# $NetBSD: t_patterns.sh,v 1.7 2023/05/11 10:08:34 kre Exp $ # # Copyright (c) 2018 The NetBSD Foundation, Inc. # All rights reserved. # # Redistribution and use in source and binary forms, with or without # modification, are permitted provided that the following conditions # are met: # 1. Redistributions of source code must retain the above copyright # notice, this list of conditions and the following disclaimer. # 2. Redistributions in binary form must reproduce the above copyright # notice, this list of conditions and the following disclaimer in the # documentation and/or other materials provided with the distribution. # # THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS # ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED # TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS # BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE # POSSIBILITY OF SUCH DAMAGE. # # the implementation of "sh" to test : ${TEST_SH:=/bin/sh} # # This file tests pattern matching (glob) # # Three forms: # standard filename expansion (echo *.c) # case statements (case word in (*.c) ...;;) # var expansions with substring matching ${var%*.c} # # Note: the emphasis here is on testing the various possible patterns, # not that case statements, or var expansions (etc) work in general. ### Helper functions nl=' ' reset() { TEST_NUM=0 TEST_FAILURES='' TEST_FAIL_COUNT=0 TEST_ID="$1" } # Test run & validate. # # $1 is the command to run (via sh -c) # $2 is the expected output (with any \n's in output replaced by spaces) # $3 is the expected exit status from sh # # Stderr is exxpected to be empty, unless the expected exit code ($3) is != 0 # in which case some message there is expected (and nothing is a failure). # When non-zero exit is expected, we note a different (non-zero) value # observed, but do not fail the test because of that. check() { fail=false # Note TEMP_FILE must not be in the current directory (or nearby). TEMP_FILE=$( mktemp /tmp/OUT.XXXXXX ) TEST_NUM=$(( $TEST_NUM + 1 )) MSG= # our local shell (ATF_SHELL) better do quoting correctly... # some of the tests expect us to expand $nl internally... CMD="$1" result="$( ${TEST_SH} -c "${CMD}" 2>"${TEMP_FILE}" )" STATUS=$? if [ "${STATUS}" -ne "$3" ]; then MSG="${MSG}${MSG:+${nl}}[$TEST_NUM]" MSG="${MSG} expected exit code $3, got ${STATUS}" # don't actually fail just because of wrong exit code # unless we either expected, or received "good" # or something else is detected as incorrect as well. case "$3/${STATUS}" in (*/0|0/*) fail=true;; esac fi if [ "$3" -eq 0 ]; then if [ -s "${TEMP_FILE}" ]; then MSG="${MSG}${MSG:+${nl}}[$TEST_NUM]" MSG="${MSG} Messages produced on stderr unexpected..." MSG="${MSG}${nl}$( cat "${TEMP_FILE}" )" fail=true fi else if ! [ -s "${TEMP_FILE}" ]; then MSG="${MSG}${MSG:+${nl}}[$TEST_NUM]" MSG="${MSG} Expected messages on stderr," MSG="${MSG} nothing produced" fail=true fi fi rm -f "${TEMP_FILE}" case "${result}" in (*[!0-9" $nl"]*) # A word of some kind: at least 1 char that is not digit or wsp # Remove newlines (use local shell for this) result="$( set -f IFS="$nl" set -- $result IFS=' ' printf '%s' "$*" )" ;; (*[0-9]*) # a numeric result, return just the number, trim whitespace result=$(( ${result} )) ;; (*) # whitespace only, or empty string: just leave it as is ;; esac if [ "$2" != "${result}" ] then MSG="${MSG}${MSG:+${nl}}[$TEST_NUM]" MSG="${MSG} Expected output '$2', received '$result'" fail=true fi if $fail then MSG="${MSG}${MSG:+${nl}}[$TEST_NUM]" MSG="${MSG} Full