diff mbox series

[v2,2/6] tests/qemu-iotests: add case of writing compressed data to multiple clusters

Message ID 1570026166-748566-3-git-send-email-andrey.shinkevich@virtuozzo.com (mailing list archive)
State New, archived
Headers show
Series qcow2: advanced compression options | expand

Commit Message

Andrey Shinkevich Oct. 2, 2019, 2:22 p.m. UTC
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(+)

Comments

Vladimir Sementsov-Ogievskiy Oct. 3, 2019, 2:21 p.m. UTC | #1
02.10.2019 17:22, Andrey Shinkevich wrote:
> 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.

Hmm, but we support only aligned to cluster writes, isn't it? With the only exception for
last cluster of the image?

> +_make_test_img 2M -o cluster_size=0x10000
> +data_size=3*0x10000+0x8000

data_size is unused.

> +$QEMU_IO -c "write -c -P 0x11 0 256k" "$TEST_IMG" \
> +         2>&1 | _filter_qemu_io | _filter_testdir
> +

will be good to check img and print qemu img map (or something like this) to see these
compressed clusters.

>   # 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
>
diff mbox series

Patch

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