xref: /aosp_15_r20/external/llvm-libc/test/src/sched/yield_test.cpp (revision 71db0c75aadcf003ffe3238005f61d7618a3fead)
1*71db0c75SAndroid Build Coastguard Worker //===-- Unittests for sched_yield -----------------------------------------===//
2*71db0c75SAndroid Build Coastguard Worker //
3*71db0c75SAndroid Build Coastguard Worker // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*71db0c75SAndroid Build Coastguard Worker // See https://llvm.org/LICENSE.txt for license information.
5*71db0c75SAndroid Build Coastguard Worker // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*71db0c75SAndroid Build Coastguard Worker //
7*71db0c75SAndroid Build Coastguard Worker //===----------------------------------------------------------------------===//
8*71db0c75SAndroid Build Coastguard Worker 
9*71db0c75SAndroid Build Coastguard Worker #include "src/errno/libc_errno.h"
10*71db0c75SAndroid Build Coastguard Worker #include "src/sched/sched_yield.h"
11*71db0c75SAndroid Build Coastguard Worker #include "test/UnitTest/Test.h"
12*71db0c75SAndroid Build Coastguard Worker 
TEST(LlvmLibcSchedYieldTest,SmokeTest)13*71db0c75SAndroid Build Coastguard Worker TEST(LlvmLibcSchedYieldTest, SmokeTest) {
14*71db0c75SAndroid Build Coastguard Worker   LIBC_NAMESPACE::libc_errno = 0;
15*71db0c75SAndroid Build Coastguard Worker   // sched_yield() always succeeds, just do a basic test that errno/ret are
16*71db0c75SAndroid Build Coastguard Worker   // properly 0.
17*71db0c75SAndroid Build Coastguard Worker   ASSERT_EQ(LIBC_NAMESPACE::sched_yield(), 0);
18*71db0c75SAndroid Build Coastguard Worker   ASSERT_ERRNO_SUCCESS();
19*71db0c75SAndroid Build Coastguard Worker }
20