command: <<${CMD}>>" fi $fail && test -n "$TEST_ID" && { TEST_FAILURES="${TEST_FAILURES}${TEST_FAILURES:+${nl}}" TEST_FAILURES="${TEST_FAILURES}${TEST_ID}[$TEST_NUM]:" TEST_FAILURES="${TEST_FAILURES} Test of '$1' failed."; TEST_FAILURES="${TEST_FAILURES}${nl}${MSG}" TEST_FAIL_COUNT=$(( $TEST_FAIL_COUNT + 1 )) return 0 } $fail && atf_fail "Test[$TEST_NUM] failed: $( # ATF does not like newlines in messages, so change them... printf '%s' "${MSG}" | tr '\n' ';' )" return 0 } results() { test -n "$1" && atf_expect_fail "$1" test -z "${TEST_ID}" && return 0 test -z "${TEST_FAILURES}" && return 0 echo >&2 "==========================================" echo >&2 "While testing '${TEST_ID}'" echo >&2 " - - - - - - - - - - - - - - - - -" echo >&2 "${TEST_FAILURES}" atf_fail \ "Test ${TEST_ID}: $TEST_FAIL_COUNT (of $TEST_NUM) subtests failed - see stderr" } ####### End helpers atf_test_case filename_expansion filename_expansion_head() { atf_set descr "Test correct operation of filename expansion" } filename_expansion_body() { atf_require_prog mktemp atf_require_prog wc atf_require_prog mv atf_require_prog rm atf_require_prog mkdir atf_require_prog df atf_require_prog awk reset filename_expansion # First create a known set of filenames to match against # Note: This creates almost 17000 files/directories, so # needs at least that many free inodes (only space consumed # is for the directory contents, with a 1K frag size, it # should be about 1.2MiB). Switching to making links would # save inodes, but would require running "ln" many times, so # would be a lot slower. free_inodes=$( df -i . | awk '/^Filesystem/{next}; { print $7 }' ) if [ $free_inodes -lt 17000 ]; then atf_skip "not enough space" fi # This should work on a case insensitive, but preserving, # filesystem - but case sensitive filesystems are preferred. D=$(mktemp -d "DIR.$$.XXXXXX") || atf_fail "mktemp -d failed" cd "${D}" || atf_fail "cd to temp dir '$D' failed" # we need another level of directory, so we know what # files to expect in ".." (ie: in $D) - only ".D". mkdir .D && cd .D || atf_fail "failed to make or enter .D in $D" > Xx || atf_fail "Unable to make files in temporary directory" case "$( printf '%s\n' *)" in (Xx) rm Xx || atf_fail "Unable to delete file";; (\*) atf_fail "Created file vanished";; (xx|XX|xX) atf_skip "Case preserving filesystem required";; (*) atf_fail "Unexpected file expansion for '*'";; esac # from here on we make files/directories that we will be # using in the tests. # CAUTION: Change *any* of this and the expected results from the # tests will all need verifying and updating as well. mkdir D || atf_fail "mkdir D failed" for F in a b c e V W X Y 1 2 3 4 5 \\ \] \[ \* \? \- \! \^ \| \# \' \" do > "${F}" > ".${F}" > "${F}.${F}" > "${F}-${F}" > "${F}${F}${F}${F}" > "x${F}z" > ab"${F}"yz > "m${F}n${F}p${F}q" > "D/${F}" > "D/.${F}" > "D/${F}${F}${F}${F}" mkdir "D${F}" || atf_fail "mkdir 'D${F}' failed" mkdir ".D${F}" || atf_fail "mkdir '.D${F}' failed" for G in a b c e W X Y 0 2 4 6 \\ \] \[ \* \? \- \! \^ \| \# do > "${F}${G}" > "${F}${G}${G}" > "${F}${G}${F}" > "${G}${F}${G}" > "${F}${G}${G}${F}" > "${G}${F}${F}${G}" > "${F}.${G}" > "${F}${G}.${G}${G}" > "${F}${G}${F}${G}.${G}" > "x${F}${G}y" > "${F}z${G}" > "${G}zz${F}" > "${G}+${G}" > "D${F}/${G}" > "D${F}/.${G}" > "D${F}/${G}${F}${G}" > "D${F}/.${G}${F}${G}" > ".D${F}/${G}" > ".D${F}/.${G}" > ".D${F}/${G}${F}${G}" > ".D${F}/.${G}${F}${G}" mkdir "D${F}/D${G}" "D${F}/D${F}${G}" || atf_fail \ "subdir mkdirs failed D${F}/D${G} D${F}/D${F}${G}" > "D${F}/D${G}/${G}" > "D${F}/D${G}.