#!/bin/sh # SUSv3 compliant sed tests. # Copyright 2005 by Rob Landley # Licensed under GPL v2, see file LICENSE for details. [ -z "$COMMAND" ] && COMMAND=sed . testing.sh # testing "description" "arguments" "result" "infile" "stdin" # Corner cases testing "sed no files (stdin)" '""' "hello\n" "" "hello\n" testing "sed explicit stdin" '"" -' "hello\n" "" "hello\n" testing "sed handles empty lines" "-e 's/\$/@/'" "@\n" "" "\n" testing "sed stdin twice" '"" - -' "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" "-e '1 d'" "" "" "" testing "sed accepts newlines in -e" "-e 'i\ 1 a\ 3'" "1\n2\n3\n" "" "2\n" testing "sed accepts multiple -e" "-e 'i\' -e '1' -e 'a\' -e '3'" \ "1\n2\n3\n" "" "2\n" # substitutions testing "sed -n" "-n -e s/foo/bar/ -e s/bar/baz/" "" "" "foo\n" testing "sed s//p" "-e s/foo/bar/p -e s/bar/baz/p" "bar\nbaz\nbaz\n" \ "" "foo\n" testing "sed -n s//p" "-ne s/abc/def/p" "def\n" "" "abc\n" testing "sed s//g (exhaustive)" "-e 's/[[:space:]]*/,/g'" ",1,2,3,4,5,\n" \ "" "12345\n" testing "sed s arbitrary delimiter" "-e 's woo boing '" "boing\n" "" "woo\n" testing "sed s chains" "-e s/foo/bar/ -e s/bar/baz/" "baz\n" "" "foo\n" testing "sed s chains2" "-e s/foo/bar/ -e s/baz/nee/" "bar\n" "" "foo\n" testing "sed s [delimiter]" "-e 's@[@]@@'" "onetwo" "" "one@two" # branch testing "sed b (branch)" "-e 'b one;p;: one'" "foo\n" "" "foo\n" testing "sed b (branch with no label jumps to end)" "-e 'b;p'" \ "foo\n" "" "foo\n" # test and branch testing "sed t (test/branch)" "-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)" "-e 's/a/b/;:loop;t loop'" \ "b\nb\nc\n" "" "a\nb\nc\n" testing "sed T (!test/branch)" "-e 's/a/1/;T notone;p;: notone;p'" \ "1\n1\n1\nb\nb\nc\nc\n" "" "a\nb\nc\n" # 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)" "-e 'n;p'" \ "a\nb\nb\nc\n" "" "a\nb\nc\n" # N does _not_ flush pattern space, therefore c is still in there @ script end. testing "sed N (doesn't flush pattern space when terminating)" "-e 'N;p'" \ "a\nb\na\nb\nc\n" "" "a\nb\nc\n" testing "sed address match newline" '"/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)" \ "-n 'N;P;p'" "a\na\nb\n" "" "a\nb\nc\n" # Hold space testing "sed G (append hold space to pattern space)" '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" \ "-e '/ook/d;s/ook/ping/p;i woot'" "" "" "ook\n" testing "sed d ends script iteration (2)" \ "-e '/ook/d;a\' -e 'bang'" "woot\nbang\n" "" "ook\nwoot\n" # Multiple files, with varying newlines and NUL bytes testing "sed embedded NUL" "-e 's/woo/bang/'" "\0bang\0woo\0" "" "\0woo\0woo\0" testing "sed embedded NUL g" "-e 's/woo/bang/g'" "bang\0bang\0" "" "woo\0woo\0" echo -e "/woo/a he\0llo" > sed.commands testing "sed NUL in command" "-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" "-e 's/woo/bang/' input -" "bang\nbang\n" \ "woo\n" "woo\n" testing "sed leave off trailing newline" "-e 's/woo/bang/' input -" \ "bang\nbang" "woo\n" "woo" testing "sed autoinsert newline" "-e 's/woo/bang/' input -" "bang\nbang" \ "woo" "woo" testing "sed empty file plus cat" "-e 's/nohit//' input -" "one\ntwo" \ "" "one\ntwo" testing "sed cat plus empty file" "-e 's/nohit//' input -" "one\ntwo" \ "one\ntwo" "" testing "sed append autoinserts newline" "-e '/woot/a woo' -" "woot\nwoo\n" \ "" "woot" testing "sed insert doesn't autoinsert newline" "-e '/woot/i woo' -" \ "woo\nwoot" "" "woot" testing "sed print autoinsert newlines" "-e 'p' -" "one\none" "" "one" testing "sed print autoinsert newlines two files" "-e 'p' input -" \ "one\none\ntwo\ntwo" "one" "two" testing "sed noprint, no match, no newline" "-ne 's/woo/bang/' input" \ "" "no\n" "" testing "sed selective matches with one nl" "-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" "-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" "-ne 's/woo/bang/p' input -" \ "a bang\nb bang" "a woo\nb woo" "c no\nd no" testing "sed clusternewline" "-e '/one/a 111' -e '/two/i 222' -e p input -" \ "one\none\n111\n222\ntwo\ntwo" "one" "two" # Test end-of-file matching behavior testing "sed match EOF" " -e '"'$p'"'" "hello\nthere\nthere" "" "hello\nthere" testing "sed match EOF two files" " -e '"'$p'"' input -" \ "one\ntwo\nthree\nfour\nfour" "one\ntwo" "three\nfour" echo -ne "three\nfour" > input2 testing "sed match EOF inline" \ " -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" "--version | grep -o 'GNU sed version '" \ "GNU sed version \n" "" "" # Jump to nonexistent label testing "sed nonexistent label" "-e 'b walrus' 2> /dev/null || echo yes" \ "yes\n" "" "" testing "sed backref from empty s uses range regex" \ "-e '/woot/s//eep \0 eep/'" "eep woot eep" "" "woot" testing "sed backref from empty s uses range regex with newline" \ "-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]" "-e '' -i 2> /dev/null || echo yes" \ "yes\n" "" "" rm ./- # Clean up # Ponder this a bit more, why "woo not found" from gnu version? #testing "sed doesn't substitute in deleted line" \ # "-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" exit $FAILCOUNT