== make tmp sparse data dev files
== make scratch fs
== small new data device fails
rc: 1
== check sees data device errors
rc: 1
rc: 0
== preparing while mounted fails
rc: 1
== preparing without recovery fails
rc: 1
== check sees metadata errors
rc: 1
rc: 1
== preparing with file data fails
rc: 1
== preparing after emptied
rc: 0
== checks pass
rc: 0
rc: 0
== using prepared
== preparing larger and resizing
rc: 0
equal_prepared
large_prepared
resized larger test rc: 0
== cleanup
