xref: /freebsd/usr.bin/limits/tests/limits_test.sh (revision 031beb4e239bfce798af17f5fe8dba8bcaf13d99)
1#
2# Copyright 2015 EMC Corp.
3# All rights reserved.
4#
5# Redistribution and use in source and binary forms, with or without
6# modification, are permitted provided that the following conditions are
7# met:
8#
9# * Redistributions of source code must retain the above copyright
10#   notice, this list of conditions and the following disclaimer.
11# * Redistributions in binary form must reproduce the above copyright
12#   notice, this list of conditions and the following disclaimer in the
13#   documentation and/or other materials provided with the distribution.
14#
15# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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26#
27# $FreeBSD$
28#
29
30# Make sure time(1) is consistent with the FreeBSD time command and not the
31# shell interpretation of time(1)
32TIME=/usr/bin/time
33
34validate_time_output()
35{
36	local time_output=$1
37
38	# RLIMIT_CPU is enforced by a 1-second timer.  Allow 3 + 1 + a little.
39	atf_check awk '
40		/^(user|sys) / {
41		    sum += $2
42		}
43		END {
44		    if (sum < 3 || sum >= 4.5) {
45			print(sum);
46			exit(1);
47		    }
48		}
49	' < $time_output
50}
51
52atf_test_case cputime_hard_flag cleanup
53cputime_hard_flag_body()
54{
55
56	atf_check -o match:'cputime[[:space:]]+3 secs' \
57	    limits -H -t 3 limits -H
58	atf_check -o match:'cputime[[:space:]]+3 secs' \
59	    limits -H -t 3 limits -S
60	atf_check -e save:time_output -s signal:sigkill \
61	    limits -H -t 3 $TIME -p sh -c 'while : ; do : ; done'
62	validate_time_output time_output
63}
64cputime_hard_flag_cleanup()
65{
66	rm -f time_output
67}
68
69SIGXCPU=24 # atf_check doesn't know sigxcpu
70
71atf_test_case cputime_soft_flag cleanup
72cputime_soft_flag_body()
73{
74
75	atf_check -o match:'cputime-max[[:space:]]+infinity secs' \
76	    limits -S -t 3 limits -H
77	atf_check -o match:'cputime-cur[[:space:]]+3 secs' \
78	    limits -S -t 3 limits -S
79	atf_check -e save:time_output -s signal:$SIGXCPU \
80	    limits -S -t 3 $TIME -p sh -c 'while : ; do : ; done'
81	validate_time_output time_output
82}
83cputime_soft_flag_cleanup()
84{
85	rm -f time_output
86}
87
88atf_init_test_cases()
89{
90
91	atf_add_test_case cputime_hard_flag
92	atf_add_test_case cputime_soft_flag
93}
94