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https://gitlab.com/pulsechaincom/prysm-pulse.git
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244e670b71
* beacon block is nil wrapper * gaz Co-authored-by: prylabs-bulldozer[bot] <58059840+prylabs-bulldozer[bot]@users.noreply.github.com>
359 lines
10 KiB
Go
359 lines
10 KiB
Go
package backfill
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import (
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"context"
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"testing"
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"github.com/prysmaticlabs/prysm/beacon-chain/db"
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"github.com/prysmaticlabs/prysm/consensus-types/interfaces"
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"github.com/pkg/errors"
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"github.com/prysmaticlabs/prysm/config/params"
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types "github.com/prysmaticlabs/prysm/consensus-types/primitives"
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"github.com/prysmaticlabs/prysm/consensus-types/wrapper"
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"github.com/prysmaticlabs/prysm/testing/require"
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"github.com/prysmaticlabs/prysm/testing/util"
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)
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var errEmptyMockDBMethod = errors.New("uninitialized mock db method called")
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type mockBackfillDB struct {
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saveBackfillBlockRoot func(ctx context.Context, blockRoot [32]byte) error
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genesisBlockRoot func(ctx context.Context) ([32]byte, error)
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originCheckpointBlockRoot func(ctx context.Context) ([32]byte, error)
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backfillBlockRoot func(ctx context.Context) ([32]byte, error)
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block func(ctx context.Context, blockRoot [32]byte) (interfaces.SignedBeaconBlock, error)
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}
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var _ BackfillDB = &mockBackfillDB{}
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func (db *mockBackfillDB) SaveBackfillBlockRoot(ctx context.Context, blockRoot [32]byte) error {
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if db.saveBackfillBlockRoot != nil {
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return db.saveBackfillBlockRoot(ctx, blockRoot)
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}
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return errEmptyMockDBMethod
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}
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func (db *mockBackfillDB) GenesisBlockRoot(ctx context.Context) ([32]byte, error) {
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if db.genesisBlockRoot != nil {
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return db.genesisBlockRoot(ctx)
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}
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return [32]byte{}, errEmptyMockDBMethod
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}
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func (db *mockBackfillDB) OriginCheckpointBlockRoot(ctx context.Context) ([32]byte, error) {
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if db.originCheckpointBlockRoot != nil {
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return db.originCheckpointBlockRoot(ctx)
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}
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return [32]byte{}, errEmptyMockDBMethod
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}
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func (db *mockBackfillDB) BackfillBlockRoot(ctx context.Context) ([32]byte, error) {
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if db.backfillBlockRoot != nil {
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return db.backfillBlockRoot(ctx)
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}
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return [32]byte{}, errEmptyMockDBMethod
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}
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func (db *mockBackfillDB) Block(ctx context.Context, blockRoot [32]byte) (interfaces.SignedBeaconBlock, error) {
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if db.block != nil {
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return db.block(ctx, blockRoot)
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}
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return nil, errEmptyMockDBMethod
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}
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func TestSlotCovered(t *testing.T) {
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cases := []struct {
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name string
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slot types.Slot
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status *Status
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result bool
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}{
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{
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name: "below start true",
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status: &Status{start: 1},
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slot: 0,
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result: true,
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},
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{
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name: "above end true",
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status: &Status{end: 1},
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slot: 2,
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result: true,
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},
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{
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name: "equal end true",
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status: &Status{end: 1},
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slot: 1,
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result: true,
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},
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{
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name: "equal start true",
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status: &Status{start: 2},
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slot: 2,
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result: true,
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},
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{
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name: "between false",
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status: &Status{start: 1, end: 3},
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slot: 2,
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result: false,
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},
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{
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name: "genesisSync always true",
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status: &Status{genesisSync: true},
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slot: 100,
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result: true,
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},
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}
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for _, c := range cases {
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result := c.status.SlotCovered(c.slot)
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require.Equal(t, c.result, result)
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}
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}
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func TestAdvance(t *testing.T) {
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ctx := context.Background()
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saveBackfillBuf := make([][32]byte, 0)
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mdb := &mockBackfillDB{
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saveBackfillBlockRoot: func(ctx context.Context, root [32]byte) error {
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saveBackfillBuf = append(saveBackfillBuf, root)
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return nil
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},
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}
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s := &Status{end: 100, store: mdb}
