| // Copyright 2019 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/hstring_compare.h" |
| |
| #include "base/win/hstring_reference.h" |
| #include "base/win/windows_version.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| namespace base { |
| namespace win { |
| namespace { |
| |
| constexpr wchar_t kTestString12[] = L"12"; |
| constexpr wchar_t kTestString123[] = L"123"; |
| constexpr wchar_t kTestString1234[] = L"1234"; |
| |
| } // namespace |
| |
| TEST(HStringCompareTest, WorksOnWindows8AndAbove) { |
| INT32 result; |
| HRESULT hr = HStringCompare(nullptr, nullptr, &result); |
| // HStringCompare requires WinRT core functions, which are not available in |
| // older versions. |
| if (GetVersion() < Version::WIN8) |
| EXPECT_HRESULT_FAILED(hr); |
| else |
| EXPECT_HRESULT_SUCCEEDED(hr); |
| } |
| |
| TEST(HStringCompareTest, FirstStringBeforeSecondString) { |
| if (GetVersion() < Version::WIN8) |
| return; |
| |
| ASSERT_TRUE(HStringReference::ResolveCoreWinRTStringDelayload()); |
| |
| const HStringReference string12(kTestString12); |
| const HStringReference string123(kTestString123); |
| INT32 result; |
| HRESULT hr = HStringCompare(string12.Get(), string123.Get(), &result); |
| EXPECT_HRESULT_SUCCEEDED(hr); |
| EXPECT_EQ(-1, result); |
| } |
| |
| TEST(HStringCompareTest, StringsEqual) { |
| if (GetVersion() < Version::WIN8) |
| return; |
| |
| ASSERT_TRUE(HStringReference::ResolveCoreWinRTStringDelayload()); |
| |
| const HStringReference string123(kTestString123); |
| INT32 result; |
| HRESULT hr = HStringCompare(string123.Get(), string123.Get(), &result); |
| EXPECT_HRESULT_SUCCEEDED(hr); |
| EXPECT_EQ(0, result); |
| } |
| |
| TEST(HStringCompareTest, FirstStringAfterSecondString) { |
| if (GetVersion() < Version::WIN8) |
| return; |
| |
| ASSERT_TRUE(HStringReference::ResolveCoreWinRTStringDelayload()); |
| |
| const HStringReference string123(kTestString123); |
| const HStringReference string1234(kTestString1234); |
| INT32 result; |
| HRESULT hr = HStringCompare(string1234.Get(), string123.Get(), &result); |
| EXPECT_HRESULT_SUCCEEDED(hr); |
| EXPECT_EQ(1, result); |
| } |
| |
| } // namespace win |
| } // namespace base |