1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
|
#!/bin/sh
# Copyright 2005 by Rob Landley <rob@landley.net>
# Licensed under GPLv2, see file LICENSE in this source tree.
# AUDIT:
. ./testing.sh
# testing "test name" "commands" "expected result" "file input" "stdin"
# file input will be file called "input"
# test can create a file "actual" instead of writing to stdout
# Test exit status
testing "grep (exit with error)" "grep nonexistent 2> /dev/null ; echo \$?" \
"1\n" "" ""
testing "grep (exit success)" "grep grep '$0' > /dev/null 2>&1 ; echo \$?" "0\n" \
"" ""
# Test various data sources and destinations
testing "grep (default to stdin)" "grep two" "two\n" "" \
"one\ntwo\nthree\nthree\nthree\n"
testing "grep - (specify stdin)" "grep two -" "two\n" "" \
"one\ntwo\nthree\nthree\nthree\n"
testing "grep input (specify file)" "grep two input" "two\n" \
"one\ntwo\nthree\nthree\nthree\n" ""
# GNU grep 2.5.3 outputs a new line character after the located string
# even if there is no new line character in the input
testing "grep (no newline at EOL)" "grep bug input" "bug\n" "bug" ""
>empty
testing "grep two files" "grep two input empty 2>/dev/null" \
"input:two\n" "one\ntwo\nthree\nthree\nthree\n" ""
rm empty
testing "grep - infile (specify stdin and file)" "grep two - input" \
"(standard input):two\ninput:two\n" "one\ntwo\nthree\n" \
"one\ntwo\ntoo\nthree\nthree\n"
# Check if we see the correct return value if both stdin and non-existing file
# are given.
testing "grep - nofile (specify stdin and nonexisting file)" \
"grep two - nonexistent 2> /dev/null ; echo \$?" \
"(standard input):two\n(standard input):two\n2\n" \
"" "one\ntwo\ntwo\nthree\nthree\nthree\n"
testing "grep -q - nofile (specify stdin and nonexisting file, no match)" \
"grep -q nomatch - nonexistent 2> /dev/null ; echo \$?" \
"2\n" "" "one\ntwo\ntwo\nthree\nthree\nthree\n"
# SUSv3: If the -q option is specified, the exit status shall be zero
# if an input line is selected, even if an error was detected.
testing "grep -q - nofile (specify stdin and nonexisting file, match)" \
"grep -q two - nonexistent ; echo \$?" \
"0\n" "" "one\ntwo\ntwo\nthree\nthree\nthree\n"
# Test various command line options
# -s no error messages
testing "grep -s nofile (nonexisting file, no match)" \
"grep -s nomatch nonexistent ; echo \$?" "2\n" "" ""
testing "grep -s nofile - (stdin and nonexisting file, match)" \
"grep -s domatch nonexistent - ; echo \$?" \
"(standard input):domatch\n2\n" "" "nomatch\ndomatch\nend\n"
optional EXTRA_COMPAT
testing "grep handles NUL in files" "grep -a foo input" "\0foo\n" "\0foo\n\n" ""
testing "grep handles NUL on stdin" "grep -a foo" "\0foo\n" "" "\0foo\n\n"
testing "grep matches NUL" "grep . input > /dev/null 2>&1 ; echo \$?" \
"0\n" "\0\n" ""
SKIP=
# -e regex
testing "grep handles multiple regexps" "grep -e one -e two input ; echo \$?" \
"one\ntwo\n0\n" "one\ntwo\n" ""
testing "grep -F handles multiple expessions" "grep -F -e one -e two input ; echo \$?" \
"one\ntwo\n0\n" "one\ntwo\n" ""
testing "grep -F handles -i" "grep -F -i foo input ; echo \$?" \
"FOO\n0\n" "FOO\n" ""
# -f file/-
testing "grep can read regexps from stdin" "grep -f - input ; echo \$?" \
