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* [glibc] tst: Provide test for sched_rr_get_interval
@ 2021-02-16 22:22 Lukasz Majewski
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From: Lukasz Majewski @ 2021-02-16 22:22 UTC (permalink / raw)
To: glibc-cvs
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=2323a3426063afec1b43c0b48bf57ffd885a0716
commit 2323a3426063afec1b43c0b48bf57ffd885a0716
Author: Lukasz Majewski <lukma@denx.de>
Date: Mon Jan 25 10:26:57 2021 +0100
tst: Provide test for sched_rr_get_interval
This change adds new test to assess sched_rr_get_interval's
functionality.
To be more specific - following use cases are checked:
- If the read interval is correct
- If the proper ABI is used - to check if adjacent data is not
overwritten
Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Diff:
---
posix/Makefile | 2 +-
posix/tst-sched_rr_get_interval.c | 45 +++++++++++++++++++++++++++++++++++++++
2 files changed, 46 insertions(+), 1 deletion(-)
diff --git a/posix/Makefile b/posix/Makefile
index f54015b9a8..239fbb340a 100644
--- a/posix/Makefile
+++ b/posix/Makefile
@@ -108,7 +108,7 @@ tests-internal := bug-regex5 bug-regex20 bug-regex33 \
tst-rfc3484 tst-rfc3484-2 tst-rfc3484-3 \
tst-glob_lstat_compat tst-spawn4-compat
tests-container := bug-ga2
-xtests := tst-getaddrinfo4 tst-getaddrinfo5
+xtests := tst-getaddrinfo4 tst-getaddrinfo5 tst-sched_rr_get_interval
ifeq (yes,$(build-shared))
test-srcs := globtest
tests += wordexp-test tst-exec tst-spawn tst-spawn2 tst-spawn3
diff --git a/posix/tst-sched_rr_get_interval.c b/posix/tst-sched_rr_get_interval.c
new file mode 100644
index 0000000000..96da602e29
--- /dev/null
+++ b/posix/tst-sched_rr_get_interval.c
@@ -0,0 +1,45 @@
+/* Test for sched_rr_get_interval
+ Copyright (C) 2021 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <https://www.gnu.org/licenses/>. */
+
+#include <time.h>
+#include <sched.h>
+#include <support/check.h>
+
+static int
+do_test (void)
+{
+ struct timespec ts[2] = { { -1, -1 }, { -1, -1 } };
+ const struct sched_param param = {
+ .sched_priority = sched_get_priority_max (SCHED_RR) - 10,
+ };
+ int result = sched_setscheduler (0, SCHED_RR, ¶m);
+
+ if (result != 0)
+ FAIL_UNSUPPORTED ("sched_setscheduler error: %m\n");
+
+ TEST_COMPARE (sched_rr_get_interval (0, ts), 0);
+
+ /* Check if returned time values are correct. */
+ TEST_VERIFY (ts[0].tv_sec >= 0);
+ TEST_VERIFY (ts[0].tv_nsec >= 0 && ts[0].tv_nsec < 1000000000);
+ TEST_VERIFY (ts[1].tv_sec == -1 && ts[1].tv_nsec == -1);
+
+ return 0;
+}
+
+#include <support/test-driver.c>
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