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var root [32]byte
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copy(root[:], []byte{0x23, 0x23})
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require.NoError(t, s.Advance(ctx, 90, root))
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require.Equal(t, root, saveBackfillBuf[0])
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not := s.SlotCovered(95)
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require.Equal(t, false, not)
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// this should still be len 1 after failing to advance
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require.Equal(t, 1, len(saveBackfillBuf))
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require.ErrorIs(t, s.Advance(ctx, s.end+1, root), ErrAdvancePastOrigin)
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// this has an element in it from the previous test, there shouldn't be an additional one
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require.Equal(t, 1, len(saveBackfillBuf))
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}
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func goodBlockRoot(root [32]byte) func(ctx context.Context) ([32]byte, error) {
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return func(ctx context.Context) ([32]byte, error) {
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return root, nil
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}
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}
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func setupTestBlock(slot types.Slot) (interfaces.SignedBeaconBlock, error) {
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bRaw := util.NewBeaconBlock()
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b, err := wrapper.WrappedSignedBeaconBlock(bRaw)
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if err != nil {
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return nil, err
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}
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return b, wrapper.SetBlockSlot(b, slot)
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}
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func TestReload(t *testing.T) {
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ctx := context.Background()
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derp := errors.New("derp")
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originSlot := types.Slot(100)
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var originRoot [32]byte
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copy(originRoot[:], []byte{0x01})
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originBlock, err := setupTestBlock(originSlot)
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require.NoError(t, err)
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backfillSlot := types.Slot(50)
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var backfillRoot [32]byte
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copy(originRoot[:], []byte{0x02})
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backfillBlock, err := setupTestBlock(backfillSlot)
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require.NoError(t, err)
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cases := []struct {
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name string
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db BackfillDB
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err error
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expected *Status
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}{
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{
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name: "origin not found, implying genesis sync ",
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db: &mockBackfillDB{
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genesisBlockRoot: goodBlockRoot(params.BeaconConfig().ZeroHash),
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originCheckpointBlockRoot: func(ctx context.Context) ([32]byte, error) {
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return [32]byte{}, db.ErrNotFoundOriginBlockRoot
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}},
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expected: &Status{genesisSync: true},
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},
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{
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name: "genesis not found error",
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err: db.ErrNotFoundGenesisBlockRoot,
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db: &mockBackfillDB{
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genesisBlockRoot: func(ctx context.Context) ([32]byte, error) {
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return [32]byte{}, db.ErrNotFoundGenesisBlockRoot
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},
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originCheckpointBlockRoot: goodBlockRoot(originRoot),
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block: func(ctx context.Context, root [32]byte) (interfaces.SignedBeaconBlock, error) {
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switch root {
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case originRoot:
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return originBlock, nil
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}
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return nil, nil
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},
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},
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},
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{
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name: "other genesis error",
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err: derp,
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db: &mockBackfillDB{
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genesisBlockRoot: func(ctx context.Context) ([32]byte, error) {
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return [32]byte{}, derp
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},
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originCheckpointBlockRoot: goodBlockRoot(originRoot),
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block: func(ctx context.Context, root [32]byte) (interfaces.SignedBeaconBlock, error) {
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switch root {
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case originRoot:
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return originBlock, nil
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}
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return nil, nil
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},
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},
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},
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{
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name: "origin other error",
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db: &mockBackfillDB{
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genesisBlockRoot: goodBlockRoot(params.BeaconConfig().ZeroHash),
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originCheckpointBlockRoot: func(ctx context.Context) ([32]byte, error) {
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return [32]byte{}, derp
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}},
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err: derp,
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},
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{
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name: "origin root found, block missing",
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db: &mockBackfillDB{
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genesisBlockRoot: goodBlockRoot(params.BeaconConfig().ZeroHash),
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originCheckpointBlockRoot: goodBlockRoot(originRoot),
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block: func(ctx context.Context, root [32]byte) (interfaces.SignedBeaconBlock, error) {
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return nil, nil
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},
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},
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err: wrapper.ErrNilSignedBeaconBlock,
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},
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{
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name: "origin root found, block error",
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db: &mockBackfillDB{
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genesisBlockRoot: goodBlockRoot(params.BeaconConfig().ZeroHash),
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originCheckpointBlockRoot: goodBlockRoot(originRoot),