${G}" > "D${F}/D${G}/${F}${G}" > "D${F}/D${G}/${G}${F}${G}" > "D${F}/D${G}/.${G}${F}${G}" > "D${F}/D${G}/.${G}${F}${G}" > "D${F}/D${F}${G}/${G}" > "D${F}/D${F}${G}.${G}" > "D${F}/D${F}${G}/${G}${F}" > "D${F}/D${F}${G}/${G}${G}${F}" > "D${F}/D${F}${G}/.${F}${F}${G}" > "D${F}/D${F}${G}/.${G}${F}${F}" done done # Debug hooks ... run with environment var set to filename case "${ATF_TEST_SAVE_FILENAMES}" in '') ;; /*) ls -R >"${ATF_TEST_SAVE_FILENAMES}" ;; *) ls -R >"${TMPDIR:-/tmp}/${ATF_TEST_SAVE_FILENAMES}" ;; esac case "${ATF_TEST_SAVE_FILES}" in '') ;; /*) (cd ..; tar cf "${ATF_TEST_SAVE_FILES}" .D) ;; *) (cd ..; tar cf "${TMPDIR:-/tmp}/${ATF_TEST_SAVE_FILES}" .D) ;; esac # Now we have lots of files, try some matching # First just check that "printf | wc -l" works properly... check 'printf "%s\n" 1 2 3 | wc -l' '3' 0 #1 # Next a whole bunch of elementary patterns check 'printf "%s\n" ab* | wc -l' '31' 0 check 'printf "%s\n" x*y | wc -l' '525' 0 check 'printf "%s\n" * | wc -l' '5718' 0 check 'printf "%s\n" ? | wc -l' '26' 0 #5 check 'printf "%s\n" ?? | wc -l' '550' 0 check 'printf "%s\n" ??? | wc -l' '2297' 0 check 'printf "%s\n" ???? | wc -l' '1745' 0 check 'printf "%s\n" ????? | wc -l' '550' 0 check 'printf "%s\n" ?????? | wc -l' '525' 0 #10 check 'printf "%s\n" ??????? | wc -l' '25' 0 check 'printf "%s\n" ???????? | wc -l' '1' 0 check 'printf "%s\n" ????????' '????????' 0 check 'printf "%s\n" m* | wc -l' '25' 0 check 'printf "%s\n" -* | wc -l' '206' 0 #15 check 'printf "%s\n" *- | wc -l' '227' 0 check 'printf "%s\n" -? | wc -l' '21' 0 check 'printf "%s\n" ?- | wc -l' '26' 0 check 'printf "%s\n" [ab] | wc -l' '2' 0 check 'printf "%s\n" [ab]* | wc -l' '437' 0 #20 check 'printf "%s\n" [A-Z]* | wc -l' '815' 0 check 'printf "%s\n" [0-4]* | wc -l' '830' 0 check 'printf "%s\n" [-04]* | wc -l' '488' 0 check 'printf "%s\n" [40-]* | wc -l' '488' 0 check 'printf "%s\n" *[0-9] | wc -l' '1057' 0 #25 check 'printf "%s\n" *[0-9]* | wc -l' '2109' 0 check 'printf "%s\n" ?[0-9]* | wc -l' '855' 0 check 'printf "%s\n" ?[0-9]? | wc -l' '270' 0 check 'printf "%s\n" *[0-9]? | wc -l' '750' 0 check 'printf "%s\n" [a-c][0-9]? | wc -l' '33' 0 #30 check 'printf "%s\n" [[:alpha:]] | wc -l' '9' 0 check 'printf "%s\n" [[:alpha:][:digit:]] | wc -l' '14' 0 check 'printf "%s\n" [[:alpha:]][[:digit:]] | wc -l' '37' 0 check \ 'printf "%s\n" [[:alpha:][:digit:]][[:alpha:][:digit:]] | wc -l' \ '156' 0 check 'printf "%s\n" D*/*a | wc -l' '152' 0 #35 check 'printf "%s\n" D?/*a | wc -l' '150' 0 check 'printf "%s\n" D*/?a | wc -l' '25' 0 check 'printf "%s\n" D?/?a | wc -l' '25' 0 check 'printf "%s\n" */*a | wc -l' '152' 0 check 'printf "%s\n" [A-Z]*/*a | wc -l' '152' 0 #40 check 'printf "%s\n" ??/*a | wc -l' '150' 0 check 'printf "%s\n" .*/*a | wc -l' '277' 0 check 'printf "%s\n" .?*/*a | wc -l' '50' 0 check 'printf "%s\n" *-/-* | wc -l' '2' 0 check 'printf "%s\n" *-/-*' 'D-/- D-/---' 0 #45 # now some literal magic chars check 'printf "%s\n" \?* | wc -l' '206' 0 check 'printf "%s\n" *\?* | wc -l' '471' 0 check 'printf "%s\n" \*? | wc -l' '21' 0 check 'printf "%s\n" \** | wc -l' '206' 0 check 'printf "%s\n" *\?* | wc -l' '471' 0 #50 check 'printf "%s\n" \[?] | wc -l' '3' 0 check 'printf "%s\n" \[?]' '[.] []] [z]' 0 check 'printf "%s\n" *\[* | wc -l' '471' 0 check 'printf "%s\n" \?\?* | wc -l' '5' 0 check 'printf "%s\n" \?\?*' '?? ??.?? ??? ???? ????.?' 