prysm-pulse/beacon-chain/cache/checkpoint_state_test.go
Raul Jordan b23f63a064
Beacon State V2 Interface Definition With Semantic Version Paths (#9125)
* v2 state initialize and semantic paths

* ensure build

* gaz changes to ignored build files

* gaz
2021-06-30 15:06:19 +00:00

75 lines
2.5 KiB
Go

package cache
import (
"testing"
types "github.com/prysmaticlabs/eth2-types"
iface "github.com/prysmaticlabs/prysm/beacon-chain/state/interface"
"github.com/prysmaticlabs/prysm/beacon-chain/state/v1"
pb "github.com/prysmaticlabs/prysm/proto/beacon/p2p/v1"
ethpb "github.com/prysmaticlabs/prysm/proto/eth/v1alpha1"
"github.com/prysmaticlabs/prysm/shared/bytesutil"
"github.com/prysmaticlabs/prysm/shared/params"
"github.com/prysmaticlabs/prysm/shared/testutil/assert"
"github.com/prysmaticlabs/prysm/shared/testutil/require"
"google.golang.org/protobuf/proto"
)
func TestCheckpointStateCache_StateByCheckpoint(t *testing.T) {
cache := NewCheckpointStateCache()
cp1 := &ethpb.Checkpoint{Epoch: 1, Root: bytesutil.PadTo([]byte{'A'}, 32)}
st, err := v1.InitializeFromProto(&pb.BeaconState{
GenesisValidatorsRoot: params.BeaconConfig().ZeroHash[:],
Slot: 64,
})
require.NoError(t, err)
state, err := cache.StateByCheckpoint(cp1)
require.NoError(t, err)
assert.Equal(t, iface.BeaconState(nil), state, "Expected state not to exist in empty cache")
require.NoError(t, cache.AddCheckpointState(cp1, st))
state, err = cache.StateByCheckpoint(cp1)
require.NoError(t, err)
pbState1, err := v1.ProtobufBeaconState(state.InnerStateUnsafe())
require.NoError(t, err)
pbState2, err := v1.ProtobufBeaconState(st.InnerStateUnsafe())
require.NoError(t, err)
if !proto.Equal(pbState1, pbState2) {
t.Error("incorrectly cached state")
}
cp2 := &ethpb.Checkpoint{Epoch: 2, Root: bytesutil.PadTo([]byte{'B'}, 32)}
st2, err := v1.InitializeFromProto(&pb.BeaconState{
Slot: 128,
})
require.NoError(t, err)
require.NoError(t, cache.AddCheckpointState(cp2, st2))
state, err = cache.StateByCheckpoint(cp2)
require.NoError(t, err)
assert.DeepEqual(t, st2.CloneInnerState(), state.CloneInnerState(), "incorrectly cached state")
state, err = cache.StateByCheckpoint(cp1)
require.NoError(t, err)
assert.DeepEqual(t, st.CloneInnerState(), state.CloneInnerState(), "incorrectly cached state")
}
func TestCheckpointStateCache_MaxSize(t *testing.T) {
c := NewCheckpointStateCache()
st, err := v1.InitializeFromProto(&pb.BeaconState{
Slot: 0,
})
require.NoError(t, err)
for i := uint64(0); i < uint64(maxCheckpointStateSize+100); i++ {
require.NoError(t, st.SetSlot(types.Slot(i)))
require.NoError(t, c.AddCheckpointState(&ethpb.Checkpoint{Epoch: types.Epoch(i), Root: make([]byte, 32)}, st))
}
assert.Equal(t, maxCheckpointStateSize, len(c.cache.Keys()))
}