TestBrowserThreadBundle thread_bundle_;
+  std::unique_ptr<Profile> profile_;
+};
+
+TEST_F(PermissionUmaUtilTest, IsOptedInPermissionActionReportingSignInCheck) {

[kcarattini, 2016/07/06 01:44:34]

Can you add comments before each test fixture saying what each is testing
specifically?

[stefanocs, 2016/07/06 04:25:45]

Done.

+  SetSafeBrowsing(true);
+  base::CommandLine::ForCurrentProcess()->AppendSwitch(
+      switches::kEnablePermissionActionReporting);
+  EXPECT_FALSE(IsOptedInPermissionActionReporting(profile()));
+
+  FakeSignIn();
+  EXPECT_FALSE(
+      IsOptedInPermissionActionReporting(profile()->GetOffTheRecordProfile()));
+  EXPECT_TRUE(IsOptedInPermissionActionReporting(profile()));
+}
+
+TEST_F(PermissionUmaUtilTest, IsOptedInPermissionActionReportingFlagCheck) {
+  SetSafeBrowsing(true);
+  FakeSignIn();
+  EXPECT_FALSE(IsOptedInPermissionActionReporting(profile()));
+
+  base::CommandLine::ForCurrentProcess()->AppendSwitch(
+      switches::kDisablePermissionActionReporting);
+  EXPECT_FALSE(IsOptedInPermissionActionReporting(profile()));
+}
+
+TEST_F(PermissionUmaUtilTest,
+       IsOptedInPermissionActionReportingSafeBrowsingCheck) {
+  base::CommandLine::ForCurrentProcess()->AppendSwitch(
+      switches::kEnablePermissionActionReporting);
+  FakeSignIn();
+  SetSafeBrowsing(false);
+  EXPECT_FALSE(IsOptedInPermissionActionReporting(profile()));
+}
+
+TEST_F(PermissionUmaUtilTest,
+       IsOptedInPermissionActionReportingProfileSyncServiceCheck) {
+  base::CommandLine::ForCurrentProcess()->AppendSwitch(
+      switches::kEnablePermissionActionReporting);
+  SetSafeBrowsing(true);
+  FakeSignIn();
+  base::CommandLine::ForCurrentProcess()->AppendSwitch(switches::kDisableSync);
+  EXPECT_FALSE(IsOptedInPermissionActionReporting(profile()));
+}
+
+TEST_F(PermissionUmaUtilTest,
+       IsOptedInPermissionActionReportingSyncPreferenceCheck) {
+  base::CommandLine::ForCurrentProcess()->AppendSwitch(
+      switches::kEnablePermissionActionReporting);
+  SetSafeBrowsing(true);
+  FakeSignIn();
+
+  GetProfileSyncService()->OnUserChoseDatatypes(
+      false, syncer::ModelTypeSet(syncer::PROXY_TABS));
+  EXPECT_FALSE(IsOptedInPermissionActionReporting(profile()));
+
+  GetProfileSyncService()->OnUserChoseDatatypes(
+      false, syncer::ModelTypeSet(syncer::PREFERENCES));
+  EXPECT_FALSE(IsOptedInPermissionActionReporting(profile()));
+
+  GetProfileSyncService()->OnUserChoseDatatypes(
+      false, syncer::ModelTypeSet(syncer::PROXY_TABS, syncer::PREFERENCES));
+  EXPECT_TRUE(IsOptedInPermissionActionReporting(profile()));
+}