blob: 6d5cf61cb3384b79cac20a81d9c79792260bf35a [file] [log] [blame]
// 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 "base/files/file_path.h"
#include "base/macros.h"
#include "base/scoped_native_library.h"
#include "base/stl_util.h"
#include "base/win/win_client_metrics.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, TestGetNonClientMetrics) {
NONCLIENTMETRICS_XP metrics = {0};
GetNonClientMetrics(&metrics);
EXPECT_GT(metrics.cbSize, 0u);
EXPECT_GT(metrics.iScrollWidth, 0);
EXPECT_GT(metrics.iScrollHeight, 0);
}
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 msvidc32.dll as it is present from WinXP to
// Win10 and yet rarely used.
const wchar_t dll_name[] = L"msvidc32.dll";
ASSERT_EQ(NULL, ::GetModuleHandle(dll_name));
base::ScopedNativeLibrary new_dll((base::FilePath(dll_name)));
ASSERT_NE(static_cast<HMODULE>(NULL), new_dll.get());
ASSERT_TRUE(GetLoadedModulesSnapshot(::GetCurrentProcess(), &snapshot));
ASSERT_GT(snapshot.size(), original_snapshot_size);
ASSERT_TRUE(base::ContainsValue(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 = base::win::HandleToUint32(INVALID_HANDLE_VALUE);
EXPECT_EQ(INVALID_HANDLE_VALUE, base::win::Uint32ToHandle(invalid_handle));
}
} // namespace win
} // namespace base