3d0a3674d9
This patch defines errno unit and integration test asserts as noop on GPU targets. Checking for errnos is tests has caused build breakages in previous patches.
63 lines
2.3 KiB
C++
63 lines
2.3 KiB
C++
//===-- ErrnoCheckingTest.h ------------------------------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===---------------------------------------------------------------------===//
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#ifndef LLVM_LIBC_TEST_UNITTEST_ERRNOCHECKINGTEST_H
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#define LLVM_LIBC_TEST_UNITTEST_ERRNOCHECKINGTEST_H
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#include "src/__support/libc_errno.h"
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#include "src/__support/macros/config.h"
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#include "src/__support/macros/properties/architectures.h"
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#include "test/UnitTest/Test.h"
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// Define macro to validate the value stored in the errno and restore it
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// to zero.
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#ifdef LIBC_TARGET_ARCH_IS_GPU
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#define ASSERT_ERRNO_EQ(VAL)
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#define ASSERT_ERRNO_SUCCESS()
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#define ASSERT_ERRNO_FAILURE()
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#else
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#define ASSERT_ERRNO_EQ(VAL) \
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do { \
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ASSERT_EQ(VAL, static_cast<int>(libc_errno)); \
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libc_errno = 0; \
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} while (0)
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#define ASSERT_ERRNO_SUCCESS() ASSERT_EQ(0, static_cast<int>(libc_errno))
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#define ASSERT_ERRNO_FAILURE() \
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do { \
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ASSERT_NE(0, static_cast<int>(libc_errno)); \
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libc_errno = 0; \
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} while (0)
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#endif
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namespace LIBC_NAMESPACE_DECL {
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namespace testing {
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// Provides a test fixture for tests that validate modifications of the errno.
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// It clears out the errno at the beginning of the test (e.g. in case it
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// contained the value pre-set by the system), and confirms it's still zero
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// at the end of the test, forcing the test author to explicitly account for all
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// non-zero values.
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class ErrnoCheckingTest : public Test {
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public:
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void SetUp() override {
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Test::SetUp();
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libc_errno = 0;
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}
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void TearDown() override {
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ASSERT_ERRNO_SUCCESS();
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Test::TearDown();
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}
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};
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} // namespace testing
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} // namespace LIBC_NAMESPACE_DECL
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#endif // LLVM_LIBC_TEST_UNITTEST_ERRNOCHECKINGTEST_H
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