0 #55 check 'printf "%s\n" [A\-C]* | wc -l' '206' 0 check 'printf "%s\n" [-AC]* | wc -l' '206' 0 check 'printf "%s\n" [CA-]* | wc -l' '206' 0 check 'printf "%s\n" [A\]-]? | wc -l' '42' 0 check 'printf "%s\n" []A\-]? | wc -l' '42' 0 #60 check 'printf "%s\n" []A-]? | wc -l' '42' 0 check 'printf "%s\n" \\* | wc -l' '206' 0 check 'printf "%s\n" [[-\]]?\?* | wc -l' '12' 0 check 'printf "%s\n" []\\[]?\? | wc -l' '9' 0 check 'printf "%s\n" *\\\\ | wc -l' '52' 0 #65 check 'printf "%s\n" [*][?]* | wc -l' '6' 0 check 'printf "%s\n" "*?"* | wc -l' '6' 0 check "printf '%s\\n' '\\'*\\\\ | wc -l" '61' 0 check 'printf "%s\n" ["a-b"]* | wc -l' '643' 0 check 'printf "%s\n" ["A-C"]z[[] | wc -l' '1' 0 #70 check 'printf "%s\n" ["A-C"]z[[]' '-z[' 0 check 'printf "%s\n" ?"??"* | wc -l' '54' 0 check 'printf "%s\n" \??\?* | wc -l' '52' 0 check 'printf "%s\n" [?][\?]* | wc -l' '5' 0 check 'printf "%s\n" [?][\?]*' '?? ??.?? ??? ???? ????.?' 0 #75 check 'printf "%s\n" [!ab] | wc -l' '24' 0 check 'printf "%s\n" [!ab]* | wc -l' '5281' 0 check 'printf "%s\n" [!A-D]* | wc -l' '5692' 0 check 'printf "%s\n" [!0-3]* | wc -l' '5094' 0 check 'printf "%s\n" [!-03]* | wc -l' '5265' 0 #80 check 'printf "%s\n" [!30-]* | wc -l' '5265' 0 check 'printf "%s\n" [!0\-3]* | wc -l' '5265' 0 check 'printf "%s\n" [\!0-3]* | wc -l' '830' 0 check 'printf "%s\n" [0-3!]* | wc -l' '830' 0 check 'printf "%s\n" [0!-3]* | wc -l' '1790' 0 #85 check 'printf "%s\n" *[!0-3] | wc -l' '5156' 0 check 'printf "%s\n" *[!0-3]* | wc -l' '5680' 0 check 'printf "%s\n" ?[!0-3]* | wc -l' '5231' 0 check 'printf "%s\n" ?[!0-3]? | wc -l' '2151' 0 check 'printf "%s\n" *[!0-3]? | wc -l' '5284' 0 #90 check 'printf "%s\n" [!a-c][!0-3]? | wc -l' '1899' 0 check 'printf "%s\n" [![:alpha:]] | wc -l' '17' 0 check 'printf "%s\n" [![:alpha:][:digit:]] | wc -l' '12' 0 check 'printf "%s\n" [![:alpha:]][[:digit:]] | wc -l' '68' 0 check 'printf "%s\n" [[:alpha:]][![:digit:]] | wc -l' '156' 0 #95 check 'printf "%s\n" [![:alpha:]][![:digit:]] | wc -l' '289' 0 check 'printf "%s\n" [!A-Z]*/*a | wc -l' '1' 0 check 'printf "%s\n" [!A-Z]*/*a' '[!A-Z]*/*a' 0 check 'printf "%s\n" [!A\-D]* | wc -l' '5486' 0 check 'printf "%s\n" [!-AD]* | wc -l' '5486' 0 #100 check 'printf "%s\n" [!DA-]* | wc -l' '5486' 0 check 'printf "%s\n" [!A\]-]? | wc -l' '508' 0 check 'printf "%s\n" [!]A\-]? | wc -l' '508' 0 check 'printf "%s\n" [!]A-]? | wc -l' '508' 0 check 'printf "%s\n" [![-\]]?\?* | wc -l' '164' 0 #105 check 'printf "%s\n" [!]\\[]?\? | wc -l' '93' 0 check 'printf "%s\n" [!*][?]* | wc -l' '171' 0 check 'printf "%s\n" [*][!?]* | wc -l' '199' 0 check 'printf "%s\n" [!*][!?]* | wc -l' '5316' 0 check 'printf "%s\n" [!"a-b"]* | wc -l' '5075' 0 #110 check 'printf "%s\n" ["!a-b"]* | wc -l' '849' 0 check 'printf "%s\n" [!"A-D"]z[[] | wc -l' '24' 0 check 'printf "%s\n" ["!A-D"]z[[] | wc -l' '2' 0 check 'printf "%s\n" ["!A-D"]z[[]' '!z[ -z[' 0 check 'printf "%s\n" ["A-D"]z[![] | wc -l' '20' 0 #115 check 'printf "%s\n" [!"A-D"]z[![] | wc -l' '480' 0 check 'printf "%s\n" ["!A-D"]z[![] | wc -l' '40' 0 check 'printf "%s\n" [!?][\?]* | wc -l' '172' 0 check 'printf "%s\n" [?][!\?]* | wc -l' '200' 0 check 'printf "%s\n" [!?][!\?]* | wc -l' '5315' 0 #120 check 'printf "%s\n" [!?][?!]* | wc -l' '343' 0 check 'printf "%s\n" [?][\?!]* | wc -l' '11' 0 check "printf '%s\\n' [\']*[!#] | wc -l" '164' 0 check 'printf "%s\n" [\"]*[\|] | wc -l' '6' 0 check 'printf "%s\n" [\"]*[\|]' '".| "z| "| "|"|.| "|.|| "||' 0 #125 check "printf '%s\\n' '\"['* | wc -l" '6' 0 check "printf '%s\\n' '\"['*" '"[ "[" "["[.[ "[.