prysm-pulse/beacon-chain/core/blocks/deposit_test.go
terence tsao a4be7c4a46
Testutil: Reset deposit cache internally (#9059)
* Reset testutil cache internally

* Fix import

* Fix test to correct error

Co-authored-by: prylabs-bulldozer[bot] <58059840+prylabs-bulldozer[bot]@users.noreply.github.com>
2021-06-18 04:05:40 +00:00

341 lines
11 KiB
Go

package blocks_test
import (
"context"
"testing"
types "github.com/prysmaticlabs/eth2-types"
"github.com/prysmaticlabs/prysm/beacon-chain/core/blocks"
"github.com/prysmaticlabs/prysm/beacon-chain/core/helpers"
"github.com/prysmaticlabs/prysm/beacon-chain/state/stateV0"
pb "github.com/prysmaticlabs/prysm/proto/beacon/p2p/v1"
ethpb "github.com/prysmaticlabs/prysm/proto/eth/v1alpha1"
"github.com/prysmaticlabs/prysm/shared/bls"
"github.com/prysmaticlabs/prysm/shared/bytesutil"
"github.com/prysmaticlabs/prysm/shared/params"
"github.com/prysmaticlabs/prysm/shared/testutil"
"github.com/prysmaticlabs/prysm/shared/testutil/assert"
"github.com/prysmaticlabs/prysm/shared/testutil/require"
"github.com/prysmaticlabs/prysm/shared/trieutil"
)
func TestProcessDeposits_SameValidatorMultipleDepositsSameBlock(t *testing.T) {
// Same validator created 3 valid deposits within the same block
dep, _, err := testutil.DeterministicDepositsAndKeysSameValidator(3)
require.NoError(t, err)
eth1Data, err := testutil.DeterministicEth1Data(len(dep))
require.NoError(t, err)
b := testutil.NewBeaconBlock()
b.Block = &ethpb.BeaconBlock{
Body: &ethpb.BeaconBlockBody{
// 3 deposits from the same validator
Deposits: []*ethpb.Deposit{dep[0], dep[1], dep[2]},
},
}
registry := []*ethpb.Validator{
{
PublicKey: []byte{1},
WithdrawalCredentials: []byte{1, 2, 3},
},
}
balances := []uint64{0}
beaconState, err := stateV0.InitializeFromProto(&pb.BeaconState{
Validators: registry,
Balances: balances,
Eth1Data: eth1Data,
Fork: &pb.Fork{
PreviousVersion: params.BeaconConfig().GenesisForkVersion,
CurrentVersion: params.BeaconConfig().GenesisForkVersion,
},
})
require.NoError(t, err)
newState, err := blocks.ProcessDeposits(context.Background(), beaconState, b.Block.Body.Deposits)
require.NoError(t, err, "Expected block deposits to process correctly")
assert.Equal(t, 2, len(newState.Validators()), "Incorrect validator count")
}
func TestProcessDeposits_MerkleBranchFailsVerification(t *testing.T) {
deposit := &ethpb.Deposit{
Data: &ethpb.Deposit_Data{
PublicKey: bytesutil.PadTo([]byte{1, 2, 3}, 48),
WithdrawalCredentials: make([]byte, 32),
Signature: make([]byte, 96),
},
}
leaf, err := deposit.Data.HashTreeRoot()
require.NoError(t, err)
// We then create a merkle branch for the test.
depositTrie, err := trieutil.GenerateTrieFromItems([][]byte{leaf[:]}, params.BeaconConfig().DepositContractTreeDepth)
require.NoError(t, err, "Could not generate trie")
proof, err := depositTrie.MerkleProof(0)
require.NoError(t, err, "Could not generate proof")
deposit.Proof = proof
b := testutil.NewBeaconBlock()
b.Block = &ethpb.BeaconBlock{
Body: &ethpb.BeaconBlockBody{
Deposits: []*ethpb.Deposit{deposit},
},
}
beaconState, err := stateV0.InitializeFromProto(&pb.BeaconState{
Eth1Data: &ethpb.Eth1Data{
DepositRoot: []byte{0},
BlockHash: []byte{1},
},
})
require.NoError(t, err)
want := "deposit root did not verify"
_, err = blocks.ProcessDeposits(context.Background(), beaconState, b.Block.Body.Deposits)
assert.ErrorContains(t, want, err)
}
func TestProcessDeposits_AddsNewValidatorDeposit(t *testing.T) {
dep, _, err := testutil.DeterministicDepositsAndKeys(1)
require.NoError(t, err)
eth1Data, err := testutil.DeterministicEth1Data(len(dep))
require.NoError(t, err)
b := testutil.NewBeaconBlock()
b.Block = &ethpb.BeaconBlock{
Body: &ethpb.BeaconBlockBody{
Deposits: []*ethpb.Deposit{dep[0]},
},
}
