#!@BUILD_SHEBANG@

set -e

if [ "x$EUID" = "x" ] ; then
  EUID=`id -u`
fi

if [ "$EUID" != 0 ] ; then
   exit 99
fi

if ! which zpool >/dev/null 2>&1; then
   echo "zpool not installed; cannot test zfs."
   exit 99
fi

if ! which zfs >/dev/null 2>&1; then
   echo "zfs not installed; cannot test zfs."
   exit 99
fi

# If ZFS ZSTD compression is not supported (as is the case with zfs-fuse
# for example at the time of writing) then fail early the ZSTD compression testing.
if ! zfs get 2>&1 | grep -q "compression.*zstd"; then
   echo "zfs zstd compression not supported; cannot test zfs zstd."
   exit 99
fi

"@builddir@/grub-fs-tester" zfs_zstd