test.lua

component = require("component")
local event = require("event")

local cb = component.chat_box

while true do
 local addr, user, message = event.pull("chat_message")
   if user == "DeathRtH" then
     print("Death said something")
   elseif user == "Kodos" then
     print("Kodos said something")
   else print("Unknown command or error")
end
end