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local copas = require("copas")
local synchttp = require("socket.http").request
local asynchttp = copas.http.request
local gettime = require("socket").gettime
local targets = {
"http://www.google.com",
"http://www.microsoft.com",
"http://www.apple.com",
"http://www.facebook.com",
"http://www.yahoo.com",
}
local function sync(list)
for _, host in ipairs(list) do
local res = synchttp(host)
if not res then
print("Error sync: "..host.." failed, rerun test!")
else
print("Sync host done: "..host)
end
end
end
local handler = function(host)
local res = asynchttp(host)
if not res then
print("Error async: "..host.." failed, rerun test!")
else
print("Async host done: "..host)
end
end
local function async(list)
for _, host in ipairs(list) do copas.addthread(handler, host) end
copas.loop()
end
-- three times to remove caching differences
async(targets)
async(targets)
async(targets)
print("\nNow starting the real test...\n")
local t1 = gettime()
print("Sync:")
sync(targets)
local t2 = gettime()
print("Async:")
async(targets)
local t3 = gettime()
print("\nResults:")
print("========")
print(" Sync : ", t2-t1)
print(" Async: ", t3-t2)
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