mirror of
https://gitlab.com/pulsechaincom/prysm-pulse.git
synced 2024-12-25 12:57:18 +00:00
450 lines
12 KiB
Go
450 lines
12 KiB
Go
package core
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import (
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"math"
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"testing"
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"time"
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types "github.com/prysmaticlabs/eth2-types"
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v1 "github.com/prysmaticlabs/prysm/beacon-chain/state/v1"
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eth "github.com/prysmaticlabs/prysm/proto/prysm/v1alpha1"
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"github.com/prysmaticlabs/prysm/shared/params"
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"github.com/prysmaticlabs/prysm/shared/testutil/assert"
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"github.com/prysmaticlabs/prysm/shared/testutil/require"
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prysmTime "github.com/prysmaticlabs/prysm/time"
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)
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func TestSlotToEpoch_OK(t *testing.T) {
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tests := []struct {
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slot types.Slot
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epoch types.Epoch
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}{
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{slot: 0, epoch: 0},
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{slot: 50, epoch: 1},
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{slot: 64, epoch: 2},
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{slot: 128, epoch: 4},
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{slot: 200, epoch: 6},
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}
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for _, tt := range tests {
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assert.Equal(t, tt.epoch, SlotToEpoch(tt.slot), "SlotToEpoch(%d)", tt.slot)
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}
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}
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func TestCurrentEpoch_OK(t *testing.T) {
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tests := []struct {
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slot types.Slot
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epoch types.Epoch
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}{
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{slot: 0, epoch: 0},
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{slot: 50, epoch: 1},
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{slot: 64, epoch: 2},
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{slot: 128, epoch: 4},
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{slot: 200, epoch: 6},
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}
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for _, tt := range tests {
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state, err := v1.InitializeFromProto(ð.BeaconState{Slot: tt.slot})
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require.NoError(t, err)
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assert.Equal(t, tt.epoch, CurrentEpoch(state), "ActiveCurrentEpoch(%d)", state.Slot())
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}
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}
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func TestPrevEpoch_OK(t *testing.T) {
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tests := []struct {
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slot types.Slot
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epoch types.Epoch
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}{
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{slot: 0, epoch: 0},
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{slot: 0 + params.BeaconConfig().SlotsPerEpoch + 1, epoch: 0},
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{slot: 2 * params.BeaconConfig().SlotsPerEpoch, epoch: 1},
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}
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for _, tt := range tests {
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state, err := v1.InitializeFromProto(ð.BeaconState{Slot: tt.slot})
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require.NoError(t, err)
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assert.Equal(t, tt.epoch, PrevEpoch(state), "ActivePrevEpoch(%d)", state.Slot())
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}
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}
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func TestNextEpoch_OK(t *testing.T) {
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tests := []struct {
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slot types.Slot
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epoch types.Epoch
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}{
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{slot: 0, epoch: types.Epoch(0/params.BeaconConfig().SlotsPerEpoch + 1)},
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{slot: 50, epoch: types.Epoch(0/params.BeaconConfig().SlotsPerEpoch + 2)},
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{slot: 64, epoch: types.Epoch(64/params.BeaconConfig().SlotsPerEpoch + 1)},
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{slot: 128, epoch: types.Epoch(128/params.BeaconConfig().SlotsPerEpoch + 1)},
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{slot: 200, epoch: types.Epoch(200/params.BeaconConfig().SlotsPerEpoch + 1)},
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}
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for _, tt := range tests {
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state, err := v1.InitializeFromProto(ð.BeaconState{Slot: tt.slot})
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require.NoError(t, err)
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assert.Equal(t, tt.epoch, NextEpoch(state), "NextEpoch(%d)", state.Slot())
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}
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}
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func TestEpochStartSlot_OK(t *testing.T) {
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tests := []struct {
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epoch types.Epoch
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startSlot types.Slot
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error bool
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}{
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{epoch: 0, startSlot: 0 * params.BeaconConfig().SlotsPerEpoch, error: false},
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{epoch: 1, startSlot: 1 * params.BeaconConfig().SlotsPerEpoch, error: false},
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{epoch: 10, startSlot: 10 * params.BeaconConfig().SlotsPerEpoch, error: false},
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{epoch: 1 << 58, startSlot: 1 << 63, error: false},
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{epoch: 1 << 59, startSlot: 1 << 63, error: true},
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{epoch: 1 << 60, startSlot: 1 << 63, error: true},
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}
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for _, tt := range tests {
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ss, err := StartSlot(tt.epoch)
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if !tt.error {
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require.NoError(t, err)
