prysm-pulse/beacon-chain/blockchain/head_test.go
Preston Van Loon 4beb352e6f
Move Slot and Epoch functions from helpers to core pkg (#9519)
* Move Slot and Epoch functions from helpers to core

* limited viz

* goimports

* fix fuzz build

* fix fuzz build

* fix

* fix

Co-authored-by: prylabs-bulldozer[bot] <58059840+prylabs-bulldozer[bot]@users.noreply.github.com>
2021-09-03 20:10:31 +00:00

268 lines
9.8 KiB
Go

package blockchain
import (
"bytes"
"context"
"testing"
"time"
types "github.com/prysmaticlabs/eth2-types"
mock "github.com/prysmaticlabs/prysm/beacon-chain/blockchain/testing"
"github.com/prysmaticlabs/prysm/beacon-chain/core"
testDB "github.com/prysmaticlabs/prysm/beacon-chain/db/testing"
ethpbv1 "github.com/prysmaticlabs/prysm/proto/eth/v1"
ethpb "github.com/prysmaticlabs/prysm/proto/prysm/v1alpha1"
"github.com/prysmaticlabs/prysm/proto/prysm/v1alpha1/wrapper"
"github.com/prysmaticlabs/prysm/shared/featureconfig"
"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"
logTest "github.com/sirupsen/logrus/hooks/test"
)
func TestSaveHead_Same(t *testing.T) {
beaconDB := testDB.SetupDB(t)
service := setupBeaconChain(t, beaconDB)
r := [32]byte{'A'}
service.head = &head{slot: 0, root: r}
require.NoError(t, service.saveHead(context.Background(), r))
assert.Equal(t, types.Slot(0), service.headSlot(), "Head did not stay the same")
assert.Equal(t, r, service.headRoot(), "Head did not stay the same")
}
func TestSaveHead_Different(t *testing.T) {
ctx := context.Background()
beaconDB := testDB.SetupDB(t)
service := setupBeaconChain(t, beaconDB)
testutil.NewBeaconBlock()
oldBlock := wrapper.WrappedPhase0SignedBeaconBlock(
testutil.NewBeaconBlock(),
)
require.NoError(t, service.cfg.BeaconDB.SaveBlock(context.Background(), oldBlock))
oldRoot, err := oldBlock.Block().HashTreeRoot()
require.NoError(t, err)
service.head = &head{
slot: 0,
root: oldRoot,
block: oldBlock,
}
newHeadSignedBlock := testutil.NewBeaconBlock()
newHeadSignedBlock.Block.Slot = 1
newHeadBlock := newHeadSignedBlock.Block
require.NoError(t, service.cfg.BeaconDB.SaveBlock(context.Background(), wrapper.WrappedPhase0SignedBeaconBlock(newHeadSignedBlock)))
newRoot, err := newHeadBlock.HashTreeRoot()
require.NoError(t, err)
headState, err := testutil.NewBeaconState()
require.NoError(t, err)
require.NoError(t, headState.SetSlot(1))
require.NoError(t, service.cfg.BeaconDB.SaveStateSummary(context.Background(), &ethpb.StateSummary{Slot: 1, Root: newRoot[:]}))
require.NoError(t, service.cfg.BeaconDB.SaveState(context.Background(), headState, newRoot))
require.NoError(t, service.saveHead(context.Background(), newRoot))
assert.Equal(t, types.Slot(1), service.HeadSlot(), "Head did not change")
cachedRoot, err := service.HeadRoot(context.Background())
require.NoError(t, err)
assert.DeepEqual(t, cachedRoot, newRoot[:], "Head did not change")
assert.DeepEqual(t, newHeadSignedBlock, service.headBlock().Proto(), "Head did not change")
assert.DeepSSZEqual(t, headState.CloneInnerState(), service.headState(ctx).CloneInnerState(), "Head did not change")
}
func TestSaveHead_Different_Reorg(t *testing.T) {
ctx := context.Background()
hook := logTest.NewGlobal()
beaconDB := testDB.SetupDB(t)
service := setupBeaconChain(t, beaconDB)
oldBlock := wrapper.WrappedPhase0SignedBeaconBlock(
