| // Copyright 2013 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 "base/compiler_specific.h" |
| #include "base/memory/scoped_ptr.h" |
| #include "base/strings/string_number_conversions.h" |
| #include "base/strings/utf_string_conversions.h" |
| #include "base/test/test_reg_util_win.h" |
| #include "base/time/time.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| namespace registry_util { |
| |
| namespace { |
| const wchar_t kTestKeyPath[] = L"Software\\Chromium\\Foo\\Baz\\TestKey"; |
| const wchar_t kTestValueName[] = L"TestValue"; |
| } // namespace |
| |
| class RegistryOverrideManagerTest : public testing::Test { |
| protected: |
| RegistryOverrideManagerTest() { |
| // We assign a fake test key path to our test RegistryOverrideManager |
| // so we don't interfere with any actual RegistryOverrideManagers running |
| // on the system. This fake path will be auto-deleted by other |
| // RegistryOverrideManagers in case we crash. |
| fake_test_key_root_ = registry_util::GenerateTempKeyPath(); |
| |
| // Ensure a clean test environment. |
| base::win::RegKey key(HKEY_CURRENT_USER); |
| key.DeleteKey(fake_test_key_root_.c_str()); |
| key.DeleteKey(kTestKeyPath); |
| } |
| |
| virtual ~RegistryOverrideManagerTest() { |
| base::win::RegKey key(HKEY_CURRENT_USER); |
| key.DeleteKey(fake_test_key_root_.c_str()); |
| } |
| |
| void AssertKeyExists(const base::string16& key_path) { |
| base::win::RegKey key; |
| ASSERT_EQ(ERROR_SUCCESS, |
| key.Open(HKEY_CURRENT_USER, key_path.c_str(), KEY_READ)) |
| << key_path << " does not exist."; |
| } |
| |
| void AssertKeyAbsent(const base::string16& key_path) { |
| base::win::RegKey key; |
| ASSERT_NE(ERROR_SUCCESS, |
| key.Open(HKEY_CURRENT_USER, key_path.c_str(), KEY_READ)) |
| << key_path << " exists but it should not."; |
| } |
| |
| void CreateKey(const base::string16& key_path) { |
| base::win::RegKey key; |
| EXPECT_EQ(ERROR_SUCCESS, |
| key.Create(HKEY_CURRENT_USER, key_path.c_str(), KEY_ALL_ACCESS)); |
| } |
| |
| base::string16 FakeOverrideManagerPath(const base::Time& time) { |
| return fake_test_key_root_ + L"\\" + |
| base::Int64ToString16(time.ToInternalValue()); |
| } |
| |
| void CreateManager(const base::Time& timestamp) { |
| manager_.reset(new RegistryOverrideManager(timestamp, fake_test_key_root_)); |
| manager_->OverrideRegistry(HKEY_CURRENT_USER); |
| } |
| |
| base::string16 fake_test_key_root_; |
| scoped_ptr<RegistryOverrideManager> manager_; |
| }; |
| |
| TEST_F(RegistryOverrideManagerTest, Basic) { |
| CreateManager(base::Time::Now()); |
| |
| base::win::RegKey create_key; |
| EXPECT_EQ(ERROR_SUCCESS, |
| create_key.Create(HKEY_CURRENT_USER, kTestKeyPath, KEY_ALL_ACCESS)); |
| EXPECT_TRUE(create_key.Valid()); |
| EXPECT_EQ(ERROR_SUCCESS, create_key.WriteValue(kTestValueName, 42)); |
| create_key.Close(); |
| |
| AssertKeyExists(kTestKeyPath); |
| |
| DWORD value; |
| base::win::RegKey read_key; |
| EXPECT_EQ(ERROR_SUCCESS, |
| read_key.Open(HKEY_CURRENT_USER, kTestKeyPath, KEY_READ)); |
| EXPECT_TRUE(read_key.Valid()); |
| EXPECT_EQ(ERROR_SUCCESS, read_key.ReadValueDW(kTestValueName, &value)); |
| EXPECT_EQ(42, value); |
| read_key.Close(); |
| |
| manager_.reset(); |
| |
| AssertKeyAbsent(kTestKeyPath); |
| } |
| |
| TEST_F(RegistryOverrideManagerTest, DeleteStaleKeys) { |
| base::Time::Exploded kTestTimeExploded = {2013, 11, 1, 4, 0, 0, 0, 0}; |
| base::Time kTestTime = base::Time::FromUTCExploded(kTestTimeExploded); |
| |
| base::string16 path_garbage = fake_test_key_root_ + L"\\Blah"; |
| base::string16 path_very_stale = |
| FakeOverrideManagerPath(kTestTime - base::TimeDelta::FromDays(100)); |
| base::string16 path_stale = |
| FakeOverrideManagerPath(kTestTime - base::TimeDelta::FromDays(5)); |
| base::string16 path_current = |
| FakeOverrideManagerPath(kTestTime - base::TimeDelta::FromMinutes(1)); |
| base::string16 path_future = |
| FakeOverrideManagerPath(kTestTime + base::TimeDelta::FromMinutes(1)); |
| |
| CreateKey(path_garbage); |
| CreateKey(path_very_stale); |
| CreateKey(path_stale); |
| CreateKey(path_current); |
| CreateKey(path_future); |
| |
| CreateManager(kTestTime); |
| manager_.reset(); |
| |
| AssertKeyAbsent(path_garbage); |
| AssertKeyAbsent(path_very_stale); |
| AssertKeyAbsent(path_stale); |
| AssertKeyExists(path_current); |
| AssertKeyExists(path_future); |
| } |
| |
| } // namespace registry_util |