[PATCH 2/6] tests/qemu-iotests: add case of writing compressed data to multiple clusters.

[Andrey Shinkevich <andrey.shinkevich@virtuozzo.com>]

Add the test case to the iotest #214 that checks possibility of writing
compressed data to more than one cluster.

Signed-off-by: Andrey Shinkevich <andrey.shinkevich@virtuozzo.com>
---
 tests/qemu-iotests/214     | 9 +++++++++
 tests/qemu-iotests/214.out | 6 ++++++
 2 files changed, 15 insertions(+)

diff --git a/tests/qemu-iotests/214 b/tests/qemu-iotests/214
index 21ec8a2..5f437e4 100755
--- a/tests/qemu-iotests/214
+++ b/tests/qemu-iotests/214
@@ -89,6 +89,15 @@ _check_test_img -r all
 $QEMU_IO -c "read  -P 0x11  0 4M" "$TEST_IMG" 2>&1 | _filter_qemu_io | _filter_testdir
 $QEMU_IO -c "read  -P 0x22 4M 4M" "$TEST_IMG" 2>&1 | _filter_qemu_io | _filter_testdir
 
+echo
+echo "=== Write compressed data to multiple clusters ==="
+echo
+# Create an empty image and fill three and half clusters with compressed data.
+_make_test_img 2M -o cluster_size=0x10000
+data_size=3*0x10000+0x8000
+$QEMU_IO -c "write -c -P 0x11 0 256k" "$TEST_IMG" \
+         2>&1 | _filter_qemu_io | _filter_testdir
+
 # success, all done
 echo '*** done'
 rm -f $seq.full
diff --git a/tests/qemu-iotests/214.out b/tests/qemu-iotests/214.out
index 0fcd8dc..2b908f6 100644
--- a/tests/qemu-iotests/214.out
+++ b/tests/qemu-iotests/214.out
@@ -32,4 +32,10 @@ read 4194304/4194304 bytes at offset 0
 4 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
 read 4194304/4194304 bytes at offset 4194304
 4 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+
+=== Write compressed data to multiple clusters ===
+
+Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=2097152
+wrote 262144/262144 bytes at offset 0
+256 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
 *** done
-- 
1.8.3.1