From 2b1f8fcb847f8cc7a214e14cbbdf99b354a4f8e3 Mon Sep 17 00:00:00 2001
From: Kevin Wolf <kwolf@redhat.com>
Date: Tue, 11 Apr 2023 13:52:31 +0200
Subject: iotests: Regression test for vhdx log corruption

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Message-Id: <20230411115231.90398-1-kwolf@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
---
 tests/qemu-iotests/tests/regression-vhdx-log     | 62 ++++++++++++++++++++++++
 tests/qemu-iotests/tests/regression-vhdx-log.out | 14 ++++++
 2 files changed, 76 insertions(+)
 create mode 100755 tests/qemu-iotests/tests/regression-vhdx-log
 create mode 100644 tests/qemu-iotests/tests/regression-vhdx-log.out

diff --git a/tests/qemu-iotests/tests/regression-vhdx-log b/tests/qemu-iotests/tests/regression-vhdx-log
new file mode 100755
index 0000000..ca264e9
--- /dev/null
+++ b/tests/qemu-iotests/tests/regression-vhdx-log
@@ -0,0 +1,62 @@
+#!/usr/bin/env bash
+# group: rw auto quick
+#
+# vhdx regression test: Updating the first entry of a BAT sector corrupted the
+# following entries.
+#
+# Copyright (C) 2023 Red Hat, Inc.
+#
+# 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; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will 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, see <http://www.gnu.org/licenses/>.
+#
+
+# creator
+owner=kwolf@redhat.com
+
+seq=`basename $0`
+echo "QA output created by $seq"
+
+status=1 # failure is the default!
+
+_cleanup()
+{
+    _cleanup_test_img
+}
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+# get standard environment, filters and checks
+cd ..
+. ./common.rc
+. ./common.filter
+
+_supported_fmt generic
+_supported_proto generic
+_unsupported_imgopts "subformat=streamOptimized"
+
+size=64M
+_make_test_img $size
+
+echo
+echo "creating pattern"
+$QEMU_IO -c "write -P 1 32M 4k" "$TEST_IMG" | _filter_qemu_io
+$QEMU_IO -c "write -P 2 0 4k" "$TEST_IMG" | _filter_qemu_io
+$QEMU_IO -c "read -P 1 32M 4k" "$TEST_IMG" | _filter_qemu_io
+
+echo
+echo "checking image for errors"
+_check_test_img
+
+# success, all done
+echo "*** done"
+rm -f $seq.full
+status=0
diff --git a/tests/qemu-iotests/tests/regression-vhdx-log.out b/tests/qemu-iotests/tests/regression-vhdx-log.out
new file mode 100644
index 0000000..350c257
--- /dev/null
+++ b/tests/qemu-iotests/tests/regression-vhdx-log.out
@@ -0,0 +1,14 @@
+QA output created by regression-vhdx-log
+Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
+
+creating pattern
+wrote 4096/4096 bytes at offset 33554432
+4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+wrote 4096/4096 bytes at offset 0
+4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+read 4096/4096 bytes at offset 33554432
+4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+
+checking image for errors
+No errors were found on the image.
+*** done
-- 
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