busybox/testsuite/sed.tests

#!/bin/sh

# SUSv3 compliant sed tests.
# Copyright 2005 by Rob Landley <rob@landley.net>
# Licensed under GPL v2, see file LICENSE for details.

. ./testing.sh

# testing "description" "arguments" "result" "infile" "stdin"

# Corner cases
testing "sed no files (stdin)" 'sed ""' "hello\n" "" "hello\n"
testing "sed explicit stdin" 'sed "" -' "hello\n" "" "hello\n"
testing "sed handles empty lines" "sed -e 's/\$/@/'" "@\n" "" "\n"
testing "sed stdin twice" 'sed "" - -' "hello" "" "hello"

# Trailing EOF.
#	Match $, at end of each file or all files?

# -e corner cases
#	without -e
#	multiple -e
#		interact with a
#	-eee arg1 arg2 arg3
# -f corner cases
#	-e -f -e
# -n corner cases
#	no newline at EOF?
# -r corner cases
#	Just make sure it works.
# -i corner cases:
#	sed -i -
#	permissions
#	-i on a symlink
#	on a directory
#       With $ last-line test
# Continue with \
#       End of script with trailing \

# command list
testing "sed accepts blanks before command" "sed -e '1 d'" "" "" ""
testing "sed accepts newlines in -e" "sed -e 'i\
1
a\
3'" "1\n2\n3\n" "" "2\n"
testing "sed accepts multiple -e" "sed -e 'i\' -e '1' -e 'a\' -e '3'" \
	"1\n2\n3\n" "" "2\n"

# substitutions
testing "sed -n" "sed -n -e s/foo/bar/ -e s/bar/baz/" "" "" "foo\n"
testing "sed s//p" "sed -e s/foo/bar/p -e s/bar/baz/p" "bar\nbaz\nbaz\n" \
	"" "foo\n"
testing "sed -n s//p" "sed -ne s/abc/def/p" "def\n" "" "abc\n"
test x"$SKIP_KNOWN_BUGS" = x"" && {
testing "sed s//g (exhaustive)" "sed -e 's/[[:space:]]*/,/g'" ",1,2,3,4,5,\n" \
	"" "12345\n"
}
testing "sed s arbitrary delimiter" "sed -e 's woo boing '" "boing\n" "" "woo\n"
testing "sed s chains" "sed -e s/foo/bar/ -e s/bar/baz/" "baz\n" "" "foo\n"
testing "sed s chains2" "sed -e s/foo/bar/ -e s/baz/nee/" "bar\n" "" "foo\n"
testing "sed s [delimiter]" "sed -e 's@[@]@@'" "onetwo" "" "one@two"
testing "sed s with \\t (GNU ext)" "sed 's/\t/ /'" "one two" "" "one\ttwo"

# branch
testing "sed b (branch)" "sed -e 'b one;p;: one'" "foo\n" "" "foo\n"
testing "sed b (branch with no label jumps to end)" "sed -e 'b;p'" \
	"foo\n" "" "foo\n"

# test and branch
testing "sed t (test/branch)" "sed -e 's/a/1/;t one;p;: one;p'" \
	"1\n1\nb\nb\nb\nc\nc\nc\n" "" "a\nb\nc\n"
testing "sed t (test/branch clears test bit)" "sed -e 's/a/b/;:loop;t loop'" \
	"b\nb\nc\n" "" "a\nb\nc\n"
testing "sed T (!test/branch)" "sed -e 's/a/1/;T notone;p;: notone;p'" \
	"1\n1\n1\nb\nb\nc\nc\n" "" "a\nb\nc\n"

test x"$SKIP_KNOWN_BUGS" = x"" && {
# Normal sed end-of-script doesn't print "c" because n flushed the pattern
# space.  If n hits EOF, pattern space is empty when script ends.
# Query: how does this interact with no newline at EOF?
testing "sed n (flushes pattern space, terminates early)" "sed -e 'n;p'" \
	"a\nb\nb\nc\n" "" "a\nb\nc\n"
}
# non-GNU sed: N does _not_ flush pattern space, therefore c is eaten @ script end
# GNU sed: N flushes pattern space, therefore c is printed too @ script end
testing "sed N (flushes pattern space (GNU behavior))" "sed -e 'N;p'" \
	"a\nb\na\nb\nc\n" "" "a\nb\nc\n"

testing "sed N test2" "sed ':a;N;s/\n/ /;ta'" \
	"a b c\n" "" "a\nb\nc\n"

testing "sed N test3" "sed 'N;s/\n/ /'" \
	"a b\nc\n" "" "a\nb\nc\n"

testing "sed address match newline" 'sed "/b/N;/b\\nc/i woo"' \
	"a\nwoo\nb\nc\nd\n" "" "a\nb\nc\nd\n"

