cosmos-sdk/x/staking/keeper/old_validator_test.go

736 lines
30 KiB
Go

package keeper
import (
"fmt"
"testing"
"time"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
abci "github.com/tendermint/tendermint/abci/types"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/x/staking/types"
)
func TestGetValidatorSortingMixed(t *testing.T) {
ctx, _, bk, keeper, _ := CreateTestInput(t, false, 1000)
bondedPool := keeper.GetBondedPool(ctx)
notBondedPool := keeper.GetNotBondedPool(ctx)
bk.SetBalances(ctx, bondedPool.GetAddress(), sdk.NewCoins(sdk.NewCoin(keeper.BondDenom(ctx), sdk.TokensFromConsensusPower(501))))
bk.SetBalances(ctx, notBondedPool.GetAddress(), sdk.NewCoins(sdk.NewCoin(keeper.BondDenom(ctx), sdk.TokensFromConsensusPower(0))))
keeper.supplyKeeper.SetModuleAccount(ctx, notBondedPool)
keeper.supplyKeeper.SetModuleAccount(ctx, bondedPool)
// now 2 max resValidators
params := keeper.GetParams(ctx)
params.MaxValidators = 2
keeper.SetParams(ctx, params)
// initialize some validators into the state
amts := []int64{
0,
100 * sdk.PowerReduction.Int64(),
1 * sdk.PowerReduction.Int64(),
400 * sdk.PowerReduction.Int64(),
200 * sdk.PowerReduction.Int64()}
var validators [5]types.Validator
for i, amt := range amts {
validators[i] = types.NewValidator(sdk.ValAddress(Addrs[i]), PKs[i], types.Description{})
validators[i].DelegatorShares = sdk.NewDec(amt)
validators[i].Status = sdk.Bonded
validators[i].Tokens = sdk.NewInt(amt)
TestingUpdateValidator(keeper, ctx, validators[i], true)
}
val0, found := keeper.GetValidator(ctx, sdk.ValAddress(Addrs[0]))
require.True(t, found)
val1, found := keeper.GetValidator(ctx, sdk.ValAddress(Addrs[1]))
require.True(t, found)
val2, found := keeper.GetValidator(ctx, sdk.ValAddress(Addrs[2]))
require.True(t, found)
val3, found := keeper.GetValidator(ctx, sdk.ValAddress(Addrs[3]))
require.True(t, found)
val4, found := keeper.GetValidator(ctx, sdk.ValAddress(Addrs[4]))
require.True(t, found)
require.Equal(t, sdk.Bonded, val0.Status)
require.Equal(t, sdk.Unbonding, val1.Status)
require.Equal(t, sdk.Unbonding, val2.Status)
require.Equal(t, sdk.Bonded, val3.Status)
require.Equal(t, sdk.Bonded, val4.Status)
// first make sure everything made it in to the gotValidator group
resValidators := keeper.GetBondedValidatorsByPower(ctx)
// The validators returned should match the max validators
assert.Equal(t, 2, len(resValidators))
assert.Equal(t, sdk.NewInt(400).Mul(sdk.PowerReduction), resValidators[0].BondedTokens(), "%v", resValidators)
assert.Equal(t, sdk.NewInt(200).Mul(sdk.PowerReduction), resValidators[1].BondedTokens(), "%v", resValidators)
assert.Equal(t, validators[3].OperatorAddress, resValidators[0].OperatorAddress, "%v", resValidators)
assert.Equal(t, validators[4].OperatorAddress, resValidators[1].OperatorAddress, "%v", resValidators)
}
// TODO separate out into multiple tests
func TestGetValidatorsEdgeCases(t *testing.T) {
ctx, _, bk, keeper, _ := CreateTestInput(t, false, 1000)
// set max validators to 2
params := keeper.GetParams(ctx)
nMax := uint32(2)
params.MaxValidators = nMax
keeper.SetParams(ctx, params)
// initialize some validators into the state
powers := []int64{0, 100, 400, 400}
var validators [4]types.Validator
for i, power := range powers {
moniker := fmt.Sprintf("val#%d", int64(i))
validators[i] = types.NewValidator(sdk.ValAddress(Addrs[i]), PKs[i], types.Description{Moniker: moniker})
tokens := sdk.TokensFromConsensusPower(power)
validators[i], _ = validators[i].AddTokensFromDel(tokens)
notBondedPool := keeper.GetNotBondedPool(ctx)
balances := bk.GetAllBalances(ctx, notBondedPool.GetAddress())
require.NoError(t, bk.SetBalances(ctx, notBondedPool.GetAddress(), balances.Add(sdk.NewCoin(params.BondDenom, tokens))))
keeper.supplyKeeper.SetModuleAccount(ctx, notBondedPool)
validators[i] = TestingUpdateValidator(keeper, ctx, validators[i], true)
}
// ensure that the first two bonded validators are the largest validators
resValidators := keeper.GetBondedValidatorsByPower(ctx)
require.Equal(t, nMax, uint32(len(resValidators)))
assert.True(ValEq(t, validators[2], resValidators[0]))
assert.True(ValEq(t, validators[3], resValidators[1]))
// delegate 500 tokens to validator 0
keeper.DeleteValidatorByPowerIndex(ctx, validators[0])
delTokens := sdk.TokensFromConsensusPower(500)
validators[0], _ = validators[0].AddTokensFromDel(delTokens)
notBondedPool := keeper.GetNotBondedPool(ctx)
newTokens := sdk.NewCoins()
balances := bk.GetAllBalances(ctx, notBondedPool.GetAddress())
require.NoError(t, bk.SetBalances(ctx, notBondedPool.GetAddress(), balances.Add(newTokens...)))
