ComputerCraft VoidNet Ping Test Client

local modem = peripheral.find("modem")
modem.open(123) -- Open channel 123 to send and receive messages

-- Record the start time
local startTime = os.clock()

modem.transmit(123, 123, "ping")
print("Ping sent. Waiting for response...")

-- Introduce a short delay to simulate processing time
os.sleep(0.01) -- 10 milliseconds delay

-- Wait for a response
local _, _, _, _, response = os.pullEvent("modem_message")

-- Record the end time
local endTime = os.clock()

if response == "pong" then
    -- Calculate round-trip time in milliseconds
    local roundTripTime = (endTime - startTime) * 1000
    print("Pong received!")
    print(string.format("Round-trip time: %.2f ms", roundTripTime))
else
    print("No response or incorrect response received.")
end