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block: func(ctx context.Context, root [32]byte) (interfaces.SignedBeaconBlock, error) {
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return nil, derp
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},
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},
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err: derp,
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},
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{
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name: "origin root found, block found, backfill root not found",
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db: &mockBackfillDB{
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genesisBlockRoot: goodBlockRoot(params.BeaconConfig().ZeroHash),
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originCheckpointBlockRoot: goodBlockRoot(originRoot),
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block: func(ctx context.Context, root [32]byte) (interfaces.SignedBeaconBlock, error) {
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return originBlock, nil
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},
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backfillBlockRoot: func(ctx context.Context) ([32]byte, error) {
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return [32]byte{}, db.ErrNotFoundBackfillBlockRoot
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},
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},
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err: db.ErrNotFoundBackfillBlockRoot,
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},
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{
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name: "origin root found, block found, random backfill root err",
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db: &mockBackfillDB{
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genesisBlockRoot: goodBlockRoot(params.BeaconConfig().ZeroHash),
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originCheckpointBlockRoot: goodBlockRoot(originRoot),
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block: func(ctx context.Context, root [32]byte) (interfaces.SignedBeaconBlock, error) {
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switch root {
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case originRoot:
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return originBlock, nil
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case backfillRoot:
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return nil, nil
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}
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return nil, derp
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},
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backfillBlockRoot: func(ctx context.Context) ([32]byte, error) {
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return [32]byte{}, derp
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},
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},
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err: derp,
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},
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{
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name: "origin root found, block found, backfill root found, backfill block not found",
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db: &mockBackfillDB{
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genesisBlockRoot: goodBlockRoot(params.BeaconConfig().ZeroHash),
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originCheckpointBlockRoot: goodBlockRoot(originRoot),
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block: func(ctx context.Context, root [32]byte) (interfaces.SignedBeaconBlock, error) {
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switch root {
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case originRoot:
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return originBlock, nil
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case backfillRoot:
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return nil, nil
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}
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return nil, derp
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},
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backfillBlockRoot: goodBlockRoot(backfillRoot),
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},
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err: wrapper.ErrNilSignedBeaconBlock,
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},
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{
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name: "origin root found, block found, backfill root found, backfill block random err",
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db: &mockBackfillDB{
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genesisBlockRoot: goodBlockRoot(params.BeaconConfig().ZeroHash),
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originCheckpointBlockRoot: goodBlockRoot(originRoot),
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block: func(ctx context.Context, root [32]byte) (interfaces.SignedBeaconBlock, error) {
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switch root {
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case originRoot:
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return originBlock, nil
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case backfillRoot:
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return nil, derp
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}
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return nil, errors.New("not derp")
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},
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backfillBlockRoot: goodBlockRoot(backfillRoot),
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},
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err: derp,
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},
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{
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name: "complete happy path",
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db: &mockBackfillDB{
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genesisBlockRoot: goodBlockRoot(params.BeaconConfig().ZeroHash),
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originCheckpointBlockRoot: goodBlockRoot(originRoot),
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block: func(ctx context.Context, root [32]byte) (interfaces.SignedBeaconBlock, error) {
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switch root {
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case originRoot:
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return originBlock, nil
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case backfillRoot:
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return backfillBlock, nil
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}
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return nil, errors.New("not derp")
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},
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backfillBlockRoot: goodBlockRoot(backfillRoot),
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},
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err: derp,
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expected: &Status{genesisSync: false, start: backfillSlot, end: originSlot},
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},
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}
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for _, c := range cases {
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s := &Status{
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store: c.db,
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}
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err := s.Reload(ctx)
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if err != nil {
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require.ErrorIs(t, err, c.err)
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continue
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}
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require.NoError(t, err)
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if c.expected == nil {
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continue
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}
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require.Equal(t, c.expected.genesisSync, s.genesisSync)
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require.Equal(t, c.expected.start, s.start)
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require.Equal(t, c.expected.end, s.end)
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}
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}
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