Implement tests for online expansion:

Implement tests for online expansion:
- init, init -R
- onetime, onetime -R
- 512 and 4k sectors
- encryption only
- encryption and authentication
- configure -r/-R for detached providers
- configure -r/-R for attached providers
- all keys allocated (10, 20 and 30MB provider sizes)
- keys allocated on demand (10, 20 and 30PB provider sizes)
- reading and writing to provider after expansion (10-30MB only)
- checking if metadata in old location is cleared.

Obtained from:	Fudo Security