# Multiple lines in pattern space
testing "sed N (stops at end of input) and P (prints to first newline only)" \
	"sed -n 'N;P;p'" "a\na\nb\n" "" "a\nb\nc\n"

# Hold space
testing "sed G (append hold space to pattern space)" 'sed G' "a\n\nb\n\nc\n\n" \
	"" "a\nb\nc\n"
#testing "sed g/G (swap/append hold and patter space)"
#testing "sed g (swap hold/pattern space)"

testing "sed d ends script iteration" \
	"sed -e '/ook/d;s/ook/ping/p;i woot'" "" "" "ook\n"
testing "sed d ends script iteration (2)" \
	"sed -e '/ook/d;a\' -e 'bang'" "woot\nbang\n" "" "ook\nwoot\n"

# Multiple files, with varying newlines and NUL bytes
test x"$SKIP_KNOWN_BUGS" = x"" && {
testing "sed embedded NUL" "sed -e 's/woo/bang/'" "\0bang\0woo\0" "" \
	"\0woo\0woo\0"
}
testing "sed embedded NUL g" "sed -e 's/woo/bang/g'" "bang\0bang\0" "" \
	"woo\0woo\0"
test x"$SKIP_KNOWN_BUGS" = x"" && {
$ECHO -e "/woo/a he\0llo" > sed.commands
testing "sed NUL in command" "sed -f sed.commands" "woo\nhe\0llo\n" "" "woo"
rm sed.commands
}

# sed has funky behavior with newlines at the end of file.  Test lots of
# corner cases with the optional newline appending behavior.

testing "sed normal newlines" "sed -e 's/woo/bang/' input -" "bang\nbang\n" \
	"woo\n" "woo\n"
testing "sed leave off trailing newline" "sed -e 's/woo/bang/' input -" \
	"bang\nbang" "woo\n" "woo"
testing "sed autoinsert newline" "sed -e 's/woo/bang/' input -" "bang\nbang" \
	"woo" "woo"
testing "sed empty file plus cat" "sed -e 's/nohit//' input -" "one\ntwo" \
	"" "one\ntwo"
testing "sed cat plus empty file" "sed -e 's/nohit//' input -" "one\ntwo" \
	"one\ntwo" ""
test x"$SKIP_KNOWN_BUGS" = x"" && {
testing "sed append autoinserts newline" "sed -e '/woot/a woo' -" \
	"woot\nwoo\n" "" "woot"
}
testing "sed insert doesn't autoinsert newline" "sed -e '/woot/i woo' -" \
	"woo\nwoot" "" "woot"
testing "sed print autoinsert newlines" "sed -e 'p' -" "one\none" "" "one"
testing "sed print autoinsert newlines two files" "sed -e 'p' input -" \
	"one\none\ntwo\ntwo" "one" "two"
testing "sed noprint, no match, no newline" "sed -ne 's/woo/bang/' input" \
	"" "no\n" ""
testing "sed selective matches with one nl" "sed -ne 's/woo/bang/p' input -" \
	"a bang\nc bang\n" "a woo\nb no" "c woo\nd no"
testing "sed selective matches insert newline" \
	"sed -ne 's/woo/bang/p' input -" "a bang\nb bang\nd bang" \
	"a woo\nb woo" "c no\nd woo"
testing "sed selective matches noinsert newline" \
	"sed -ne 's/woo/bang/p' input -" "a bang\nb bang" "a woo\nb woo" \
	"c no\nd no"
test x"$SKIP_KNOWN_BUGS" = x"" && {
testing "sed clusternewline" \
	"sed -e '/one/a 111' -e '/two/i 222' -e p input -" \
	"one\none\n111\n222\ntwo\ntwo" "one" "two"
}
testing "sed subst+write" \
	"sed -e 's/i/z/' -e 'woutputw' input -; $ECHO -n X; cat outputw" \
	"thzngy\nagaznXthzngy\nagazn" "thingy" "again"
rm outputw
testing "sed trailing NUL" \
	"sed 's/i/z/' input -" \
	"a\0b\0\nc" "a\0b\0" "c"
testing "sed escaped newline in command" \
	"sed 's/a/z\\
z/' input" \
	"z\nz" "a" ""