"two\nthree\n0\n" "tw\ntwo\nthree\n" "tw.\nthr\n"
# -x (whole line match)
testing "grep -x (full match)" "grep -x foo input ; echo \$?" \
"foo\n0\n" "foo\n" ""
testing "grep -x (partial match 1)" "grep -x foo input ; echo \$?" \
"1\n" "foo bar\n" ""
testing "grep -x (partial match 2)" "grep -x foo input ; echo \$?" \
"1\n" "bar foo\n" ""
testing "grep -x -F (full match)" "grep -x -F foo input ; echo \$?" \
"foo\n0\n" "foo\n" ""
testing "grep -x -F (partial match 1)" "grep -x -F foo input ; echo \$?" \
"1\n" "foo bar\n" ""
testing "grep -x -F (partial match 2)" "grep -x -F foo input ; echo \$?" \
"1\n" "bar foo\n" ""
optional EGREP
testing "grep -E supports extended regexps" "grep -E fo+" "foo\n" "" \
"b\ar\nfoo\nbaz"
testing "grep is also egrep" "egrep foo" "foo\n" "" "foo\nbar\n"
testing "egrep is not case insensitive" \
"egrep foo ; [ \$? -ne 0 ] && echo yes" "yes\n" "" "FOO\n"
testing "grep -E -o prints all matches" \
"grep -E -o '([[:xdigit:]]{2}[:-]){5}[[:xdigit:]]{2}'" \
"00:19:3E:00:AA:5E\n00:1D:60:3D:3A:FB\n00:22:43:49:FB:AA\n" \
"" "00:19:3E:00:AA:5E 00:1D:60:3D:3A:FB 00:22:43:49:FB:AA\n"
SKIP=
testing "grep -o does not loop forever" \
'grep -o "[^/]*$"' \
"test\n" \
"" "/var/test\n"
testing "grep -o does not loop forever on zero-length match" \
'grep -o "" | head -n1' \
"" \
"" "test\n"
testing "grep -f EMPTY_FILE" \
"grep -f input" \
"" \
"" \
"test\n"
testing "grep -v -f EMPTY_FILE" \
"grep -v -f input" \
"test\n" \
"" \
"test\n"
testing "grep -Fw matches only words" \
"grep -Fw foo input" \
"" \
"foop\n" \
""
testing "grep -Fw doesn't stop on 1st mismatch" \
"grep -Fw foo input" \
"foop foo\n" \
"foop foo\n" \
""
testing "grep -w doesn't stop on 1st mismatch" \
"grep -w foo input" \
"foop foo\n" \
"foop foo\n" \
""
testing "grep -w ^str doesn't match str not at the beginning" \
"grep -w ^str input" \
"" \
"strstr\n" \
""
testing "grep -w ^ doesn't hang" \
"grep -w ^ input" \
"" \
"anything\n" \
""
testing "grep -w word doesn't match wordword" \
"grep -w word input" \
"" \
"wordword\n" \
""
testing "grep -F -w w doesn't match ww" \
"grep -F -w w input" \
"" \
"ww\n" \
""
testing "grep -w word match second word" \
"grep -w word input" \
"bword,word\n""wordb,word\n""bwordb,word\n" \
"bword,word\n""wordb,word\n""bwordb,word\n" \
""
testing "grep -x -v -e EXP1 -e EXP2 finds nothing if either EXP matches" \
"grep -x -v -e '.*aa.*' -e 'bb.*'; echo \$?" \
"1\n" \
"" \
" aa bb cc\n"
# -r on symlink to dir should recurse into dir
mkdir -p grep.testdir/foo
echo bar > grep.testdir/foo/file
ln -s foo grep.testdir/symfoo
testing "grep -r on symlink to dir" \
"grep -r . grep.testdir/symfoo" \
"grep.testdir/symfoo/file:bar\n" \
"" ""
rm -Rf grep.testdir
# But -r on dir/symlink_to_dir should not recurse into symlink_to_dir
mkdir -p grep.testdir/foo
echo bar > grep.testdir/foo/file
ln -s foo grep.testdir/symfoo
testing "grep -r on dir/symlink to dir" \
"grep -r . grep.testdir" \
"grep.testdir/foo/file:bar\n" \
"" ""
rm -Rf grep.testdir
# testing "test name" "commands" "expected result" "file input" "stdin"
# file input will be file called "input"
# test can create a file "actual" instead of writing to stdout
exit $FAILCOUNT
|
