This is a regression test for the bug fixed by
'btrfs: Fix a regression which we can't convert to SINGLE profile'
Signed-off-by: Nikolay Borisov <nborisov@xxxxxxxx>
---
tests/btrfs/194 | 52 ++++++++++++++++++++++++++++++++++++++++++++++++++++
tests/btrfs/194.out | 2 ++
tests/btrfs/group | 1 +
3 files changed, 55 insertions(+)
create mode 100755 tests/btrfs/194
create mode 100644 tests/btrfs/194.out
diff --git a/tests/btrfs/194 b/tests/btrfs/194
new file mode 100755
index 000000000000..8935defd3f5e
--- /dev/null
+++ b/tests/btrfs/194
@@ -0,0 +1,52 @@
+#! /bin/bash
+# SPDX-License-Identifier: GPL-2.0
+# Copyright (c) 2019 SUSE Linux Products GmbH. All Rights Reserved.
+#
+# FS QA Test 194
+#
+# Test that block groups profile can be converted to SINGLE. This is a regression
+# test for 'btrfs: Fix a regression which we can't convert to SINGLE profile'
+#
+seq=`basename $0`
+seqres=$RESULT_DIR/$seq
+echo "QA output created by $seq"
+
+here=`pwd`
+tmp=/tmp/$$
+status=1 # failure is the default!
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+_cleanup()
+{
+ cd /
+ rm -f $tmp.*
+}
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+
+# remove previous $seqres.full before test
+rm -f $seqres.full
+
+# real QA test starts here
+
+# Modify as appropriate.
+_supported_fs btrfs
+_supported_os Linux
+_require_scratch_dev_pool 2
+
+_scratch_dev_pool_get 2
+_scratch_pool_mkfs -draid1
+
+_scratch_mount
+
+$BTRFS_UTIL_PROG balance start -dconvert=single $SCRATCH_MNT > $seqres.full 2>&1
+[ $? -eq 0 ] || _fail "Convert failed"
+
+_scratch_umount
+_scratch_dev_pool_put
+
+echo "Silence is golden"
+status=0
+exit
diff --git a/tests/btrfs/194.out b/tests/btrfs/194.out
new file mode 100644
index 000000000000..7bfd50ffb5a4
--- /dev/null
+++ b/tests/btrfs/194.out
@@ -0,0 +1,2 @@
+QA output created by 194
+Silence is golden
diff --git a/tests/btrfs/group b/tests/btrfs/group
index b92cb12ca66f..6a11eb1b8230 100644
--- a/tests/btrfs/group
+++ b/tests/btrfs/group
@@ -196,3 +196,4 @@
191 auto quick send dedupe
192 auto replay snapshot stress
193 auto quick qgroup enospc limit
+194 auto quick volume balance
--
2.7.4
