check_prereq mkfs.btrfs
check_prereq btrfs
-ndevs=4
-declare -a devs
-dev1=
-
setup_root_helper
-prepare_devices()
+setup_loopdevs()
+{
+ if [ -z "$1" ]; then
+ _fail "setup_loopdevs needs a number"
+ fi
+ nloopdevs="$1"
+ loopdev_prefix=img
+ declare -a loopdevs
+
+}
+
+prepare_loopdevs()
{
- for i in `seq $ndevs`; do
- touch img$i
- chmod a+rw img$i
- truncate -s0 img$i
- truncate -s2g img$i
- devs[$i]=`run_check_stdout $SUDO_HELPER losetup --find --show img$i`
+ for i in `seq $nloopdevs`; do
+ touch $loopdev_prefix$i
+ chmod a+rw $loopdev_prefix$i
+ truncate -s0 $loopdev_prefix$i
+ truncate -s2g $loopdev_prefix$i
+ loopdevs[$i]=`run_check_stdout $SUDO_HELPER losetup --find --show $loopdev_prefix$i`
done
}
-cleanup_devices()
+cleanup_loopdevs()
{
- for dev in ${devs[@]}; do
+ for dev in ${loopdevs[@]}; do
run_check $SUDO_HELPER losetup -d $dev
done
- for i in `seq $ndevs`; do
- truncate -s0 img$i
+ for i in `seq $nloopdevs`; do
+ truncate -s0 $loopdev_prefix$i
done
run_check $SUDO_HELPER losetup --all
}
}
test_mkfs_multi()
{
- test_do_mkfs $@ ${devs[@]}
+ test_do_mkfs $@ ${loopdevs[@]}
test_get_info
}
-prepare_devices
-dev1=${devs[1]}
+setup_loopdevs 4
+prepare_loopdevs
+dev1=${loopdevs[1]}
test_mkfs_single
test_mkfs_single -d single -m single
test_mkfs_multi -d dup -m dup
test_mkfs_multi -d dup -m dup --mixed
-cleanup_devices
+cleanup_loopdevs