xref: /llvm-project/libc/test/src/sys/socket/linux/socketpair_test.cpp (revision f6b4c34d4f96ca705409f76b9bb48de7d2bec9bd)
1*f6b4c34dSMichael Jones //===-- Unittests for socketpair ------------------------------------------===//
2*f6b4c34dSMichael Jones //
3*f6b4c34dSMichael Jones // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*f6b4c34dSMichael Jones // See https://llvm.org/LICENSE.txt for license information.
5*f6b4c34dSMichael Jones // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*f6b4c34dSMichael Jones //
7*f6b4c34dSMichael Jones //===----------------------------------------------------------------------===//
8*f6b4c34dSMichael Jones 
9*f6b4c34dSMichael Jones #include "src/sys/socket/socketpair.h"
10*f6b4c34dSMichael Jones 
11*f6b4c34dSMichael Jones #include "src/unistd/close.h"
12*f6b4c34dSMichael Jones 
13*f6b4c34dSMichael Jones #include "src/errno/libc_errno.h"
14*f6b4c34dSMichael Jones #include "test/UnitTest/Test.h"
15*f6b4c34dSMichael Jones 
16*f6b4c34dSMichael Jones #include <sys/socket.h> // For AF_UNIX and SOCK_DGRAM
17*f6b4c34dSMichael Jones 
18*f6b4c34dSMichael Jones TEST(LlvmLibcSocketPairTest, LocalSocket) {
19*f6b4c34dSMichael Jones   int sockpair[2] = {-1, -1};
20*f6b4c34dSMichael Jones   int result = LIBC_NAMESPACE::socketpair(AF_UNIX, SOCK_DGRAM, 0, sockpair);
21*f6b4c34dSMichael Jones   ASSERT_EQ(result, 0);
22*f6b4c34dSMichael Jones   ASSERT_ERRNO_SUCCESS();
23*f6b4c34dSMichael Jones 
24*f6b4c34dSMichael Jones   ASSERT_GE(sockpair[0], 0);
25*f6b4c34dSMichael Jones   ASSERT_GE(sockpair[1], 0);
26*f6b4c34dSMichael Jones 
27*f6b4c34dSMichael Jones   LIBC_NAMESPACE::close(sockpair[0]);
28*f6b4c34dSMichael Jones   LIBC_NAMESPACE::close(sockpair[1]);
29*f6b4c34dSMichael Jones   ASSERT_ERRNO_SUCCESS();
30*f6b4c34dSMichael Jones }
31*f6b4c34dSMichael Jones 
32*f6b4c34dSMichael Jones TEST(LlvmLibcSocketPairTest, SocketFails) {
33*f6b4c34dSMichael Jones   int sockpair[2] = {-1, -1};
34*f6b4c34dSMichael Jones   int result = LIBC_NAMESPACE::socketpair(-1, -1, -1, sockpair);
35*f6b4c34dSMichael Jones   ASSERT_EQ(result, -1);
36*f6b4c34dSMichael Jones   ASSERT_ERRNO_FAILURE();
37*f6b4c34dSMichael Jones }
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