anchor.diff:                           write(system,<<"binChannel">>,[{1,#{a=>1}},{2,#{b=>2}}])),
           ?assertException(throw, {ClEr,{"Bad datatype, expected binary",[a]}},
                            write(system,<<"binChannel">>,[{1,[a]},{2,[b]}])),
  +
  +        ?assertMatch(ok, create_check_channel(<<"noOptsChannel">>,[])),
  +        ?assertMatch(ok, create_check_channel(<<"noHistoryHChannel">>,[audit])),
  +
  +        ?assertEqual(#{chash => <<"24FBRP">>,ckey => test,cvalue => <<"{\"a\":\"a\"}">>}, write(system,<<"noOptsChannel">>,test, <<"{\"a\":\"a\"}">>)),
  +        ?assertEqual(#{chash => <<"24FBRP">>,ckey => test,cvalue => <<"{\"a\":\"a\"}">>}, write(system,<<"noHistoryHChannel">>,test, <<"{\"a\":\"a\"}">>)),
  +
  +        ?assertEqual([#{chash => <<"24FBRP">>,ckey => test,cvalue => <<"{\"a\":\"a\"}">>}], read(system,<<"noOptsChannel">>, [test])),
  +        ?assertEqual([#{chash => <<"24FBRP">>,ckey => test,cvalue => <<"{\"a\":\"a\"}">>}], read(system,<<"noHistoryHChannel">>, [test])),
   
           ?assertEqual(<<"skvhTest">>, table_name(?Channel)),
   
  
positive.code:     catch imem_meta:drop_table(mapChannel),
      catch imem_meta:drop_table(lstChannel),
      catch imem_meta:drop_table(binChannel),
      catch imem_meta:drop_table(skvhTest),
      catch imem_meta:drop_table(skvhTestAudit_86400@_),
      catch imem_meta:drop_table(skvhTestHist),
  
negative.code:     catch imem_meta:drop_table(mapChannel),
      catch imem_meta:drop_table(lstChannel),
      catch imem_meta:drop_table(binChannel),
      catch imem_meta:drop_table(noOptsChannel),
      catch imem_meta:drop_table(noHistoryHChannel),
      catch imem_meta:drop_table(skvhTest),
      catch imem_meta:drop_table(skvhTestAudit_86400@_),
      catch imem_meta:drop_table(skvhTestHist),
  