628 lines
23 KiB
Go
628 lines
23 KiB
Go
package keeper_test
|
|
|
|
import (
|
|
"testing"
|
|
|
|
"github.com/stretchr/testify/require"
|
|
tmproto "github.com/tendermint/tendermint/proto/tendermint/types"
|
|
|
|
"github.com/cosmos/cosmos-sdk/simapp"
|
|
sdk "github.com/cosmos/cosmos-sdk/types"
|
|
"github.com/cosmos/cosmos-sdk/x/staking"
|
|
"github.com/cosmos/cosmos-sdk/x/staking/teststaking"
|
|
stakingtypes "github.com/cosmos/cosmos-sdk/x/staking/types"
|
|
)
|
|
|
|
func TestCalculateRewardsBasic(t *testing.T) {
|
|
app := simapp.Setup(false)
|
|
ctx := app.BaseApp.NewContext(false, tmproto.Header{})
|
|
tstaking := teststaking.NewHelper(t, ctx, app.StakingKeeper)
|
|
|
|
addr := simapp.AddTestAddrs(app, ctx, 2, sdk.NewInt(1000))
|
|
valAddrs := simapp.ConvertAddrsToValAddrs(addr)
|
|
|
|
// create validator with 50% commission
|
|
tstaking.Commission = stakingtypes.NewCommissionRates(sdk.NewDecWithPrec(5, 1), sdk.NewDecWithPrec(5, 1), sdk.NewDec(0))
|
|
tstaking.CreateValidator(valAddrs[0], valConsPk1, sdk.NewInt(100), true)
|
|
|
|
// end block to bond validator and start new block
|
|
staking.EndBlocker(ctx, app.StakingKeeper)
|
|
ctx = ctx.WithBlockHeight(ctx.BlockHeight() + 1)
|
|
tstaking.Ctx = ctx
|
|
|
|
// fetch validator and delegation
|
|
val := app.StakingKeeper.Validator(ctx, valAddrs[0])
|
|
del := app.StakingKeeper.Delegation(ctx, sdk.AccAddress(valAddrs[0]), valAddrs[0])
|
|
|
|
// historical count should be 2 (once for validator init, once for delegation init)
|
|
require.Equal(t, uint64(2), app.DistrKeeper.GetValidatorHistoricalReferenceCount(ctx))
|
|
|
|
// end period
|
|
endingPeriod := app.DistrKeeper.IncrementValidatorPeriod(ctx, val)
|
|
|
|
// historical count should be 2 still
|
|
require.Equal(t, uint64(2), app.DistrKeeper.GetValidatorHistoricalReferenceCount(ctx))
|
|
|
|
// calculate delegation rewards
|
|
rewards := app.DistrKeeper.CalculateDelegationRewards(ctx, val, del, endingPeriod)
|
|
|
|
// rewards should be zero
|
|
require.True(t, rewards.IsZero())
|
|
|
|
// allocate some rewards
|
|
initial := int64(10)
|
|
tokens := sdk.DecCoins{{Denom: sdk.DefaultBondDenom, Amount: sdk.NewDec(initial)}}
|
|
app.DistrKeeper.AllocateTokensToValidator(ctx, val, tokens)
|
|
|
|
// end period
|
|
endingPeriod = app.DistrKeeper.IncrementValidatorPeriod(ctx, val)
|
|
|
|
// calculate delegation rewards
|
|
rewards = app.DistrKeeper.CalculateDelegationRewards(ctx, val, del, endingPeriod)
|
|
|
|
// rewards should be half the tokens
|
|
require.Equal(t, sdk.DecCoins{{Denom: sdk.DefaultBondDenom, Amount: sdk.NewDec(initial / 2)}}, rewards)
|
|
|
|
// commission should be the other half
|
|
require.Equal(t, sdk.DecCoins{{Denom: sdk.DefaultBondDenom, Amount: sdk.NewDec(initial / 2)}}, app.DistrKeeper.GetValidatorAccumulatedCommission(ctx, valAddrs[0]).Commission)
|
|
}
|
|
|
|
func TestCalculateRewardsAfterSlash(t *testing.T) {
|
|
app := simapp.Setup(false)
|
|
ctx := app.BaseApp.NewContext(false, tmproto.Header{})
|
|
|
|
addr := simapp.AddTestAddrs(app, ctx, 2, sdk.NewInt(100000000))
|
|
valAddrs := simapp.ConvertAddrsToValAddrs(addr)
|
|
tstaking := teststaking.NewHelper(t, ctx, app.StakingKeeper)
|
|
|
|
// create validator with 50% commission
