Installer support for Windows 10 inactive user toast.

chrome/installer/setup/user_experiment_unittest.cc

Index: chrome/installer/setup/user_experiment_unittest.cc
diff --git a/chrome/installer/setup/user_experiment_unittest.cc b/chrome/installer/setup/user_experiment_unittest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..a5b81c30b494bc8a410fa7a9b2570a883ce9eac4
--- /dev/null
+++ b/chrome/installer/setup/user_experiment_unittest.cc
@@ -0,0 +1,194 @@
+// Copyright 2017 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/installer/setup/user_experiment.h"
+
+#include "base/macros.h"
+#include "base/test/test_reg_util_win.h"
+#include "base/win/registry.h"
+#include "chrome/common/chrome_version.h"
+#include "chrome/install_static/install_details.h"
+#include "chrome/install_static/install_modes.h"
+#include "chrome/install_static/install_util.h"
+#include "chrome/install_static/test/scoped_install_details.h"
+#include "chrome/installer/util/experiment_metrics.h"
+#include "chrome/installer/util/experiment_storage.h"
+#include "chrome/installer/util/google_update_constants.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace installer {
+
+class UserExperimentTest : public ::testing::TestWithParam<bool> {
+ protected:
+  UserExperimentTest()
+      : system_level_(GetParam()),
+        root_(system_level_ ? HKEY_LOCAL_MACHINE : HKEY_CURRENT_USER),
+        install_details_(system_level_) {}
+
+  void SetUp() override {
+    ASSERT_NO_FATAL_FAILURE(registry_override_manager_.OverrideRegistry(root_));
+
+    // Create the ClientState key.
+    base::win::RegKey key;
+    ASSERT_EQ(key.Create(root_,
+                         install_static::InstallDetails::Get()
+                             .GetClientStateKeyPath()
+                             .c_str(),
+                         KEY_WOW64_64KEY | KEY_SET_VALUE),
+              ERROR_SUCCESS);
+  }
+
+  void SetProductVersion(const base::char16* version) {
+    SetClientsValue(google_update::kRegVersionField, version);
+  }
+
+  void SetOldProductVersion(const base::char16* version) {
+    SetClientsValue(google_update::kRegOldVersionField, version);
+  }
+
+ private:
+  void SetClientsValue(const base::char16* value_name,
+                       const base::char16* value_data) {
+    base::win::RegKey key(
+        root_,
+        install_static::GetClientsKeyPath(install_static::GetAppGuid()).c_str(),
+        KEY_WOW64_64KEY | KEY_SET_VALUE);
+    ASSERT_TRUE(key.Valid());
+    ASSERT_EQ(key.WriteValue(value_name, value_data), ERROR_SUCCESS);
+  }
+
+  const bool system_level_;
+  const HKEY root_;
+  registry_util::RegistryOverrideManager registry_override_manager_;
+  install_static::ScopedInstallDetails install_details_;
+  DISALLOW_COPY_AND_ASSIGN(UserExperimentTest);
+};
+
+TEST_P(UserExperimentTest, WriteInitialStateNoData) {
+  ExperimentStorage storage;
+
+  // A first call should write the desired state.
+  WriteInitialState(&storage, ExperimentMetrics::kWaitingForUserLogon);
+
+  ExperimentMetrics metrics = ExperimentMetrics();
+  EXPECT_TRUE(storage.AcquireLock()->LoadMetrics(&metrics));
+  EXPECT_EQ(metrics.state, ExperimentMetrics::kWaitingForUserLogon);
+
+  // A subsequent should update it state.
+  WriteInitialState(&storage, ExperimentMetrics::kSingletonWaitTimeout);
+
+  metrics = ExperimentMetrics();
+  EXPECT_TRUE(storage.AcquireLock()->LoadMetrics(&metrics));
+  EXPECT_EQ(metrics.state, ExperimentMetrics::kSingletonWaitTimeout);
+}
+
+// Nothing should be written if the experiment is underway.
+TEST_P(UserExperimentTest, WriteInitialStateInExperiment) {
+  ExperimentStorage storage;
+
+  {
+    ExperimentMetrics metrics = ExperimentMetrics();
+    metrics.state = ExperimentMetrics::kGroupAssigned;
+    storage.AcquireLock()->StoreMetrics(metrics);
+  }
+
+  WriteInitialState(&storage, ExperimentMetrics::kSingletonWaitTimeout);
+
+  ExperimentMetrics metrics = ExperimentMetrics();
+  EXPECT_TRUE(storage.AcquireLock()->LoadMetrics(&metrics));
+  EXPECT_EQ(metrics.state, ExperimentMetrics::kGroupAssigned);
+}
+
+TEST_P(UserExperimentTest, IsDomainJoined) {
+  // Just make sure it doesn't crash or leak.
