nim-eth/tests/p2p/test_waku_bridge.nim

97 lines
3.8 KiB
Nim

#
# Ethereum P2P
# (c) Copyright 2018
# Status Research & Development GmbH
#
# Licensed under either of
# Apache License, version 2.0, (LICENSE-APACHEv2)
# MIT license (LICENSE-MIT)
import
sequtils, unittest, tables, chronos, eth/p2p, eth/p2p/peer_pool,
eth/p2p/rlpx_protocols/waku_bridge,
eth/p2p/rlpx_protocols/waku_protocol as waku,
eth/p2p/rlpx_protocols/whisper_protocol as whisper,
./p2p_test_helper
let safeTTL = 5'u32
let waitInterval = waku.messageInterval + 150.milliseconds
suite "Waku - Whisper bridge tests":
# Waku Whisper node has both capabilities, listens to Whisper and Waku and
# relays traffic between the two.
var
nodeWakuWhisper = setupTestNode(Whisper, Waku) # This will be the bridge
nodeWhisper = setupTestNode(Whisper)
nodeWaku = setupTestNode(Waku)
nodeWakuWhisper.startListening()
let bridgeNode = newNode(initENode(nodeWakuWhisper.keys.pubKey,
nodeWakuWhisper.address))
nodeWakuWhisper.shareMessageQueue()
waitFor nodeWhisper.peerPool.connectToNode(bridgeNode)
waitFor nodeWaku.peerPool.connectToNode(bridgeNode)
asyncTest "WakuWhisper and Whisper peers connected":
check:
nodeWhisper.peerPool.connectedNodes.len() == 1
nodeWaku.peerPool.connectedNodes.len() == 1
asyncTest "Whisper - Waku communcation via bridge":
# topic whisper node subscribes to, waku node posts to
let topic1 = [byte 0x12, 0, 0, 0]
# topic waku node subscribes to, whisper node posts to
let topic2 = [byte 0x34, 0, 0, 0]
var payloads = [repeat(byte 0, 10), repeat(byte 1, 10)]
var futures = [newFuture[int](), newFuture[int]()]
proc handler1(msg: whisper.ReceivedMessage) =
check msg.decoded.payload == payloads[0]
futures[0].complete(1)
proc handler2(msg: waku.ReceivedMessage) =
check msg.decoded.payload == payloads[1]
futures[1].complete(1)
var filter1 = whisper.subscribeFilter(nodeWhisper,
whisper.newFilter(topics = @[topic1]), handler1)
var filter2 = waku.subscribeFilter(nodeWaku,
waku.newFilter(topics = @[topic2]), handler2)
check:
# Message should also end up in the Whisper node its queue via the bridge
waku.postMessage(nodeWaku, ttl = safeTTL + 1, topic = topic1,
payload = payloads[0]) == true
# Message should also end up in the Waku node its queue via the bridge
whisper.postMessage(nodeWhisper, ttl = safeTTL, topic = topic2,
payload = payloads[1]) == true
nodeWhisper.protocolState(Whisper).queue.items.len == 1
nodeWaku.protocolState(Waku).queue.items.len == 1
# waitInterval*2 as messages have to pass the bridge also (2 hops)
await allFutures(futures).withTimeout(waitInterval*2)
# Relay can receive Whisper & Waku messages
nodeWakuWhisper.protocolState(Whisper).queue.items.len == 2
nodeWakuWhisper.protocolState(Waku).queue.items.len == 2
# Whisper node can receive Waku messages (via bridge)
nodeWhisper.protocolState(Whisper).queue.items.len == 2
# Waku node can receive Whisper messages (via bridge)
nodeWaku.protocolState(Waku).queue.items.len == 2
whisper.unsubscribeFilter(nodeWhisper, filter1) == true
waku.unsubscribeFilter(nodeWaku, filter2) == true
# XXX: This reads a bit weird, but eh
waku.resetMessageQueue(nodeWaku)
whisper.resetMessageQueue(nodeWhisper)
# shared queue so Waku and Whisper should be set to 0
waku.resetMessageQueue(nodeWakuWhisper)
check:
nodeWhisper.protocolState(Whisper).queue.items.len == 0
nodeWaku.protocolState(Waku).queue.items.len == 0
nodeWakuWhisper.protocolState(Whisper).queue.items.len == 0
nodeWakuWhisper.protocolState(Waku).queue.items.len == 0