63 lines
2.0 KiB
Nim
63 lines
2.0 KiB
Nim
# beacon_chain
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# Copyright (c) 2018-2021 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 https://opensource.org/licenses/MIT).
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# * Apache v2 license (license terms in the root directory or at https://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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std/strutils,
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unittest2,
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../beacon_chain/spec/[eth2_ssz_serialization, crypto],
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../beacon_chain/spec/datatypes/base
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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/nimbus-eth2/issues/374
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# and https://github.com/ethereum/consensus-specs/issues/1396
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# don't blow up.
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suite "Zero signature sanity checks":
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# See:
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# - https://github.com/ethereum/consensus-specs/issues/1713
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# - https://github.com/status-im/nimbus-eth2/pull/2733
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test "SSZ serialization roundtrip of SignedBeaconBlockHeader":
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# For the Genesis block only
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# - https://github.com/status-im/nimbus-eth2/issues/396
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let defaultBlockHeader = SignedBeaconBlockHeader()
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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 =
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SSZ.decode(sszDefaultBlockHeader, SignedBeaconBlockHeader)
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check(defaultBlockHeader == deserBlockHeader)
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test "default initialization of signatures":
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block:
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let sig = default(CookedSig)
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doAssert sig.toValidatorSig().toHex() == "c" & '0'.repeat(191)
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block:
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let sig = AggregateSignature()
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doAssert sig.toHex() == "c" & '0'.repeat(191)
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block:
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let sig = ValidatorSig()
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doAssert sig.toHex() == '0'.repeat(192)
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test "Zero signatures cannot be loaded into a BLS signature object":
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let zeroSig = ValidatorSig()
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let s = zeroSig.load()
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check: s.isNone()
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