mirror of
https://gitlab.com/pulsechaincom/prysm-pulse.git
synced 2024-12-23 20:07:17 +00:00
36 lines
1.2 KiB
Go
36 lines
1.2 KiB
Go
package util
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import (
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"testing"
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"github.com/prysmaticlabs/prysm/v3/beacon-chain/core/signing"
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"github.com/prysmaticlabs/prysm/v3/beacon-chain/core/time"
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"github.com/prysmaticlabs/prysm/v3/config/params"
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"github.com/prysmaticlabs/prysm/v3/crypto/hash"
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"github.com/prysmaticlabs/prysm/v3/encoding/ssz"
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"github.com/prysmaticlabs/prysm/v3/testing/require"
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)
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func TestGenerateBLSToExecutionChange(t *testing.T) {
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st, keys := DeterministicGenesisStateCapella(t, 64)
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change, err := GenerateBLSToExecutionChange(st, keys[0], 0)
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require.NoError(t, err)
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message := change.Message
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val, err := st.ValidatorAtIndex(message.ValidatorIndex)
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require.NoError(t, err)
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cred := val.WithdrawalCredentials
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require.DeepEqual(t, cred[0], params.BeaconConfig().BLSWithdrawalPrefixByte)
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fromPubkey := message.FromBlsPubkey
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hashFn := ssz.NewHasherFunc(hash.CustomSHA256Hasher())
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digest := hashFn.Hash(fromPubkey)
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require.DeepEqual(t, digest[1:], digest[1:])
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domain, err := signing.Domain(st.Fork(), time.CurrentEpoch(st), params.BeaconConfig().DomainBLSToExecutionChange, st.GenesisValidatorsRoot())
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require.NoError(t, err)
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require.NoError(t, signing.VerifySigningRoot(message, fromPubkey, change.Signature, domain))
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}
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