%prep

  if ! zmodload zsh/rlimits 2>/dev/null
  then
    ZTST_unimplemented="the zsh/rlimits module was disabled by configure (see config.modules)"
    return 0
  fi
  zmodload zsh/rlimits

%test

 limit | grep UNKNOWN || print OK
0:Check if there is unknown resouce(s) in the system
>OK
F:A failure here does not indicate any error in zsh. It just means there
F:is a resource in your system that is unknown to zsh developers. Please
F:report this to zsh-workers mailing list.

  () {
    set -- ${(f)"$(ulimit -a)"}
    set -- ${@%%:*}
    typeset -aU unique_options=( "$@" )
    # The value of $unique_options is, e.g., ( -t -f '-N 2' -s ... ).
    (( $# == $#unique_options ))
  }
0:check if limit option letters are unique

  if sh -c 'ulimit -f 2048' > /dev/null 2>&1; then
    (
      set -o braceccl -o pipefail
      list=(1b 1{kmgtpe}{,b,ib})
      for cmd in "limit filesize" ulimit; do
	for l in $list $list:u; do
	  $=cmd $l &&
	    limit filesize &&
	    ulimit || exit
	done
      done | sed 'N;s/\n/ /;s/  */ /g'
    )
  else
    ZTST_skip='Cannot set the filesize limit on this system'
  fi
0:filesize suffixes with limit and ulimit
>filesize 1B 0
>filesize 1EiB 2251799813685248
>filesize 976562500000000KiB 1953125000000000
>filesize 1EiB 2251799813685248
>filesize 1GiB 2097152
>filesize 1000000000B 1953125
>filesize 1GiB 2097152
>filesize 1KiB 2
>filesize 1000B 1
>filesize 1KiB 2
>filesize 1MiB 2048
>filesize 1000000B 1953
>filesize 1MiB 2048
>filesize 1PiB 2199023255552
>filesize 976562500000KiB 1953125000000
>filesize 1PiB 2199023255552
>filesize 1TiB 2147483648
>filesize 976562500KiB 1953125000
>filesize 1TiB 2147483648
>filesize 1B 0
>filesize 1EiB 2251799813685248
>filesize 976562500000000KiB 1953125000000000
>filesize 1EiB 2251799813685248
>filesize 1GiB 2097152
>filesize 1000000000B 1953125
>filesize 1GiB 2097152
>filesize 1KiB 2
>filesize 1000B 1
>filesize 1KiB 2
>filesize 1MiB 2048
>filesize 1000000B 1953
>filesize 1MiB 2048
>filesize 1PiB 2199023255552
>filesize 976562500000KiB 1953125000000
>filesize 1PiB 2199023255552
>filesize 1TiB 2147483648
>filesize 976562500KiB 1953125000
>filesize 1TiB 2147483648
>filesize 1B 0
>filesize 1EiB 2251799813685248
>filesize 976562500000000KiB 1953125000000000
>filesize 1EiB 2251799813685248
>filesize 1GiB 2097152
>filesize 1000000000B 1953125
>filesize 1GiB 2097152
>filesize 1KiB 2
>filesize 1000B 1
>filesize 1KiB 2
>filesize 1MiB 2048
>filesize 1000000B 1953
>filesize 1MiB 2048
>filesize 1PiB 2199023255552
>filesize 976562500000KiB 1953125000000
>filesize 1PiB 2199023255552
>filesize 1TiB 2147483648
>filesize 976562500KiB 1953125000
>filesize 1TiB 2147483648
>filesize 1B 0
>filesize 1EiB 2251799813685248
>filesize 976562500000000KiB 1953125000000000
>filesize 1EiB 2251799813685248
>filesize 1GiB 2097152
>filesize 1000000000B 1953125
>filesize 1GiB 2097152
>filesize 1KiB 2
>filesize 1000B 1
>filesize 1KiB 2
>filesize 1MiB 2048
>filesize 1000000B 1953
>filesize 1MiB 2048
>filesize 1PiB 2199023255552
>filesize 976562500000KiB 1953125000000
>filesize 1PiB 2199023255552
>filesize 1TiB 2147483648
>filesize 976562500KiB 1953125000
>filesize 1TiB 2147483648

  if sh -c 'ulimit -t 3600' > /dev/null 2>&1; then
  (
    set -o pipefail
    list=(1h 30m 20s 30 1:23:45.123456 2:23 56.4)
    for cmd in "limit cputime" "ulimit -t"; do
      for l in $list ${(MU)list:#*[a-z]*}; do
        $=cmd $l &&
	  limit cputime &&
	  ulimit -t || exit
      done
    done | sed 'N;s/\n/ /;s/  */ /g'
  )
  else
    ZTST_skip='Cannot set the cputime limit on this system'
  fi
0:time limit formats
>cputime 1:00:00 3600
>cputime 0:30:00 1800
>cputime 0:00:20 20
>cputime 0:00:30 30
>cputime 1:23:45 5025
>cputime 0:02:23 143
>cputime 0:00:56 56
>cputime 1:00:00 3600
>cputime 0:30:00 1800
>cputime 0:00:20 20
>cputime 1:00:00 3600
>cputime 0:30:00 1800
>cputime 0:00:20 20
>cputime 0:00:30 30
>cputime 1:23:45 5025
>cputime 0:02:23 143
>cputime 0:00:56 56
>cputime 1:00:00 3600
>cputime 0:30:00 1800
>cputime 0:00:20 20

  ulimit 1Kite
  ulimit 1D
  ulimit 1s
  ulimit 1MBA
  limit cputime 1k
  limit cputime 1:0s
  limit cputime 1ss
  limit cputime 1msx
  limit cputime 1.0s
  limit cputime .1
  limit descriptors 1k
  limit descriptors 1h
  limit descriptors 1:0
1:invalid limit input
?(eval):ulimit:1: 1Kite: invalid unit
?(eval):ulimit:2: 1D: invalid unit
?(eval):ulimit:3: 1s: invalid unit
?(eval):ulimit:4: 1MBA: invalid unit
?(eval):limit:5: invalid time specification
?(eval):limit:6: invalid time specification
?(eval):limit:7: invalid time specification
?(eval):limit:8: invalid time specification
?(eval):limit:9: invalid time specification
?(eval):limit:10: decimal integer expected
?(eval):limit:11: limit must be a decimal integer
?(eval):limit:12: limit must be a decimal integer
?(eval):limit:13: limit must be a decimal integer