[PATCH] xfstests: btrfs/047: check btrfs-convert with extent and non-extent source

["Lakshmipathi.G" <Lakshmipathi.G@giis.co.in>]

Signed-off-by: Lakshmipathi.G <Lakshmipathi.G@giis.co.in>
---
 tests/btrfs/047     | 108 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 tests/btrfs/047.out |   1 +
 tests/btrfs/group   |   1 +
 3 files changed, 110 insertions(+)
 create mode 100755 tests/btrfs/047
 create mode 100644 tests/btrfs/047.out

diff --git a/tests/btrfs/047 b/tests/btrfs/047
new file mode 100755
index 0000000..0c4b2c7
--- /dev/null
+++ b/tests/btrfs/047
@@ -0,0 +1,108 @@
+#! /bin/bash
+# FS QA Test 047
+#
+# Test btrfs-convert
+# 
+# 1) create ext3 filesystem & populate it.
+# 2) update ext3 filesystem to ext4.
+# 3) populate data.
+# 4) source has combination of non-extent and extent files.
+# 5) convert it btrfs, mount and verify contents.
+#-----------------------------------------------------------------------
+# Copyright (c) 2017 Lakshmipathi.G  All Rights Reserved.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation.
+#
+# This program is distributed in the hope that it would be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write the Free Software Foundation,
+# Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+#-----------------------------------------------------------------------
+#
+
+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 $seqres.full
+
+# real QA test starts here
+
+# Modify as appropriate.
+_supported_fs btrfs
+_supported_os Linux
+_require_scratch_nocheck
+
+BTRFS_CONVERT_PROG="`set_prog_path btrfs-convert`"
+E2FSCK_PROG="`set_prog_path e2fsck`"
+TUNE2FS_PROG="`set_prog_path tune2fs`"
+
+_require_command "$BTRFS_CONVERT_PROG" btrfs-convert
+_require_command "$MKFS_EXT4_PROG" mkfs.ext4
+_require_command "$E2FSCK_PROG" e2fsck
+_require_command "$TUNE2FS_PROG" tune2fs
+
+rm -f $seqres.full
+
+BLOCK_SIZE=`_get_block_size $TEST_DIR`
+
+# Create & populate an ext3 filesystem
+$MKFS_EXT4_PROG -t ext3 -b $BLOCK_SIZE $SCRATCH_DEV > $seqres.full 2>&1 || \
+	_notrun "Could not create ext3 filesystem"
+
+# mount and populate non-extent file
+mount -t ext3 $SCRATCH_DEV $SCRATCH_MNT
+dd if=/dev/urandom of=$SCRATCH_MNT/f1.txt bs=1MB count=10 >> $seqres.full 2>&1
+NON_EXTENT_MD5=`md5sum $SCRATCH_MNT/f1.txt  | awk '{print $1}' `
+_scratch_unmount
+
+# Upgrade it to ext4.
+$TUNE2FS_PROG -O extents,uninit_bg,dir_index $SCRATCH_DEV >> $seqres.full 2>&1
+$E2FSCK_PROG -fyD $SCRATCH_DEV >> $seqres.full 2>&1
+
+# mount and populate extent file
+mount -t ext4 $SCRATCH_DEV $SCRATCH_MNT
+dd if=/dev/urandom of=$SCRATCH_MNT/f2.txt bs=1MB count=10 >> $seqres.full 2>&1
+EXTENT_MD5=`md5sum $SCRATCH_MNT/f2.txt  | awk '{print $1}'`
+_scratch_unmount
+
+# Convert non-extent & extent data to btrfs, mount it, verify the data
+$BTRFS_CONVERT_PROG $SCRATCH_DEV >> $seqres.full 2>&1 || \
+	_fail "btrfs-convert failed"
+_scratch_mount || _fail "Could not mount new btrfs fs"
+
+F1_MD5=`md5sum $SCRATCH_MNT/f1.txt  | awk '{print $1}'`
+F2_MD5=`md5sum $SCRATCH_MNT/f2.txt  | awk '{print $1}'`
+if [ $NON_EXTENT_MD5 != $F1_MD5 ] ; then 
+_fail "ext3 file mismatch."
+fi
+
+if [ $EXTENT_MD5 != $F2_MD5 ] ; then 
+_fail "ext4 file mismatch."
+fi
+   
+# success, all done
+status=0
+exit
diff --git a/tests/btrfs/047.out b/tests/btrfs/047.out
new file mode 100644
index 0000000..58e2353
--- /dev/null
+++ b/tests/btrfs/047.out
@@ -0,0 +1 @@
+QA output created by 047
diff --git a/tests/btrfs/group b/tests/btrfs/group
index 3fbf706..224a082 100644
--- a/tests/btrfs/group
+++ b/tests/btrfs/group
@@ -49,6 +49,7 @@
 044 auto quick send
 045 auto quick send
 046 auto quick send
+047 auto convert
 048 auto quick
 049 auto quick
 050 auto quick send
-- 
2.7.4