[PATCH 08/10] iotests: Add test for BAT entries duplication check

[Alexander Ivanov]

Fill the image with a pattern and write another pattern
in the second cluster. Corrupt the image and check if the pattern
changes. Repair the image and check the patterns on guest
and host sides.

Signed-off-by: Alexander Ivanov <alexander.ivanov@virtuozzo.com>
---
 tests/qemu-iotests/tests/parallels-checks     | 31 +++++++++++++++++++
 tests/qemu-iotests/tests/parallels-checks.out | 31 +++++++++++++++++++
 2 files changed, 62 insertions(+)

diff --git a/tests/qemu-iotests/tests/parallels-checks 
b/tests/qemu-iotests/tests/parallels-checks
index a793b8c2fe..64d9f9c273 100755
--- a/tests/qemu-iotests/tests/parallels-checks
+++ b/tests/qemu-iotests/tests/parallels-checks
@@ -98,6 +98,37 @@ echo "file size: $file_size"
 echo "== check last cluster =="
 { $QEMU_IO -c "read -P 0x11 $LAST_CLUSTER_OFF $CLUSTER_SIZE" "$TEST_IMG"; } 
2>&1 | _filter_qemu_io | _filter_testdir
 
+# Clear image
+_make_test_img $SIZE
+
+echo "== TEST DUPLICATION CHECK =="
+
+echo "== write pattern to whole image =="
+{ $QEMU_IO -c "write -P 0x11 0 $SIZE" "$TEST_IMG"; } 2>&1 | _filter_qemu_io | 
_filter_testdir
+
+echo "== write another pattern to second cluster =="
+{ $QEMU_IO -c "write -P 0x55 $CLUSTER_SIZE $CLUSTER_SIZE" "$TEST_IMG"; } 2>&1 
| _filter_qemu_io | _filter_testdir
+
+echo "== check second cluster =="
+{ $QEMU_IO -c "read -P 0x55 $CLUSTER_SIZE $CLUSTER_SIZE" "$TEST_IMG"; } 2>&1 | 
_filter_qemu_io | _filter_testdir
+
+echo "== corrupt image =="
+poke_file "$TEST_IMG" "$(($BAT_OFFSET + 4))" "\x01\x00\x00\x00"
+
+echo "== check second cluster =="
+{ $QEMU_IO -c "read -P 0x11 $CLUSTER_SIZE $CLUSTER_SIZE" "$TEST_IMG"; } 2>&1 | 
_filter_qemu_io | _filter_testdir
+
+echo "== repair image =="
+_check_test_img -r all
+
+echo "== check second cluster =="
+{ $QEMU_IO -c "read -P 0x11 $CLUSTER_SIZE $CLUSTER_SIZE" "$TEST_IMG"; } 2>&1 | 
_filter_qemu_io | _filter_testdir
+
+echo "== check first cluster on host =="
+printf "content: 0x%02x\n" `peek_file_le $TEST_IMG $(($CLUSTER_SIZE)) 1`
+
+echo "== check second cluster on host =="
+printf "content: 0x%02x\n" `peek_file_le $TEST_IMG $(($CLUSTER_SIZE)) 1`
 
 # success, all done
 echo "*** done"
diff --git a/tests/qemu-iotests/tests/parallels-checks.out 
b/tests/qemu-iotests/tests/parallels-checks.out
index fa0fca953e..725420875a 100644
--- a/tests/qemu-iotests/tests/parallels-checks.out
+++ b/tests/qemu-iotests/tests/parallels-checks.out
@@ -41,4 +41,35 @@ file size: 2097152
 == check last cluster ==
 read 1048576/1048576 bytes at offset 3145728
 1 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=4194304
+== TEST DUPLICATION CHECK ==
+== write pattern to whole image ==
+wrote 4194304/4194304 bytes at offset 0
+4 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+== write another pattern to second cluster ==
+wrote 1048576/1048576 bytes at offset 1048576
+1 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+== check second cluster ==
+read 1048576/1048576 bytes at offset 1048576
+1 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+== corrupt image ==
+== check second cluster ==
+read 1048576/1048576 bytes at offset 1048576
+1 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+== repair image ==
+Repairing duplicate offset in BAT entry 1
+The following inconsistencies were found and repaired:
+
+    0 leaked clusters
+    1 corruptions
+
+Double checking the fixed image now...
+No errors were found on the image.
+== check second cluster ==
+read 1048576/1048576 bytes at offset 1048576
+1 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+== check first cluster on host ==
+content: 0x11
+== check second cluster on host ==
+content: 0x11
 *** done
-- 
2.34.1