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