diff options
Diffstat (limited to 'tests/qemu-iotests/154')
| -rwxr-xr-x | tests/qemu-iotests/154 | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/tests/qemu-iotests/154 b/tests/qemu-iotests/154 index 23f1b3ab16..5905c55de9 100755 --- a/tests/qemu-iotests/154 +++ b/tests/qemu-iotests/154 @@ -115,6 +115,46 @@ $QEMU_IO -c "read -P 0 40k 3k" "$TEST_IMG" | _filter_qemu_io $QEMU_IMG map --output=json "$TEST_IMG" | _filter_qemu_img_map echo +echo == write_zeroes covers non-zero data == + +CLUSTER_SIZE=512 TEST_IMG="$TEST_IMG.base" _make_test_img $size +_make_test_img -b "$TEST_IMG.base" + +# non-zero data at front of request +# Backing file: -- XX -- -- +# Active layer: -- 00 00 -- + +$QEMU_IO -c "write -P 0x11 5k 1k" "$TEST_IMG.base" | _filter_qemu_io +$QEMU_IO -c "write -z 5k 2k" "$TEST_IMG" | _filter_qemu_io +$QEMU_IO -c "read -P 0 4k 4k" "$TEST_IMG" | _filter_qemu_io + +# non-zero data at end of request +# Backing file: -- -- XX -- +# Active layer: -- 00 00 -- + +$QEMU_IO -c "write -P 0x11 14k 1k" "$TEST_IMG.base" | _filter_qemu_io +$QEMU_IO -c "write -z 13k 2k" "$TEST_IMG" | _filter_qemu_io +$QEMU_IO -c "read -P 0 12k 4k" "$TEST_IMG" | _filter_qemu_io + +# non-zero data matches size of request +# Backing file: -- XX XX -- +# Active layer: -- 00 00 -- + +$QEMU_IO -c "write -P 0x11 21k 2k" "$TEST_IMG.base" | _filter_qemu_io +$QEMU_IO -c "write -z 21k 2k" "$TEST_IMG" | _filter_qemu_io +$QEMU_IO -c "read -P 0 20k 4k" "$TEST_IMG" | _filter_qemu_io + +# non-zero data smaller than request +# Backing file: -- -X X- -- +# Active layer: -- 00 00 -- + +$QEMU_IO -c "write -P 0x11 30208 1k" "$TEST_IMG.base" | _filter_qemu_io +$QEMU_IO -c "write -z 29k 2k" "$TEST_IMG" | _filter_qemu_io +$QEMU_IO -c "read -P 0 28k 4k" "$TEST_IMG" | _filter_qemu_io + +$QEMU_IMG map --output=json "$TEST_IMG" | _filter_qemu_img_map + +echo echo == spanning two clusters, non-zero before request == CLUSTER_SIZE=512 TEST_IMG="$TEST_IMG.base" _make_test_img $size |