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// Copyright (c) 2010 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/win/win_util.h"
#include <objbase.h>
#include "base/files/file_path.h"
#include "base/macros.h"
#include "base/scoped_native_library.h"
#include "base/stl_util.h"
#include "base/strings/string16.h"
#include "base/strings/string_util.h"
#include "base/win/scoped_co_mem.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace base {
namespace win {
namespace {
// Saves the current thread's locale ID when initialized, and restores it when
// the instance is going out of scope.
class ThreadLocaleSaver {
public:
ThreadLocaleSaver() : original_locale_id_(GetThreadLocale()) {}
~ThreadLocaleSaver() { SetThreadLocale(original_locale_id_); }
private:
LCID original_locale_id_;
DISALLOW_COPY_AND_ASSIGN(ThreadLocaleSaver);
};
} // namespace
// The test is somewhat silly, because some bots some have UAC enabled and some
// have it disabled. At least we check that it does not crash.
TEST(BaseWinUtilTest, TestIsUACEnabled) {
UserAccountControlIsEnabled();
}
TEST(BaseWinUtilTest, TestGetUserSidString) {
std::wstring user_sid;
EXPECT_TRUE(GetUserSidString(&user_sid));
EXPECT_TRUE(!user_sid.empty());
}
TEST(BaseWinUtilTest, TestGetLoadedModulesSnapshot) {
std::vector<HMODULE> snapshot;
ASSERT_TRUE(GetLoadedModulesSnapshot(::GetCurrentProcess(), &snapshot));
size_t original_snapshot_size = snapshot.size();
ASSERT_GT(original_snapshot_size, 0u);
snapshot.clear();
// Load in a new module. Pick zipfldr.dll as it is present from WinXP to
// Win10, including ARM64 Win10, and yet rarely used.
const FilePath::CharType dll_name[] = FILE_PATH_LITERAL("zipfldr.dll");
ASSERT_EQ(nullptr, ::GetModuleHandle(dll_name));
ScopedNativeLibrary new_dll((FilePath(dll_name)));
ASSERT_NE(static_cast<HMODULE>(nullptr), new_dll.get());
ASSERT_TRUE(GetLoadedModulesSnapshot(::GetCurrentProcess(), &snapshot));
ASSERT_GT(snapshot.size(), original_snapshot_size);
ASSERT_TRUE(Contains(snapshot, new_dll.get()));
}
TEST(BaseWinUtilTest, TestUint32ToInvalidHandle) {
// Ensure that INVALID_HANDLE_VALUE is preserved when going to a 32-bit value
// and back on 64-bit platforms.
uint32_t invalid_handle = HandleToUint32(INVALID_HANDLE_VALUE);
EXPECT_EQ(INVALID_HANDLE_VALUE, Uint32ToHandle(invalid_handle));
}
TEST(BaseWinUtilTest, String16FromGUID) {
const GUID kGuid = {0x7698f759,
0xf5b0,
0x4328,
{0x92, 0x38, 0xbd, 0x70, 0x8a, 0x6d, 0xc9, 0x63}};
const base::StringPiece16 kGuidStr(
STRING16_LITERAL("{7698F759-F5B0-4328-9238-BD708A6DC963}"));
auto guid_string16 = String16FromGUID(kGuid);
EXPECT_EQ(guid_string16, kGuidStr);
wchar_t guid_wchar[39];
::StringFromGUID2(kGuid, guid_wchar, base::size(guid_wchar));
EXPECT_STREQ(as_wcstr(guid_string16), guid_wchar);
ScopedCoMem<OLECHAR> clsid_string;
::StringFromCLSID(kGuid, &clsid_string);
EXPECT_STREQ(as_wcstr(guid_string16), clsid_string.get());
}
TEST(BaseWinUtilTest, GetWindowObjectName) {
std::wstring created_desktop_name(L"test_desktop");
HDESK desktop_handle =
::CreateDesktop(created_desktop_name.c_str(), nullptr, nullptr, 0,
DESKTOP_CREATEWINDOW | DESKTOP_READOBJECTS |
READ_CONTROL | WRITE_DAC | WRITE_OWNER,
nullptr);
ASSERT_NE(desktop_handle, nullptr);
EXPECT_EQ(created_desktop_name, GetWindowObjectName(desktop_handle));
ASSERT_TRUE(::CloseDesktop(desktop_handle));
}
TEST(BaseWinUtilTest, IsRunningUnderDesktopName) {
HDESK thread_desktop = ::GetThreadDesktop(::GetCurrentThreadId());
ASSERT_NE(thread_desktop, nullptr);
std::wstring desktop_name = GetWindowObjectName(thread_desktop);
EXPECT_TRUE(IsRunningUnderDesktopName(desktop_name));
EXPECT_TRUE(IsRunningUnderDesktopName(
AsWString(ToLowerASCII(AsStringPiece16(desktop_name)))));
EXPECT_TRUE(IsRunningUnderDesktopName(
AsWString(ToUpperASCII(AsStringPiece16(desktop_name)))));
EXPECT_FALSE(
IsRunningUnderDesktopName(desktop_name + L"_non_existent_desktop_name"));
}
} // namespace win
} // namespace base
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