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// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "partition_alloc/build_config.h"
#include "partition_alloc/partition_alloc_base/logging.h"
#include "partition_alloc/partition_alloc_base/scoped_clear_last_error.h"
#include "testing/gtest/include/gtest/gtest.h"
#if BUILDFLAG(IS_WIN)
#include <windows.h>
#endif // BUILDFLAG(IS_WIN)
namespace partition_alloc::internal::base {
TEST(PAScopedClearLastError, TestNoError) {
errno = 1;
{
ScopedClearLastError clear_error;
EXPECT_EQ(0, errno);
}
EXPECT_EQ(1, errno);
}
TEST(PAScopedClearLastError, TestError) {
errno = 1;
{
ScopedClearLastError clear_error;
errno = 2;
}
EXPECT_EQ(1, errno);
}
#if BUILDFLAG(IS_WIN)
TEST(PAScopedClearLastError, TestNoErrorWin) {
::SetLastError(1);
{
ScopedClearLastError clear_error;
EXPECT_EQ(logging::SystemErrorCode(0), ::GetLastError());
}
EXPECT_EQ(logging::SystemErrorCode(1), ::GetLastError());
}
TEST(PAScopedClearLastError, TestErrorWin) {
::SetLastError(1);
{
ScopedClearLastError clear_error;
::SetLastError(2);
}
EXPECT_EQ(logging::SystemErrorCode(1), ::GetLastError());
}
#endif // BUILDFLAG(IS_WIN)
} // namespace partition_alloc::internal::base
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