testutil.NewBeaconBlock(),
)
require.NoError(t, service.cfg.BeaconDB.SaveBlock(context.Background(), oldBlock))
oldRoot, err := oldBlock.Block().HashTreeRoot()
require.NoError(t, err)
service.head = &head{
slot: 0,
root: oldRoot,
block: oldBlock,
}
reorgChainParent := [32]byte{'B'}
newHeadSignedBlock := testutil.NewBeaconBlock()
newHeadSignedBlock.Block.Slot = 1
newHeadSignedBlock.Block.ParentRoot = reorgChainParent[:]
newHeadBlock := newHeadSignedBlock.Block
require.NoError(t, service.cfg.BeaconDB.SaveBlock(context.Background(), wrapper.WrappedPhase0SignedBeaconBlock(newHeadSignedBlock)))
newRoot, err := newHeadBlock.HashTreeRoot()
require.NoError(t, err)
headState, err := testutil.NewBeaconState()
require.NoError(t, err)
require.NoError(t, headState.SetSlot(1))
require.NoError(t, service.cfg.BeaconDB.SaveStateSummary(context.Background(), &ethpb.StateSummary{Slot: 1, Root: newRoot[:]}))
require.NoError(t, service.cfg.BeaconDB.SaveState(context.Background(), headState, newRoot))
require.NoError(t, service.saveHead(context.Background(), newRoot))
assert.Equal(t, types.Slot(1), service.HeadSlot(), "Head did not change")
cachedRoot, err := service.HeadRoot(context.Background())
require.NoError(t, err)
if !bytes.Equal(cachedRoot, newRoot[:]) {
t.Error("Head did not change")
}
assert.DeepEqual(t, newHeadSignedBlock, service.headBlock().Proto(), "Head did not change")
assert.DeepSSZEqual(t, headState.CloneInnerState(), service.headState(ctx).CloneInnerState(), "Head did not change")
require.LogsContain(t, hook, "Chain reorg occurred")
}
func TestCacheJustifiedStateBalances_CanCache(t *testing.T) {
beaconDB := testDB.SetupDB(t)
service := setupBeaconChain(t, beaconDB)
state, _ := testutil.DeterministicGenesisState(t, 100)
r := [32]byte{'a'}
require.NoError(t, service.cfg.BeaconDB.SaveStateSummary(context.Background(), &ethpb.StateSummary{Root: r[:]}))
require.NoError(t, service.cfg.BeaconDB.SaveState(context.Background(), state, r))
require.NoError(t, service.cacheJustifiedStateBalances(context.Background(), r))
require.DeepEqual(t, service.getJustifiedBalances(), state.Balances(), "Incorrect justified balances")
}
func TestUpdateHead_MissingJustifiedRoot(t *testing.T) {
beaconDB := testDB.SetupDB(t)
service := setupBeaconChain(t, beaconDB)
b := testutil.NewBeaconBlock()
require.NoError(t, service.cfg.BeaconDB.SaveBlock(context.Background(), wrapper.WrappedPhase0SignedBeaconBlock(b)))
r, err := b.Block.HashTreeRoot()
require.NoError(t, err)
service.justifiedCheckpt = &ethpb.Checkpoint{Root: r[:]}
service.finalizedCheckpt = &ethpb.Checkpoint{}
service.bestJustifiedCheckpt = &ethpb.Checkpoint{}
require.NoError(t, service.updateHead(context.Background(), []uint64{}))
}
func Test_notifyNewHeadEvent(t *testing.T) {
t.Run("genesis_state_root", func(t *testing.T) {
bState, _ := testutil.DeterministicGenesisState(t, 10)
notifier := &mock.MockStateNotifier{RecordEvents: true}
srv := &Service{
cfg: &Config{
StateNotifier: notifier,
},
genesisRoot: [32]byte{1},
}
newHeadStateRoot := [32]byte{2}
newHeadRoot := [32]byte{3}
err := srv.notifyNewHeadEvent(1, bState, newHeadStateRoot[:], newHeadRoot[:])
require.NoError(t, err)
events := notifier.ReceivedEvents()
require.Equal(t, 1, len(events))