# Test end-of-file matching behavior

testing "sed match EOF" "sed -e '"'$p'"'" "hello\nthere\nthere" "" \
	"hello\nthere"
testing "sed match EOF two files" "sed -e '"'$p'"' input -" \
	"one\ntwo\nthree\nfour\nfour" "one\ntwo" "three\nfour"
# sed match EOF inline: gnu sed 4.1.5 outputs this:
#00000000  6f 6e 65 0a 6f 6f 6b 0a  6f 6f 6b 0a 74 77 6f 0a  |one.ook.ook.two.|
#00000010  0a 74 68 72 65 65 0a 6f  6f 6b 0a 6f 6f 6b 0a 66  |.three.ook.ook.f|
#00000020  6f 75 72                                          |our|
# which looks buggy to me.
$ECHO -ne "three\nfour" > input2
testing "sed match EOF inline" \
	"sed -e '"'$i ook'"' -i input input2 && cat input input2" \
	"one\nook\ntwothree\nook\nfour" "one\ntwo" ""
rm input2

# Test lie-to-autoconf

testing "sed lie-to-autoconf" "sed --version | grep -o 'GNU sed version '" \
	"GNU sed version \n" "" ""

# Jump to nonexistent label
test x"$SKIP_KNOWN_BUGS" = x"" && {
# Incompatibility: illegal jump is not detected if input is ""
# (that is, no lines at all). GNU sed 4.1.5 complains even in this case
testing "sed nonexistent label" "sed -e 'b walrus' 2>/dev/null || echo yes" \
	"yes\n" "" ""
}

testing "sed backref from empty s uses range regex" \
	"sed -e '/woot/s//eep \0 eep/'" "eep woot eep" "" "woot"

testing "sed backref from empty s uses range regex with newline" \
	"sed -e '/woot/s//eep \0 eep/'" "eep woot eep\n" "" "woot\n"

# -i with no filename

touch ./-  # Detect gnu failure mode here.
testing "sed -i with no arg [GNUFAIL]" "sed -e '' -i 2> /dev/null || echo yes" \
	"yes\n" "" ""
rm ./-     # Clean up

testing "sed s/xxx/[/" "sed -e 's/xxx/[/'" "[\n" "" "xxx\n"

# Ponder this a bit more, why "woo not found" from gnu version?
#testing "sed doesn't substitute in deleted line" \
#	"sed -e '/ook/d;s/ook//;t woo;a bang;'" "bang" "" "ook\n"

# This makes both seds very unhappy.  Why?
#testing "sed -g (exhaustive)" "sed -e 's/[[:space:]]*/,/g'" ",1,2,3,4,5," \
#	"" "12345"

# testing "description" "arguments" "result" "infile" "stdin"

testing "sed n command must reset 'substituted' bit" \
	"sed 's/1/x/;T;n;: next;s/3/y/;t quit;n;b next;: quit;q'" \
	"0\nx\n2\ny\n" "" "0\n1\n2\n3\n"

testing "sed d does not break n,m matching" \
	"sed -n '1d;1,3p'" \
	"second\nthird\n" "" "first\nsecond\nthird\nfourth\n"

testing "sed d does not break n,regex matching" \
	"sed -n '1d;1,/hir/p'" \
	"second\nthird\n" "" "first\nsecond\nthird\nfourth\n"

testing "sed d does not break n,regex matching #2" \
	"sed -n '1,5d;1,/hir/p'" \
	"second2\nthird2\n" "" \
	"first\nsecond\nthird\nfourth\n""first2\nsecond2\nthird2\nfourth2\n"

testing "sed 2d;2,1p (gnu compat)" \
	"sed -n '2d;2,1p'" \
	"third\n" "" \
	"first\nsecond\nthird\nfourth\n"