keeper.supplyKeeper.SetModuleAccount(ctx, notBondedPool)
// test that the two largest validators are
// a) validator 0 with 500 tokens
// b) validator 2 with 400 tokens (delegated before validator 3)
validators[0] = TestingUpdateValidator(keeper, ctx, validators[0], true)
resValidators = keeper.GetBondedValidatorsByPower(ctx)
require.Equal(t, nMax, uint32(len(resValidators)))
assert.True(ValEq(t, validators[0], resValidators[0]))
assert.True(ValEq(t, validators[2], resValidators[1]))
// A validator which leaves the bonded validator set due to a decrease in voting power,
// then increases to the original voting power, does not get its spot back in the
// case of a tie.
//
// Order of operations for this test:
// - validator 3 enter validator set with 1 new token
// - validator 3 removed validator set by removing 201 tokens (validator 2 enters)
// - validator 3 adds 200 tokens (equal to validator 2 now) and does not get its spot back
// validator 3 enters bonded validator set
ctx = ctx.WithBlockHeight(40)
validators[3] = keeper.mustGetValidator(ctx, validators[3].OperatorAddress)
keeper.DeleteValidatorByPowerIndex(ctx, validators[3])
validators[3], _ = validators[3].AddTokensFromDel(sdk.TokensFromConsensusPower(1))
notBondedPool = keeper.GetNotBondedPool(ctx)
newTokens = sdk.NewCoins(sdk.NewCoin(params.BondDenom, sdk.TokensFromConsensusPower(1)))
balances = bk.GetAllBalances(ctx, notBondedPool.GetAddress())
require.NoError(t, bk.SetBalances(ctx, notBondedPool.GetAddress(), balances.Add(newTokens...)))
keeper.supplyKeeper.SetModuleAccount(ctx, notBondedPool)
validators[3] = TestingUpdateValidator(keeper, ctx, validators[3], true)
resValidators = keeper.GetBondedValidatorsByPower(ctx)
require.Equal(t, nMax, uint32(len(resValidators)))
assert.True(ValEq(t, validators[0], resValidators[0]))
assert.True(ValEq(t, validators[3], resValidators[1]))
// validator 3 kicked out temporarily
keeper.DeleteValidatorByPowerIndex(ctx, validators[3])
rmTokens := validators[3].TokensFromShares(sdk.NewDec(201)).TruncateInt()
validators[3], _ = validators[3].RemoveDelShares(sdk.NewDec(201))
bondedPool := keeper.GetBondedPool(ctx)
balances = bk.GetAllBalances(ctx, bondedPool.GetAddress())
require.NoError(t, bk.SetBalances(ctx, bondedPool.GetAddress(), balances.Add(sdk.NewCoin(params.BondDenom, rmTokens))))
keeper.supplyKeeper.SetModuleAccount(ctx, bondedPool)
validators[3] = TestingUpdateValidator(keeper, ctx, validators[3], true)
resValidators = keeper.GetBondedValidatorsByPower(ctx)
require.Equal(t, nMax, uint32(len(resValidators)))
assert.True(ValEq(t, validators[0], resValidators[0]))
assert.True(ValEq(t, validators[2], resValidators[1]))
// validator 3 does not get spot back
keeper.DeleteValidatorByPowerIndex(ctx, validators[3])
validators[3], _ = validators[3].AddTokensFromDel(sdk.NewInt(200))
notBondedPool = keeper.GetNotBondedPool(ctx)
balances = bk.GetAllBalances(ctx, notBondedPool.GetAddress())
require.NoError(t, bk.SetBalances(ctx, notBondedPool.GetAddress(), balances.Add(sdk.NewCoin(params.BondDenom, sdk.NewInt(200)))))
keeper.supplyKeeper.SetModuleAccount(ctx, notBondedPool)
validators[3] = TestingUpdateValidator(keeper, ctx, validators[3], true)
resValidators = keeper.GetBondedValidatorsByPower(ctx)
require.Equal(t, nMax, uint32(len(resValidators)))
assert.True(ValEq(t, validators[0], resValidators[0]))
assert.True(ValEq(t, validators[2], resValidators[1]))
_, exists := keeper.GetValidator(ctx, validators[3].OperatorAddress)
require.True(t, exists)
}
func TestValidatorBondHeight(t *testing.T) {
