mirror of
https://gitlab.com/pulsechaincom/prysm-pulse.git
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0165351db3
* Load Last Validated Checkpoint at service startup and initialize Forkchoice * fix spectests * Update service_test.go * wip * Fix blockchain tests * remove unnecessary summary saves * Terence's suggestion Co-authored-by: terence tsao <terence@prysmaticlabs.com>
103 lines
3.6 KiB
Go
103 lines
3.6 KiB
Go
package forkchoice
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import (
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"context"
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"math/big"
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"testing"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/common/hexutil"
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"github.com/prysmaticlabs/prysm/beacon-chain/blockchain"
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mock "github.com/prysmaticlabs/prysm/beacon-chain/blockchain/testing"
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"github.com/prysmaticlabs/prysm/beacon-chain/cache/depositcache"
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coreTime "github.com/prysmaticlabs/prysm/beacon-chain/core/time"
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testDB "github.com/prysmaticlabs/prysm/beacon-chain/db/testing"
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"github.com/prysmaticlabs/prysm/beacon-chain/forkchoice/protoarray"
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"github.com/prysmaticlabs/prysm/beacon-chain/operations/attestations"
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"github.com/prysmaticlabs/prysm/beacon-chain/state"
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"github.com/prysmaticlabs/prysm/beacon-chain/state/stategen"
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"github.com/prysmaticlabs/prysm/config/params"
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"github.com/prysmaticlabs/prysm/encoding/bytesutil"
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pb "github.com/prysmaticlabs/prysm/proto/engine/v1"
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ethpb "github.com/prysmaticlabs/prysm/proto/prysm/v1alpha1"
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"github.com/prysmaticlabs/prysm/proto/prysm/v1alpha1/block"
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"github.com/prysmaticlabs/prysm/testing/require"
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)
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func startChainService(t *testing.T, st state.BeaconState, block block.SignedBeaconBlock, engineMock *engineMock) *blockchain.Service {
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db := testDB.SetupDB(t)
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ctx := context.Background()
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require.NoError(t, db.SaveBlock(ctx, block))
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r, err := block.Block().HashTreeRoot()
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require.NoError(t, err)
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require.NoError(t, db.SaveGenesisBlockRoot(ctx, r))
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require.NoError(t, db.SaveState(ctx, st, r))
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cp := ðpb.Checkpoint{
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Epoch: coreTime.CurrentEpoch(st),
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Root: r[:],
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}
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require.NoError(t, db.SaveJustifiedCheckpoint(ctx, cp))
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require.NoError(t, db.SaveFinalizedCheckpoint(ctx, cp))
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attPool, err := attestations.NewService(ctx, &attestations.Config{
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Pool: attestations.NewPool(),
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})
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require.NoError(t, err)
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depositCache, err := depositcache.New()
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require.NoError(t, err)
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opts := append([]blockchain.Option{},
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blockchain.WithExecutionEngineCaller(engineMock),
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blockchain.WithFinalizedStateAtStartUp(st),
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blockchain.WithDatabase(db),
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blockchain.WithAttestationService(attPool),
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blockchain.WithForkChoiceStore(protoarray.New(0, 0, params.BeaconConfig().ZeroHash)),
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blockchain.WithStateGen(stategen.New(db)),
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blockchain.WithStateNotifier(&mock.MockStateNotifier{}),
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blockchain.WithAttestationPool(attestations.NewPool()),
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blockchain.WithDepositCache(depositCache),
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)
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service, err := blockchain.NewService(context.Background(), opts...)
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require.NoError(t, err)
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require.NoError(t, service.StartFromSavedState(st))
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return service
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}
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type engineMock struct {
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powBlocks map[[32]byte]*ethpb.PowBlock
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}
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func (m *engineMock) GetPayload(context.Context, [8]byte) (*pb.ExecutionPayload, error) {
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return nil, nil
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}
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func (m *engineMock) ForkchoiceUpdated(context.Context, *pb.ForkchoiceState, *pb.PayloadAttributes) (*pb.PayloadIDBytes, []byte, error) {
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return nil, nil, nil
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}
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func (m *engineMock) NewPayload(context.Context, *pb.ExecutionPayload) ([]byte, error) {
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return nil, nil
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}
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func (m *engineMock) LatestExecutionBlock(context.Context) (*pb.ExecutionBlock, error) {
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return nil, nil
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}
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func (m *engineMock) ExchangeTransitionConfiguration(context.Context, *pb.TransitionConfiguration) error {
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return nil
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}
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func (m *engineMock) ExecutionBlockByHash(_ context.Context, hash common.Hash) (*pb.ExecutionBlock, error) {
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b, ok := m.powBlocks[bytesutil.ToBytes32(hash.Bytes())]
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if !ok {
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return nil, nil
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}
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td := new(big.Int).SetBytes(bytesutil.ReverseByteOrder(b.TotalDifficulty))
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tdHex := hexutil.EncodeBig(td)
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return &pb.ExecutionBlock{
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ParentHash: b.ParentHash,
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TotalDifficulty: tdHex,
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Hash: b.BlockHash,
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}, nil
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}
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