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assert.Equal(t, tt.startSlot, ss, "StartSlot(%d)", tt.epoch)
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} else {
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require.ErrorContains(t, "start slot calculation overflow", err)
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}
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}
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}
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func TestEpochEndSlot_OK(t *testing.T) {
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tests := []struct {
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epoch types.Epoch
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startSlot types.Slot
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error bool
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}{
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{epoch: 0, startSlot: 1*params.BeaconConfig().SlotsPerEpoch - 1, error: false},
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{epoch: 1, startSlot: 2*params.BeaconConfig().SlotsPerEpoch - 1, error: false},
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{epoch: 10, startSlot: 11*params.BeaconConfig().SlotsPerEpoch - 1, error: false},
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{epoch: 1 << 59, startSlot: 1 << 63, error: true},
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{epoch: 1 << 60, startSlot: 1 << 63, error: true},
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{epoch: math.MaxUint64, startSlot: 0, error: true},
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}
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for _, tt := range tests {
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ss, err := EndSlot(tt.epoch)
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if !tt.error {
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require.NoError(t, err)
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assert.Equal(t, tt.startSlot, ss, "StartSlot(%d)", tt.epoch)
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} else {
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require.ErrorContains(t, "start slot calculation overflow", err)
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}
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}
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}
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func TestIsEpochStart(t *testing.T) {
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epochLength := params.BeaconConfig().SlotsPerEpoch
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tests := []struct {
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slot types.Slot
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result bool
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}{
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{
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slot: epochLength + 1,
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result: false,
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},
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{
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slot: epochLength - 1,
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result: false,
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},
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{
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slot: epochLength,
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result: true,
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},
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{
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slot: epochLength * 2,
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result: true,
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},
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}
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for _, tt := range tests {
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assert.Equal(t, tt.result, IsEpochStart(tt.slot), "IsEpochStart(%d)", tt.slot)
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}
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}
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func TestIsEpochEnd(t *testing.T) {
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epochLength := params.BeaconConfig().SlotsPerEpoch
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tests := []struct {
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slot types.Slot
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result bool
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}{
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{
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slot: epochLength + 1,
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result: false,
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},
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{
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slot: epochLength,
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result: false,
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},
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{
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slot: epochLength - 1,
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result: true,
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},
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}
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for _, tt := range tests {
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assert.Equal(t, tt.result, IsEpochEnd(tt.slot), "IsEpochEnd(%d)", tt.slot)
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}
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}
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func TestSlotsSinceEpochStarts(t *testing.T) {
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tests := []struct {
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slots types.Slot
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wantedSlots types.Slot
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}{
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{slots: 0, wantedSlots: 0},
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{slots: 1, wantedSlots: 1},
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{slots: params.BeaconConfig().SlotsPerEpoch - 1, wantedSlots: params.BeaconConfig().SlotsPerEpoch - 1},
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{slots: params.BeaconConfig().SlotsPerEpoch + 1, wantedSlots: 1},
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{slots: 10*params.BeaconConfig().SlotsPerEpoch + 2, wantedSlots: 2},
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}
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for _, tt := range tests {
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assert.Equal(t, tt.wantedSlots, SlotsSinceEpochStarts(tt.slots))
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}
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}
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func TestRoundUpToNearestEpoch_OK(t *testing.T) {
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tests := []struct {
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startSlot types.Slot
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roundedUpSlot types.Slot
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}{
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{startSlot: 0 * params.BeaconConfig().SlotsPerEpoch, roundedUpSlot: 0},
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{startSlot: 1*params.BeaconConfig().SlotsPerEpoch - 10, roundedUpSlot: 1 * params.BeaconConfig().SlotsPerEpoch},