ctx, _, _, keeper, _ := CreateTestInput(t, false, 1000)
// now 2 max resValidators
params := keeper.GetParams(ctx)
params.MaxValidators = 2
keeper.SetParams(ctx, params)
// initialize some validators into the state
var validators [3]types.Validator
validators[0] = types.NewValidator(sdk.ValAddress(PKs[0].Address().Bytes()), PKs[0], types.Description{})
validators[1] = types.NewValidator(sdk.ValAddress(Addrs[1]), PKs[1], types.Description{})
validators[2] = types.NewValidator(sdk.ValAddress(Addrs[2]), PKs[2], types.Description{})
tokens0 := sdk.TokensFromConsensusPower(200)
tokens1 := sdk.TokensFromConsensusPower(100)
tokens2 := sdk.TokensFromConsensusPower(100)
validators[0], _ = validators[0].AddTokensFromDel(tokens0)
validators[1], _ = validators[1].AddTokensFromDel(tokens1)
validators[2], _ = validators[2].AddTokensFromDel(tokens2)
validators[0] = TestingUpdateValidator(keeper, ctx, validators[0], true)
////////////////////////////////////////
// If two validators both increase to the same voting power in the same block,
// the one with the first transaction should become bonded
validators[1] = TestingUpdateValidator(keeper, ctx, validators[1], true)
validators[2] = TestingUpdateValidator(keeper, ctx, validators[2], true)
resValidators := keeper.GetBondedValidatorsByPower(ctx)
require.Equal(t, uint32(len(resValidators)), params.MaxValidators)
assert.True(ValEq(t, validators[0], resValidators[0]))
assert.True(ValEq(t, validators[1], resValidators[1]))
keeper.DeleteValidatorByPowerIndex(ctx, validators[1])
keeper.DeleteValidatorByPowerIndex(ctx, validators[2])
delTokens := sdk.TokensFromConsensusPower(50)
validators[1], _ = validators[1].AddTokensFromDel(delTokens)
validators[2], _ = validators[2].AddTokensFromDel(delTokens)
validators[2] = TestingUpdateValidator(keeper, ctx, validators[2], true)
resValidators = keeper.GetBondedValidatorsByPower(ctx)
require.Equal(t, params.MaxValidators, uint32(len(resValidators)))
validators[1] = TestingUpdateValidator(keeper, ctx, validators[1], true)
assert.True(ValEq(t, validators[0], resValidators[0]))
assert.True(ValEq(t, validators[2], resValidators[1]))
}
func TestFullValidatorSetPowerChange(t *testing.T) {
ctx, _, _, keeper, _ := CreateTestInput(t, false, 1000)
params := keeper.GetParams(ctx)
max := 2
params.MaxValidators = uint32(2)
keeper.SetParams(ctx, params)
// initialize some validators into the state
powers := []int64{0, 100, 400, 400, 200}
var validators [5]types.Validator
for i, power := range powers {
validators[i] = types.NewValidator(sdk.ValAddress(Addrs[i]), PKs[i], types.Description{})
tokens := sdk.TokensFromConsensusPower(power)
validators[i], _ = validators[i].AddTokensFromDel(tokens)
TestingUpdateValidator(keeper, ctx, validators[i], true)
}
for i := range powers {
var found bool
validators[i], found = keeper.GetValidator(ctx, validators[i].OperatorAddress)
require.True(t, found)
}
assert.Equal(t, sdk.Unbonded, validators[0].Status)
assert.Equal(t, sdk.Unbonding, validators[1].Status)
assert.Equal(t, sdk.Bonded, validators[2].Status)
assert.Equal(t, sdk.Bonded, validators[3].Status)
assert.Equal(t, sdk.Unbonded, validators[4].Status)
resValidators := keeper.GetBondedValidatorsByPower(ctx)
assert.Equal(t, max, len(resValidators))
assert.True(ValEq(t, validators[2], resValidators[0])) // in the order of txs
assert.True(ValEq(t, validators[3], resValidators[1]))
// test a swap in voting power
tokens := sdk.TokensFromConsensusPower(600)
validators[0], _ = validators[0].AddTokensFromDel(tokens)
