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
Send a write containing two DATA-IN PDUs in a sequence but both PDUs have DATASN==0
This is an error and the target should react to this as an invalid command
Signed-off-by: Ronnie Sahlberg <ronniesahlberg@gmail.com>