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- // Copyright 2021 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/files/scoped_file.h"
- #include "base/files/file_util.h"
- #include "base/files/scoped_temp_dir.h"
- #include "testing/gtest/include/gtest/gtest.h"
- namespace base {
- namespace {
- class ScopedFDOwnershipTrackingTest : public testing::Test {
- public:
- void SetUp() override { ASSERT_TRUE(temp_dir_.CreateUniqueTempDir()); }
- void TearDown() override { ASSERT_TRUE(temp_dir_.Delete()); }
- ScopedFD OpenFD() {
- FilePath dont_care;
- return CreateAndOpenFdForTemporaryFileInDir(temp_dir_.GetPath(),
- &dont_care);
- }
- private:
- ScopedTempDir temp_dir_;
- };
- TEST_F(ScopedFDOwnershipTrackingTest, BasicTracking) {
- ScopedFD fd = OpenFD();
- EXPECT_TRUE(IsFDOwned(fd.get()));
- int fd_value = fd.get();
- fd.reset();
- EXPECT_FALSE(IsFDOwned(fd_value));
- }
- #if defined(GTEST_HAS_DEATH_TEST)
- TEST_F(ScopedFDOwnershipTrackingTest, NoDoubleOwnership) {
- ScopedFD fd = OpenFD();
- subtle::EnableFDOwnershipEnforcement(true);
- EXPECT_DEATH(ScopedFD(fd.get()), "");
- }
- TEST_F(ScopedFDOwnershipTrackingTest, CrashOnUnownedClose) {
- ScopedFD fd = OpenFD();
- subtle::EnableFDOwnershipEnforcement(true);
- EXPECT_DEATH(close(fd.get()), "");
- }
- #endif // defined(GTEST_HAS_DEATH_TEST)
- } // namespace
- } // namespace base
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