nimbus-eth1/tests/test_merge.nim

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# Nimbus
# Copyright (c) 2018 Status Research & Development GmbH
# Licensed under either of
# * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE))
# * MIT license ([LICENSE-MIT](LICENSE-MIT))
# at your option.
# This file may not be copied, modified, or distributed except according to
# those terms.
import
std/[json, os, strutils, typetraits],
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unittest2,
json_rpc/[rpcserver, rpcclient],
web3/[engine_api_types],
../nimbus/sync/protocol,
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../nimbus/rpc,
../nimbus/common,
../nimbus/config,
../nimbus/core/[sealer, tx_pool, chain],
../nimbus/rpc/merge/[mergetypes, merger],
./test_helpers
const
baseDir = "tests" / "merge"
paramsFile = baseDir / "params.json"
stepsFile = baseDir / "steps.json"
type
Step = ref object
name: string
meth: string
params: JSonNode
expect: JsonNode
error : bool
Steps = ref object
list: seq[Step]
proc parseStep(s: Step, node: JsonNode) =
for k, v in node:
case k
of "name": s.name = v.getStr()
of "method": s.meth = v.getStr()
of "params": s.params = v
of "expect": s.expect = v
of "error": s.error = true
else:
doAssert(false, "unknown key: " & k)
proc parseSteps(node: JsonNode): Steps =
let ss = Steps(list: @[])
for n in node:
let s = Step()
s.parseStep(n)
ss.list.add s
ss
proc forkChoiceUpdate(step: Step, client: RpcClient, testStatusIMPL: var TestStatus) =
let arg = step.params[1]
if arg.kind == JNull:
step.params.elems.setLen(1)
let res = waitFor client.call(step.meth, step.params)
check toLowerAscii($res) == toLowerAscii($step.expect)
proc getPayload(step: Step, client: RpcClient, testStatusIMPL: var TestStatus) =
try:
let res = waitFor client.call(step.meth, step.params)
check toLowerAscii($res) == toLowerAscii($step.expect)
except:
check step.error == true
proc newPayload(step: Step, client: RpcClient, testStatusIMPL: var TestStatus) =
let res = waitFor client.call(step.meth, step.params)
check toLowerAscii($res) == toLowerAscii($step.expect)
proc runTest(steps: Steps) =
let
conf = makeConfig(@["--custom-network:" & paramsFile])
ctx = newEthContext()
ethNode = setupEthNode(conf, ctx, eth)
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com = CommonRef.new(
newMemoryDb(),
conf.pruneMode == PruneMode.Full,
conf.networkId,
conf.networkParams
)
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chainRef = newChain(com)
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com.initializeEmptyDb()
var
rpcServer = newRpcSocketServer(["localhost:" & $conf.rpcPort])
client = newRpcSocketClient()
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txPool = TxPoolRef.new(com, conf.engineSigner)
sealingEngine = SealingEngineRef.new(
chainRef, ctx, conf.engineSigner,
txPool, EnginePostMerge
)
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merger = MergerRef.new(com.db)
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setupEthRpc(ethNode, ctx, com, txPool, rpcServer)
setupEngineAPI(sealingEngine, rpcServer, merger)
sealingEngine.start()
rpcServer.start()
waitFor client.connect("localhost", conf.rpcPort)
suite "Engine API tests":
for i, step in steps.list:
test $i & " " & step.name:
case step.meth
of "engine_forkchoiceUpdatedV1":
forkChoiceUpdate(step, client, testStatusIMPL)
of "engine_getPayloadV1":
getPayload(step, client, testStatusIMPL)
of "engine_newPayloadV1":
newPayload(step, client, testStatusIMPL)
else:
doAssert(false, "unknown method: " & step.meth)
waitFor client.close()
waitFor sealingEngine.stop()
rpcServer.stop()
waitFor rpcServer.closeWait()
proc testEngineAPI() =
let node = parseJSON(readFile(stepsFile))
let steps = parseSteps(node)
runTest(steps)
proc toId(x: int): PayloadId =
var id: distinctBase PayloadId
id[^1] = x.byte
PayloadId(id)
proc `==`(a, b: Quantity): bool =
uint64(a) == uint64(b)
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proc testEngineApiSupport() =
var api = EngineAPIRef.new(nil)
let
id1 = toId(1)
id2 = toId(2)
ep1 = ExecutionPayloadV1(gasLimit: Quantity 100)
ep2 = ExecutionPayloadV1(gasLimit: Quantity 101)
hdr1 = EthBlockHeader(gasLimit: 100)
hdr2 = EthBlockHeader(gasLimit: 101)
hash1 = hdr1.blockHash
hash2 = hdr2.blockHash
suite "Test engine api support":
test "test payload queue":
api.put(id1, ep1)
api.put(id2, ep2)
var eep1, eep2: ExecutionPayloadV1
check api.get(id1, eep1)
check api.get(id2, eep2)
check eep1.gasLimit == ep1.gasLimit
check eep2.gasLimit == ep2.gasLimit
test "test header queue":
api.put(hash1, hdr1)
api.put(hash2, hdr2)
var eh1, eh2: EthBlockHeader
check api.get(hash1, eh1)
check api.get(hash2, eh2)
check eh1.gasLimit == hdr1.gasLimit
check eh2.gasLimit == hdr2.gasLimit
proc mergeMain*() =
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# temporary disable it until engine API more stable
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testEngineAPI()
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testEngineApiSupport()
when isMainModule:
mergeMain()