56 lines
1.8 KiB
Nim
56 lines
1.8 KiB
Nim
# beacon_chain
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# Copyright (c) 2018 Status Research & Development GmbH
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# Licensed and distributed under either of
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# * MIT license (license terms in the root directory or at http://opensource.org/licenses/MIT).
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# * Apache v2 license (license terms in the root directory or at http://www.apache.org/licenses/LICENSE-2.0).
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# at your option. This file may not be copied, modified, or distributed except according to those terms.
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{.used.}
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import
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unittest,
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../beacon_chain/spec/[datatypes, crypto],
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../beacon_chain/ssz
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# Sanity checks to make sure all the workarounds introduced
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# to deal with https://github.com/status-im/nim-beacon-chain/issues/374
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# and https://github.com/ethereum/eth2.0-specs/issues/1396
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# don't blow up.
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suite "Zero signature sanity checks":
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# Using signature directly triggers a bug
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# in object_serialization/stew: https://github.com/status-im/nim-beacon-chain/issues/396
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# test "SSZ serialization round-trip doesn't un-zero the signature":
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# let zeroSig = BlsValue[Signature](kind: OpaqueBlob)
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# check:
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# block:
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# var allZeros = true
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# for val in zeroSig.blob:
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# allZeros = allZeros and val == 0
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# allZeros
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# let sszZeroSig = SSZ.encode(zeroSig)
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# let deserZeroSig = SSZ.decode(sszZeroSig, ValidatorSig)
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# check(zeroSIg == deserZeroSig)
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test "SSZ serialization roundtrip of BeaconBlockHeader":
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let defaultBlockHeader = BeaconBlockHeader(
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signature: BlsValue[Signature](kind: OpaqueBlob)
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)
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check:
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block:
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var allZeros = true
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for val in defaultBlockHeader.signature.blob:
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allZeros = allZeros and val == 0
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allZeros
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let sszDefaultBlockHeader = SSZ.encode(defaultBlockHeader)
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let deserBlockHeader = SSZ.decode(sszDefaultBlockHeader, BeaconBlockHeader)
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check(defaultBlockHeader == deserBlockHeader)
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