registry := []*ethpb.Validator{
{
PublicKey: []byte{1},
WithdrawalCredentials: []byte{1, 2, 3},
},
}
balances := []uint64{0}
beaconState, err := stateV0.InitializeFromProto(&pb.BeaconState{
Validators: registry,
Balances: balances,
Eth1Data: eth1Data,
Fork: &pb.Fork{
PreviousVersion: params.BeaconConfig().GenesisForkVersion,
CurrentVersion: params.BeaconConfig().GenesisForkVersion,
},
})
require.NoError(t, err)
newState, err := blocks.ProcessDeposits(context.Background(), beaconState, b.Block.Body.Deposits)
require.NoError(t, err, "Expected block deposits to process correctly")
if newState.Balances()[1] != dep[0].Data.Amount {
t.Errorf(
"Expected state validator balances index 0 to equal %d, received %d",
dep[0].Data.Amount,
newState.Balances()[1],
)
}
}
func TestProcessDeposits_RepeatedDeposit_IncreasesValidatorBalance(t *testing.T) {
sk, err := bls.RandKey()
require.NoError(t, err)
deposit := &ethpb.Deposit{
Data: &ethpb.Deposit_Data{
PublicKey: sk.PublicKey().Marshal(),
Amount: 1000,
WithdrawalCredentials: make([]byte, 32),
Signature: make([]byte, 96),
},
}
sr, err := helpers.ComputeSigningRoot(deposit.Data, bytesutil.ToBytes(3, 32))
require.NoError(t, err)
sig := sk.Sign(sr[:])
deposit.Data.Signature = sig.Marshal()
leaf, err := deposit.Data.HashTreeRoot()
require.NoError(t, err)
// We then create a merkle branch for the test.
depositTrie, err := trieutil.GenerateTrieFromItems([][]byte{leaf[:]}, params.BeaconConfig().DepositContractTreeDepth)
require.NoError(t, err, "Could not generate trie")
proof, err := depositTrie.MerkleProof(0)
require.NoError(t, err, "Could not generate proof")
deposit.Proof = proof
b := testutil.NewBeaconBlock()
b.Block = &ethpb.BeaconBlock{
Body: &ethpb.BeaconBlockBody{
Deposits: []*ethpb.Deposit{deposit},
},
}
registry := []*ethpb.Validator{
{
PublicKey: []byte{1, 2, 3},
},
{
PublicKey: sk.PublicKey().Marshal(),
WithdrawalCredentials: []byte{1},
},
}
balances := []uint64{0, 50}
root := depositTrie.Root()
beaconState, err := stateV0.InitializeFromProto(&pb.BeaconState{
Validators: registry,
Balances: balances,
Eth1Data: &ethpb.Eth1Data{
DepositRoot: root[:],
BlockHash: root[:],
},
})
require.NoError(t, err)
newState, err := blocks.ProcessDeposits(context.Background(), beaconState, b.Block.Body.Deposits)
require.NoError(t, err, "Process deposit failed")
assert.Equal(t, uint64(1000+50), newState.Balances()[1], "Expected balance at index 1 to be 1050")
}
func TestProcessDeposit_AddsNewValidatorDeposit(t *testing.T) {
// Similar to TestProcessDeposits_AddsNewValidatorDeposit except that this test directly calls ProcessDeposit
dep, _, err := testutil.DeterministicDepositsAndKeys(1)
require.NoError(t, err)
eth1Data, err := testutil.DeterministicEth1Data(len(dep))
require.NoError(t, err)
registry := []*ethpb.Validator{
{
PublicKey: []byte{1},
WithdrawalCredentials: []byte{1, 2, 3},
},
}
balances := []uint64{0}
beaconState, err := stateV0.InitializeFromProto(&pb.BeaconState{
Validators: registry,
Balances: balances,
Eth1Data: eth1Data,
Fork: &pb.Fork{
PreviousVersion: params.BeaconConfig().GenesisForkVersion,
CurrentVersion: params.BeaconConfig().GenesisForkVersion,
},
})
require.NoError(t, err)
newState, err := blocks.ProcessDeposit(beaconState, dep[0], true)
require.NoError(t, err, "Process deposit failed")
assert.Equal(t, 2, len(newState.Validators()), "Expected validator list to have length 2")
assert.Equal(t, 2, len(newState.Balances()), "Expected validator balances list to have length 2")
if newState.Balances()[1] != dep[0].Data.Amount {
t.Errorf(
"Expected state validator balances index 1 to equal %d, received %d",
dep[0].Data.Amount,
newState.Balances()[1],
)
}
}
func TestProcessDeposit_SkipsInvalidDeposit(t *testing.T) {
