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ba07ccb484
prysm-pulse/beacon-chain/db/kv/state_test.go
terence tsao b954db9704
Revert "Update fastssz" (#7100) 
* Revert "Update fastssz (#6760)"

This reverts commit 78a25f99c3.
* Merge refs/heads/master into revert-6760-update-fssz
2020-08-24 20:06:28 +00:00

252 lines
8.8 KiB
Go
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package kv
import (
"context"
"reflect"
"testing"
"github.com/gogo/protobuf/proto"
ethpb "github.com/prysmaticlabs/ethereumapis/eth/v1alpha1"
"github.com/prysmaticlabs/prysm/beacon-chain/state"
"github.com/prysmaticlabs/prysm/beacon-chain/state/stateutil"
"github.com/prysmaticlabs/prysm/shared/bytesutil"
"github.com/prysmaticlabs/prysm/shared/testutil"
"github.com/prysmaticlabs/prysm/shared/testutil/assert"
"github.com/prysmaticlabs/prysm/shared/testutil/require"
"gopkg.in/d4l3k/messagediff.v1"
)
func TestState_CanSaveRetrieve(t *testing.T) {
db := setupDB(t)
r := [32]byte{'A'}
require.Equal(t, false, db.HasState(context.Background(), r))
st := testutil.NewBeaconState()
require.NoError(t, st.SetSlot(100))
require.NoError(t, db.SaveState(context.Background(), st, r))
assert.Equal(t, true, db.HasState(context.Background(), r))
savedS, err := db.State(context.Background(), r)
require.NoError(t, err)
if !reflect.DeepEqual(st.InnerStateUnsafe(), savedS.InnerStateUnsafe()) {
diff, _ := messagediff.PrettyDiff(st.InnerStateUnsafe(), savedS.InnerStateUnsafe())
t.Errorf("Did not retrieve saved state: %v", diff)
}
savedS, err = db.State(context.Background(), [32]byte{'B'})
require.NoError(t, err)
assert.Equal(t, (*state.BeaconState)(nil), savedS, "Unsaved state should've been nil")
}
func TestHeadState_CanSaveRetrieve(t *testing.T) {
db := setupDB(t)
headRoot := [32]byte{'A'}
st := testutil.NewBeaconState()
require.NoError(t, st.SetSlot(100))
require.NoError(t, db.SaveState(context.Background(), st, headRoot))
require.NoError(t, db.SaveHeadBlockRoot(context.Background(), headRoot))
savedHeadS, err := db.HeadState(context.Background())
require.NoError(t, err)
assert.DeepEqual(t, st.InnerStateUnsafe(), savedHeadS.InnerStateUnsafe(), "Did not retrieve saved state")
}
func TestGenesisState_CanSaveRetrieve(t *testing.T) {
db := setupDB(t)
headRoot := [32]byte{'B'}
st := testutil.NewBeaconState()
require.NoError(t, st.SetSlot(1))
require.NoError(t, db.SaveGenesisBlockRoot(context.Background(), headRoot))
require.NoError(t, db.SaveState(context.Background(), st, headRoot))
savedGenesisS, err := db.GenesisState(context.Background())
require.NoError(t, err)
assert.DeepEqual(t, st.InnerStateUnsafe(), savedGenesisS.InnerStateUnsafe(), "Did not retrieve saved state")
require.NoError(t, db.SaveGenesisBlockRoot(context.Background(), [32]byte{'C'}))
savedGenesisS, err = db.HeadState(context.Background())
require.NoError(t, err)
assert.Equal(t, (*state.BeaconState)(nil), savedGenesisS, "Unsaved genesis state should've been nil")
}
func TestStore_StatesBatchDelete(t *testing.T) {
db := setupDB(t)
ctx := context.Background()
numBlocks := 100
totalBlocks := make([]*ethpb.SignedBeaconBlock, numBlocks)
blockRoots := make([][32]byte, 0)
evenBlockRoots := make([][32]byte, 0)
for i := 0; i < len(totalBlocks); i++ {
b := testutil.NewBeaconBlock()
b.Block.Slot = uint64(i)
totalBlocks[i] = b
r, err := stateutil.BlockRoot(totalBlocks[i].Block)
require.NoError(t, err)
st := testutil.NewBeaconState()
require.NoError(t, st.SetSlot(uint64(i)))
require.NoError(t, db.SaveState(context.Background(), st, r))
blockRoots = append(blockRoots, r)
if i%2 == 0 {
evenBlockRoots = append(evenBlockRoots, r)
}
}
require.NoError(t, db.SaveBlocks(ctx, totalBlocks))
// We delete all even indexed states.