|
|
tstaking.Commission = stakingtypes.NewCommissionRates(sdk.NewDecWithPrec(5, 1), sdk.NewDecWithPrec(5, 1), sdk.NewDec(0))
|
|
valPower := int64(100)
|
|
tstaking.CreateValidatorWithValPower(valAddrs[0], valConsPk1, valPower, true)
|
|
|
|
// end block to bond validator
|
|
staking.EndBlocker(ctx, app.StakingKeeper)
|
|
|
|
// next block
|
|
ctx = ctx.WithBlockHeight(ctx.BlockHeight() + 1)
|
|
|
|
// fetch validator and delegation
|
|
val := app.StakingKeeper.Validator(ctx, valAddrs[0])
|
|
del := app.StakingKeeper.Delegation(ctx, sdk.AccAddress(valAddrs[0]), valAddrs[0])
|
|
|
|
// end period
|
|
endingPeriod := app.DistrKeeper.IncrementValidatorPeriod(ctx, val)
|
|
|
|
// calculate delegation rewards
|
|
rewards := app.DistrKeeper.CalculateDelegationRewards(ctx, val, del, endingPeriod)
|
|
|
|
// rewards should be zero
|
|
require.True(t, rewards.IsZero())
|
|
|
|
// start out block height
|
|
ctx = ctx.WithBlockHeight(ctx.BlockHeight() + 3)
|
|
|
|
// slash the validator by 50%
|
|
app.StakingKeeper.Slash(ctx, valConsAddr1, ctx.BlockHeight(), valPower, sdk.NewDecWithPrec(5, 1))
|
|
|
|
// retrieve validator
|
|
val = app.StakingKeeper.Validator(ctx, valAddrs[0])
|
|
|
|
// increase block height
|
|
ctx = ctx.WithBlockHeight(ctx.BlockHeight() + 3)
|
|
|
|
// allocate some rewards
|
|
initial := sdk.TokensFromConsensusPower(10)
|
|
tokens := sdk.DecCoins{{Denom: sdk.DefaultBondDenom, Amount: initial.ToDec()}}
|
|
app.DistrKeeper.AllocateTokensToValidator(ctx, val, tokens)
|
|
|
|
// end period
|
|
endingPeriod = app.DistrKeeper.IncrementValidatorPeriod(ctx, val)
|
|
|
|
// calculate delegation rewards
|
|
rewards = app.DistrKeeper.CalculateDelegationRewards(ctx, val, del, endingPeriod)
|
|
|
|
// rewards should be half the tokens
|
|
require.Equal(t, sdk.DecCoins{{Denom: sdk.DefaultBondDenom, Amount: initial.QuoRaw(2).ToDec()}}, rewards)
|
|
|
|
// commission should be the other half
|
|
require.Equal(t, sdk.DecCoins{{Denom: sdk.DefaultBondDenom, Amount: initial.QuoRaw(2).ToDec()}},
|
|
app.DistrKeeper.GetValidatorAccumulatedCommission(ctx, valAddrs[0]).Commission)
|
|
}
|
|
|
|
func TestCalculateRewardsAfterManySlashes(t *testing.T) {
|
|
app := simapp.Setup(false)
|
|
ctx := app.BaseApp.NewContext(false, tmproto.Header{})
|
|
|
|
tstaking := teststaking.NewHelper(t, ctx, app.StakingKeeper)
|
|
addr := simapp.AddTestAddrs(app, ctx, 2, sdk.NewInt(100000000))
|
|
valAddrs := simapp.ConvertAddrsToValAddrs(addr)
|
|
|
|
// create validator with 50% commission
|
|
valPower := int64(100)
|
|
tstaking.Commission = stakingtypes.NewCommissionRates(sdk.NewDecWithPrec(5, 1), sdk.NewDecWithPrec(5, 1), sdk.NewDec(0))
|
|
tstaking.CreateValidatorWithValPower(valAddrs[0], valConsPk1, valPower, true)
|
|
|
|
// end block to bond validator
|
|
staking.EndBlocker(ctx, app.StakingKeeper)
|
|
|
|
// next block
|
|
ctx = ctx.WithBlockHeight(ctx.BlockHeight() + 1)
|
|
|
|
// fetch validator and delegation
|
|
val := app.StakingKeeper.Validator(ctx, valAddrs[0])
|
|
del := app.StakingKeeper.Delegation(ctx, sdk.AccAddress(valAddrs[0]), valAddrs[0])
|
|
|
|
// end period
|
|
endingPeriod := app.DistrKeeper.IncrementValidatorPeriod(ctx, val)
|
|
|
|
