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