Categories
  -- Membership
  -- Sending data
  -- Receiving data
  

Membership Testcase

I. Membership 
   - all data transferred
   - discovery
   - startup listen only
   - startup broadcast only
   - timeouts
   - member leaves
   - test failure detector, stop broadcasting, but everything else stays alive

II. Message accuracy

III. Message throughput

IV. Tipis
   - ReplicatedMap - state transfer
   - Add element
   - Remove element
   - Change element
   
V. Channel
   - Start/stop levels
   - bogus flags in start/stop