// calculate delegation rewards
|
|
rewards := app.DistrKeeper.CalculateDelegationRewards(ctx, val, del, endingPeriod)
|
|
|
|
// rewards should be zero
|
|
require.True(t, rewards.IsZero())
|
|
|
|
// start out block height
|
|
ctx = ctx.WithBlockHeight(ctx.BlockHeight() + 3)
|
|
|
|
// slash the validator by 50%
|
|
app.StakingKeeper.Slash(ctx, valConsAddr1, ctx.BlockHeight(), valPower, sdk.NewDecWithPrec(5, 1))
|
|
|
|
// fetch the validator again
|
|
val = app.StakingKeeper.Validator(ctx, valAddrs[0])
|
|
|
|
// increase block height
|
|
ctx = ctx.WithBlockHeight(ctx.BlockHeight() + 3)
|
|
|
|
// allocate some rewards
|
|
initial := sdk.TokensFromConsensusPower(10)
|
|
tokens := sdk.DecCoins{{Denom: sdk.DefaultBondDenom, Amount: initial.ToDec()}}
|
|
app.DistrKeeper.AllocateTokensToValidator(ctx, val, tokens)
|
|
|
|
// slash the validator by 50% again
|
|
app.StakingKeeper.Slash(ctx, valConsAddr1, ctx.BlockHeight(), valPower/2, sdk.NewDecWithPrec(5, 1))
|
|
|
|
// fetch the validator again
|
|
val = app.StakingKeeper.Validator(ctx, valAddrs[0])
|
|
|
|
// increase block height
|
|
ctx = ctx.WithBlockHeight(ctx.BlockHeight() + 3)
|
|
|
|
// allocate some more rewards
|
|
app.DistrKeeper.AllocateTokensToValidator(ctx, val, tokens)
|
|
|
|
// end period
|
|
endingPeriod = app.DistrKeeper.IncrementValidatorPeriod(ctx, val)
|
|
|
|
// calculate delegation rewards
|
|
rewards = app.DistrKeeper.CalculateDelegationRewards(ctx, val, del, endingPeriod)
|
|
|
|
// rewards should be half the tokens
|
|
require.Equal(t, sdk.DecCoins{{Denom: sdk.DefaultBondDenom, Amount: initial.ToDec()}}, rewards)
|
|
|
|
// commission should be the other half
|
|
require.Equal(t, sdk.DecCoins{{Denom: sdk.DefaultBondDenom, Amount: initial.ToDec()}},
|
|
app.DistrKeeper.GetValidatorAccumulatedCommission(ctx, valAddrs[0]).Commission)
|
|
}
|
|
|
|
func TestCalculateRewardsMultiDelegator(t *testing.T) {
|
|
app := simapp.Setup(false)
|
|
ctx := app.BaseApp.NewContext(false, tmproto.Header{})
|
|
|
|
tstaking := teststaking.NewHelper(t, ctx, app.StakingKeeper)
|
|
addr := simapp.AddTestAddrs(app, ctx, 2, sdk.NewInt(100000000))
|
|
valAddrs := simapp.ConvertAddrsToValAddrs(addr)
|
|
|
|
// create validator with 50% commission
|
|
tstaking.Commission = stakingtypes.NewCommissionRates(sdk.NewDecWithPrec(5, 1), sdk.NewDecWithPrec(5, 1), sdk.NewDec(0))
|
|
tstaking.CreateValidator(valAddrs[0], valConsPk1, sdk.NewInt(100), true)
|
|
|
|
// end block to bond validator
|
|
staking.EndBlocker(ctx, app.StakingKeeper)
|
|
|
|
// next block
|
|
ctx = ctx.WithBlockHeight(ctx.BlockHeight() + 1)
|
|
|
|
// fetch validator and delegation
|
|
val := app.StakingKeeper.Validator(ctx, valAddrs[0])
|
|
del1 := app.StakingKeeper.Delegation(ctx, sdk.AccAddress(valAddrs[0]), valAddrs[0])
|
|
|
|
// allocate some rewards
|
|
initial := int64(20)
|
|
tokens := sdk.DecCoins{{Denom: sdk.DefaultBondDenom, Amount: sdk.NewDec(initial)}}
|
|
app.DistrKeeper.AllocateTokensToValidator(ctx, val, tokens)
|
|
|
|
// second delegation
|
|
tstaking.Ctx = ctx
|
|
tstaking.Delegate(sdk.AccAddress(valAddrs[1]), valAddrs[0], sdk.NewInt(100))
|
|
del2 := app.StakingKeeper.Delegation(ctx, sdk.AccAddress(valAddrs[1]), valAddrs[0])
|
|
|
|