validators[0] = TestingUpdateValidator(keeper, ctx, validators[0], true)
resValidators = keeper.GetBondedValidatorsByPower(ctx)
assert.Equal(t, max, len(resValidators))
assert.True(ValEq(t, validators[0], resValidators[0]))
assert.True(ValEq(t, validators[2], resValidators[1]))
}
func TestApplyAndReturnValidatorSetUpdatesAllNone(t *testing.T) {
ctx, _, _, keeper, _ := CreateTestInput(t, false, 1000)
powers := []int64{10, 20}
var validators [2]types.Validator
for i, power := range powers {
valPubKey := PKs[i+1]
valAddr := sdk.ValAddress(valPubKey.Address().Bytes())
validators[i] = types.NewValidator(valAddr, valPubKey, types.Description{})
tokens := sdk.TokensFromConsensusPower(power)
validators[i], _ = validators[i].AddTokensFromDel(tokens)
}
// test from nothing to something
// tendermintUpdate set: {} -> {c1, c3}
require.Equal(t, 0, len(keeper.ApplyAndReturnValidatorSetUpdates(ctx)))
keeper.SetValidator(ctx, validators[0])
keeper.SetValidatorByPowerIndex(ctx, validators[0])
keeper.SetValidator(ctx, validators[1])
keeper.SetValidatorByPowerIndex(ctx, validators[1])
updates := keeper.ApplyAndReturnValidatorSetUpdates(ctx)
assert.Equal(t, 2, len(updates))
validators[0], _ = keeper.GetValidator(ctx, validators[0].OperatorAddress)
validators[1], _ = keeper.GetValidator(ctx, validators[1].OperatorAddress)
assert.Equal(t, validators[0].ABCIValidatorUpdate(), updates[1])
assert.Equal(t, validators[1].ABCIValidatorUpdate(), updates[0])
}
func TestApplyAndReturnValidatorSetUpdatesIdentical(t *testing.T) {
ctx, _, _, keeper, _ := CreateTestInput(t, false, 1000)
powers := []int64{10, 20}
var validators [2]types.Validator
for i, power := range powers {
validators[i] = types.NewValidator(sdk.ValAddress(Addrs[i]), PKs[i], types.Description{})
tokens := sdk.TokensFromConsensusPower(power)
validators[i], _ = validators[i].AddTokensFromDel(tokens)
}
validators[0] = TestingUpdateValidator(keeper, ctx, validators[0], false)
validators[1] = TestingUpdateValidator(keeper, ctx, validators[1], false)
require.Equal(t, 2, len(keeper.ApplyAndReturnValidatorSetUpdates(ctx)))
// test identical,
// tendermintUpdate set: {} -> {}
validators[0] = TestingUpdateValidator(keeper, ctx, validators[0], false)
validators[1] = TestingUpdateValidator(keeper, ctx, validators[1], false)
require.Equal(t, 0, len(keeper.ApplyAndReturnValidatorSetUpdates(ctx)))
}
func TestApplyAndReturnValidatorSetUpdatesSingleValueChange(t *testing.T) {
ctx, _, _, keeper, _ := CreateTestInput(t, false, 1000)
powers := []int64{10, 20}
var validators [2]types.Validator
for i, power := range powers {
validators[i] = types.NewValidator(sdk.ValAddress(Addrs[i]), PKs[i], types.Description{})
tokens := sdk.TokensFromConsensusPower(power)
validators[i], _ = validators[i].AddTokensFromDel(tokens)
}
validators[0] = TestingUpdateValidator(keeper, ctx, validators[0], false)
validators[1] = TestingUpdateValidator(keeper, ctx, validators[1], false)
require.Equal(t, 2, len(keeper.ApplyAndReturnValidatorSetUpdates(ctx)))
// test single value change
// tendermintUpdate set: {} -> {c1'}
validators[0].Status = sdk.Bonded
validators[0].Tokens = sdk.TokensFromConsensusPower(600)
validators[0] = TestingUpdateValidator(keeper, ctx, validators[0], false)
updates := keeper.ApplyAndReturnValidatorSetUpdates(ctx)
require.Equal(t, 1, len(updates))
require.Equal(t, validators[0].ABCIValidatorUpdate(), updates[0])
}
func TestApplyAndReturnValidatorSetUpdatesMultipleValueChange(t *testing.T) {
ctx, _, _, keeper, _ := CreateTestInput(t, false, 1000)
powers := []int64{10, 20}
