nim-libp2p/tests/testtransport.nim

204 lines
6.6 KiB
Nim

import unittest
import chronos
import ../libp2p/[errors,
connection,
transports/transport,
transports/tcptransport,
multiaddress,
wire]
when defined(nimHasUsed): {.used.}
const
StreamTransportTrackerName = "stream.transport"
StreamServerTrackerName = "stream.server"
template ignoreErrors(body: untyped): untyped =
try:
body
except:
echo getCurrentExceptionMsg()
suite "TCP transport":
teardown:
check:
# getTracker(ConnectionTrackerName).isLeaked() == false
getTracker(AsyncStreamReaderTrackerName).isLeaked() == false
getTracker(AsyncStreamWriterTrackerName).isLeaked() == false
getTracker(StreamTransportTrackerName).isLeaked() == false
getTracker(StreamServerTrackerName).isLeaked() == false
test "test listener: handle write":
proc testListener(): Future[bool] {.async, gcsafe.} =
let ma: MultiAddress = Multiaddress.init("/ip4/0.0.0.0/tcp/0")
let handlerWait = newFuture[void]()
proc connHandler(conn: Connection) {.async, gcsafe.} =
await conn.write(cstring("Hello!"), 6)
await conn.close()
handlerWait.complete()
let transport: TcpTransport = newTransport(TcpTransport)
asyncCheck transport.listen(ma, connHandler)
let streamTransport = await connect(transport.ma)
let msg = await streamTransport.read(6)
await handlerWait.wait(5000.millis) # when no issues will not wait that long!
await streamTransport.closeWait()
await transport.close()
result = cast[string](msg) == "Hello!"
check:
waitFor(testListener()) == true
test "test listener: handle read":
proc testListener(): Future[bool] {.async.} =
let ma: MultiAddress = Multiaddress.init("/ip4/0.0.0.0/tcp/0")
let handlerWait = newFuture[void]()
proc connHandler(conn: Connection) {.async, gcsafe.} =
let msg = await conn.read(6)
check cast[string](msg) == "Hello!"
await conn.close()
handlerWait.complete()
let transport: TcpTransport = newTransport(TcpTransport)
asyncCheck await transport.listen(ma, connHandler)
let streamTransport: StreamTransport = await connect(transport.ma)
let sent = await streamTransport.write("Hello!", 6)
await handlerWait.wait(5000.millis) # when no issues will not wait that long!
await streamTransport.closeWait()
await transport.close()
result = sent == 6
check:
waitFor(testListener()) == true
test "test dialer: handle write":
proc testDialer(address: TransportAddress): Future[bool] {.async.} =
let handlerWait = newFuture[void]()
proc serveClient(server: StreamServer,
transp: StreamTransport) {.async, gcsafe.} =
var wstream = newAsyncStreamWriter(transp)
await wstream.write("Hello!")
await wstream.finish()
await wstream.closeWait()
await transp.closeWait()
server.stop()
server.close()
handlerWait.complete()
var server = createStreamServer(address, serveClient, {ReuseAddr})
server.start()
let ma: MultiAddress = MultiAddress.init(server.sock.getLocalAddress())
let transport: TcpTransport = newTransport(TcpTransport)
let conn = await transport.dial(ma)
let msg = await conn.read(6)
result = cast[string](msg) == "Hello!"
await handlerWait.wait(5000.millis) # when no issues will not wait that long!
await conn.close()
await transport.close()
server.stop()
server.close()
await server.join()
check:
waitFor(testDialer(initTAddress("0.0.0.0:0"))) == true
test "test dialer: handle write":
proc testDialer(address: TransportAddress): Future[bool] {.async, gcsafe.} =
let handlerWait = newFuture[void]()
proc serveClient(server: StreamServer,
transp: StreamTransport) {.async, gcsafe.} =
var rstream = newAsyncStreamReader(transp)
let msg = await rstream.read(6)
check cast[string](msg) == "Hello!"
await rstream.closeWait()
await transp.closeWait()
server.stop()
server.close()
handlerWait.complete()
var server = createStreamServer(address, serveClient, {ReuseAddr})
server.start()
let ma: MultiAddress = MultiAddress.init(server.sock.getLocalAddress())
let transport: TcpTransport = newTransport(TcpTransport)
let conn = await transport.dial(ma)
await conn.write(cstring("Hello!"), 6)
result = true
await handlerWait.wait(5000.millis) # when no issues will not wait that long!
await conn.close()
await transport.close()
server.stop()
server.close()
await server.join()
check:
waitFor(testDialer(initTAddress("0.0.0.0:0"))) == true
test "e2e: handle write":
proc testListenerDialer(): Future[bool] {.async.} =
let ma: MultiAddress = Multiaddress.init("/ip4/0.0.0.0/tcp/0")
let handlerWait = newFuture[void]()
proc connHandler(conn: Connection) {.async, gcsafe.} =
await conn.write(cstring("Hello!"), 6)
await conn.close()
handlerWait.complete()
let transport1: TcpTransport = newTransport(TcpTransport)
asyncCheck transport1.listen(ma, connHandler)
let transport2: TcpTransport = newTransport(TcpTransport)
let conn = await transport2.dial(transport1.ma)
let msg = await conn.read(6)
await handlerWait.wait(5000.millis) # when no issues will not wait that long!
await conn.close()
await transport2.close()
await transport1.close()
result = cast[string](msg) == "Hello!"
check:
waitFor(testListenerDialer()) == true
test "e2e: handle read":
proc testListenerDialer(): Future[bool] {.async.} =
let ma: MultiAddress = Multiaddress.init("/ip4/0.0.0.0/tcp/0")
let handlerWait = newFuture[void]()
proc connHandler(conn: Connection) {.async, gcsafe.} =
let msg = await conn.read(6)
check cast[string](msg) == "Hello!"
await conn.close()
handlerWait.complete()
let transport1: TcpTransport = newTransport(TcpTransport)
asyncCheck transport1.listen(ma, connHandler)
let transport2: TcpTransport = newTransport(TcpTransport)
let conn = await transport2.dial(transport1.ma)
await conn.write(cstring("Hello!"), 6)
await handlerWait.wait(5000.millis) # when no issues will not wait that long!
await conn.close()
await transport2.close()
await transport1.close()
result = true
check:
waitFor(testListenerDialer()) == true