nimbus-eth2/tests/test_merge_vectors.nim

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{.used.}
# https://notes.ethereum.org/@9AeMAlpyQYaAAyuj47BzRw/rkwW3ceVY
# Monitor traffic: socat -v TCP-LISTEN:9550,fork TCP-CONNECT:127.0.0.1:8550
import
unittest2,
chronos, web3/[engine_api_types, ethtypes],
../beacon_chain/eth1/eth1_monitor,
../beacon_chain/spec/[digest, presets],
./testutil
suite "Merge test vectors":
let web3Provider = (waitFor Web3DataProvider.new(
default(Eth1Address), "http://127.0.0.1:8550")).get
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test "getPayload, executePayload, and forkchoiceUpdated":
const feeRecipient =
Eth1Address.fromHex("0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b")
let
existingBlock = waitFor web3Provider.getBlockByNumber(0)
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payloadId = waitFor web3Provider.forkchoiceUpdated(
existingBlock.hash.asEth2Digest,
existingBlock.hash.asEth2Digest,
existingBlock.timestamp.uint64 + 12,
default(Eth2Digest).data, # Random
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feeRecipient)
payload = waitFor web3Provider.getPayload(
array[8, byte] (payloadId.payloadId.get))
payloadStatus = waitFor web3Provider.executePayload(payload)
fcupdatedStatus = waitFor web3Provider.forkchoiceUpdated(
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payload.blockHash.asEth2Digest,
payload.blockHash.asEth2Digest,
existingBlock.timestamp.uint64 + 24,
default(Eth2Digest).data, # Random
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feeRecipient)
payload2 = waitFor web3Provider.getPayload(
array[8, byte] (fcupdatedStatus.payloadId.get))
payloadStatus2 = waitFor web3Provider.executePayload(payload2)
fcupdatedStatus2 = waitFor web3Provider.forkchoiceUpdated(
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payload2.blockHash.asEth2Digest,
payload2.blockHash.asEth2Digest,
existingBlock.timestamp.uint64 + 36,
default(Eth2Digest).data, # Random
feeRecipient)
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check:
payloadStatus.status == "VALID"
fcupdatedStatus.status == "SUCCESS"
payloadStatus2.status == "VALID"
fcupdatedStatus2.status == "SUCCESS"