var validators [2]types.Validator
for i, power := range powers {
validators[i] = types.NewValidator(sdk.ValAddress(Addrs[i]), PKs[i], types.Description{})
tokens := sdk.TokensFromConsensusPower(power)
validators[i], _ = validators[i].AddTokensFromDel(tokens)
}
validators[0] = TestingUpdateValidator(keeper, ctx, validators[0], false)
validators[1] = TestingUpdateValidator(keeper, ctx, validators[1], false)
require.Equal(t, 2, len(keeper.ApplyAndReturnValidatorSetUpdates(ctx)))
// test multiple value change
// tendermintUpdate set: {c1, c3} -> {c1', c3'}
delTokens1 := sdk.TokensFromConsensusPower(190)
delTokens2 := sdk.TokensFromConsensusPower(80)
validators[0], _ = validators[0].AddTokensFromDel(delTokens1)
validators[1], _ = validators[1].AddTokensFromDel(delTokens2)
validators[0] = TestingUpdateValidator(keeper, ctx, validators[0], false)
validators[1] = TestingUpdateValidator(keeper, ctx, validators[1], false)
updates := keeper.ApplyAndReturnValidatorSetUpdates(ctx)
require.Equal(t, 2, len(updates))
require.Equal(t, validators[0].ABCIValidatorUpdate(), updates[0])
require.Equal(t, validators[1].ABCIValidatorUpdate(), updates[1])
}
func TestApplyAndReturnValidatorSetUpdatesInserted(t *testing.T) {
ctx, _, _, keeper, _ := CreateTestInput(t, false, 1000)
powers := []int64{10, 20, 5, 15, 25}
var validators [5]types.Validator
for i, power := range powers {
validators[i] = types.NewValidator(sdk.ValAddress(Addrs[i]), PKs[i], types.Description{})
tokens := sdk.TokensFromConsensusPower(power)
validators[i], _ = validators[i].AddTokensFromDel(tokens)
}
validators[0] = TestingUpdateValidator(keeper, ctx, validators[0], false)
validators[1] = TestingUpdateValidator(keeper, ctx, validators[1], false)
require.Equal(t, 2, len(keeper.ApplyAndReturnValidatorSetUpdates(ctx)))
// test validtor added at the beginning
// tendermintUpdate set: {} -> {c0}
keeper.SetValidator(ctx, validators[2])
keeper.SetValidatorByPowerIndex(ctx, validators[2])
updates := keeper.ApplyAndReturnValidatorSetUpdates(ctx)
validators[2], _ = keeper.GetValidator(ctx, validators[2].OperatorAddress)
require.Equal(t, 1, len(updates))
require.Equal(t, validators[2].ABCIValidatorUpdate(), updates[0])
// test validtor added at the beginning
// tendermintUpdate set: {} -> {c0}
keeper.SetValidator(ctx, validators[3])
keeper.SetValidatorByPowerIndex(ctx, validators[3])
updates = keeper.ApplyAndReturnValidatorSetUpdates(ctx)
validators[3], _ = keeper.GetValidator(ctx, validators[3].OperatorAddress)
require.Equal(t, 1, len(updates))
require.Equal(t, validators[3].ABCIValidatorUpdate(), updates[0])
// test validtor added at the end
// tendermintUpdate set: {} -> {c0}
keeper.SetValidator(ctx, validators[4])
keeper.SetValidatorByPowerIndex(ctx, validators[4])
updates = keeper.ApplyAndReturnValidatorSetUpdates(ctx)
validators[4], _ = keeper.GetValidator(ctx, validators[4].OperatorAddress)
require.Equal(t, 1, len(updates))
require.Equal(t, validators[4].ABCIValidatorUpdate(), updates[0])
}
func TestApplyAndReturnValidatorSetUpdatesWithCliffValidator(t *testing.T) {
ctx, _, _, keeper, _ := CreateTestInput(t, false, 1000)
params := types.DefaultParams()
params.MaxValidators = 2
keeper.SetParams(ctx, params)
powers := []int64{10, 20, 5}
var validators [5]types.Validator
for i, power := range powers {
validators[i] = types.NewValidator(sdk.ValAddress(Addrs[i]), PKs[i], types.Description{})
tokens := sdk.TokensFromConsensusPower(power)
validators[i], _ = validators[i].AddTokensFromDel(tokens)
}
validators[0] = TestingUpdateValidator(keeper, ctx, validators[0], false)
