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[qemu-iotests/stefanha.git] / common.filter
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1 #!/bin/sh
3 # Copyright (C) 2009 Red Hat, Inc.
4 # Copyright (c) 2000-2001 Silicon Graphics, Inc. All Rights Reserved.
6 # This program is free software; you can redistribute it and/or
7 # modify it under the terms of the GNU General Public License as
8 # published by the Free Software Foundation.
10 # This program is distributed in the hope that it would be useful,
11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 # GNU General Public License for more details.
15 # You should have received a copy of the GNU General Public License
16 # along with this program. If not, see <http://www.gnu.org/licenses/>.
19 # standard filters
22 # Checks that given_value is in range of correct_value +/- tolerance.
23 # Tolerance can be an absolute value or a percentage of the correct value
24 # (see examples with tolerances below).
25 # Outputs suitable message to stdout if it's not in range.
27 # A verbose option, -v, may be used as the LAST argument
29 # e.g.
30 # foo: 0.0298 = 0.03 +/- 5%
31 # _within_tolerance "foo" 0.0298 0.03 5%
33 # foo: 0.0298 = 0.03 +/- 0.01
34 # _within_tolerance "foo" 0.0298 0.03 0.01
36 # foo: 0.0298 = 0.03 -0.01 +0.002
37 # _within_tolerance "foo" 0.0298 0.03 0.01 0.002
39 # foo: verbose output of 0.0298 = 0.03 +/- 5%
40 # _within_tolerance "foo" 0.0298 0.03 5% -v
41 _within_tolerance()
43 _name=$1
44 _given_val=$2
45 _correct_val=$3
46 _mintol=$4
47 _maxtol=$_mintol
48 _verbose=0
49 _debug=false
51 # maxtol arg is optional
52 # verbose arg is optional
53 if [ $# -ge 5 ]
54 then
55 if [ "$5" = "-v" ]
56 then
57 _verbose=1
58 else
59 _maxtol=$5
62 if [ $# -ge 6 ]
63 then
64 [ "$6" = "-v" ] && _verbose=1
67 # find min with or without %
68 _mintolerance=`echo $_mintol | sed -e 's/%//'`
69 if [ $_mintol = $_mintolerance ]
70 then
71 _min=`echo "scale=5; $_correct_val-$_mintolerance" | bc`
72 else
73 _min=`echo "scale=5; $_correct_val-$_mintolerance*0.01*$_correct_val" | bc`
76 # find max with or without %
77 _maxtolerance=`echo $_maxtol | sed -e 's/%//'`
78 if [ $_maxtol = $_maxtolerance ]
79 then
80 _max=`echo "scale=5; $_correct_val+$_maxtolerance" | bc`
81 else
82 _max=`echo "scale=5; $_correct_val+$_maxtolerance*0.01*$_correct_val" | bc`
85 $_debug && echo "min = $_min"
86 $_debug && echo "max = $_max"
88 cat <<EOF >$tmp.bc.1
89 scale=5;
90 if ($_min <= $_given_val) 1;
91 if ($_min > $_given_val) 0;
92 EOF
94 cat <<EOF >$tmp.bc.2
95 scale=5;
96 if ($_given_val <= $_max) 1;
97 if ($_given_val > $_max) 0;
98 EOF
100 _above_min=`bc <$tmp.bc.1`
101 _below_max=`bc <$tmp.bc.2`
103 rm -f $tmp.bc.[12]
105 _in_range=`expr $_above_min \& $_below_max`
107 # fix up min, max precision for output
108 # can vary for 5.3, 6.2
109 _min=`echo $_min | sed -e 's/0*$//'` # get rid of trailling zeroes
110 _max=`echo $_max | sed -e 's/0*$//'` # get rid of trailling zeroes
112 if [ $_in_range -eq 1 ]
113 then
114 [ $_verbose -eq 1 ] && echo $_name is in range
115 return 0
116 else
117 [ $_verbose -eq 1 ] && echo $_name has value of $_given_val
118 [ $_verbose -eq 1 ] && echo $_name is NOT in range $_min .. $_max
119 return 1
123 # ctime(3) dates
125 _filter_date()
127 sed \
128 -e 's/[A-Z][a-z][a-z] [A-z][a-z][a-z] *[0-9][0-9]* [0-9][0-9]:[0-9][0-9]:[0-9][0-9] [0-9][0-9][0-9][0-9]$/DATE/'
131 # replace occurances of the actual TEST_DIR value with TEST_DIR
132 _filter_testdir()
134 sed -e "s#$TEST_DIR#TEST_DIR#g"
137 # sanitize qemu-io output
138 _filter_qemu_io()
140 sed -e "s/[0-9]* ops\; [0-9/:. sec]* ([0-9/.]* [GMKiBbytes]*\/sec and [0-9/.]* ops\/sec)/X ops\; XX:XX:XX.X (XXX YYY\/sec and XXX ops\/sec)/"
143 # make sure this script returns success
144 /bin/true