require.NoError(t, db.DeleteStates(ctx, evenBlockRoots))
// When we retrieve the data, only the odd indexed state should remain.
for _, r := range blockRoots {
s, err := db.State(context.Background(), r)
require.NoError(t, err)
if s == nil {
continue
}
assert.Equal(t, uint64(1), s.Slot()%2, "State with slot %d should have been deleted", s.Slot())
}
}
func TestStore_DeleteGenesisState(t *testing.T) {
db := setupDB(t)
ctx := context.Background()
genesisBlockRoot := [32]byte{'A'}
require.NoError(t, db.SaveGenesisBlockRoot(ctx, genesisBlockRoot))
st := testutil.NewBeaconState()
require.NoError(t, st.SetSlot(100))
require.NoError(t, db.SaveState(ctx, st, genesisBlockRoot))
wantedErr := "cannot delete genesis, finalized, or head state"
assert.ErrorContains(t, wantedErr, db.DeleteState(ctx, genesisBlockRoot))
}
func TestStore_DeleteFinalizedState(t *testing.T) {
db := setupDB(t)
ctx := context.Background()
genesis := bytesutil.ToBytes32([]byte{'G', 'E', 'N', 'E', 'S', 'I', 'S'})
require.NoError(t, db.SaveGenesisBlockRoot(ctx, genesis))
blk := &ethpb.SignedBeaconBlock{
Block: &ethpb.BeaconBlock{
ParentRoot: genesis[:],
Slot: 100,
},
}
require.NoError(t, db.SaveBlock(ctx, blk))
finalizedBlockRoot, err := stateutil.BlockRoot(blk.Block)
require.NoError(t, err)
finalizedState := testutil.NewBeaconState()
require.NoError(t, finalizedState.SetSlot(100))
require.NoError(t, db.SaveState(ctx, finalizedState, finalizedBlockRoot))
finalizedCheckpoint := &ethpb.Checkpoint{Root: finalizedBlockRoot[:]}
require.NoError(t, db.SaveFinalizedCheckpoint(ctx, finalizedCheckpoint))
wantedErr := "cannot delete genesis, finalized, or head state"
assert.ErrorContains(t, wantedErr, db.DeleteState(ctx, finalizedBlockRoot))
}
func TestStore_DeleteHeadState(t *testing.T) {
db := setupDB(t)
ctx := context.Background()
genesis := bytesutil.ToBytes32([]byte{'G', 'E', 'N', 'E', 'S', 'I', 'S'})
require.NoError(t, db.SaveGenesisBlockRoot(ctx, genesis))
blk := &ethpb.SignedBeaconBlock{
Block: &ethpb.BeaconBlock{
ParentRoot: genesis[:],
Slot: 100,
},
}
require.NoError(t, db.SaveBlock(ctx, blk))
headBlockRoot, err := stateutil.BlockRoot(blk.Block)
require.NoError(t, err)
st := testutil.NewBeaconState()
require.NoError(t, st.SetSlot(100))
require.NoError(t, db.SaveState(ctx, st, headBlockRoot))
require.NoError(t, db.SaveHeadBlockRoot(ctx, headBlockRoot))
wantedErr := "cannot delete genesis, finalized, or head state"
assert.ErrorContains(t, wantedErr, db.DeleteState(ctx, headBlockRoot))
}
func TestStore_SaveDeleteState_CanGetHighestBelow(t *testing.T) {
db := setupDB(t)
b := &ethpb.SignedBeaconBlock{Block: &ethpb.BeaconBlock{Slot: 1}}
r, err := stateutil.BlockRoot(b.Block)
require.NoError(t, err)
require.NoError(t, db.SaveBlock(context.Background(), b))