validators[1] = TestingUpdateValidator(keeper, ctx, validators[1], false)
require.Equal(t, 2, len(keeper.ApplyAndReturnValidatorSetUpdates(ctx)))
// test validator added at the end but not inserted in the valset
// tendermintUpdate set: {} -> {}
TestingUpdateValidator(keeper, ctx, validators[2], false)
updates := keeper.ApplyAndReturnValidatorSetUpdates(ctx)
require.Equal(t, 0, len(updates))
// test validator change its power and become a gotValidator (pushing out an existing)
// tendermintUpdate set: {} -> {c0, c4}
require.Equal(t, 0, len(keeper.ApplyAndReturnValidatorSetUpdates(ctx)))
tokens := sdk.TokensFromConsensusPower(10)
validators[2], _ = validators[2].AddTokensFromDel(tokens)
keeper.SetValidator(ctx, validators[2])
keeper.SetValidatorByPowerIndex(ctx, validators[2])
updates = keeper.ApplyAndReturnValidatorSetUpdates(ctx)
validators[2], _ = keeper.GetValidator(ctx, validators[2].OperatorAddress)
require.Equal(t, 2, len(updates), "%v", updates)
require.Equal(t, validators[0].ABCIValidatorUpdateZero(), updates[1])
require.Equal(t, validators[2].ABCIValidatorUpdate(), updates[0])
}
func TestApplyAndReturnValidatorSetUpdatesPowerDecrease(t *testing.T) {
ctx, _, _, keeper, _ := CreateTestInput(t, false, 1000)
powers := []int64{100, 100}
var validators [2]types.Validator
for i, power := range powers {
validators[i] = types.NewValidator(sdk.ValAddress(Addrs[i]), PKs[i], types.Description{})
tokens := sdk.TokensFromConsensusPower(power)
validators[i], _ = validators[i].AddTokensFromDel(tokens)
}
validators[0] = TestingUpdateValidator(keeper, ctx, validators[0], false)
validators[1] = TestingUpdateValidator(keeper, ctx, validators[1], false)
require.Equal(t, 2, len(keeper.ApplyAndReturnValidatorSetUpdates(ctx)))
// check initial power
require.Equal(t, int64(100), validators[0].GetConsensusPower())
require.Equal(t, int64(100), validators[1].GetConsensusPower())
// test multiple value change
// tendermintUpdate set: {c1, c3} -> {c1', c3'}
delTokens1 := sdk.TokensFromConsensusPower(20)
delTokens2 := sdk.TokensFromConsensusPower(30)
validators[0], _ = validators[0].RemoveDelShares(delTokens1.ToDec())
validators[1], _ = validators[1].RemoveDelShares(delTokens2.ToDec())
validators[0] = TestingUpdateValidator(keeper, ctx, validators[0], false)
validators[1] = TestingUpdateValidator(keeper, ctx, validators[1], false)
// power has changed
require.Equal(t, int64(80), validators[0].GetConsensusPower())
require.Equal(t, int64(70), validators[1].GetConsensusPower())
// Tendermint updates should reflect power change
updates := keeper.ApplyAndReturnValidatorSetUpdates(ctx)
require.Equal(t, 2, len(updates))
require.Equal(t, validators[0].ABCIValidatorUpdate(), updates[0])
require.Equal(t, validators[1].ABCIValidatorUpdate(), updates[1])
}
func TestApplyAndReturnValidatorSetUpdatesNewValidator(t *testing.T) {
ctx, _, _, keeper, _ := CreateTestInput(t, false, 1000)
params := keeper.GetParams(ctx)
params.MaxValidators = uint32(3)
keeper.SetParams(ctx, params)
powers := []int64{100, 100}
var validators [2]types.Validator
// initialize some validators into the state
for i, power := range powers {
valPubKey := PKs[i+1]
valAddr := sdk.ValAddress(valPubKey.Address().Bytes())
validators[i] = types.NewValidator(valAddr, valPubKey, types.Description{})
tokens := sdk.TokensFromConsensusPower(power)
validators[i], _ = validators[i].AddTokensFromDel(tokens)
keeper.SetValidator(ctx, validators[i])
keeper.SetValidatorByPowerIndex(ctx, validators[i])
}
// verify initial Tendermint updates are correct
