toybox/tests/getopt.test
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   1#!/bin/bash
   2
   3[ -f testing.sh ] && . testing.sh
   4
   5#testing "name" "command" "result" "infile" "stdin"
   6
   7function test_getopt() {
   8  testcmd "$1" "$1" "$2\n" "" ""
   9}
  10
  11# Traditional behavior was to take the first argument as OPTSTR and not quote.
  12test_getopt "a b c" " -- b c"
  13test_getopt "a -a b c" " -a -- b c"
  14test_getopt "a -- -a b c" " -- -a b c"
  15
  16# Modern -o mode.
  17test_getopt "-o a -- " " --"
  18test_getopt "-o a -- -a b c" " -a -- 'b' 'c'"
  19test_getopt "-o a: -- -a b c" " -a 'b' -- 'c'"
  20
  21# Long options (--like --this).
  22test_getopt "-o a -l long -- -a --long a" " -a --long -- 'a'"
  23test_getopt "-o a -l one -l two -- -a --one --two" " -a --one --two --"
  24test_getopt "-o a -l one,two -- -a --one --two" " -a --one --two --"
  25# -l arg: (required)
  26test_getopt "-o a -l one: -- -a --one arg" " -a --one 'arg' --"
  27# -l arg:: (optional)
  28test_getopt "-o a -l one:: -- -a --one" " -a --one '' --"
  29test_getopt "-o a -l one:: -- -a --one arg" " -a --one '' -- 'arg'"
  30test_getopt "-o a -l one:: -- -a --one=arg" " -a --one 'arg' --"
  31
  32# "Alternative" long options (-like -this but also --like --this).
  33test_getopt "-o a -a -l long -- -long --long a" " --long --long -- 'a'"
  34
  35# -u lets you avoid quoting even with modern -o.
  36test_getopt "-u -o a: -- -a b c" " -a b -- c"
  37
  38# Do we quote quotes right?
  39test_getopt "-o a -- \"it\'s\"" " -- 'it\'\''s'"
  40test_getopt "-o a -u -- \"it\'s\"" " -- it\'s"
  41
  42# Odds and ends.
  43testcmd "-T" "-T ; echo \$?" "4\n" "" ""
  44testcmd "-n" "-n unlikely a -x 2>&1 | grep -o unlikely:" "unlikely:\n" "" ""
  45