42 lines
1.4 KiB
C++
42 lines
1.4 KiB
C++
//===-- Unittests for getitimer -------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM
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// 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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#include "hdr/types/struct_itimerval.h"
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#include "src/sys/time/getitimer.h"
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#include "test/UnitTest/ErrnoCheckingTest.h"
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#include "test/UnitTest/ErrnoSetterMatcher.h"
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#include "test/UnitTest/Test.h"
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using namespace LIBC_NAMESPACE::testing::ErrnoSetterMatcher;
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using LlvmLibcSysTimeGetitimerTest = LIBC_NAMESPACE::testing::ErrnoCheckingTest;
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TEST_F(LlvmLibcSysTimeGetitimerTest, SmokeTest) {
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struct itimerval timer;
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timer.it_value.tv_sec = -1;
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timer.it_value.tv_usec = -1;
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timer.it_interval.tv_sec = -1;
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timer.it_interval.tv_usec = -1;
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ASSERT_THAT(LIBC_NAMESPACE::getitimer(0, &timer),
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returns(EQ(0)).with_errno(EQ(0)));
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ASSERT_TRUE(timer.it_value.tv_sec == 0);
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ASSERT_TRUE(timer.it_value.tv_usec == 0);
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ASSERT_TRUE(timer.it_interval.tv_sec == 0);
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ASSERT_TRUE(timer.it_interval.tv_usec == 0);
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}
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TEST_F(LlvmLibcSysTimeGetitimerTest, InvalidRetTest) {
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struct itimerval timer;
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// out of range timer type (which)
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ASSERT_THAT(LIBC_NAMESPACE::getitimer(99, &timer),
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returns(NE(0)).with_errno(NE(0)));
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}
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