anchor.diff:  parse_transformers_ocf_test() ->
       Data = eavro:read_ocf("../test/data/transformers.avro"),
       ?assertMatch( 
  -       {Schema = #avro_record{},
  +       {_Schema = #avro_record{},
   	_Blocks = 
   	   [_Block = 
   		[ _Rec1 = [<<"0000">>, <<"Optimus">>,<<"Prime">> |_] | _ ]
  
positive.code: parse_twitter_ocf_test() ->
      Data = eavro:read_ocf("../test/data/twitter.avro"),
      ?assertMatch( 
         {Schema = #avro_record{},
  	_Blocks = 
  	   [_Block = 
  		[ _Rec1 = [<<"miguno">>,<<"Rock: Nerf paper, scissors is fine.">>,
  
negative.code: 		    { Schema, zlists:expand(ZInstances) }
  	    end),
      ?assertMatch( 
         {_Schema = #avro_record{},
  	_Instances = 
  	   [
  	    _Instance = [<<"0000">>, <<"Optimus">>,<<"Prime">> |_] | _ 
  