ismac.sh

ismac.sh

#!/usr/bin/env bash

_ver=$(echo $BASH_VERSION | awk -F. '{ printf "%i%i", $1, $2 }')

ismac() {
  if [[ $# -eq 0 ]] ; then
    return 1
  fi

  if [[ $# -gt 1 ]] ; then
    local this="${FUNCNAME[0]}"

    for i in "$@"; do
      $this $i || return 1
    done
  fi

  local mac=$1

  if [[ $_ver -gt 31 ]]; then
    [[ "$mac" =~ ^([a-fA-F0-9]{2}:){5}[a-fA-F0-9]{2}$ ]] && return 0
  else
    [[ "$mac" =~ "^([a-fA-F0-9]{2}:){5}[a-fA-F0-9]{2}$" ]] && return 0
  fi

  return 1
}

if [[ $# -ne 0 ]] ; then
  ismac $@
  exit $?
fi

ismac.test.sh

#!/usr/bin/env bash

this=$(basename $0)
func=${this%".test.sh"}
file="$(dirname $0)/$func.sh"

if [ ! -f "$file" ]; then
  echo "$file: File not found"
  exit 1
fi

\. "$file"

if [[ $(type -t $func) != function ]]; then
  echo "$func: Function not found"
  exit 0
fi

while read -r test; do
  $func $test || exit 1
done << EOF
aa:aa:aa:aa:aa:aa
FF:FF:FF:FF:FF:FF
EOF

while read -r test; do
  $func $test && exit 1
done << EOF
aa:aa:aa:aa:aa:ax
FF:FF:FF:FF:FF:Fg
aa:aa:aa:aa:aaaa
FF:FF:FF:FFFF:FF
EOF

exit 0