// fetch updated validator
|
|
val = app.StakingKeeper.Validator(ctx, valAddrs[0])
|
|
|
|
// end block
|
|
staking.EndBlocker(ctx, app.StakingKeeper)
|
|
|
|
// next block
|
|
ctx = ctx.WithBlockHeight(ctx.BlockHeight() + 1)
|
|
|
|
// allocate some more rewards
|
|
app.DistrKeeper.AllocateTokensToValidator(ctx, val, tokens)
|
|
|
|
// end period
|
|
endingPeriod := app.DistrKeeper.IncrementValidatorPeriod(ctx, val)
|
|
|
|
// calculate delegation rewards for del1
|
|
rewards := app.DistrKeeper.CalculateDelegationRewards(ctx, val, del1, endingPeriod)
|
|
|
|
// rewards for del1 should be 3/4 initial
|
|
require.Equal(t, sdk.DecCoins{{Denom: sdk.DefaultBondDenom, Amount: sdk.NewDec(initial * 3 / 4)}}, rewards)
|
|
|
|
// calculate delegation rewards for del2
|
|
rewards = app.DistrKeeper.CalculateDelegationRewards(ctx, val, del2, endingPeriod)
|
|
|
|
// rewards for del2 should be 1/4 initial
|
|
require.Equal(t, sdk.DecCoins{{Denom: sdk.DefaultBondDenom, Amount: sdk.NewDec(initial * 1 / 4)}}, rewards)
|
|
|
|
// commission should be equal to initial (50% twice)
|
|
require.Equal(t, sdk.DecCoins{{Denom: sdk.DefaultBondDenom, Amount: sdk.NewDec(initial)}}, app.DistrKeeper.GetValidatorAccumulatedCommission(ctx, valAddrs[0]).Commission)
|
|
}
|
|
|
|
func TestWithdrawDelegationRewardsBasic(t *testing.T) {
|
|
balancePower := int64(1000)
|
|
balanceTokens := sdk.TokensFromConsensusPower(balancePower)
|
|
app := simapp.Setup(false)
|
|
ctx := app.BaseApp.NewContext(false, tmproto.Header{})
|
|
|
|
addr := simapp.AddTestAddrs(app, ctx, 1, sdk.NewInt(1000000000))
|
|
valAddrs := simapp.ConvertAddrsToValAddrs(addr)
|
|
tstaking := teststaking.NewHelper(t, ctx, app.StakingKeeper)
|
|
|
|
// set module account coins
|
|
distrAcc := app.DistrKeeper.GetDistributionAccount(ctx)
|
|
require.NoError(t, simapp.FundAccount(app, ctx, distrAcc.GetAddress(), sdk.NewCoins(sdk.NewCoin(sdk.DefaultBondDenom, balanceTokens))))
|
|
app.AccountKeeper.SetModuleAccount(ctx, distrAcc)
|
|
|
|
// create validator with 50% commission
|
|
power := int64(100)
|
|
tstaking.Commission = stakingtypes.NewCommissionRates(sdk.NewDecWithPrec(5, 1), sdk.NewDecWithPrec(5, 1), sdk.NewDec(0))
|
|
valTokens := tstaking.CreateValidatorWithValPower(valAddrs[0], valConsPk1, power, true)
|
|
|
|
// assert correct initial balance
|
|
expTokens := balanceTokens.Sub(valTokens)
|
|
require.Equal(t,
|
|
sdk.Coins{sdk.NewCoin(sdk.DefaultBondDenom, expTokens)},
|
|
app.BankKeeper.GetAllBalances(ctx, sdk.AccAddress(valAddrs[0])),
|
|
)
|
|
|
|
// end block to bond validator
|
|
staking.EndBlocker(ctx, app.StakingKeeper)
|
|
|
|
// next block
|
|
ctx = ctx.WithBlockHeight(ctx.BlockHeight() + 1)
|
|
|
|
// fetch validator and delegation
|
|
val := app.StakingKeeper.Validator(ctx, valAddrs[0])
|
|
|
|
// allocate some rewards
|
|
initial := sdk.TokensFromConsensusPower(10)
|
|
tokens := sdk.DecCoins{sdk.NewDecCoin(sdk.DefaultBondDenom, initial)}
|
|
|
|
app.DistrKeeper.AllocateTokensToValidator(ctx, val, tokens)
|
|
|
|
// historical count should be 2 (initial + latest for delegation)
|
|
require.Equal(t, uint64(2), app.DistrKeeper.GetValidatorHistoricalReferenceCount(ctx))
|
|
|
|
// withdraw rewards
|
|
