tests/lib/libc/gen/t_cpuset.c

   1 /*      $NetBSD: t_cpuset.c,v 1.1 2011/11/08 05:47:00 jruoho Exp $ */
   2
   3 /*-
   4  * Copyright (c) 2011 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by Jukka Ruohonen.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions
  12  * are met:
  13  * 1. Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  29  * POSSIBILITY OF SUCH DAMAGE.
  30  */
  31 #include <sys/cdefs.h>
  32 __RCSID("$NetBSD: t_cpuset.c,v 1.1 2011/11/08 05:47:00 jruoho Exp $");
  33
  34 #include <atf-c.h>
  35 #include <limits.h>
  36 #include <stdio.h>
  37 #include <sched.h>
  38
  39 ATF_TC(cpuset_err);
  40 ATF_TC_HEAD(cpuset_err, tc)
  41 {
  42         atf_tc_set_md_var(tc, "descr", "Test errors from cpuset(3)");
  43 }
  44
  45 ATF_TC_BODY(cpuset_err, tc)
  46 {
  47         cpuset_t *set;
  48
  49         set = cpuset_create();
  50         ATF_REQUIRE(set != NULL);
  51
  52         ATF_CHECK(cpuset_set(-1, set) == -1);
  53         ATF_CHECK(cpuset_clr(-1, set) == -1);
  54         ATF_CHECK(cpuset_isset(-1, set) == -1);
  55
  56         ATF_CHECK(cpuset_set(INT_MAX, set) == -1);
  57         ATF_CHECK(cpuset_clr(INT_MAX, set) == -1);
  58         ATF_CHECK(cpuset_isset(INT_MAX, set) == -1);
  59
  60         cpuset_destroy(set);
  61 }
  62
  63 ATF_TC(cpuset_set);
  64 ATF_TC_HEAD(cpuset_set, tc)
  65 {
  66         atf_tc_set_md_var(tc, "descr", "Test cpuset_set(3)");
  67 }
  68
  69 ATF_TC_BODY(cpuset_set, tc)
  70 {
  71         cpuset_t *set;
  72
  73         set = cpuset_create();
  74         ATF_REQUIRE(set != NULL);
  75
  76         ATF_REQUIRE(cpuset_set(0, set) == 0);
  77         ATF_REQUIRE(cpuset_isset(0, set) > 0);
  78         ATF_REQUIRE(cpuset_clr(0, set) == 0);
  79         ATF_REQUIRE(cpuset_isset(0, set) == 0);
  80
  81         cpuset_destroy(set);
  82 }
  83
  84 ATF_TC(cpuset_size);
  85 ATF_TC_HEAD(cpuset_size, tc)
  86 {
  87         atf_tc_set_md_var(tc, "descr", "Test puset_size(3)");
  88 }
  89
  90 ATF_TC_BODY(cpuset_size, tc)
  91 {
  92         cpuset_t *set;
  93         size_t size;
  94
  95         set = cpuset_create();
  96         ATF_REQUIRE(set != NULL);
  97
  98         size = cpuset_size(set);
  99
 100         ATF_CHECK(cpuset_set((size * 8) - 1, set) == 0);
 101         ATF_CHECK(cpuset_set((size * 8) + 1, set) == -1);
 102
 103         cpuset_destroy(set);
 104 }
 105
 106 ATF_TP_ADD_TCS(tp)
 107 {
 108
 109         ATF_TP_ADD_TC(tp, cpuset_err);
 110         ATF_TP_ADD_TC(tp, cpuset_set);
 111         ATF_TP_ADD_TC(tp, cpuset_size);
 112
 113         return atf_no_error();
 114 }