# Regex means: "match / at BOL or nothing, then one or more not-slashes".
# The bug was that second slash in /usr/lib was treated as "at BOL" too.
testing "sed beginning (^) matches only once" \
	"sed 's,\(^/\|\)[^/][^/]*,>\0<,g'" \
	">/usr</>lib<\n" "" \
	"/usr/lib\n"

testing "sed c" \
	"sed 'crepl'" \
	"repl\nrepl\n" "" \
	"first\nsecond\n"

testing "sed nested {}s" \
	"sed '/asd/ { p; /s/ { s/s/c/ }; p; q }'" \
	"qwe\nasd\nacd\nacd\n" "" \
	"qwe\nasd\nzxc\n"

testing "sed a cmd ended by double backslash" \
	"sed -e '/| one /a \\
	| three \\\\' -e '/| one-/a \\
	| three-* \\\\'" \
'	| one \\
	| three \\
	| two \\
' '' \
'	| one \\
	| two \\
'

# first three lines are deleted; 4th line is matched and printed by "2,3" and by "4" ranges
testing "sed with N skipping lines past ranges on next cmds" \
	"sed -n '1{N;N;d};1p;2,3p;3p;4p'" \
	"4\n4\n" "" "1\n2\n3\n4\n"

testing "sed -i with address modifies all files, not only first" \
	"cp input input2; sed -i -e '1s/foo/bar/' input input2 && cat input input2; rm input2" \
	"bar\nbar\n" "foo\n" ""


