mirror of https://github.com/certusone/vouch.git
365 lines
11 KiB
Go
365 lines
11 KiB
Go
// Copyright © 2020 Attestant Limited.
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package best
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import (
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"context"
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"encoding/hex"
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"strings"
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"testing"
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spec "github.com/attestantio/go-eth2-client/spec/phase0"
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"github.com/prysmaticlabs/go-bitfield"
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"github.com/stretchr/testify/assert"
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)
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func _bytes(input string) []byte {
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res, err := hex.DecodeString(strings.TrimPrefix(input, "0x"))
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if err != nil {
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panic(err)
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}
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return res
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}
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func aggregationBits(set uint64, total uint64) bitfield.Bitlist {
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bits := bitfield.NewBitlist(total)
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for i := uint64(0); i < set; i++ {
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bits.SetBitAt(i, true)
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}
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return bits
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}
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func specificAggregationBits(set []uint64, total uint64) bitfield.Bitlist {
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bits := bitfield.NewBitlist(total)
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for _, pos := range set {
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bits.SetBitAt(pos, true)
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}
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return bits
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}
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func TestScore(t *testing.T) {
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tests := []struct {
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name string
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block *spec.BeaconBlock
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parentSlot uint64
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score float64
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err string
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}{
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{
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name: "Nil",
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parentSlot: 1,
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score: 0,
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},
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{
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name: "Empty",
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block: &spec.BeaconBlock{},
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parentSlot: 1,
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score: 0,
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},
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{
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name: "SingleAttestation",
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block: &spec.BeaconBlock{
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Slot: 12345,
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Body: &spec.BeaconBlockBody{
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Attestations: []*spec.Attestation{
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{
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AggregationBits: aggregationBits(1, 128),
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Data: &spec.AttestationData{
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Slot: 12344,
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},
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},
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},
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},
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},
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parentSlot: 12344,
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score: 1,
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},
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{
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name: "SingleAttestationParentRootDistance2",
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block: &spec.BeaconBlock{
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Slot: 12345,
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Body: &spec.BeaconBlockBody{
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Attestations: []*spec.Attestation{
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{
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AggregationBits: aggregationBits(1, 128),
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Data: &spec.AttestationData{
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Slot: 12344,
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},
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},
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},
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},
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},
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parentSlot: 12343,
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score: 0.5,
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},
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{
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name: "SingleAttestationDistance2",
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block: &spec.BeaconBlock{
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Slot: 12345,
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Body: &spec.BeaconBlockBody{
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Attestations: []*spec.Attestation{
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{
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AggregationBits: aggregationBits(1, 128),
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Data: &spec.AttestationData{
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Slot: 12343,
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},
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},
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},
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},
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},
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parentSlot: 12344,
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score: 0.875,
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},
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{
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name: "TwoAttestations",
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block: &spec.BeaconBlock{
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Slot: 12345,
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Body: &spec.BeaconBlockBody{
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Attestations: []*spec.Attestation{
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{
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AggregationBits: aggregationBits(2, 128),
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Data: &spec.AttestationData{
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Slot: 12344,
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},
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},
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{
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AggregationBits: aggregationBits(1, 128),
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Data: &spec.AttestationData{
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Slot: 12341,
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},
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},
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},
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},
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},
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parentSlot: 12344,
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score: 2.8125,
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},
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{
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name: "AttesterSlashing",
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block: &spec.BeaconBlock{
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Slot: 12345,
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Body: &spec.BeaconBlockBody{
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Attestations: []*spec.Attestation{
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{
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AggregationBits: aggregationBits(50, 128),
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Data: &spec.AttestationData{
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Slot: 12344,
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},
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},
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},
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AttesterSlashings: []*spec.AttesterSlashing{
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{
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Attestation1: &spec.IndexedAttestation{
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AttestingIndices: []uint64{1, 2, 3},
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},
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Attestation2: &spec.IndexedAttestation{
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AttestingIndices: []uint64{2, 3, 4},
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},
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},
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},
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},
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},
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parentSlot: 12344,
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score: 1450,
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},
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{
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name: "DuplicateAttestations",
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block: &spec.BeaconBlock{
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Slot: 12345,
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Body: &spec.BeaconBlockBody{
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Attestations: []*spec.Attestation{
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{
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AggregationBits: specificAggregationBits([]uint64{1, 2, 3}, 128),
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Data: &spec.AttestationData{
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Slot: 12344,
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},
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},
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{
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AggregationBits: specificAggregationBits([]uint64{2, 3, 4}, 128),
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Data: &spec.AttestationData{
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Slot: 12344,
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},
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},
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},
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},
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},
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parentSlot: 12344,
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score: 4,
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},
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{
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name: "Full",
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block: &spec.BeaconBlock{
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Slot: 12345,
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Body: &spec.BeaconBlockBody{