updates := keeper.ApplyAndReturnValidatorSetUpdates(ctx)
require.Equal(t, len(validators), len(updates))
validators[0], _ = keeper.GetValidator(ctx, validators[0].OperatorAddress)
validators[1], _ = keeper.GetValidator(ctx, validators[1].OperatorAddress)
require.Equal(t, validators[0].ABCIValidatorUpdate(), updates[0])
require.Equal(t, validators[1].ABCIValidatorUpdate(), updates[1])
require.Equal(t, 0, len(keeper.ApplyAndReturnValidatorSetUpdates(ctx)))
// update initial validator set
for i, power := range powers {
keeper.DeleteValidatorByPowerIndex(ctx, validators[i])
tokens := sdk.TokensFromConsensusPower(power)
validators[i], _ = validators[i].AddTokensFromDel(tokens)
keeper.SetValidator(ctx, validators[i])
keeper.SetValidatorByPowerIndex(ctx, validators[i])
}
// add a new validator that goes from zero power, to non-zero power, back to
// zero power
valPubKey := PKs[len(validators)+1]
valAddr := sdk.ValAddress(valPubKey.Address().Bytes())
amt := sdk.NewInt(100)
validator := types.NewValidator(valAddr, valPubKey, types.Description{})
validator, _ = validator.AddTokensFromDel(amt)
keeper.SetValidator(ctx, validator)
validator, _ = validator.RemoveDelShares(amt.ToDec())
keeper.SetValidator(ctx, validator)
keeper.SetValidatorByPowerIndex(ctx, validator)
// add a new validator that increases in power
valPubKey = PKs[len(validators)+2]
valAddr = sdk.ValAddress(valPubKey.Address().Bytes())
validator = types.NewValidator(valAddr, valPubKey, types.Description{})
tokens := sdk.TokensFromConsensusPower(500)
validator, _ = validator.AddTokensFromDel(tokens)
keeper.SetValidator(ctx, validator)
keeper.SetValidatorByPowerIndex(ctx, validator)
// verify initial Tendermint updates are correct
updates = keeper.ApplyAndReturnValidatorSetUpdates(ctx)
validator, _ = keeper.GetValidator(ctx, validator.OperatorAddress)
validators[0], _ = keeper.GetValidator(ctx, validators[0].OperatorAddress)
validators[1], _ = keeper.GetValidator(ctx, validators[1].OperatorAddress)
require.Equal(t, len(validators)+1, len(updates))
require.Equal(t, validator.ABCIValidatorUpdate(), updates[0])
require.Equal(t, validators[0].ABCIValidatorUpdate(), updates[1])
require.Equal(t, validators[1].ABCIValidatorUpdate(), updates[2])
}
func TestApplyAndReturnValidatorSetUpdatesBondTransition(t *testing.T) {
ctx, _, _, keeper, _ := CreateTestInput(t, false, 1000)
params := keeper.GetParams(ctx)
params.MaxValidators = uint32(2)
keeper.SetParams(ctx, params)
powers := []int64{100, 200, 300}
var validators [3]types.Validator
// initialize some validators into the state
for i, power := range powers {
moniker := fmt.Sprintf("%d", i)
valPubKey := PKs[i+1]
valAddr := sdk.ValAddress(valPubKey.Address().Bytes())
validators[i] = types.NewValidator(valAddr, valPubKey, types.Description{Moniker: moniker})
tokens := sdk.TokensFromConsensusPower(power)
validators[i], _ = validators[i].AddTokensFromDel(tokens)
keeper.SetValidator(ctx, validators[i])
keeper.SetValidatorByPowerIndex(ctx, validators[i])
}
// verify initial Tendermint updates are correct
updates := keeper.ApplyAndReturnValidatorSetUpdates(ctx)
require.Equal(t, 2, len(updates))
validators[2], _ = keeper.GetValidator(ctx, validators[2].OperatorAddress)
validators[1], _ = keeper.GetValidator(ctx, validators[1].OperatorAddress)
require.Equal(t, validators[2].ABCIValidatorUpdate(), updates[0])
require.Equal(t, validators[1].ABCIValidatorUpdate(), updates[1])
require.Equal(t, 0, len(keeper.ApplyAndReturnValidatorSetUpdates(ctx)))
// delegate to validator with lowest power but not enough to bond