# testing "description" "arguments" "result" "infile" "stdin"

exit $FAILCOUNT
1	niro	532	#!/bin/sh
2
3			# SUSv3 compliant sed tests.
4			# Copyright 2005 by Rob Landley <rob@landley.net>
5			# Licensed under GPL v2, see file LICENSE for details.
6
7	niro	984	. ./testing.sh
8	niro	532
9			# testing "description" "arguments" "result" "infile" "stdin"
10
11			# Corner cases
12			testing "sed no files (stdin)" 'sed ""' "hello\n" "" "hello\n"
13			testing "sed explicit stdin" 'sed "" -' "hello\n" "" "hello\n"
14			testing "sed handles empty lines" "sed -e 's/\$/@/'" "@\n" "" "\n"
15			testing "sed stdin twice" 'sed "" - -' "hello" "" "hello"
16
17			# Trailing EOF.
18			# Match $, at end of each file or all files?
19
20			# -e corner cases
21			# without -e
22			# multiple -e
23			# interact with a
24			# -eee arg1 arg2 arg3
25			# -f corner cases
26			# -e -f -e
27			# -n corner cases
28			# no newline at EOF?
29			# -r corner cases
30			# Just make sure it works.
31			# -i corner cases:
32			# sed -i -
33			# permissions
34			# -i on a symlink
35			# on a directory
36			# With $ last-line test
37			# Continue with \
38			# End of script with trailing \
39
40			# command list
41			testing "sed accepts blanks before command" "sed -e '1 d'" "" "" ""
42			testing "sed accepts newlines in -e" "sed -e 'i\
43			1
44			a\
45			3'" "1\n2\n3\n" "" "2\n"
46			testing "sed accepts multiple -e" "sed -e 'i\' -e '1' -e 'a\' -e '3'" \
47			"1\n2\n3\n" "" "2\n"
48
49			# substitutions
50			testing "sed -n" "sed -n -e s/foo/bar/ -e s/bar/baz/" "" "" "foo\n"
51			testing "sed s//p" "sed -e s/foo/bar/p -e s/bar/baz/p" "bar\nbaz\nbaz\n" \
52			"" "foo\n"
53			testing "sed -n s//p" "sed -ne s/abc/def/p" "def\n" "" "abc\n"
54	niro	984	test x"$SKIP_KNOWN_BUGS" = x"" && {
55	niro	532	testing "sed s//g (exhaustive)" "sed -e 's/[[:space:]]*/,/g'" ",1,2,3,4,5,\n" \
56			"" "12345\n"
57	niro	984	}
58	niro	532	testing "sed s arbitrary delimiter" "sed -e 's woo boing '" "boing\n" "" "woo\n"
59			testing "sed s chains" "sed -e s/foo/bar/ -e s/bar/baz/" "baz\n" "" "foo\n"
60			testing "sed s chains2" "sed -e s/foo/bar/ -e s/baz/nee/" "bar\n" "" "foo\n"
61			testing "sed s [delimiter]" "sed -e 's@[@]@@'" "onetwo" "" "one@two"
62	niro	816	testing "sed s with \\t (GNU ext)" "sed 's/\t/ /'" "one two" "" "one\ttwo"
63	niro	532
64			# branch
65			testing "sed b (branch)" "sed -e 'b one;p;: one'" "foo\n" "" "foo\n"
66			testing "sed b (branch with no label jumps to end)" "sed -e 'b;p'" \
67			"foo\n" "" "foo\n"
68
69			# test and branch
70			testing "sed t (test/branch)" "sed -e 's/a/1/;t one;p;: one;p'" \
71			"1\n1\nb\nb\nb\nc\nc\nc\n" "" "a\nb\nc\n"
72			testing "sed t (test/branch clears test bit)" "sed -e 's/a/b/;:loop;t loop'" \
73			"b\nb\nc\n" "" "a\nb\nc\n"
74			testing "sed T (!test/branch)" "sed -e 's/a/1/;T notone;p;: notone;p'" \
75			"1\n1\n1\nb\nb\nc\nc\n" "" "a\nb\nc\n"
76
77	niro	984	test x"$SKIP_KNOWN_BUGS" = x"" && {
78	niro	532	# Normal sed end-of-script doesn't print "c" because n flushed the pattern
79			# space. If n hits EOF, pattern space is empty when script ends.
80			# Query: how does this interact with no newline at EOF?
81			testing "sed n (flushes pattern space, terminates early)" "sed -e 'n;p'" \
82			"a\nb\nb\nc\n" "" "a\nb\nc\n"
83	niro	1126	}
84			# non-GNU sed: N does _not_ flush pattern space, therefore c is eaten @ script end
85			# GNU sed: N flushes pattern space, therefore c is printed too @ script end
86			testing "sed N (flushes pattern space (GNU behavior))" "sed -e 'N;p'" \
87	niro	532	"a\nb\na\nb\nc\n" "" "a\nb\nc\n"
88	niro	1126
89			testing "sed N test2" "sed ':a;N;s/\n/ /;ta'" \
90			"a b c\n" "" "a\nb\nc\n"
91
92			testing "sed N test3" "sed 'N;s/\n/ /'" \
93			"a b\nc\n" "" "a\nb\nc\n"
94
95	niro	532	testing "sed address match newline" 'sed "/b/N;/b\\nc/i woo"' \
96			"a\nwoo\nb\nc\nd\n" "" "a\nb\nc\nd\n"
97
98			# Multiple lines in pattern space
99			testing "sed N (stops at end of input) and P (prints to first newline only)" \