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{startSlot: 10*params.BeaconConfig().SlotsPerEpoch - (params.BeaconConfig().SlotsPerEpoch - 1), roundedUpSlot: 10 * params.BeaconConfig().SlotsPerEpoch},
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}
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for _, tt := range tests {
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assert.Equal(t, tt.roundedUpSlot, RoundUpToNearestEpoch(tt.startSlot), "RoundUpToNearestEpoch(%d)", tt.startSlot)
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}
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}
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func TestSlotToTime(t *testing.T) {
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type args struct {
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genesisTimeSec uint64
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slot types.Slot
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}
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tests := []struct {
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name string
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args args
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want time.Time
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wantedErr string
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}{
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{
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name: "slot_0",
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args: args{
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genesisTimeSec: 0,
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slot: 0,
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},
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want: time.Unix(0, 0),
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},
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{
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name: "slot_1",
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args: args{
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genesisTimeSec: 0,
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slot: 1,
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},
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want: time.Unix(int64(1*params.BeaconConfig().SecondsPerSlot), 0),
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},
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{
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name: "slot_12",
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args: args{
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genesisTimeSec: 500,
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slot: 12,
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},
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want: time.Unix(500+int64(12*params.BeaconConfig().SecondsPerSlot), 0),
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},
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{
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name: "overflow",
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args: args{
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genesisTimeSec: 500,
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slot: math.MaxUint64,
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},
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wantedErr: "is in the far distant future",
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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got, err := SlotToTime(tt.args.genesisTimeSec, tt.args.slot)
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if tt.wantedErr != "" {
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assert.ErrorContains(t, tt.wantedErr, err)
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} else {
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assert.NoError(t, err)
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assert.DeepEqual(t, tt.want, got)
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}
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})
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}
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}
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func TestVerifySlotTime(t *testing.T) {
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type args struct {
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genesisTime int64
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slot types.Slot
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timeTolerance time.Duration
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}
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tests := []struct {
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name string
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args args
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wantedErr string
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}{
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{
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name: "Past slot",
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args: args{
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genesisTime: prysmTime.Now().Add(-1 * 5 * time.Duration(params.BeaconConfig().SecondsPerSlot) * time.Second).Unix(),
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slot: 3,
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},
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},
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{
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name: "within tolerance",
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args: args{
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genesisTime: prysmTime.Now().Add(-1 * 5 * time.Duration(params.BeaconConfig().SecondsPerSlot) * time.Second).Add(20 * time.Millisecond).Unix(),
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slot: 5,
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},
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},
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{
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name: "future slot",
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args: args{
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genesisTime: prysmTime.Now().Add(-1 * 5 * time.Duration(params.BeaconConfig().SecondsPerSlot) * time.Second).Unix(),
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slot: 6,
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},
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wantedErr: "could not process slot from the future",
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},
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{
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name: "max future slot",
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args: args{
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genesisTime: prysmTime.Now().Add(-1 * 5 * time.Duration(params.BeaconConfig().SecondsPerSlot) * time.Second).Unix(),
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slot: types.Slot(MaxSlotBuffer + 6),
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},
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wantedErr: "exceeds max allowed value relative to the local clock",
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},
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{
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name: "evil future slot",
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args: args{
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genesisTime: prysmTime.Now().Add(-1 * 24 * time.Duration(params.BeaconConfig().SecondsPerSlot) * time.Second).Unix(), // 24 slots in the past
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// Gets multiplied with slot duration, and results in an overflow. Wraps around to a valid time.
