Signed-off-by: NChristoph Hellwig <hch@lst.de>
Reviwed-by: NKevin Wolf <kwolf@redhat.com>

The write pattern value 0axb is invalid and evaluates to 0,
so the read check (which uses a correct value of 0xab) will fail.

This failure will only be detected with a separate patch for
qemu-io. Without it, qemu-io cannot interpret hex values
and always uses a pattern value of 0.
Signed-off-by: NStefan Weil <weil@mail.berlios.de>
Signed-off-by: NChristoph Hellwig <hch@lst.de>

Pretend that a non-implemented check is always successful and thus allow
various tests that were qcow2-specific before to be generic.
Signed-off-by: NChristoph Hellwig <hch@lst.de>
Reviewed-by: NKevin Wolf <kwolf@redhat.com>

Signed-off-by: NChristoph Hellwig <hch@lst.de>

Signed-off-by: NChristoph Hellwig <hch@lst.de>

015: Combined test to grow the refcount table and test snapshots.
Signed-off-by: NKevin Wolf <kwolf@redhat.com>
Signed-off-by: NChristoph Hellwig <hch@lst.de>

The vpc format doesn't support large enough image size for this test.
Signed-off-by: NKevin Wolf <kwolf@redhat.com>

Signed-off-by: NKevin Wolf <kwolf@redhat.com>