1 //===-- Unittests for poll ------------------------------------------------===//
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 "hdr/limits_macros.h" // UINT_MAX
10 #include "src/errno/libc_errno.h"
11 #include "src/poll/poll.h"
12 #include "test/UnitTest/Test.h"
13
TEST(LlvmLibcPollTest,SmokeTest)14 TEST(LlvmLibcPollTest, SmokeTest) {
15 LIBC_NAMESPACE::libc_errno = 0;
16 int ret = LIBC_NAMESPACE::poll(nullptr, 0, 0);
17 ASSERT_ERRNO_SUCCESS();
18 ASSERT_EQ(0, ret);
19 }
TEST(LlvmLibcPollTest,SmokeFailureTest)20 TEST(LlvmLibcPollTest, SmokeFailureTest) {
21 LIBC_NAMESPACE::libc_errno = 0;
22 int ret = LIBC_NAMESPACE::poll(nullptr, UINT_MAX, 0);
23 ASSERT_ERRNO_EQ(EINVAL);
24 ASSERT_EQ(-1, ret);
25 }
26