#!/bin/sh
if [ -n "${SNAPSHOT_TEST_SCRIPT:-}" ]; then
  printf '%s\n' "$*" >> calls
  . "$SNAPSHOT_TEST_SCRIPT"
  exit
fi

case "$*" in
  'list -Hp -t filesystem -o name') printf '%s\n' pool/home ;;
  'snapshot pool/home@'*) printf '%s\n' 'permission denied' >&2; exit 1 ;;
  *) exit 99 ;;
esac