[[ "[[ "[["' 0 # Now test cases where the pattern is the result of a # variable expansion (will assume, for now, that cmdsub & arith # work the same way, so omit tests using those) # we need to check both unquoted & quoted var expansions, # expansions that result from ${xxx-xxx} and ${xxx%yyy} # and expansions that form just part of the eventual pattern. check 'var="x*y";printf "%s\n" ${var} | wc -l' '525' 0 check 'var="[a-e]?[0-9]";printf "%s\n" ${var} | wc -l' '48' 0 check 'var="[a-e]?.*";printf "%s\n" ${var} | wc -l' '84' 0 #130 check 'var="[a-e]\?.*";printf "%s\n" ${var} | wc -l' '4' 0 check 'var="[a-e]\?.*";printf "%s\n" ${var}' 'a?.?? b?.?? c?.?? e?.??' 0 # and if you're looking for truly weird... check 'set -- a b; IFS=\?; printf "%s\n" "$*" | wc -l' '1' 0 check 'set -- a b; IFS=\?; printf "%s\n" "$*"' 'a?b' 0 check 'set -- a b; IFS=\?; printf "%s\n" $* | wc -l' '2' 0 #boring #135 check 'set -- a b; IFS=\?; var=$*; unset IFS; printf "%s\n" ${var}' \ 'a.b abb azb' 0 check 'set -- a b; IFS=\?; var=$*; unset IFS; printf "%s\n" "${var}"' \ 'a?b' 0 check 'set -- a \?; IFS=\\; printf "%s\n" "$*"' 'a\?' 0 check 'set -- a \?; IFS=\\; var=$*; unset IFS; printf "%s\n" "${var}"' \ 'a\?' 0 check 'set -- a \?; IFS=\\; var=$*; unset IFS; printf "%s\n" ${var}' \ 'a?' 0 #140 mv 'a?' 'a@' check 'set -- a \?; IFS=\\; var=$*; unset IFS; printf "%s\n" ${var}' \ 'a\?' 0 mv 'a@' 'a?' # This is unspecified by POSIX, but everyone (sane) does it this way check 'printf "%s\n" D*[/*] | wc -l' '6' 0 check 'printf "%s\n" D*[\/*] | wc -l' '6' 0 check 'printf "%s\n" D*\[/*] | wc -l' '6' 0 check 'printf "%s\n" D*\[\/*] | wc -l' '6' 0 #145 check 'printf "%s\n" D*[/*]' \ 'D[/D[] D[/D[].] D[/D] D[/D].] D[/] D[/][]' 0 # '^' as the first char in a bracket expr is unspecified by POSIX, # but for compat with REs everyone (sane) makes it the same as ! # But just in case we are testing an insane shell ... ${TEST_SH} -c 'case "^" in ([^V^]) exit 1;; (*) exit 0;; esac' && { check 'printf "%s\n" [^ab] | wc -l' '24' 0 check 'printf "%s\n" [^ab]* | wc -l' '5281' 0 check 'printf "%s\n" [^A-D]* | wc -l' '5692' 0 check 'printf "%s\n" [^0-3]* | wc -l' '5094' 0 #150 check 'printf "%s\n" [^-03]* | wc -l' '5265' 0 check 'printf "%s\n" [^0\-3]* | wc -l' '5265' 0 check 'printf "%s\n" [^-a3]* | wc -l' '5110' 0 check 'printf "%s\n" [\^-a3]* | wc -l' '608' 0 check 'printf "%s\n" [\^0-3]* | wc -l' '830' 0 #155 check 'printf "%s\n" [0-3^]* | wc -l' '830' 0 check 'printf "%s\n" [0^-a]* | wc -l' '513' 0 check 'printf "%s\n" *[^0-3] | wc -l' '5156' 0 check 'printf "%s\n" [!^]? | wc -l' '529' 0 check 'printf "%s\n" [^!]? | wc -l' '529' 0 #160 check 'printf "%s\n" [!!^]? | wc -l' '508' 0 check 'printf "%s\n" [!^!]? | wc -l' '508' 0 check 'printf "%s\n" [^!]? | wc -l' '529' 0 check 'printf "%s\n" [^!^]? | wc -l' '508' 0 check 'printf "%s\n" [^^!]? | wc -l' '508' 0 #165 check 'printf "%s\n" [!^-b]? | wc -l' '487' 0 check 'printf "%s\n" [^!-b]? | wc -l' '63' 0 } # No need to clean up the directory, we're in the ATF working # directory, and ATF cleans up for us. results } atf_test_case case_matching case_matching_head() { atf_set descr "Test expansion of vars with embedded cmdsub" } # helper functions for case matching # # usage: cm word [ pattern ] [ preamble ] (expect word to match pattern) # cf word [ pattern ] [ preamble ] (expect word to fail to match) # # The last used (non-null) pattern, and the last used preamble, are # remembered and used again if only the word is given. To give a # new preamble while using