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libc/sys: add errno test

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(cherry picked from commit 32fdcff8703da6f2795193acc77ec3c1fb8b723d)
This commit is contained in:
Konstantin Belousov 2024-02-25 01:39:02 +02:00
parent 22f11923c6
commit 8a7d5d73b8
2 changed files with 37 additions and 0 deletions
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1
lib/libc/tests/sys/Makefile
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@ -7,6 +7,7 @@ PACKAGE= tests
ATF_TESTS_C+= brk_test
.endif
ATF_TESTS_C+= cpuset_test
ATF_TESTS_C+= errno_test
ATF_TESTS_C+= queue_test
ATF_TESTS_C+= sendfile_test

36
lib/libc/tests/sys/errno_test.c Normal file
View file

@ -0,0 +1,36 @@
/*-
* Copyright (c) 2024 The FreeBSD Foundation
*
* SPDX-License-Identifier: BSD-2-Clause
*
* This software were developed by Konstantin Belousov <kib@FreeBSD.org>
* under sponsorship from the FreeBSD Foundation.
*/
#include <errno.h>
#include <unistd.h>
#include <atf-c.h>
ATF_TC(errno_basic);
ATF_TC_HEAD(errno_basic, tc)
{
atf_tc_set_md_var(tc, "descr",
"Verify basic functionality of errno");
}
ATF_TC_BODY(errno_basic, tc)
{
int res;
res = unlink("/non/existent/file");
ATF_REQUIRE(res == -1);
ATF_REQUIRE(errno == ENOENT);
}
ATF_TP_ADD_TCS(tp)
{
ATF_TP_ADD_TC(tp, errno_basic);
return (atf_no_error());
}