libc/test/src/sched/yield_test.cpp

   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
  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 }