the last pattern, give '' as the pattern. # # nb: a null (empty) pattern is a syntax error, to get '' use "''" # cm() { case "$2" in '') set -- "$1" "${LAST_PATTERN}" "${3:-${LAST_PFX}}";; *) LAST_PATTERN="$2";; esac LAST_PFX="$3" check \ "${3:+${3}; }case $1 in ($2) printf M;; (*) printf X;; esac" M 0 } cf() { case "$2" in '') set -- "$1" "${LAST_PATTERN}" "${3:-${LAST_PFX}}";; *) LAST_PATTERN="$2";; esac LAST_PFX="$3" check \ "${3:+${3}; }case $1 in ($2) printf M;; (*) printf X;; esac" X 0 } case_matching_body() { # nb: we are not testing execution of case, so no ;& or alternate # patterns (etc) are needed here, we just want to validate the # case variant of pattern matching, so simple one word, one pattern # match or not match. reset case_matching cm abcd 'ab*'; cf bcda; cf aabce; cm ab # 4 cm abcd '$var' 'var="ab*"'; cf abcd '"$var"' 'var="ab*"' # 6 cm xy 'x*y'; cm xyxy; cm '"x*y"'; cf xxyz # 10 cm '""' '*'; cm '\*'; cm '\?'; cm -; cm 12345 # 15 cm abcd '$var' 'var="*"'; cf abcd '"$var"' 'var="*"' # 17 cm '"*"' '\*'; cm '"*"' '"*"'; cm '"*"' '"$var"' 'var="*"' # 20 cm X '?'; cf XX '?'; cf X '"?"'; cm Y '$var' 'var="?"' # 24 cf Z '"$var"' 'var="?"'; cm '"?"' '"$var"' 'var="?"' # 26 cm XA '??'; cf X '??'; cf XX '"??"'; cm YZ '$var' 'var="??"' # 30 cf ZZ '"$var"' 'var="??"'; cm '"??"' '"$var"' 'var="??"' # 32 cm a '[ab]'; cm b; cf c; cf aa; cf '"[ab]"' # 37 cm '"[ab]"' '"[ab]"'; cm '"[ab]"' '\[ab]' # 39 cm a '$var' 'var="[ab]"'; cf a '"$var"' 'var="[ab]"' # 41 cm '"[ab]"' '"$var"' 'var="[ab]"'; cm a '["$var"]' 'var=ab' # 43 cm b '[a-c]'; cm a '[a-c]'; cm c '[a-c]'; cf d '[a-c]' # 47 cf '"[a-c]"' '[a-c]'; cm '"[a-c]"' '"[a-c]"' # 49 cm '"[a-c]"' '\[a-c]'; cm '"[a-c]"' '[a-c\]' # 51 cm a '$var' 'var="[a-c]"'; cf a '"$var"' 'var="[a-c]"' # 53 cm '"[a-c]"' '"$var"' 'var="[a-c]"'; cf b '["$var"]' 'var=a-c' # 55 cm 2 '[0-4]'; cm 0 '[0-4]'; cf - '[0-4]'; cm 0 '[-04]' # 59 cf 2 '[-04]'; cf 2 '[40-]'; cm 0 '[40-]'; cm - '[-04]' # 63 cf 2 '[0\-4]'; cm - '[0\-4]'; cf 2 '["0-4"]'; cm - '["0-4"]' # 67 cf 2 "[0'-'4]"; cm - "[0'-'4]"; cm 4 "[0'-'4]" # 70 cm 0 "['0'-'4']"; cf '"\\"' '[0\-4]'; cm '"\\"' '[\\0-\\4]' # 73 cm a '[[:alpha:]]'; cf 0; cf '"["'; cm Z; cf aa; cf .; cf '""' # 80 cf a '[[:digit:]]'; cm 0; cf '"["'; cm 9; cf 10; cf .; cf '""' # 87 cm '"["' '[][:alpha:][]'; cf a '[\[:alpha:]]'; cf a '[[\:alpha:]]' #90 cm a '[$var]' 'var="[:alpha:]"'; cm a '[[$var]]' 'var=":alpha:"' # 92 cm a '[[:$var:]]' 'var=alpha'; cm B '[[:"$var":]]' 'var=alpha' # 94 cf B '["$var"]' 'var="[:alpha:]"'; cf B '[["$var"]]' 'var=":alpha:"' #96 cm '"["' '["$var"]' 'var="[:alpha:]"' # 97 cm '"[]"' '[["$var"]]' 'var=":alpha:"'; # 98 cm A3 '[[:alpha:]][[:digit:]]'; cf '"[["' #100 cm 3 '[[:alpha:][:digit:]]'; cf '"["'; cm A; cf '":"' #104 for W in AA A7 8x 77; do cm "$W" '[[:alpha:][:digit:]][[:alpha:][:digit:]]' #108 done cm dir/file '*/*'; cm /dir/file; cm /dir/file '*/file' #111 for W in aa/bcd /x/y/z .x/.abc --/--- '\\//\\//' '[]/[][]' do cm "'$W'" '??/*'; cm "'$W'" '[-a/.\\[]?/??*[]dzc/-]' done #123 cm '"?abc"' '\?*'; cf '"\\abc"'; cm '"?"' #126 cm '\\z' '"\\z"'; cf '\z'; cf z; cf '"\\"' #130 cm '"[x?abc"' '[[-\]]?\?*'; cm '"]x?abc"'; cm '"\\x?abc"' #133 cf '"-x?abc"'; cf '"[xyzabc"'; cm '"[]?"' #136 cm '"[x?"' '[]\\[]?