Tomato 1.28
[tomato.git] / release / src / router / busybox / testsuite / grep.tests
blob8cee1b9ee533d9df658f674d7389692c47cf3138
1 #!/bin/sh
3 # Copyright 2005 by Rob Landley <rob@landley.net>
4 # Licensed under GPL v2, see file LICENSE for details.
6 # AUDIT:
8 . testing.sh
10 # testing "test name" "options" "expected result" "file input" "stdin"
11 # file input will be file called "input"
12 # test can create a file "actual" instead of writing to stdout
14 # Test exit status
16 testing "grep (exit with error)" "grep nonexistent 2> /dev/null ; echo \$?" \
17 "1\n" "" ""
18 testing "grep (exit success)" "grep grep $0 > /dev/null 2>&1 ; echo \$?" "0\n" \
19 "" ""
20 # Test various data sources and destinations
22 testing "grep (default to stdin)" "grep two" "two\n" "" \
23 "one\ntwo\nthree\nthree\nthree\n"
24 testing "grep - (specify stdin)" "grep two -" "two\n" "" \
25 "one\ntwo\nthree\nthree\nthree\n"
26 testing "grep input (specify file)" "grep two input" "two\n" \
27 "one\ntwo\nthree\nthree\nthree\n" ""
29 # GNU grep 2.5.3 outputs a new line character after the located string
30 # even if there is no new line character in the input
31 testing "grep (no newline at EOL)" "grep bug input" "bug\n" "bug" ""
33 >empty
34 testing "grep two files" "grep two input empty 2>/dev/null" \
35 "input:two\n" "one\ntwo\nthree\nthree\nthree\n" ""
36 rm empty
38 testing "grep - infile (specify stdin and file)" "grep two - input" \
39 "(standard input):two\ninput:two\n" "one\ntwo\nthree\n" \
40 "one\ntwo\ntoo\nthree\nthree\n"
42 # Check if we see the correct return value if both stdin and non-existing file
43 # are given.
44 testing "grep - nofile (specify stdin and nonexisting file)" \
45 "grep two - nonexistent 2> /dev/null ; echo \$?" \
46 "(standard input):two\n(standard input):two\n2\n" \
47 "" "one\ntwo\ntwo\nthree\nthree\nthree\n"
48 testing "grep -q - nofile (specify stdin and nonexisting file, no match)" \
49 "grep -q nomatch - nonexistent 2> /dev/null ; echo \$?" \
50 "2\n" "" "one\ntwo\ntwo\nthree\nthree\nthree\n"
51 # SUSv3: If the -q option is specified, the exit status shall be zero
52 # if an input line is selected, even if an error was detected.
53 testing "grep -q - nofile (specify stdin and nonexisting file, match)" \
54 "grep -q two - nonexistent ; echo \$?" \
55 "0\n" "" "one\ntwo\ntwo\nthree\nthree\nthree\n"
57 # Test various command line options
58 # -s no error messages
59 testing "grep -s nofile (nonexisting file, no match)" \
60 "grep -s nomatch nonexistent ; echo \$?" "2\n" "" ""
61 testing "grep -s nofile - (stdin and nonexisting file, match)" \
62 "grep -s domatch nonexistent - ; echo \$?" \
63 "(standard input):domatch\n2\n" "" "nomatch\ndomatch\nend\n"
65 testing "grep handles NUL in files" "grep -a foo input" "\0foo\n" "\0foo\n\n" ""
66 testing "grep handles NUL on stdin" "grep -a foo" "\0foo\n" "" "\0foo\n\n"
68 testing "grep matches NUL" "grep . input > /dev/null 2>&1 ; echo \$?" \
69 "0\n" "\0\n" ""
71 # -e regex
72 testing "grep handles multiple regexps" "grep -e one -e two input ; echo \$?" \
73 "one\ntwo\n0\n" "one\ntwo\n" ""
74 testing "grep -F handles multiple expessions" "grep -F -e one -e two input ; echo \$?" \
75 "one\ntwo\n0\n" "one\ntwo\n" ""
77 # -f file/-
78 testing "grep can read regexps from stdin" "grep -f - input ; echo \$?" \
79 "two\nthree\n0\n" "tw\ntwo\nthree\n" "tw.\nthr\n"
81 optional FEATURE_GREP_EGREP_ALIAS
82 testing "grep -E supports extended regexps" "grep -E fo+" "foo\n" "" \
83 "b\ar\nfoo\nbaz"
84 testing "grep is also egrep" "egrep foo" "foo\n" "" "foo\nbar\n"
85 testing "egrep is not case insensitive" \
86 "egrep foo ; [ \$? -ne 0 ] && echo yes" "yes\n" "" "FOO\n"
88 exit $FAILCOUNT