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Attestations: []*spec.Attestation{
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{
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AggregationBits: aggregationBits(50, 128),
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Data: &spec.AttestationData{
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Slot: 12344,
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},
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},
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},
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AttesterSlashings: []*spec.AttesterSlashing{
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{
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Attestation1: &spec.IndexedAttestation{
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AttestingIndices: []uint64{1, 2, 3},
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},
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Attestation2: &spec.IndexedAttestation{
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AttestingIndices: []uint64{2, 3, 4},
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},
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},
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},
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ProposerSlashings: []*spec.ProposerSlashing{
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{
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Header1: &spec.SignedBeaconBlockHeader{
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Message: &spec.BeaconBlockHeader{
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Slot: 10,
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ProposerIndex: 1,
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ParentRoot: _bytes("0x0101010101010101010101010101010101010101010101010101010101010101"),
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StateRoot: _bytes("0x0202020202020202020202020202020202020202020202020202020202020202"),
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BodyRoot: _bytes("0x0303030303030303030303030303030303030303030303030303030303030303"),
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},
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Signature: _bytes("0x040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404"),
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},
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Header2: &spec.SignedBeaconBlockHeader{
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Message: &spec.BeaconBlockHeader{
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Slot: 10,
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ProposerIndex: 1,
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ParentRoot: _bytes("0x0404040404040404040404040404040404040404040404040404040404040404"),
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StateRoot: _bytes("0x0202020202020202020202020202020202020202020202020202020202020202"),
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BodyRoot: _bytes("0x0303030303030303030303030303030303030303030303030303030303030303"),
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},
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Signature: _bytes("0x040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404"),
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},
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},
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},
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},
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},
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parentSlot: 12344,
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score: 2150,
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},
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{
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name: "FullParentRootDistance2",
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block: &spec.BeaconBlock{
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Slot: 12345,
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Body: &spec.BeaconBlockBody{
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Attestations: []*spec.Attestation{
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{
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AggregationBits: aggregationBits(50, 128),
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Data: &spec.AttestationData{
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Slot: 12344,
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},
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},
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},
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AttesterSlashings: []*spec.AttesterSlashing{
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{
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Attestation1: &spec.IndexedAttestation{
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AttestingIndices: []uint64{1, 2, 3},
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},
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Attestation2: &spec.IndexedAttestation{
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AttestingIndices: []uint64{2, 3, 4},
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},
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},
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},
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ProposerSlashings: []*spec.ProposerSlashing{
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{
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Header1: &spec.SignedBeaconBlockHeader{
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Message: &spec.BeaconBlockHeader{
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Slot: 10,
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ProposerIndex: 1,
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ParentRoot: _bytes("0x0101010101010101010101010101010101010101010101010101010101010101"),
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StateRoot: _bytes("0x0202020202020202020202020202020202020202020202020202020202020202"),
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BodyRoot: _bytes("0x0303030303030303030303030303030303030303030303030303030303030303"),
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},
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Signature: _bytes("0x040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404"),
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},
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Header2: &spec.SignedBeaconBlockHeader{
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Message: &spec.BeaconBlockHeader{
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Slot: 10,
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ProposerIndex: 1,
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ParentRoot: _bytes("0x0404040404040404040404040404040404040404040404040404040404040404"),
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StateRoot: _bytes("0x0202020202020202020202020202020202020202020202020202020202020202"),
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BodyRoot: _bytes("0x0303030303030303030303030303030303030303030303030303030303030303"),
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},
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Signature: _bytes("0x040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404"),
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},
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},
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},
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},
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},
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parentSlot: 12343,
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score: 1075,
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},
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{
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name: "FullParentRootDistance4",
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block: &spec.BeaconBlock{
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Slot: 12345,
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Body: &spec.BeaconBlockBody{
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Attestations: []*spec.Attestation{
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{
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AggregationBits: aggregationBits(50, 128),
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Data: &spec.AttestationData{
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Slot: 12344,
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},
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},
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},
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AttesterSlashings: []*spec.AttesterSlashing{
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{
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Attestation1: &spec.IndexedAttestation{
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AttestingIndices: []uint64{1, 2, 3},
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},
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Attestation2: &spec.IndexedAttestation{
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AttestingIndices: []uint64{2, 3, 4},
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},
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},
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},
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ProposerSlashings: []*spec.ProposerSlashing{
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{
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Header1: &spec.SignedBeaconBlockHeader{
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Message: &spec.BeaconBlockHeader{
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Slot: 10,
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ProposerIndex: 1,
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ParentRoot: _bytes("0x0101010101010101010101010101010101010101010101010101010101010101"),
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StateRoot: _bytes("0x0202020202020202020202020202020202020202020202020202020202020202"),
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BodyRoot: _bytes("0x0303030303030303030303030303030303030303030303030303030303030303"),
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},
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Signature: _bytes("0x040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404"),
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},
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Header2: &spec.SignedBeaconBlockHeader{
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Message: &spec.BeaconBlockHeader{
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Slot: 10,
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ProposerIndex: 1,
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ParentRoot: _bytes("0x0404040404040404040404040404040404040404040404040404040404040404"),
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StateRoot: _bytes("0x0202020202020202020202020202020202020202020202020202020202020202"),
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BodyRoot: _bytes("0x0303030303030303030303030303030303030303030303030303030303030303"),
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},
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Signature: _bytes("0x040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404040404"),
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},
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},
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},
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},
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},
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parentSlot: 12341,
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score: 537.5,
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},
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}
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for _, test := range tests {
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t.Run(test.name, func(t *testing.T) {
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score := scoreBeaconBlockProposal(context.Background(), test.name, test.parentSlot, test.block)
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assert.Equal(t, test.score, score)
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})
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}
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}
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