ynhtest_acceptable_path_to_delete() {
    
    mkdir -p /home/someuser
    mkdir -p /home/$app
    mkdir -p /home/yunohost.app/$app
    mkdir -p /var/www/$app
    touch /var/www/$app/bar
    touch /etc/cron.d/$app

    ! _acceptable_path_to_delete /
    ! _acceptable_path_to_delete ////
    ! _acceptable_path_to_delete "    ////   "
    ! _acceptable_path_to_delete /var
    ! _acceptable_path_to_delete /var/www
    ! _acceptable_path_to_delete /var/cache
    ! _acceptable_path_to_delete /usr
    ! _acceptable_path_to_delete /usr/bin
    ! _acceptable_path_to_delete /home
    ! _acceptable_path_to_delete /home/yunohost.backup
    ! _acceptable_path_to_delete /home/yunohost.app
    ! _acceptable_path_to_delete /home/yunohost.app/
    ! _acceptable_path_to_delete ///home///yunohost.app///
    ! _acceptable_path_to_delete /home/yunohost.app/$app/..
    ! _acceptable_path_to_delete ///home///yunohost.app///$app///..//
    ! _acceptable_path_to_delete /home/yunohost.app/../$app/..
    ! _acceptable_path_to_delete /home/someuser
    ! _acceptable_path_to_delete /home/yunohost.app//../../$app
    ! _acceptable_path_to_delete "  /home/yunohost.app///  "
    ! _acceptable_path_to_delete /etc/cron.d/
    ! _acceptable_path_to_delete /etc/yunohost/

    _acceptable_path_to_delete /home/yunohost.app/$app
    _acceptable_path_to_delete /home/yunohost.app/$app/bar
    _acceptable_path_to_delete /etc/cron.d/$app
    _acceptable_path_to_delete /var/www/$app/bar
    _acceptable_path_to_delete /var/www/$app

    rm /var/www/$app/bar
    rm /etc/cron.d/$app
    rmdir /home/yunohost.app/$app
    rmdir /home/$app
    rmdir /home/someuser
    rmdir /var/www/$app
}

ynhtest_secure_remove() {

    mkdir -p /home/someuser
    mkdir -p /home/yunohost.app/$app
    mkdir -p /var/www/$app
    mkdir -p /var/whatever
    touch /var/www/$app/bar
    touch /etc/cron.d/$app

    ! ynh_secure_remove --file="/home/someuser"
    ! ynh_secure_remove --file="/home/yunohost.app/"
    ! ynh_secure_remove --file="/var/whatever"
    ynh_secure_remove --file="/home/yunohost.app/$app"
    ynh_secure_remove --file="/var/www/$app"
    ynh_secure_remove --file="/etc/cron.d/$app"

    test -e /home/someuser
    test -e /home/yunohost.app
    test -e /var/whatever
    ! test -e /home/yunohost.app/$app
    ! test -e /var/www/$app
    ! test -e /etc/cron.d/$app

    rmdir /home/someuser
    rmdir /var/whatever
}