nim-eth/tests/fuzzing/rlpx/thunk.nim

31 lines
1.0 KiB
Nim

import
testutils/fuzzing, chronos,
../../../eth/p2p, ../../../eth/p2p/rlpx, ../../../eth/p2p/private/p2p_types,
../../../eth/p2p/rlpx_protocols/eth_protocol,
../../p2p/p2p_test_helper
var
node1: EthereumNode
node2: EthereumNode
peer: Peer
let rng = newRng()
# This is not a good example of a fuzzing test and it would be much better
# to mock more to get rid of anything sockets, async, etc.
# However, it can and has provided reasonably quick results anyhow.
init:
node1 = setupTestNode(rng, eth)
node2 = setupTestNode(rng, eth)
node2.startListening()
peer = waitFor node1.rlpxConnect(newNode(node2.toENode()))
test:
aflLoop: # This appears to have unstable results with afl-clang-fast, probably
# because of undeterministic behaviour due to usage of network/async.
try:
var (msgId, msgData) = recvMsgMock(payload)
waitFor peer.invokeThunk(msgId.int, msgData)
except CatchableError as e:
debug "Test caused CatchableError", exception=e.name, trace=e.repr, msg=e.msg