| // 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 <windows.h> |
| |
| #include "base/files/file_path.h" |
| #include "base/memory/scoped_ptr.h" |
| #include "base/strings/string_util.h" |
| #include "base/win/registry.h" |
| #include "chrome/installer/util/delete_reg_value_work_item.h" |
| #include "chrome/installer/util/work_item.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| using base::win::RegKey; |
| |
| namespace { |
| |
| const wchar_t kTestRoot[] = L"DeleteRegValueWorkItemTest"; |
| const wchar_t kWriteNew[] = L"WriteNew"; |
| const wchar_t kNameStr[] = L"name_str"; |
| const wchar_t kNameDword[] = L"name_dword"; |
| |
| class DeleteRegValueWorkItemTest : public testing::Test { |
| protected: |
| virtual void SetUp() { |
| // Create a temporary key for testing |
| RegKey key(HKEY_CURRENT_USER, L"", KEY_ALL_ACCESS); |
| key.DeleteKey(kTestRoot); |
| ASSERT_NE(ERROR_SUCCESS, key.Open(HKEY_CURRENT_USER, kTestRoot, KEY_READ)); |
| ASSERT_EQ(ERROR_SUCCESS, |
| key.Create(HKEY_CURRENT_USER, kTestRoot, KEY_READ)); |
| } |
| virtual void TearDown() { |
| logging::CloseLogFile(); |
| // Clean up the temporary key |
| RegKey key(HKEY_CURRENT_USER, L"", KEY_ALL_ACCESS); |
| ASSERT_EQ(ERROR_SUCCESS, key.DeleteKey(kTestRoot)); |
| } |
| }; |
| |
| } // namespace |
| |
| // Delete a value. The value should get deleted after Do() and should be |
| // recreated after Rollback(). |
| TEST_F(DeleteRegValueWorkItemTest, DeleteExistingValue) { |
| RegKey key; |
| std::wstring parent_key(kTestRoot); |
| parent_key.push_back(base::FilePath::kSeparators[0]); |
| parent_key.append(kWriteNew); |
| ASSERT_EQ(ERROR_SUCCESS, |
| key.Create(HKEY_CURRENT_USER, parent_key.c_str(), KEY_READ | KEY_WRITE)); |
| std::wstring name_str(kNameStr); |
| std::wstring data_str(L"data_111"); |
| ASSERT_EQ(ERROR_SUCCESS, key.WriteValue(name_str.c_str(), data_str.c_str())); |
| std::wstring name_dword(kNameDword); |
| DWORD data_dword = 100; |
| ASSERT_EQ(ERROR_SUCCESS, key.WriteValue(name_dword.c_str(), data_dword)); |
| |
| std::wstring name_empty(L"name_empty"); |
| ASSERT_EQ(ERROR_SUCCESS, RegSetValueEx(key.Handle(), name_empty.c_str(), NULL, |
| REG_SZ, NULL, 0)); |
| |
| scoped_ptr<DeleteRegValueWorkItem> work_item1( |
| WorkItem::CreateDeleteRegValueWorkItem(HKEY_CURRENT_USER, parent_key, |
| name_str)); |
| scoped_ptr<DeleteRegValueWorkItem> work_item2( |
| WorkItem::CreateDeleteRegValueWorkItem(HKEY_CURRENT_USER, parent_key, |
| name_dword)); |
| scoped_ptr<DeleteRegValueWorkItem> work_item3( |
| WorkItem::CreateDeleteRegValueWorkItem(HKEY_CURRENT_USER, parent_key, |
| name_empty)); |
| |
| EXPECT_TRUE(work_item1->Do()); |
| EXPECT_TRUE(work_item2->Do()); |
| EXPECT_TRUE(work_item3->Do()); |
| |
| EXPECT_FALSE(key.HasValue(name_str.c_str())); |
| EXPECT_FALSE(key.HasValue(name_dword.c_str())); |
| EXPECT_FALSE(key.HasValue(name_empty.c_str())); |
| |
| work_item1->Rollback(); |
| work_item2->Rollback(); |
| work_item3->Rollback(); |
| |
| std::wstring read_str; |
| DWORD read_dword; |
| EXPECT_EQ(ERROR_SUCCESS, key.ReadValue(name_str.c_str(), &read_str)); |
| EXPECT_EQ(ERROR_SUCCESS, key.ReadValueDW(name_dword.c_str(), &read_dword)); |
| EXPECT_EQ(read_str, data_str); |
| EXPECT_EQ(read_dword, data_dword); |
| |
| // Verify empty value. |
| DWORD type = 0; |
| DWORD size = 0; |
| EXPECT_EQ(ERROR_SUCCESS, key.ReadValue(name_empty.c_str(), NULL, &size, |
| &type)); |
| EXPECT_EQ(REG_SZ, type); |
| EXPECT_EQ(0, size); |
| } |
| |
| // Try deleting a value that doesn't exist. |
| TEST_F(DeleteRegValueWorkItemTest, DeleteNonExistentValue) { |
| RegKey key; |
| std::wstring parent_key(kTestRoot); |
| parent_key.push_back(base::FilePath::kSeparators[0]); |
| parent_key.append(kWriteNew); |
| ASSERT_EQ(ERROR_SUCCESS, |
| key.Create(HKEY_CURRENT_USER, parent_key.c_str(), KEY_READ | KEY_WRITE)); |
| std::wstring name_str(kNameStr); |
| std::wstring name_dword(kNameDword); |
| EXPECT_FALSE(key.HasValue(name_str.c_str())); |
| EXPECT_FALSE(key.HasValue(name_dword.c_str())); |
| |
| scoped_ptr<DeleteRegValueWorkItem> work_item1( |
| WorkItem::CreateDeleteRegValueWorkItem(HKEY_CURRENT_USER, parent_key, |
| name_str)); |
| scoped_ptr<DeleteRegValueWorkItem> work_item2( |
| WorkItem::CreateDeleteRegValueWorkItem(HKEY_CURRENT_USER, parent_key, |
| name_dword)); |
| |
| EXPECT_TRUE(work_item1->Do()); |
| EXPECT_TRUE(work_item2->Do()); |
| |
| EXPECT_FALSE(key.HasValue(name_str.c_str())); |
| EXPECT_FALSE(key.HasValue(name_dword.c_str())); |
| |
| work_item1->Rollback(); |
| work_item2->Rollback(); |
| |
| EXPECT_FALSE(key.HasValue(name_str.c_str())); |
| EXPECT_FALSE(key.HasValue(name_dword.c_str())); |
| } |