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#!/bin/bash
declare -i testcount=0 pass=0 fail=0
# source the library function
if [[ -z $1 || ! -f $1 ]]; then
printf "error: path to parseopts library not provided or does not exist\n"
exit 1
fi
. "$1"
if ! type -t parseopts >/dev/null; then
printf 'parseopts function not found\n'
exit 1
fi
# borrow opts from makepkg
OPT_SHORT="AcdefFghiLmop:rRsV"
OPT_LONG=('allsource' 'asroot' 'ignorearch' 'check' 'clean:' 'cleanall' 'nodeps'
'noextract' 'force' 'forcever:' 'geninteg' 'help' 'holdver'
'install' 'key:' 'log' 'nocolor' 'nobuild' 'nocheck' 'noprepare' 'nosign' 'pkg:' 'rmdeps'
'repackage' 'skipinteg' 'sign' 'source' 'syncdeps' 'version' 'config:'
'noconfirm' 'noprogressbar')
parse() {
local result=$1 tokencount=$2; shift 2
(( ++testcount ))
parseopts "$OPT_SHORT" "${OPT_LONG[@]}" -- "$@" 2>/dev/null
test_result "$result" "$tokencount" "$*" "${OPTRET[@]}"
unset OPTRET
}
test_result() {
local result=$1 tokencount=$2 input=$3; shift 3
if [[ $result = "$*" ]] && (( tokencount == $# )); then
(( ++pass ))
else
printf '[TEST %3s]: FAIL\n' "$testcount"
printf ' input: %s\n' "$input"
printf ' output: %s (%s tokens)\n' "$*" "$#"
printf ' expected: %s (%s tokens)\n' "$result" "$tokencount"
echo
(( ++fail ))
fi
}
summarize() {
if (( !fail )); then
printf 'All %s tests successful\n\n' "$testcount"
exit 0
else
printf '%s of %s tests failed\n\n' "$fail" "$testcount"
exit 1
fi
}
trap 'summarize' EXIT
printf 'Beginning parseopts tests\n'
# usage: parse <expected result> <token count> test-params...
# a failed parse will match only the end of options marker '--'
# no options
parse '--' 1
# short options
parse '-s -r --' 3 -s -r
# short options, no spaces
parse '-s -r --' 3 -sr
# short opt missing an opt arg
parse '--' 1 -s -p
# short opt with an opt arg
parse '-p PKGBUILD -L --' 4 -p PKGBUILD -L
# short opt with an opt arg, no space
parse '-p PKGBUILD --' 3 -pPKGBUILD
# valid shortopts as a long opt
parse '--' 1 --sir
# long opt wiht no optarg
parse '--log --' 2 --log
# long opt with missing optarg
parse '--' 1 -sr --pkg
# long opt with optarg
parse '--pkg foo --' 3 --pkg foo
# long opt with optarg with whitespace
parse '--pkg foo bar -- baz' 4 --pkg "foo bar" baz
# long opt with optarg with =
parse '--pkg foo=bar -- baz' 4 --pkg foo=bar baz
# long opt with explicit optarg
parse '--pkg bar -- foo baz' 5 foo --pkg=bar baz
# long opt with explicit optarg, with whitespace
parse '--pkg foo bar -- baz' 4 baz --pkg="foo bar"
# long opt with explicit optarg that doesn't take optarg
parse '--' 1 --force=always -s
# long opt with explicit optarg with =
parse '--pkg foo=bar --' 3 --pkg=foo=bar
# explicit end of options with options after
parse '-s -r -- foo bar baz' 6 -s -r -- foo bar baz
# non-option parameters mixed in with options
parse '-s -r -- foo baz' 5 -s foo baz -r
# optarg with whitespace
parse '-p foo bar -s --' 4 -p'foo bar' -s
# non-option parameter with whitespace
parse '-i -- foo bar' 3 -i 'foo bar'
# successful stem match (opt has no arg)
parse '--nocolor --' 2 --nocol
# successful stem match (opt has arg)
parse '--config foo --' 3 --conf foo
# ambiguous long opt
parse '--' 1 '--for'
# exact match on a possible stem (--force & --forcever)
parse '--force --' 2 --force
# exact match on possible stem (opt has optarg)
parse '--clean foo --' 3 --clean=foo
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