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// Lower than max signed int. And chosen specifically to wrap to a valid slot 24
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slot: types.Slot((^uint64(0))/params.BeaconConfig().SecondsPerSlot) + 24,
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},
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wantedErr: "is in the far distant future",
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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err := VerifySlotTime(uint64(tt.args.genesisTime), tt.args.slot, tt.args.timeTolerance)
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if tt.wantedErr != "" {
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assert.ErrorContains(t, tt.wantedErr, err)
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} else {
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assert.NoError(t, err)
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}
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})
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}
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}
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func TestValidateSlotClock_HandlesBadSlot(t *testing.T) {
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genTime := prysmTime.Now().Add(-1 * time.Duration(MaxSlotBuffer) * time.Duration(params.BeaconConfig().SecondsPerSlot) * time.Second).Unix()
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assert.NoError(t, ValidateSlotClock(types.Slot(MaxSlotBuffer), uint64(genTime)), "unexpected error validating slot")
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assert.NoError(t, ValidateSlotClock(types.Slot(2*MaxSlotBuffer), uint64(genTime)), "unexpected error validating slot")
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assert.ErrorContains(t, "which exceeds max allowed value relative to the local clock", ValidateSlotClock(types.Slot(2*MaxSlotBuffer+1), uint64(genTime)), "no error from bad slot")
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assert.ErrorContains(t, "which exceeds max allowed value relative to the local clock", ValidateSlotClock(1<<63, uint64(genTime)), "no error from bad slot")
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}
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func TestPrevSlot(t *testing.T) {
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tests := []struct {
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name string
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slot types.Slot
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want types.Slot
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}{
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{
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name: "no underflow",
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slot: 0,
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want: 0,
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},
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{
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name: "slot 1",
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slot: 1,
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want: 0,
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},
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{
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name: "slot 2",
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slot: 2,
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want: 1,
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},
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{
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name: "max",
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slot: 1<<64 - 1,
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want: 1<<64 - 1 - 1,
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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if got := PrevSlot(tt.slot); got != tt.want {
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t.Errorf("PrevSlot() = %v, want %v", got, tt.want)
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}
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})
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}
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}
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func TestSyncCommitteePeriod(t *testing.T) {
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tests := []struct {
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epoch types.Epoch
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wanted uint64
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}{
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{epoch: 0, wanted: 0},
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{epoch: 0, wanted: 0 / uint64(params.BeaconConfig().EpochsPerSyncCommitteePeriod)},
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{epoch: 1, wanted: 1 / uint64(params.BeaconConfig().EpochsPerSyncCommitteePeriod)},
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{epoch: 1000, wanted: 1000 / uint64(params.BeaconConfig().EpochsPerSyncCommitteePeriod)},
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}
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for _, test := range tests {
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require.Equal(t, test.wanted, SyncCommitteePeriod(test.epoch))
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}
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}
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func TestSyncCommitteePeriodStartEpoch(t *testing.T) {
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tests := []struct {
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epoch types.Epoch
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wanted types.Epoch
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}{
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{epoch: 0, wanted: 0},
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{epoch: params.BeaconConfig().EpochsPerSyncCommitteePeriod + 1, wanted: params.BeaconConfig().EpochsPerSyncCommitteePeriod},
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{epoch: params.BeaconConfig().EpochsPerSyncCommitteePeriod*2 + 100, wanted: params.BeaconConfig().EpochsPerSyncCommitteePeriod * 2},
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{epoch: params.BeaconConfig().EpochsPerSyncCommitteePeriod*params.BeaconConfig().EpochsPerSyncCommitteePeriod + 1, wanted: params.BeaconConfig().EpochsPerSyncCommitteePeriod * params.BeaconConfig().EpochsPerSyncCommitteePeriod},
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}
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for _, test := range tests {
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e, err := SyncCommitteePeriodStartEpoch(test.epoch)
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require.NoError(t, err)
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require.Equal(t, test.wanted, e)
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}
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}
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func TestCanUpgradeToAltair(t *testing.T) {
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bc := params.BeaconConfig()
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bc.AltairForkEpoch = 5
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params.OverrideBeaconConfig(bc)
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tests := []struct {
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name string
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slot types.Slot
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want bool
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}{
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{
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name: "not epoch start",
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slot: 1,
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want: false,
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},
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{
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name: "not altair epoch",
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slot: params.BeaconConfig().SlotsPerEpoch,
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want: false,
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},
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{
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name: "altair epoch",
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slot: types.Slot(params.BeaconConfig().AltairForkEpoch) * params.BeaconConfig().SlotsPerEpoch,
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want: true,
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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if got := CanUpgradeToAltair(tt.slot); got != tt.want {
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t.Errorf("canUpgradeToAltair() = %v, want %v", got, tt.want)
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}
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})
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}
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}
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