st := testutil.NewBeaconState()
require.NoError(t, st.SetSlot(1))
s0 := st.InnerStateUnsafe()
require.NoError(t, db.SaveState(context.Background(), st, r))
b = &ethpb.SignedBeaconBlock{Block: &ethpb.BeaconBlock{Slot: 100}}
r1, err := stateutil.BlockRoot(b.Block)
require.NoError(t, err)
require.NoError(t, db.SaveBlock(context.Background(), b))
st = testutil.NewBeaconState()
require.NoError(t, st.SetSlot(100))
s1 := st.InnerStateUnsafe()
require.NoError(t, db.SaveState(context.Background(), st, r1))
b = &ethpb.SignedBeaconBlock{Block: &ethpb.BeaconBlock{Slot: 1000}}
r2, err := stateutil.BlockRoot(b.Block)
require.NoError(t, err)
require.NoError(t, db.SaveBlock(context.Background(), b))
st = testutil.NewBeaconState()
require.NoError(t, st.SetSlot(1000))
s2 := st.InnerStateUnsafe()
require.NoError(t, db.SaveState(context.Background(), st, r2))
highest, err := db.HighestSlotStatesBelow(context.Background(), 2)
require.NoError(t, err)
assert.Equal(t, true, proto.Equal(highest[0].InnerStateUnsafe(), s0), "Did not retrieve saved state: %v != %v", highest, s0)
highest, err = db.HighestSlotStatesBelow(context.Background(), 101)
require.NoError(t, err)
assert.Equal(t, true, proto.Equal(highest[0].InnerStateUnsafe(), s1), "Did not retrieve saved state: %v != %v", highest, s1)
highest, err = db.HighestSlotStatesBelow(context.Background(), 1001)
require.NoError(t, err)
assert.Equal(t, true, proto.Equal(highest[0].InnerStateUnsafe(), s2), "Did not retrieve saved state: %v != %v", highest, s2)
}
func TestStore_GenesisState_CanGetHighestBelow(t *testing.T) {
db := setupDB(t)
genesisState := testutil.NewBeaconState()
genesisRoot := [32]byte{'a'}
require.NoError(t, db.SaveGenesisBlockRoot(context.Background(), genesisRoot))
require.NoError(t, db.SaveState(context.Background(), genesisState, genesisRoot))
b := &ethpb.SignedBeaconBlock{Block: &ethpb.BeaconBlock{Slot: 1}}
r, err := stateutil.BlockRoot(b.Block)
require.NoError(t, err)
require.NoError(t, db.SaveBlock(context.Background(), b))
st := testutil.NewBeaconState()
require.NoError(t, st.SetSlot(1))
require.NoError(t, db.SaveState(context.Background(), st, r))
highest, err := db.HighestSlotStatesBelow(context.Background(), 2)
require.NoError(t, err)
assert.Equal(t, true, proto.Equal(highest[0].InnerStateUnsafe(), st.InnerStateUnsafe()))
highest, err = db.HighestSlotStatesBelow(context.Background(), 1)
require.NoError(t, err)
assert.Equal(t, true, proto.Equal(highest[0].InnerStateUnsafe(), genesisState.InnerStateUnsafe()))
highest, err = db.HighestSlotStatesBelow(context.Background(), 0)
require.NoError(t, err)
assert.Equal(t, true, proto.Equal(highest[0].InnerStateUnsafe(), genesisState.InnerStateUnsafe()))
}
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