100			"sed -n 'N;P;p'" "a\na\nb\n" "" "a\nb\nc\n"
101
102			# Hold space
103			testing "sed G (append hold space to pattern space)" 'sed G' "a\n\nb\n\nc\n\n" \
104			"" "a\nb\nc\n"
105			#testing "sed g/G (swap/append hold and patter space)"
106			#testing "sed g (swap hold/pattern space)"
107
108			testing "sed d ends script iteration" \
109			"sed -e '/ook/d;s/ook/ping/p;i woot'" "" "" "ook\n"
110			testing "sed d ends script iteration (2)" \
111			"sed -e '/ook/d;a\' -e 'bang'" "woot\nbang\n" "" "ook\nwoot\n"
112
113			# Multiple files, with varying newlines and NUL bytes
114	niro	984	test x"$SKIP_KNOWN_BUGS" = x"" && {
115	niro	532	testing "sed embedded NUL" "sed -e 's/woo/bang/'" "\0bang\0woo\0" "" \
116			"\0woo\0woo\0"
117	niro	984	}
118	niro	532	testing "sed embedded NUL g" "sed -e 's/woo/bang/g'" "bang\0bang\0" "" \
119			"woo\0woo\0"
120	niro	984	test x"$SKIP_KNOWN_BUGS" = x"" && {
121	niro	1123	$ECHO -e "/woo/a he\0llo" > sed.commands
122	niro	532	testing "sed NUL in command" "sed -f sed.commands" "woo\nhe\0llo\n" "" "woo"
123			rm sed.commands
124	niro	984	}
125	niro	532
126			# sed has funky behavior with newlines at the end of file. Test lots of
127			# corner cases with the optional newline appending behavior.
128
129			testing "sed normal newlines" "sed -e 's/woo/bang/' input -" "bang\nbang\n" \
130			"woo\n" "woo\n"
131			testing "sed leave off trailing newline" "sed -e 's/woo/bang/' input -" \
132			"bang\nbang" "woo\n" "woo"
133			testing "sed autoinsert newline" "sed -e 's/woo/bang/' input -" "bang\nbang" \
134			"woo" "woo"
135			testing "sed empty file plus cat" "sed -e 's/nohit//' input -" "one\ntwo" \
136			"" "one\ntwo"
137			testing "sed cat plus empty file" "sed -e 's/nohit//' input -" "one\ntwo" \
138			"one\ntwo" ""
139	niro	984	test x"$SKIP_KNOWN_BUGS" = x"" && {
140	niro	532	testing "sed append autoinserts newline" "sed -e '/woot/a woo' -" \
141			"woot\nwoo\n" "" "woot"
142	niro	984	}
143	niro	532	testing "sed insert doesn't autoinsert newline" "sed -e '/woot/i woo' -" \
144			"woo\nwoot" "" "woot"
145			testing "sed print autoinsert newlines" "sed -e 'p' -" "one\none" "" "one"
146			testing "sed print autoinsert newlines two files" "sed -e 'p' input -" \
147			"one\none\ntwo\ntwo" "one" "two"
148			testing "sed noprint, no match, no newline" "sed -ne 's/woo/bang/' input" \
149			"" "no\n" ""
150			testing "sed selective matches with one nl" "sed -ne 's/woo/bang/p' input -" \
151			"a bang\nc bang\n" "a woo\nb no" "c woo\nd no"
152			testing "sed selective matches insert newline" \
153			"sed -ne 's/woo/bang/p' input -" "a bang\nb bang\nd bang" \
154			"a woo\nb woo" "c no\nd woo"
155			testing "sed selective matches noinsert newline" \
156			"sed -ne 's/woo/bang/p' input -" "a bang\nb bang" "a woo\nb woo" \
157			"c no\nd no"
158	niro	984	test x"$SKIP_KNOWN_BUGS" = x"" && {
159	niro	532	testing "sed clusternewline" \
160			"sed -e '/one/a 111' -e '/two/i 222' -e p input -" \
161			"one\none\n111\n222\ntwo\ntwo" "one" "two"
162	niro	984	}
163	niro	816	testing "sed subst+write" \
164	niro	1123	"sed -e 's/i/z/' -e 'woutputw' input -; $ECHO -n X; cat outputw" \
165	niro	816	"thzngy\nagaznXthzngy\nagazn" "thingy" "again"
166			rm outputw
167			testing "sed trailing NUL" \
168			"sed 's/i/z/' input -" \
169			"a\0b\0\nc" "a\0b\0" "c"
170			testing "sed escaped newline in command" \
171			"sed 's/a/z\\
172			z/' input" \
173			"z\nz" "a" ""
174	niro	532
175			# Test end-of-file matching behavior
176
177			testing "sed match EOF" "sed -e '"'$p'"'" "hello\nthere\nthere" "" \
178			"hello\nthere"
179			testing "sed match EOF two files" "sed -e '"'$p'"' input -" \
180			"one\ntwo\nthree\nfour\nfour" "one\ntwo" "three\nfour"
181	niro	816	# sed match EOF inline: gnu sed 4.1.5 outputs this:
182			#00000000 6f 6e 65 0a 6f 6f 6b 0a 6f 6f 6b 0a 74 77 6f 0a \|one.ook.ook.two.\|
183			#00000010 0a 74 68 72 65 65 0a 6f 6f 6b 0a 6f 6f 6b 0a 66 \|.three.ook.ook.f\|
184			#00000020 6f 75 72 \|our\|