_, err := app.DistrKeeper.WithdrawDelegationRewards(ctx, sdk.AccAddress(valAddrs[0]), valAddrs[0])
|
|
require.Nil(t, err)
|
|
|
|
// historical count should still be 2 (added one record, cleared one)
|
|
require.Equal(t, uint64(2), app.DistrKeeper.GetValidatorHistoricalReferenceCount(ctx))
|
|
|
|
// assert correct balance
|
|
exp := balanceTokens.Sub(valTokens).Add(initial.QuoRaw(2))
|
|
require.Equal(t,
|
|
sdk.Coins{sdk.NewCoin(sdk.DefaultBondDenom, exp)},
|
|
app.BankKeeper.GetAllBalances(ctx, sdk.AccAddress(valAddrs[0])),
|
|
)
|
|
|
|
// withdraw commission
|
|
_, err = app.DistrKeeper.WithdrawValidatorCommission(ctx, valAddrs[0])
|
|
require.Nil(t, err)
|
|
|
|
// assert correct balance
|
|
exp = balanceTokens.Sub(valTokens).Add(initial)
|
|
require.Equal(t,
|
|
sdk.Coins{sdk.NewCoin(sdk.DefaultBondDenom, exp)},
|
|
app.BankKeeper.GetAllBalances(ctx, sdk.AccAddress(valAddrs[0])),
|
|
)
|
|
}
|
|
|
|
func TestCalculateRewardsAfterManySlashesInSameBlock(t *testing.T) {
|
|
app := simapp.Setup(false)
|
|
ctx := app.BaseApp.NewContext(false, tmproto.Header{})
|
|
|
|
addr := simapp.AddTestAddrs(app, ctx, 1, sdk.NewInt(1000000000))
|
|
valAddrs := simapp.ConvertAddrsToValAddrs(addr)
|
|
tstaking := teststaking.NewHelper(t, ctx, app.StakingKeeper)
|
|
|
|
// create validator with 50% commission
|
|
valPower := int64(100)
|
|
tstaking.Commission = stakingtypes.NewCommissionRates(sdk.NewDecWithPrec(5, 1), sdk.NewDecWithPrec(5, 1), sdk.NewDec(0))
|
|
tstaking.CreateValidatorWithValPower(valAddrs[0], valConsPk1, valPower, true)
|
|
|
|
// end block to bond validator
|
|
staking.EndBlocker(ctx, app.StakingKeeper)
|
|
|
|
// next block
|
|
ctx = ctx.WithBlockHeight(ctx.BlockHeight() + 1)
|
|
|
|
// fetch validator and delegation
|
|
val := app.StakingKeeper.Validator(ctx, valAddrs[0])
|
|
del := app.StakingKeeper.Delegation(ctx, sdk.AccAddress(valAddrs[0]), valAddrs[0])
|
|
|
|
// end period
|
|
endingPeriod := app.DistrKeeper.IncrementValidatorPeriod(ctx, val)
|
|
|
|
// calculate delegation rewards
|
|
rewards := app.DistrKeeper.CalculateDelegationRewards(ctx, val, del, endingPeriod)
|
|
|
|
// rewards should be zero
|
|
require.True(t, rewards.IsZero())
|
|
|
|
// start out block height
|
|
ctx = ctx.WithBlockHeight(ctx.BlockHeight() + 3)
|
|
|
|
// allocate some rewards
|
|
initial := sdk.TokensFromConsensusPower(10).ToDec()
|
|
tokens := sdk.DecCoins{{Denom: sdk.DefaultBondDenom, Amount: initial}}
|
|
app.DistrKeeper.AllocateTokensToValidator(ctx, val, tokens)
|
|
|
|
// slash the validator by 50%
|
|
app.StakingKeeper.Slash(ctx, valConsAddr1, ctx.BlockHeight(), valPower, sdk.NewDecWithPrec(5, 1))
|
|
|
|
// slash the validator by 50% again
|
|
app.StakingKeeper.Slash(ctx, valConsAddr1, ctx.BlockHeight(), valPower/2, sdk.NewDecWithPrec(5, 1))
|
|
|
|
// fetch the validator again
|
|
val = app.StakingKeeper.Validator(ctx, valAddrs[0])
|
|
|
|
// increase block height
|
|
ctx = ctx.WithBlockHeight(ctx.BlockHeight() + 3)
|
|
|
|
// allocate some more rewards
|
|
app.DistrKeeper.AllocateTokensToValidator(ctx, val, tokens)
|
|
|
|
// end period
|
|
endingPeriod = app.DistrKeeper.IncrementValidatorPeriod(ctx, val)
|
|
|
|
// calculate delegation rewards
|
|