+  IsDomainJoined();
+}
+
+TEST_P(UserExperimentTest, IsSelectedForStudyFirstCall) {
+  ExperimentStorage storage;
+  auto lock = storage.AcquireLock();
+
+  // The first call will pick a study.
+  bool is_selected =
+      IsSelectedForStudy(lock.get(), ExperimentStorage::kStudyOne);
+
+  // A value must have been written.
+  ExperimentStorage::Study participation = ExperimentStorage::kNoStudySelected;
+  ASSERT_TRUE(lock->ReadParticipation(&participation));
+  EXPECT_GE(participation, ExperimentStorage::kStudyOne);
+  EXPECT_LE(participation, ExperimentStorage::kStudyTwo);
+
+  // is_selected should be set based on the value that was written.
+  if (participation == ExperimentStorage::kStudyOne)
+    EXPECT_TRUE(is_selected);
+  else
+    EXPECT_FALSE(is_selected);
+}
+
+// A user selected into study one participates in both studies.
+TEST_P(UserExperimentTest, IsSelectedForStudyOne) {
+  ExperimentStorage storage;
+  auto lock = storage.AcquireLock();
+
+  ASSERT_TRUE(lock->WriteParticipation(ExperimentStorage::kStudyOne));
+
+  EXPECT_TRUE(IsSelectedForStudy(lock.get(), ExperimentStorage::kStudyOne));
+  EXPECT_TRUE(IsSelectedForStudy(lock.get(), ExperimentStorage::kStudyTwo));
+}
+
+// A user selected into study two only participates in that study.
+TEST_P(UserExperimentTest, IsSelectedForStudyTwo) {
+  ExperimentStorage storage;
+  auto lock = storage.AcquireLock();
+
+  ASSERT_TRUE(lock->WriteParticipation(ExperimentStorage::kStudyTwo));
+
+  EXPECT_FALSE(IsSelectedForStudy(lock.get(), ExperimentStorage::kStudyOne));
+  EXPECT_TRUE(IsSelectedForStudy(lock.get(), ExperimentStorage::kStudyTwo));
+}
+
+// Ensure that group selection is within bounds.
+TEST_P(UserExperimentTest, PickGroupStudyOne) {
+  int group = PickGroup(ExperimentStorage::kStudyOne);
+  EXPECT_GE(group, 0);
+  EXPECT_LT(group, ExperimentMetrics::kNumGroups);
+}
+
+// Ensure that group selection is within bounds.
+TEST_P(UserExperimentTest, PickGroupStudyTwo) {
+  int group = PickGroup(ExperimentStorage::kStudyTwo);
+  EXPECT_GE(group, 0);
+  EXPECT_LT(group, ExperimentMetrics::kNumGroups);
+}
+
+// When there's nothing in the registry, default to false.
+TEST_P(UserExperimentTest, IsUpdateRenamePendingNoRegistration) {
+  EXPECT_FALSE(IsUpdateRenamePending());
+}
+
+// No update is pending if "pv" matches the current version.
+TEST_P(UserExperimentTest, IsUpdateRenamePendingNo) {
+  ASSERT_NO_FATAL_FAILURE(SetProductVersion(TEXT(CHROME_VERSION_STRING)));
+  EXPECT_FALSE(IsUpdateRenamePending());
+}
+
+// An update is pending if an old version needs to be restarted to be the
+// current.
+TEST_P(UserExperimentTest, IsUpdateRenamePendingYes) {
+  static constexpr base::char16 kSillyOldVersion[] = L"47.0.1.0";
+  ASSERT_STRNE(kSillyOldVersion, TEXT(CHROME_VERSION_STRING));
+
+  ASSERT_NO_FATAL_FAILURE(SetProductVersion(TEXT(CHROME_VERSION_STRING)));
+  ASSERT_NO_FATAL_FAILURE(SetOldProductVersion(kSillyOldVersion));
+  EXPECT_TRUE(IsUpdateRenamePending());
+}
+
+INSTANTIATE_TEST_CASE_P(UserLevel,
+                        UserExperimentTest,
+                        ::testing::Values(false));
+INSTANTIATE_TEST_CASE_P(SystemLevel,
+                        UserExperimentTest,
+                        ::testing::Values(true));
+
+}  // namespace installer