Learning some OpenComputers API

testInventory.lua

local component = require("component");
local sides = require("sides");

local ica = component.inventory_controller.address;

print("ICA: " .. ica)

local proxy = component.proxy(ica);

--Lets try to find our inventories
-- Top is the source
-- East is the output

print("Source inventory size: " .. proxy.getInventorySize(sides.top));

-- Lets get all stacks from the inventory slots in Source
for i=0,proxy.getInventorySize(sides.top) do
  local item = proxy.getStackInSlot(sides.top, i)
  if item == nil then
    print("No item in slot " .. i);
  else
    print(item.size .. " of " .. item.id .. " - " .. item.name);
  end
end
print("all done!");