\?'; cm '"]x?"'; cm '"\\y?"'; cm '"[]?"' #140 cm "'\z'" '"\z"'; cf z; cm '\\z'; cm '$var' '' 'var="\z"' #144 cm '${var}' '' "var='\z'"; cm '"${var}"' #146 cf '${var}' '${var}' "var='\z'"; cm '${var}' '"${var}"' "var='\z'" #148 cf "'${var}'"; cm "'${var}'" "'${var}'" "var='\z'" #150 cf abc '"$*"' 'IFS=?; set -- a c';cf '"a c"';cm "'a?c'";cm '"$*"' #154 cf abc '"$*"' 'IFS=*; set -- a c';cf '"a c"';cm "'a*c'";cm '"$*"' #158 cf abc '"$*"' 'IFS=\\;set -- a c';cf '"a c"';cm "'a\c'";cm '"$*"' #162 cf abc '"$*"' 'IFS="";set -- a c';cf '"a c"';cm "'ac'"; cm '"$*"' #166 cm a '["$*"]' 'IFS=-; set -- a c';cf b;cm c;cm '-'; cf "']'" #171 cm a '["$*"]' 'IFS=?; set -- a c';cf b;cm c;cm '"?"'; cf "'['" #176 cm a '["$*"]' 'IFS=*; set -- a c';cf b;cm c;cm '"*"'; cf - #181 cm a '["$*"]' 'IFS=\\;set -- a c';cf b;cm c;cm "'\\'";cf "'$'" #186 cm a '["$*"]' 'IFS="";set -- a c';cf b;cm c #189 # Now repeat the ones using bracket expressions, adding ! cf a '[!ab]'; cf b; cm c; cf aa; cf '"[!ab]"'; cm a '[ab!]'; cm ! #196 cf a '$var' 'var="[!ab]"';cm x;cf a '"$var"' 'var="[!ab]"'; cf x #200 cm '"[!ab]"' '"$var"' 'var="[!ab]"'; cf a; cf b; cf !; cf "'['" #205 cf a '[!"$var"]' 'var=ab'; cm x; cm a '["!$var"]' 'var=ab' #208 cf x; cm !; cm a '["$var"]' 'var=!ab'; cf x #212 cf a '[$var]' 'var=!ab'; cm ! #214 cf b '[!a-c]'; cf a; cf c; cm d; cm !; cm -; cm _; cm '\\' #222 cf a '$var' 'var="[!a-c]"'; cf b; cf c; cm d; cm !; cm - #228 cf 2 '[!0-4]'; cf 0; cm -; cf 4; cm !; cm "'['"; cm "']'" #235 cm 2 '[!-04]'; cm 2 '[!40-]'; cf 0; cf -; cm !; #240 cm 2 '[!0\-4]'; cf -; cm 2 '[!"0-4"]'; cf - #244 cf a '[![:alpha:]]'; cm 0; cm '"["'; cf aa; cm .; cf '""' #250 cf '"["' '[!][:alpha:][!]'; cf a; cm 0; cf !; cf "']'"; cm % #256 cf a '[$var]' 'var="![:alpha:]"'; cm 0; cm !; cm "']'"; cm @ #261 # Next some tests of patterns containing (intended literal) '\' # The first of the "set" tests pair was reported as broken bu # Martijn Dekker (private mail) (Nov 2018). cm "'\\'" "'\\'"; cf "'\\'" "'\\\\'" #263 cm "'\\'" '"$var"' "var='\\'"; cf "'\\'" '$var' "var='\\'" #265 cm '$1' '"$2"' 'set -- \\ \\'; cf '$1' '$2' 'set -- \\ \\' #267 cf '$1' '"$2"' 'set -- \\ \\\\'; cm '$1' '$2' 'set -- \\ \\\\' #269 cm "'\\'" "\$( echo '\\\\' )"; cf "'\\'" "\$( echo '\\' )" #271 cm "'\\'" "\"\$( echo '\\' )\"" #272 cf "'\\'" "\"\$( echo '\\\\' )\"" #273 if X=$( ${TEST_SH} -c 'printf %s '"\$'\\\\'" 2>/dev/null ) && [ "$X" = '\' ] then # TEST_SH supports $'...' so we can test it as well # note these are $'\\' and $'\\\\' as patterns. # They should be identical to '\' and '\\' cm "'\\'" "\$'\\\\'"; cf "'\\'" "\$'\\\\\\\\'" #275 else # uncomment this if we need to keep sub-test numbering sane # it isn't needed as long as this remains last. # (nb: this is just a repeat of sub-test 263) # cm "'\\'" "'\\'"; cf "'\\'" "'\\\\'" #275 fi results } atf_test_case var_substring_matching var_substring_matching_head() { atf_set descr 'Test pattern matching in var expansions' } # Helper function for var substring matching # $1 is the input string # $2 the substring matching operator (# % ## or %%) # $3 is the pattern to match (or reference to one) # $4 is the expected output (result of applying op($2) with pat($3) to $1 # $5 (if given, and not null) is a command (or commands) to run first # $6 (if given, and not null) cause the var expansion to be quoted # (ie "${var%pattern}" instead of just ${var%pattern}) # any quotes needed in "pattern" should be in $3 # Note: a variable called "var" is used (set to $1, then expanded). vm() { check "${5:+${5}; }var='$1';printf '%s\n' ${6:+\"}\${var$2$3}${6:+\"}" \ "$4" 0 } var_substring_matching_body() { reset var_substring_matching vm abc \# a bc; vm aaab \# a aab; vm aaab \## 'a*a' b # 3 vm aaab % ab aa; vm xawab %% 'a*ab' x; vm abcd \# xyz abcd vm file.c % .c 'f le' IFS=i ; vm file.c % .c file IFS=i Q vm file.c % ?c file ; vm file.c % '"?c"' file.c # 9 10 vm abcabcabcded \# 'a*b' cabcabcded; vm abcabcabcded \## 'a*b' cded vm abcabcabcded % 'c*d' abcabcab; vm abcabcabcded %% 'c*d' ab vm abc.jpg % '.