rewards = app.DistrKeeper.CalculateDelegationRewards(ctx, val, del, endingPeriod)
|
|
|
|
// rewards should be half the tokens
|
|
require.Equal(t, sdk.DecCoins{{Denom: sdk.DefaultBondDenom, Amount: initial}}, rewards)
|
|
|
|
// commission should be the other half
|
|
require.Equal(t, sdk.DecCoins{{Denom: sdk.DefaultBondDenom, Amount: initial}}, app.DistrKeeper.GetValidatorAccumulatedCommission(ctx, valAddrs[0]).Commission)
|
|
}
|
|
|
|
func TestCalculateRewardsMultiDelegatorMultiSlash(t *testing.T) {
|
|
app := simapp.Setup(false)
|
|
ctx := app.BaseApp.NewContext(false, tmproto.Header{})
|
|
|
|
tstaking := teststaking.NewHelper(t, ctx, app.StakingKeeper)
|
|
addr := simapp.AddTestAddrs(app, ctx, 2, sdk.NewInt(1000000000))
|
|
valAddrs := simapp.ConvertAddrsToValAddrs(addr)
|
|
|
|
// create validator with 50% commission
|
|
tstaking.Commission = stakingtypes.NewCommissionRates(sdk.NewDecWithPrec(5, 1), sdk.NewDecWithPrec(5, 1), sdk.NewDec(0))
|
|
valPower := int64(100)
|
|
tstaking.CreateValidatorWithValPower(valAddrs[0], valConsPk1, valPower, true)
|
|
|
|
// end block to bond validator
|
|
staking.EndBlocker(ctx, app.StakingKeeper)
|
|
|
|
// next block
|
|
ctx = ctx.WithBlockHeight(ctx.BlockHeight() + 1)
|
|
|
|
// fetch validator and delegation
|
|
val := app.StakingKeeper.Validator(ctx, valAddrs[0])
|
|
del1 := app.StakingKeeper.Delegation(ctx, sdk.AccAddress(valAddrs[0]), valAddrs[0])
|
|
|
|
// allocate some rewards
|
|
initial := sdk.TokensFromConsensusPower(30).ToDec()
|
|
tokens := sdk.DecCoins{{Denom: sdk.DefaultBondDenom, Amount: initial}}
|
|
app.DistrKeeper.AllocateTokensToValidator(ctx, val, tokens)
|
|
|
|
// slash the validator
|
|
ctx = ctx.WithBlockHeight(ctx.BlockHeight() + 3)
|
|
app.StakingKeeper.Slash(ctx, valConsAddr1, ctx.BlockHeight(), valPower, sdk.NewDecWithPrec(5, 1))
|
|
ctx = ctx.WithBlockHeight(ctx.BlockHeight() + 3)
|
|
|
|
// second delegation
|
|
tstaking.DelegateWithPower(sdk.AccAddress(valAddrs[1]), valAddrs[0], 100)
|
|
|
|
del2 := app.StakingKeeper.Delegation(ctx, sdk.AccAddress(valAddrs[1]), valAddrs[0])
|
|
|
|
// end block
|
|
staking.EndBlocker(ctx, app.StakingKeeper)
|
|
|
|
// next block
|
|
ctx = ctx.WithBlockHeight(ctx.BlockHeight() + 1)
|
|
|
|
// allocate some more rewards
|
|
app.DistrKeeper.AllocateTokensToValidator(ctx, val, tokens)
|
|
|
|
// slash the validator again
|
|
ctx = ctx.WithBlockHeight(ctx.BlockHeight() + 3)
|
|
app.StakingKeeper.Slash(ctx, valConsAddr1, ctx.BlockHeight(), valPower, sdk.NewDecWithPrec(5, 1))
|
|
ctx = ctx.WithBlockHeight(ctx.BlockHeight() + 3)
|
|
|
|
// fetch updated validator
|
|
val = app.StakingKeeper.Validator(ctx, valAddrs[0])
|
|
|
|
// end period
|
|
endingPeriod := app.DistrKeeper.IncrementValidatorPeriod(ctx, val)
|
|
|
|
// calculate delegation rewards for del1
|
|
rewards := app.DistrKeeper.CalculateDelegationRewards(ctx, val, del1, endingPeriod)
|
|
|
|
// rewards for del1 should be 2/3 initial (half initial first period, 1/6 initial second period)
|
|
require.Equal(t, sdk.DecCoins{{Denom: sdk.DefaultBondDenom, Amount: initial.QuoInt64(2).Add(initial.QuoInt64(6))}}, rewards)
|
|
|
|
// calculate delegation rewards for del2
|
|
