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btrfs-progs: tests: add case for deleting default subvolume

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Deleting the default subvolume must not succeed and must print a
message to terminal.

Issue: #274
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2020-09-29 23:02:39 +02:00
parent 87804a3f06
commit 8b4f9546c3
1 changed files with 29 additions and 0 deletions
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29
tests/misc-tests/040-subvolume-delete-default/test.sh Executable file
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#!/bin/bash
# Detect if a default subvolume is being deleted
source "$TEST_TOP/common"
check_prereq mkfs.btrfs
check_prereq btrfs
prepare_test_dev
run_check_mkfs_test_dev
run_check_mount_test_dev
default=$(run_check_stdout $SUDO_HELPER "$TOP/btrfs" subvolume get-default "$TEST_MNT")
for i in `seq 10`; do
run_check $SUDO_HELPER "$TOP/btrfs" subvolume create "$TEST_MNT/subv$i"
done
rootid=$(run_check_stdout $SUDO_HELPER "$TOP/btrfs" inspect-internal rootid "$TEST_MNT/subv5")
run_check $SUDO_HELPER "$TOP/btrfs" subvolume set-default "$rootid" "$TEST_MNT"
default=$(run_check_stdout $SUDO_HELPER "$TOP/btrfs" subvolume get-default "$TEST_MNT")
# Delete all subvolumes, it will continue after individual errors and will return 1
run_mustfail "deleting default subvolume by path succeeded" \
$SUDO_HELPER "$TOP/btrfs" subvolume delete "$TEST_MNT/"subv*
run_mustfail "deleting default subvolume by id succeeded" \
$SUDO_HELPER "$TOP/btrfs" subvolume delete --subvolid "$rootid" "$TEST_MNT"
run_check_umount_test_dev