ctx = ctx.WithBlockHeight(1)
var found bool
validators[0], found = keeper.GetValidator(ctx, validators[0].OperatorAddress)
require.True(t, found)
keeper.DeleteValidatorByPowerIndex(ctx, validators[0])
tokens := sdk.TokensFromConsensusPower(1)
validators[0], _ = validators[0].AddTokensFromDel(tokens)
keeper.SetValidator(ctx, validators[0])
keeper.SetValidatorByPowerIndex(ctx, validators[0])
// verify initial Tendermint updates are correct
require.Equal(t, 0, len(keeper.ApplyAndReturnValidatorSetUpdates(ctx)))
// create a series of events that will bond and unbond the validator with
// lowest power in a single block context (height)
ctx = ctx.WithBlockHeight(2)
validators[1], found = keeper.GetValidator(ctx, validators[1].OperatorAddress)
require.True(t, found)
keeper.DeleteValidatorByPowerIndex(ctx, validators[0])
validators[0], _ = validators[0].RemoveDelShares(validators[0].DelegatorShares)
keeper.SetValidator(ctx, validators[0])
keeper.SetValidatorByPowerIndex(ctx, validators[0])
updates = keeper.ApplyAndReturnValidatorSetUpdates(ctx)
require.Equal(t, 0, len(updates))
keeper.DeleteValidatorByPowerIndex(ctx, validators[1])
tokens = sdk.TokensFromConsensusPower(250)
validators[1], _ = validators[1].AddTokensFromDel(tokens)
keeper.SetValidator(ctx, validators[1])
keeper.SetValidatorByPowerIndex(ctx, validators[1])
// verify initial Tendermint updates are correct
updates = keeper.ApplyAndReturnValidatorSetUpdates(ctx)
require.Equal(t, 1, len(updates))
require.Equal(t, validators[1].ABCIValidatorUpdate(), updates[0])
require.Equal(t, 0, len(keeper.ApplyAndReturnValidatorSetUpdates(ctx)))
}
func TestUpdateValidatorCommission(t *testing.T) {
ctx, _, _, keeper, _ := CreateTestInput(t, false, 1000)
ctx = ctx.WithBlockHeader(abci.Header{Time: time.Now().UTC()})
commission1 := types.NewCommissionWithTime(
sdk.NewDecWithPrec(1, 1), sdk.NewDecWithPrec(3, 1),
sdk.NewDecWithPrec(1, 1), time.Now().UTC().Add(time.Duration(-1)*time.Hour),
)
commission2 := types.NewCommission(sdk.NewDecWithPrec(1, 1), sdk.NewDecWithPrec(3, 1), sdk.NewDecWithPrec(1, 1))
val1 := types.NewValidator(addrVals[0], PKs[0], types.Description{})
val2 := types.NewValidator(addrVals[1], PKs[1], types.Description{})
val1, _ = val1.SetInitialCommission(commission1)
val2, _ = val2.SetInitialCommission(commission2)
keeper.SetValidator(ctx, val1)
keeper.SetValidator(ctx, val2)
testCases := []struct {
validator types.Validator
newRate sdk.Dec
expectedErr bool
}{
{val1, sdk.ZeroDec(), true},
{val2, sdk.NewDecWithPrec(-1, 1), true},
{val2, sdk.NewDecWithPrec(4, 1), true},
{val2, sdk.NewDecWithPrec(3, 1), true},
{val2, sdk.NewDecWithPrec(2, 1), false},
}
for i, tc := range testCases {
commission, err := keeper.UpdateValidatorCommission(ctx, tc.validator, tc.newRate)
if tc.expectedErr {
require.Error(t, err, "expected error for test case #%d with rate: %s", i, tc.newRate)
} else {
tc.validator.Commission = commission
keeper.SetValidator(ctx, tc.validator)
val, found := keeper.GetValidator(ctx, tc.validator.OperatorAddress)
require.True(t, found,
"expected to find validator for test case #%d with rate: %s", i, tc.newRate,
)
require.NoError(t, err,
"unexpected error for test case #%d with rate: %s", i, tc.newRate,
)
require.Equal(t, tc.newRate, val.Commission.Rate,
"expected new validator commission rate for test case #%d with rate: %s", i, tc.newRate,
)
require.Equal(t, ctx.BlockHeader().Time, val.Commission.UpdateTime,
"expected new validator commission update time for test case #%d with rate: %s", i, tc.newRate,
)
}
}
}