[a-z][!0-9]?' abc # 15 vm xxxyyy \# '${P}' yyy P=xxx; vm xxxyyy \# '${P}' yyy 'P=x?x' vm xxxyyy \# '${P}' yyy 'P=x?x' Q vm 'x?xyyy' \# '${P}' yyy 'P=x[?]x' vm xxxyyy \# '${P}' xxxyyy 'P=x[?]x' # 20 vm 'x?xyyy' \# '${P}' yyy 'P=x?x' Q vm xxxyyy \# '${P}' yyy 'P=x?x' Q vm 'x?xyyy' \# '${P}' yyy 'P="x\?x"' vm 'x?xyyy' \# '${P}' yyy 'P="x\?x"' Q vm 'x?xyyy' \# '${P}' yyy 'P="x?x"' # 25 vm 'x?xyyy' \# '${P}' yyy 'P="x?x"' Q vm 'x?xyyy' \# '"${P}"' 'x?xyyy' 'P="x\?x"' vm 'x?xyyy' \# '"${P}"' 'x?xyyy' 'P="x\?x"' Q vm 'x?xyyy' \# '"${P}"' yyy 'P="x?x"' vm 'x?xyyy' \# '"${P}"' yyy 'P="x?x"' Q # 30 vm 'x%xyyy' \# '${P}' 'x%xyyy' 'P="x\?x"' vm 'x%xyyy' \# '${P}' 'x%xyyy' 'P="x\?x"' Q vm 'x%xyyy' \# '${P}' yyy 'P="x?x"' vm 'x%xyyy' \# '${P}' yyy 'P="x?x"' Q vm 'x%xyyy' \# '"${P}"' 'x%xyyy' 'P="x\?x"' # 35 vm 'x%xyyy' \# '"${P}"' 'x%xyyy' 'P="x\?x"' Q vm 'x%xyyy' \# '"${P}"' 'x%xyyy' 'P="x?x"' vm 'x%xyyy' \# '"${P}"' 'x%xyyy' 'P="x?x"' Q vm abc \# '*' abc; vm abc \# '*' abc '' Q # 39 40 vm abc \# '"*"' abc; vm abc \# '"*"' abc '' Q vm abc \# '"a"' bc; vm abc \# '"a"' bc '' Q vm abc \## '*' ''; vm abc \## '*' '' '' Q vm abc % '*' abc; vm abc % '*' abc '' Q vm abc %% '*' ''; vm abc %% '*' '' '' Q # 49 50 vm abc \# '$P' abc 'P="*"'; vm abc \# '$P' abc 'P="*"' Q vm abc \# '"$P"' abc 'P="*"'; vm abc \# '"$P"' abc 'P="*"' Q vm abc \# '$P' bc 'P="[a]"'; vm abc \# '$P' bc 'P="[a]"' Q vm abc \# '"$P"' abc 'P="[a]"'; vm abc \# '"$P"' abc 'P="[a]"' Q vm '[a]bc' \# '$P' '[a]bc' 'P="[a]"' vm '[a]bc' \# '"$P"' bc 'P="[a]"' # 60 vm '[a]bc' \# '"$P"' bc 'P="[a]"' Q # The following two (62 & 63) are actually the same test. # The double \\ turns into a single \ when parsed. vm '[a]bc' \# '$P' bc 'P="\[a]"'; vm '[a]bc' \# '$P' bc 'P="\\[a]"' vm '[a]bc' \# '"$P"' '[a]bc' 'P="\[a]"' vm '\[a]bc' \# '"$P"' bc 'P="\[a]"' # 65 vm ababcdabcd \# '[ab]*[ab]' abcdabcd vm ababcdabcd \## '[ab]*[ab]' cd vm ababcdabcd \# '$P' abcdabcd 'P="[ab]*[ab]"' vm ababcdabcd \## '$P' cd "P='[ab]*[ab]'" vm ababcdabcd \# '$P' 'ab dab d' 'P="[ab]*[ab]"; IFS=c' # 70 vm ababcdabcd \# '$P' abcdabcd 'P="[ab]*[ab]"; IFS=c' Q vm ababcdabcd \# '[ab]*[ba]' abcdabcd vm ababcdabcd \# '[ab]*[a-b]' abcdabcd vm ababcdabcd \## '[ba]*[ba]' cd vm ababcdabcd \## '[a-b]*[ab]' cd # 75 vm abcde \# '?[b-d]?' de; vm abcde \## '?[b-d]?' de vm abcde % '?[b-d]?' ab; vm abcde %% '?[b-d]?' ab vm .123. \# '.[0-9][1-8]' 3.; vm .123. % '[0-9][1-8].' .1 # 80 81 vm .123. \# '?[0-9][1-8]' 3.; vm .123. % '[0-9][1-8]?' .1 vm .123. \# '*[0-9][1-8]' 3.; vm .123. % '[0-9][1-8]*' .1 # 85 vm .123. \## '*[0-9][1-8]' .; vm .123. %% '[0-9][1-8]*' . vm .123. \# '[.][1][2]' 3. ; vm .123. % '[2][3][.]' .1 vm .123. \# '[?]1[2]' .123. ; vm .123. % '2[3][?]' .123. # 90 91 vm .123. \# '\.[0-9][1-8]' 3.;vm .123. % '[0-9][1-8]\.' .1 vm '[a-c]d-f' \# '[a-c\]' d-f vm '[abcd]' \# '[[:alpha:]]' '[abcd]' # 95 vm '[1?234' \# '[[-\]]?\?' 234 vm '1-2-3-\?' % '-${P}' '1-2-3-\?' 'P="\\?"' vm '1-2-3-\?' % '${P}' '1-2-3-\' 'P="\\?"' vm '1-2-3-\?' % '-"${P}"' 1-2-3 'P="\\?"' # 99 results } atf_init_test_cases() { # Listed here in the order ATF runs them, not the order from above atf_add_test_case filename_expansion atf_add_test_case case_matching atf_add_test_case var_substring_matching }