rewards = app.DistrKeeper.CalculateDelegationRewards(ctx, val, del2, endingPeriod)
|
|
|
|
// rewards for del2 should be initial / 3
|
|
require.Equal(t, sdk.DecCoins{{Denom: sdk.DefaultBondDenom, Amount: initial.QuoInt64(3)}}, rewards)
|
|
|
|
// commission should be equal to initial (twice 50% commission, unaffected by slashing)
|
|
require.Equal(t, sdk.DecCoins{{Denom: sdk.DefaultBondDenom, Amount: initial}}, app.DistrKeeper.GetValidatorAccumulatedCommission(ctx, valAddrs[0]).Commission)
|
|
}
|
|
|
|
func TestCalculateRewardsMultiDelegatorMultWithdraw(t *testing.T) {
|
|
app := simapp.Setup(false)
|
|
ctx := app.BaseApp.NewContext(false, tmproto.Header{})
|
|
|
|
tstaking := teststaking.NewHelper(t, ctx, app.StakingKeeper)
|
|
addr := simapp.AddTestAddrs(app, ctx, 2, sdk.NewInt(1000000000))
|
|
valAddrs := simapp.ConvertAddrsToValAddrs(addr)
|
|
initial := int64(20)
|
|
|
|
// set module account coins
|
|
distrAcc := app.DistrKeeper.GetDistributionAccount(ctx)
|
|
require.NoError(t, simapp.FundAccount(app, ctx, distrAcc.GetAddress(), sdk.NewCoins(sdk.NewCoin(sdk.DefaultBondDenom, sdk.NewInt(1000)))))
|
|
app.AccountKeeper.SetModuleAccount(ctx, distrAcc)
|
|
|
|
tokens := sdk.DecCoins{sdk.NewDecCoinFromDec(sdk.DefaultBondDenom, sdk.NewDec(initial))}
|
|
|
|
// create validator with 50% commission
|
|
tstaking.Commission = stakingtypes.NewCommissionRates(sdk.NewDecWithPrec(5, 1), sdk.NewDecWithPrec(5, 1), sdk.NewDec(0))
|
|
tstaking.CreateValidator(valAddrs[0], valConsPk1, sdk.NewInt(100), true)
|
|
|
|
// end block to bond validator
|
|
staking.EndBlocker(ctx, app.StakingKeeper)
|
|
|
|
// next block
|
|
ctx = ctx.WithBlockHeight(ctx.BlockHeight() + 1)
|
|
|
|
// fetch validator and delegation
|
|
val := app.StakingKeeper.Validator(ctx, valAddrs[0])
|
|
del1 := app.StakingKeeper.Delegation(ctx, sdk.AccAddress(valAddrs[0]), valAddrs[0])
|
|
|
|
// allocate some rewards
|
|
app.DistrKeeper.AllocateTokensToValidator(ctx, val, tokens)
|
|
|
|
// historical count should be 2 (validator init, delegation init)
|
|
require.Equal(t, uint64(2), app.DistrKeeper.GetValidatorHistoricalReferenceCount(ctx))
|
|
|
|
// second delegation
|
|
tstaking.Delegate(sdk.AccAddress(valAddrs[1]), valAddrs[0], sdk.NewInt(100))
|
|
|
|
// historical count should be 3 (second delegation init)
|
|
require.Equal(t, uint64(3), app.DistrKeeper.GetValidatorHistoricalReferenceCount(ctx))
|
|
|
|
// fetch updated validator
|
|
val = app.StakingKeeper.Validator(ctx, valAddrs[0])
|
|
del2 := app.StakingKeeper.Delegation(ctx, sdk.AccAddress(valAddrs[1]), valAddrs[0])
|
|
|
|
// end block
|
|
staking.EndBlocker(ctx, app.StakingKeeper)
|
|
|
|
// next block
|
|
ctx = ctx.WithBlockHeight(ctx.BlockHeight() + 1)
|
|
|
|
// allocate some more rewards
|
|
app.DistrKeeper.AllocateTokensToValidator(ctx, val, tokens)
|
|
|
|
// first delegator withdraws
|
|
_, err := app.DistrKeeper.WithdrawDelegationRewards(ctx, sdk.AccAddress(valAddrs[0]), valAddrs[0])
|
|
require.NoError(t, err)
|
|
|
|
// second delegator withdraws
|
|
_, err = app.DistrKeeper.WithdrawDelegationRewards(ctx, sdk.AccAddress(valAddrs[1]), valAddrs[0])
|
|
require.NoError(t, err)
|
|
|
|
// historical count should be 3 (validator init + two delegations)
|
|