eventHead, ok := events[0].Data.(*ethpbv1.EventHead)
require.Equal(t, true, ok)
wanted := &ethpbv1.EventHead{
Slot: 1,
Block: newHeadRoot[:],
State: newHeadStateRoot[:],
EpochTransition: false,
PreviousDutyDependentRoot: srv.genesisRoot[:],
CurrentDutyDependentRoot: srv.genesisRoot[:],
}
require.DeepSSZEqual(t, wanted, eventHead)
})
t.Run("non_genesis_values", func(t *testing.T) {
bState, _ := testutil.DeterministicGenesisState(t, 10)
notifier := &mock.MockStateNotifier{RecordEvents: true}
genesisRoot := [32]byte{1}
srv := &Service{
cfg: &Config{
StateNotifier: notifier,
},
genesisRoot: genesisRoot,
}
epoch1Start, err := core.StartSlot(1)
require.NoError(t, err)
epoch2Start, err := core.StartSlot(1)
require.NoError(t, err)
require.NoError(t, bState.SetSlot(epoch1Start))
newHeadStateRoot := [32]byte{2}
newHeadRoot := [32]byte{3}
err = srv.notifyNewHeadEvent(epoch2Start, bState, newHeadStateRoot[:], newHeadRoot[:])
require.NoError(t, err)
events := notifier.ReceivedEvents()
require.Equal(t, 1, len(events))
eventHead, ok := events[0].Data.(*ethpbv1.EventHead)
require.Equal(t, true, ok)
wanted := &ethpbv1.EventHead{
Slot: epoch2Start,
Block: newHeadRoot[:],
State: newHeadStateRoot[:],
EpochTransition: false,
PreviousDutyDependentRoot: genesisRoot[:],
CurrentDutyDependentRoot: make([]byte, 32),
}
require.DeepSSZEqual(t, wanted, eventHead)
})
}
func TestSaveOrphanedAtts(t *testing.T) {
resetCfg := featureconfig.InitWithReset(&featureconfig.Flags{
CorrectlyInsertOrphanedAtts: true,
})
defer resetCfg()
genesis, keys := testutil.DeterministicGenesisState(t, 64)
b, err := testutil.GenerateFullBlock(genesis, keys, testutil.DefaultBlockGenConfig(), 1)
assert.NoError(t, err)
r, err := b.Block.HashTreeRoot()
require.NoError(t, err)
ctx := context.Background()
beaconDB := testDB.SetupDB(t)
service := setupBeaconChain(t, beaconDB)
service.genesisTime = time.Now()
require.NoError(t, service.cfg.BeaconDB.SaveBlock(ctx, wrapper.WrappedPhase0SignedBeaconBlock(b)))
require.NoError(t, service.saveOrphanedAtts(ctx, r))
require.Equal(t, len(b.Block.Body.Attestations), service.cfg.AttPool.AggregatedAttestationCount())
savedAtts := service.cfg.AttPool.AggregatedAttestations()
atts := b.Block.Body.Attestations
require.DeepSSZEqual(t, atts, savedAtts)
}
func TestSaveOrphanedAtts_CanFilter(t *testing.T) {
resetCfg := featureconfig.InitWithReset(&featureconfig.Flags{
CorrectlyInsertOrphanedAtts: true,
})
defer resetCfg()
genesis, keys := testutil.DeterministicGenesisState(t, 64)
b, err := testutil.GenerateFullBlock(genesis, keys, testutil.DefaultBlockGenConfig(), 1)
assert.NoError(t, err)
r, err := b.Block.HashTreeRoot()
require.NoError(t, err)
ctx := context.Background()
beaconDB := testDB.SetupDB(t)
service := setupBeaconChain(t, beaconDB)
service.genesisTime = time.Now().Add(time.Duration(-1*int64(params.BeaconConfig().SlotsPerEpoch+1)*int64(params.BeaconConfig().SecondsPerSlot)) * time.Second)
require.NoError(t, service.cfg.BeaconDB.SaveBlock(ctx, wrapper.WrappedPhase0SignedBeaconBlock(b)))
require.NoError(t, service.saveOrphanedAtts(ctx, r))
require.Equal(t, 0, service.cfg.AttPool.AggregatedAttestationCount())
savedAtts := service.cfg.AttPool.AggregatedAttestations()
atts := b.Block.Body.Attestations
require.DeepNotSSZEqual(t, atts, savedAtts)
}