// Same test settings as in TestProcessDeposit_AddsNewValidatorDeposit, except that we use an invalid signature
dep, _, err := testutil.DeterministicDepositsAndKeys(1)
require.NoError(t, err)
dep[0].Data.Signature = make([]byte, 96)
trie, _, err := testutil.DepositTrieFromDeposits(dep)
require.NoError(t, err)
root := trie.Root()
eth1Data := &ethpb.Eth1Data{
DepositRoot: root[:],
DepositCount: 1,
}
registry := []*ethpb.Validator{
{
PublicKey: []byte{1},
WithdrawalCredentials: []byte{1, 2, 3},
},
}
balances := []uint64{0}
beaconState, err := stateV0.InitializeFromProto(&pb.BeaconState{
Validators: registry,
Balances: balances,
Eth1Data: eth1Data,
Fork: &pb.Fork{
PreviousVersion: params.BeaconConfig().GenesisForkVersion,
CurrentVersion: params.BeaconConfig().GenesisForkVersion,
},
})
require.NoError(t, err)
newState, err := blocks.ProcessDeposit(beaconState, dep[0], true)
require.NoError(t, err, "Expected invalid block deposit to be ignored without error")
if newState.Eth1DepositIndex() != 1 {
t.Errorf(
"Expected Eth1DepositIndex to be increased by 1 after processing an invalid deposit, received change: %v",
newState.Eth1DepositIndex(),
)
}
if len(newState.Validators()) != 1 {
t.Errorf("Expected validator list to have length 1, received: %v", len(newState.Validators()))
}
if len(newState.Balances()) != 1 {
t.Errorf("Expected validator balances list to have length 1, received: %v", len(newState.Balances()))
}
if newState.Balances()[0] != 0 {
t.Errorf("Expected validator balance at index 0 to stay 0, received: %v", newState.Balances()[0])
}
}
func TestPreGenesisDeposits_SkipInvalidDeposit(t *testing.T) {
dep, _, err := testutil.DeterministicDepositsAndKeys(100)
require.NoError(t, err)
dep[0].Data.Signature = make([]byte, 96)
trie, _, err := testutil.DepositTrieFromDeposits(dep)
require.NoError(t, err)
for i := range dep {
proof, err := trie.MerkleProof(i)
require.NoError(t, err)
dep[i].Proof = proof
}
root := trie.Root()
eth1Data := &ethpb.Eth1Data{
DepositRoot: root[:],
DepositCount: 1,
}
registry := []*ethpb.Validator{
{
PublicKey: []byte{1},
WithdrawalCredentials: []byte{1, 2, 3},
},
}
balances := []uint64{0}
beaconState, err := stateV0.InitializeFromProto(&pb.BeaconState{
Validators: registry,
Balances: balances,
Eth1Data: eth1Data,
Fork: &pb.Fork{
PreviousVersion: params.BeaconConfig().GenesisForkVersion,
CurrentVersion: params.BeaconConfig().GenesisForkVersion,
},
})
require.NoError(t, err)
newState, err := blocks.ProcessPreGenesisDeposits(context.Background(), beaconState, dep)
require.NoError(t, err, "Expected invalid block deposit to be ignored without error")
_, ok := newState.ValidatorIndexByPubkey(bytesutil.ToBytes48(dep[0].Data.PublicKey))
require.Equal(t, false, ok, "bad pubkey should not exist in state")
for i := 1; i < newState.NumValidators(); i++ {
val, err := newState.ValidatorAtIndex(types.ValidatorIndex(i))
require.NoError(t, err)
require.Equal(t, params.BeaconConfig().MaxEffectiveBalance, val.EffectiveBalance, "unequal effective balance")
require.Equal(t, types.Epoch(0), val.ActivationEpoch)
require.Equal(t, types.Epoch(0), val.ActivationEligibilityEpoch)
}
if newState.Eth1DepositIndex() != 100 {
t.Errorf(
"Expected Eth1DepositIndex to be increased by 99 after processing an invalid deposit, received change: %v",
newState.Eth1DepositIndex(),
)
}
if len(newState.Validators()) != 100 {
t.Errorf("Expected validator list to have length 100, received: %v", len(newState.Validators()))
}
if len(newState.Balances()) != 100 {
t.Errorf("Expected validator balances list to have length 100, received: %v", len(newState.Balances()))
}
if newState.Balances()[0] != 0 {
t.Errorf("Expected validator balance at index 0 to stay 0, received: %v", newState.Balances()[0])
}
}