prysm-pulse/testing/util/capella_block_test.go
terencechain d17996f8b0
Update to V4 🚀 (#12134)
* Update V3 from V4

* Fix build v3 -> v4

* Update ssz

* Update beacon_chain.pb.go

* Fix formatter import

* Update update-mockgen.sh comment to v4

* Fix conflicts. Pass build and tests

* Fix test
2023-03-17 18:52:56 +00:00

36 lines
1.2 KiB
Go

package util
import (
"testing"
"github.com/prysmaticlabs/prysm/v4/beacon-chain/core/signing"
"github.com/prysmaticlabs/prysm/v4/beacon-chain/core/time"
"github.com/prysmaticlabs/prysm/v4/config/params"
"github.com/prysmaticlabs/prysm/v4/crypto/hash"
"github.com/prysmaticlabs/prysm/v4/encoding/ssz"
"github.com/prysmaticlabs/prysm/v4/testing/require"
)
func TestGenerateBLSToExecutionChange(t *testing.T) {
st, keys := DeterministicGenesisStateCapella(t, 64)
change, err := GenerateBLSToExecutionChange(st, keys[0], 0)
require.NoError(t, err)
message := change.Message
val, err := st.ValidatorAtIndex(message.ValidatorIndex)
require.NoError(t, err)
cred := val.WithdrawalCredentials
require.DeepEqual(t, cred[0], params.BeaconConfig().BLSWithdrawalPrefixByte)
fromPubkey := message.FromBlsPubkey
hashFn := ssz.NewHasherFunc(hash.CustomSHA256Hasher())
digest := hashFn.Hash(fromPubkey)
require.DeepEqual(t, digest[1:], digest[1:])
domain, err := signing.Domain(st.Fork(), time.CurrentEpoch(st), params.BeaconConfig().DomainBLSToExecutionChange, st.GenesisValidatorsRoot())
require.NoError(t, err)
require.NoError(t, signing.VerifySigningRoot(message, fromPubkey, change.Signature, domain))
}