Merge branch 'parse-opts'

2 files changed, 147 insertions, 0 deletions

diff --git a/test/scripts/Makefile.am b/test/scripts/Makefile.am
new file mode 100644
index 00000000..b949e880
--- /dev/null
+++ b/test/scripts/Makefile.am
@@ -0,0 +1,9 @@
+check_SCRIPTS = \
+	parseopts_test.sh
+
+noinst_SCRIPTS = $(check_SCRIPTS)
+
+EXTRA_DIST = \
+	$(check_SCRIPTS)
+
+# vim:set ts=2 sw=2 noet:
diff --git a/test/scripts/parseopts_test.sh b/test/scripts/parseopts_test.sh
new file mode 100755
index 00000000..b5c07b5d
--- /dev/null
+++ b/test/scripts/parseopts_test.sh
@@ -0,0 +1,138 @@
+#!/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' '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" "$tokencount"
+    echo
+    (( ++fail ))
+  fi
+}
+
+summarize() {
+  if (( !fail )); then
+    printf 'All %s tests successful\n' "$testcount"
+    exit 0
+  else
+    printf '%s of %s tests failed\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