Dont call READCAPACITY from every single test.
Remove two arguments from the test signatures and turn them into globals.
remove the ret++ silliness. Tests return 0 : all ok, -2, skipped or -1 : test failed
Add a test for the standard INQUIRY data. The iscsi/scsi target should complete
the request successfully for all values of buffersize/allocation_length
of 1 to 255 bytes.
Signed-off-by: Ronnie Sahlberg <ronniesahlberg@gmail.com>