require.Equal(t, uint64(3), app.DistrKeeper.GetValidatorHistoricalReferenceCount(ctx))
|
|
|
|
// validator withdraws commission
|
|
_, err = app.DistrKeeper.WithdrawValidatorCommission(ctx, valAddrs[0])
|
|
require.NoError(t, err)
|
|
|
|
// end period
|
|
endingPeriod := app.DistrKeeper.IncrementValidatorPeriod(ctx, val)
|
|
|
|
// calculate delegation rewards for del1
|
|
rewards := app.DistrKeeper.CalculateDelegationRewards(ctx, val, del1, endingPeriod)
|
|
|
|
// rewards for del1 should be zero
|
|
require.True(t, rewards.IsZero())
|
|
|
|
// calculate delegation rewards for del2
|
|
rewards = app.DistrKeeper.CalculateDelegationRewards(ctx, val, del2, endingPeriod)
|
|
|
|
// rewards for del2 should be zero
|
|
require.True(t, rewards.IsZero())
|
|
|
|
// commission should be zero
|
|
require.True(t, app.DistrKeeper.GetValidatorAccumulatedCommission(ctx, valAddrs[0]).Commission.IsZero())
|
|
|
|
// next block
|
|
ctx = ctx.WithBlockHeight(ctx.BlockHeight() + 1)
|
|
|
|
// allocate some more rewards
|
|
app.DistrKeeper.AllocateTokensToValidator(ctx, val, tokens)
|
|
|
|
// first delegator withdraws again
|
|
_, err = app.DistrKeeper.WithdrawDelegationRewards(ctx, sdk.AccAddress(valAddrs[0]), valAddrs[0])
|
|
require.NoError(t, err)
|
|
|
|
// end period
|
|
endingPeriod = app.DistrKeeper.IncrementValidatorPeriod(ctx, val)
|
|
|
|
// calculate delegation rewards for del1
|
|
rewards = app.DistrKeeper.CalculateDelegationRewards(ctx, val, del1, endingPeriod)
|
|
|
|
// rewards for del1 should be zero
|
|
require.True(t, rewards.IsZero())
|
|
|
|
// calculate delegation rewards for del2
|
|
rewards = app.DistrKeeper.CalculateDelegationRewards(ctx, val, del2, endingPeriod)
|
|
|
|
// rewards for del2 should be 1/4 initial
|
|
require.Equal(t, sdk.DecCoins{{Denom: sdk.DefaultBondDenom, Amount: sdk.NewDec(initial / 4)}}, rewards)
|
|
|
|
// commission should be half initial
|
|
require.Equal(t, sdk.DecCoins{{Denom: sdk.DefaultBondDenom, Amount: sdk.NewDec(initial / 2)}}, app.DistrKeeper.GetValidatorAccumulatedCommission(ctx, valAddrs[0]).Commission)
|
|
|
|
// next block
|
|
ctx = ctx.WithBlockHeight(ctx.BlockHeight() + 1)
|
|
|
|
// allocate some more rewards
|
|
app.DistrKeeper.AllocateTokensToValidator(ctx, val, tokens)
|
|
|
|
// withdraw commission
|
|
_, err = app.DistrKeeper.WithdrawValidatorCommission(ctx, valAddrs[0])
|
|
require.NoError(t, err)
|
|
|
|
// end period
|
|
endingPeriod = app.DistrKeeper.IncrementValidatorPeriod(ctx, val)
|
|
|
|
// calculate delegation rewards for del1
|
|
rewards = app.DistrKeeper.CalculateDelegationRewards(ctx, val, del1, endingPeriod)
|
|
|
|
// rewards for del1 should be 1/4 initial
|
|
require.Equal(t, sdk.DecCoins{{Denom: sdk.DefaultBondDenom, Amount: sdk.NewDec(initial / 4)}}, rewards)
|
|
|
|
// calculate delegation rewards for del2
|
|
rewards = app.DistrKeeper.CalculateDelegationRewards(ctx, val, del2, endingPeriod)
|
|
|
|
// rewards for del2 should be 1/2 initial
|
|
require.Equal(t, sdk.DecCoins{{Denom: sdk.DefaultBondDenom, Amount: sdk.NewDec(initial / 2)}}, rewards)
|
|
|
|
// commission should be zero
|
|
require.True(t, app.DistrKeeper.GetValidatorAccumulatedCommission(ctx, valAddrs[0]).Commission.IsZero())
|
|
}
|