lune/tests/net/serve.luau
2023-02-11 23:29:17 +01:00

101 lines
3.1 KiB
Lua

local PORT = 8080
local URL = `http://127.0.0.1:{PORT}`
local WS_URL = `ws://127.0.0.1:{PORT}`
local REQUEST = "Hello from client!"
local RESPONSE = "Hello, lune!"
local handle = net.serve(PORT, function(request)
-- info("Request:", request)
-- info("Responding with", RESPONSE)
assert(request.path == "/some/path")
assert(request.query.key == "param2")
assert(request.query.key2 == "param3")
return RESPONSE
end)
local response = net.request(URL .. "/some/path?key=param1&key=param2&key2=param3").body
assert(response == RESPONSE, "Invalid response from server")
handle.stop()
-- Stopping is not guaranteed to happen instantly since it is async, but
-- it should happen on the next yield, so we wait the minimum amount here
task.wait()
-- Sending a net request may error if there was
-- a connection issue, we should handle that here
local success, response2 = pcall(net.request, URL)
if not success then
local message = tostring(response2)
assert(
string.find(message, "Connection reset")
or string.find(message, "Connection closed")
or string.find(message, "Connection refused"),
"Server did not stop responding to requests"
)
else
assert(not response2.ok, "Server did not stop responding to requests")
end
--[[
Trying to stop the server again should error and
mention that the server has already been stopped
Note that we cast pcall to any because of a
Luau limitation where it throws a type error for
`err` because handle.stop doesn't return any value
]]
local success2, err = (pcall :: any)(handle.stop)
assert(not success2, "Calling stop twice on the net serve handle should error")
local message = tostring(err)
assert(
string.find(message, "stop")
or string.find(message, "shutdown")
or string.find(message, "shut down"),
"The error message for calling stop twice on the net serve handle should be descriptive"
)
--[[
Serve should also take a full config with handler functions
A server should also be able to start on the previously closed port
]]
local handle2 = net.serve(PORT, {
handleRequest = function()
return RESPONSE
end,
handleWebSocket = function(socket)
local socketMessage = socket.next()
assert(socketMessage == REQUEST, "Invalid web socket request from client")
socket.send(RESPONSE)
socket.close()
end,
})
local response3 = net.request(URL).body
assert(response3 == RESPONSE, "Invalid response from server")
-- Web socket client should work
local socket = net.socket(WS_URL)
socket.send(REQUEST)
local socketMessage = socket.next()
assert(socketMessage ~= nil, "Got no web socket response from server")
assert(socketMessage == RESPONSE, "Invalid web socket response from server")
socket.close()
-- Wait for the socket to close and make sure we can't send messages afterwards
task.wait()
local success3, err2 = (pcall :: any)(socket.send, "")
assert(not success3, "Sending messages after the socket has been closed should error")
local message2 = tostring(err2)
assert(
string.find(message2, "close") or string.find(message2, "closing"),
"The error message for sending messages on a closed web socket should be descriptive"
)
-- Stop the server to end the test
handle2.stop()