From patchwork Mon Jan 25 10:10:49 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lukasz Majewski X-Patchwork-Id: 41807 Return-Path: X-Original-To: patchwork@sourceware.org Delivered-To: patchwork@sourceware.org Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id C604D3945C3A; Mon, 25 Jan 2021 10:11:10 +0000 (GMT) X-Original-To: libc-alpha@sourceware.org Delivered-To: libc-alpha@sourceware.org Received: from mail-out.m-online.net (mail-out.m-online.net [IPv6:2001:a60:0:28:0:1:25:1]) by sourceware.org (Postfix) with ESMTPS id D9F793858C27 for ; Mon, 25 Jan 2021 10:11:07 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org D9F793858C27 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=denx.de Authentication-Results: sourceware.org; spf=none smtp.mailfrom=lukma@denx.de Received: from frontend01.mail.m-online.net (unknown [192.168.8.182]) by mail-out.m-online.net (Postfix) with ESMTP id 4DPQcT0WcQz1s46n; Mon, 25 Jan 2021 11:11:05 +0100 (CET) Received: from localhost (dynscan1.mnet-online.de [192.168.6.70]) by mail.m-online.net (Postfix) with ESMTP id 4DPQcS5yZDz1tqBt; Mon, 25 Jan 2021 11:11:04 +0100 (CET) X-Virus-Scanned: amavisd-new at mnet-online.de Received: from mail.mnet-online.de ([192.168.8.182]) by localhost (dynscan1.mail.m-online.net [192.168.6.70]) (amavisd-new, port 10024) with ESMTP id dzmdr28gLr-v; Mon, 25 Jan 2021 11:11:02 +0100 (CET) X-Auth-Info: C1QAwnqwzQuLxhmTh7RYrDtvjSe0xbrlBFQzDjxHXyg= Received: from localhost.localdomain (89-64-25-12.dynamic.chello.pl [89.64.25.12]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.mnet-online.de (Postfix) with ESMTPSA; Mon, 25 Jan 2021 11:11:02 +0100 (CET) From: Lukasz Majewski To: Joseph Myers , Adhemerval Zanella , Florian Weimer Subject: [PATCH] tst: Provide test for sched_rr_get_interval Date: Mon, 25 Jan 2021 11:10:49 +0100 Message-Id: <20210125101049.23680-1-lukma@denx.de> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 X-Spam-Status: No, score=-8.0 required=5.0 tests=BAYES_00, GIT_PATCH_0, KAM_DMARC_STATUS, KAM_LAZY_DOMAIN_SECURITY, KAM_SHORT, RCVD_IN_ABUSEAT, RCVD_IN_BARRACUDACENTRAL, RCVD_IN_DNSWL_LOW, RCVD_IN_SBL_CSS, SPF_HELO_NONE, SPF_NONE, TXREP autolearn=ham autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: GNU C Library , Florian Weimer , Alistair Francis Errors-To: libc-alpha-bounces@sourceware.org Sender: "Libc-alpha" 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 --- posix/Makefile | 2 +- posix/tst-sched_rr_get_interval.c | 53 +++++++++++++++++++++++++++++++ 2 files changed, 54 insertions(+), 1 deletion(-) create mode 100644 posix/tst-sched_rr_get_interval.c diff --git a/posix/Makefile b/posix/Makefile index 956ef7d397..7ef8525500 100644 --- a/posix/Makefile +++ b/posix/Makefile @@ -102,7 +102,7 @@ tests := test-errno tstgetopt testfnm runtests runptests \ tst-sysconf-empty-chroot tst-glob_symlinks tst-fexecve \ tst-glob-tilde test-ssize-max tst-spawn4 bug-regex37 \ bug-regex38 tst-regcomp-truncated tst-spawn-chdir \ - tst-wordexp-nocmd + tst-wordexp-nocmd tst-sched_rr_get_interval tests-internal := bug-regex5 bug-regex20 bug-regex33 \ tst-rfc3484 tst-rfc3484-2 tst-rfc3484-3 \ tst-glob_lstat_compat tst-spawn4-compat diff --git a/posix/tst-sched_rr_get_interval.c b/posix/tst-sched_rr_get_interval.c new file mode 100644 index 0000000000..5b15b9dd09 --- /dev/null +++ b/posix/tst-sched_rr_get_interval.c @@ -0,0 +1,53 @@ +/* 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 + . */ + +#include +#include +#include + +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"); + + result = sched_rr_get_interval (0, ts); + if (result != 0) + FAIL_EXIT1 ("*** sched_rr_get_interval error: %m\n"); + + /* Check if returned time values are correct. */ + if (ts[0].tv_sec < 0) + FAIL_EXIT1 ("*** Wrong value read tv_sec: %ld\n", ts[0].tv_sec); + + if (ts[0].tv_nsec < 0 || ts[0].tv_nsec >= 1000000000) + FAIL_EXIT1 ("*** Wrong value read tv_nsec: %ld\n", ts[0].tv_nsec); + + /* Check if adjacent memory is not overwritten. */ + if (ts[1].tv_sec != -1 || ts[1].tv_nsec != -1) + FAIL_EXIT1 ("*** sched_rr_get_interval caused overwrite!\n"); + + return 0; +} + +#include