zen debian test cat getopts sh usr bin env bash while getopts opt do c

zen@debian:~/test$ cat getopts.sh 
#!/usr/bin/env bash

while getopts ":c:a:v:h" opt;
do
    case $opt in
        a)
            echo "-a $OPTARG";
            PARAM_A="PARAM_A";
            ;;
        v)
            echo "-$opt $OPTARG";
            PARAM_V="PARAM_V";
            ;;
        h)
            echo "Help";
            exit 0;
            ;;
        *)
            echo "Error: -$opt $OPTARG";
            exit 1;
            ;;
    esac
done

test -z "$PARAM_A" && test -z "$PARAM_V" && {
    echo "You should not pass!";
    exit 2;
}

exit 0;