185			# which looks buggy to me.
186			$ECHO -ne "three\nfour" > input2
187	niro	532	testing "sed match EOF inline" \
188			"sed -e '"'$i ook'"' -i input input2 && cat input input2" \
189			"one\nook\ntwothree\nook\nfour" "one\ntwo" ""
190			rm input2
191
192			# Test lie-to-autoconf
193
194			testing "sed lie-to-autoconf" "sed --version \| grep -o 'GNU sed version '" \
195			"GNU sed version \n" "" ""
196
197			# Jump to nonexistent label
198	niro	984	test x"$SKIP_KNOWN_BUGS" = x"" && {
199			# Incompatibility: illegal jump is not detected if input is ""
200			# (that is, no lines at all). GNU sed 4.1.5 complains even in this case
201			testing "sed nonexistent label" "sed -e 'b walrus' 2>/dev/null \|\| echo yes" \
202	niro	532	"yes\n" "" ""
203	niro	984	}
204	niro	532
205			testing "sed backref from empty s uses range regex" \
206			"sed -e '/woot/s//eep \0 eep/'" "eep woot eep" "" "woot"
207
208			testing "sed backref from empty s uses range regex with newline" \
209			"sed -e '/woot/s//eep \0 eep/'" "eep woot eep\n" "" "woot\n"
210
211			# -i with no filename
212
213			touch ./- # Detect gnu failure mode here.
214			testing "sed -i with no arg [GNUFAIL]" "sed -e '' -i 2> /dev/null \|\| echo yes" \
215			"yes\n" "" ""
216			rm ./- # Clean up
217
218			testing "sed s/xxx/[/" "sed -e 's/xxx/[/'" "[\n" "" "xxx\n"
219
220			# Ponder this a bit more, why "woo not found" from gnu version?
221			#testing "sed doesn't substitute in deleted line" \
222			# "sed -e '/ook/d;s/ook//;t woo;a bang;'" "bang" "" "ook\n"
223
224			# This makes both seds very unhappy. Why?
225			#testing "sed -g (exhaustive)" "sed -e 's/[[:space:]]*/,/g'" ",1,2,3,4,5," \
226			# "" "12345"
227
228	niro	816	# testing "description" "arguments" "result" "infile" "stdin"
229
230			testing "sed n command must reset 'substituted' bit" \
231			"sed 's/1/x/;T;n;: next;s/3/y/;t quit;n;b next;: quit;q'" \
232			"0\nx\n2\ny\n" "" "0\n1\n2\n3\n"
233
234	niro	984	testing "sed d does not break n,m matching" \
235			"sed -n '1d;1,3p'" \
236			"second\nthird\n" "" "first\nsecond\nthird\nfourth\n"
237
238			testing "sed d does not break n,regex matching" \
239			"sed -n '1d;1,/hir/p'" \
240			"second\nthird\n" "" "first\nsecond\nthird\nfourth\n"
241
242			testing "sed d does not break n,regex matching #2" \
243			"sed -n '1,5d;1,/hir/p'" \
244			"second2\nthird2\n" "" \
245			"first\nsecond\nthird\nfourth\n""first2\nsecond2\nthird2\nfourth2\n"
246
247			testing "sed 2d;2,1p (gnu compat)" \
248			"sed -n '2d;2,1p'" \
249			"third\n" "" \
250			"first\nsecond\nthird\nfourth\n"
251
252			# Regex means: "match / at BOL or nothing, then one or more not-slashes".
253			# The bug was that second slash in /usr/lib was treated as "at BOL" too.
254			testing "sed beginning (^) matches only once" \
255			"sed 's,\(^/\\|\)[^/][^/]*,>\0<,g'" \
256			">/usr</>lib<\n" "" \
257			"/usr/lib\n"
258
259	niro	992	testing "sed c" \
260			"sed 'crepl'" \
261			"repl\nrepl\n" "" \
262			"first\nsecond\n"
263
264			testing "sed nested {}s" \
265			"sed '/asd/ { p; /s/ { s/s/c/ }; p; q }'" \
266			"qwe\nasd\nacd\nacd\n" "" \
267			"qwe\nasd\nzxc\n"
268
269			testing "sed a cmd ended by double backslash" \
270			"sed -e '/\| one /a \\
271			\| three \\\\' -e '/\| one-/a \\
272			\| three-* \\\\'" \
273			' \| one \\
274			\| three \\
275			\| two \\
276			' '' \
277			' \| one \\
278			\| two \\
279			'
280
281	niro	1126	# first three lines are deleted; 4th line is matched and printed by "2,3" and by "4" ranges
282	niro	1123	testing "sed with N skipping lines past ranges on next cmds" \
283			"sed -n '1{N;N;d};1p;2,3p;3p;4p'" \
284			"4\n4\n" "" "1\n2\n3\n4\n"
285
286	niro	1126	testing "sed -i with address modifies all files, not only first" \
287			"cp input input2; sed -i -e '1s/foo/bar/' input input2 && cat input input2; rm input2" \
288			"bar\nbar\n" "foo\n" ""
289
290
291	niro	992	# testing "description" "arguments" "result" "infile" "stdin"
292
293	niro	532	exit $FAILCOUNT