test registri mechan us event pump regist look listen test registri collect match registri regist valu kei registri regist kei registri regist sub kei subkei match registri match kei foo check singl valu match registri match kei foo match registri match kei foo check singl match match registri match kei subkei match contain sub match contain equal match size registri unregist kei match registri match kei subkei check singl sub match test multip item regist singl kei set registri regist multi kei registri regist multi kei match registri match kei foo match contain multi match contain multi equal match size registri unregist multi kei match registri match kei foo check singl multi match registri unregist multi kei match registri match kei foo check singl multi match registri unregist multi kei registri match kei foo remov item remov entri kei registri regist multi kei registri regist multi kei registri unregist kei registri match kei foo registri regist multi kei subkei registri regist multi kei subkei match registri match kei subkei match contain multi match contain multi equal match size registri match kei foo registri unregist multi kei subkei match registri match kei subkei match registri match kei subkei match contain multi match contain multi equal match size registri unregist multi kei subkei match registri match kei subkei check singl multi match registri regist multi kei subkei registri regist multi kei registri unregist kei registri match kei subkei 