191 lines
8.5 KiB
Go
191 lines
8.5 KiB
Go
package keeper_test
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import (
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"testing"
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"github.com/stretchr/testify/require"
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abci "github.com/tendermint/tendermint/abci/types"
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tmproto "github.com/tendermint/tendermint/proto/tendermint/types"
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"github.com/cosmos/cosmos-sdk/simapp"
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/cosmos/cosmos-sdk/x/auth/types"
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"github.com/cosmos/cosmos-sdk/x/bank/testutil"
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"github.com/cosmos/cosmos-sdk/x/staking/teststaking"
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stakingtypes "github.com/cosmos/cosmos-sdk/x/staking/types"
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)
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func TestAllocateTokensToValidatorWithCommission(t *testing.T) {
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app := simapp.Setup(t, false)
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ctx := app.BaseApp.NewContext(false, tmproto.Header{})
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addrs := simapp.AddTestAddrs(app, ctx, 3, sdk.NewInt(1234))
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valAddrs := simapp.ConvertAddrsToValAddrs(addrs)
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tstaking := teststaking.NewHelper(t, ctx, app.StakingKeeper)
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// create validator with 50% commission
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tstaking.Commission = stakingtypes.NewCommissionRates(sdk.NewDecWithPrec(5, 1), sdk.NewDecWithPrec(5, 1), sdk.NewDec(0))
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tstaking.CreateValidator(sdk.ValAddress(addrs[0]), valConsPk1, sdk.NewInt(100), true)
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val := app.StakingKeeper.Validator(ctx, valAddrs[0])
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// allocate tokens
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tokens := sdk.DecCoins{
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{Denom: sdk.DefaultBondDenom, Amount: sdk.NewDec(10)},
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}
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app.DistrKeeper.AllocateTokensToValidator(ctx, val, tokens)
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// check commission
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expected := sdk.DecCoins{
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{Denom: sdk.DefaultBondDenom, Amount: sdk.NewDec(5)},
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}
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require.Equal(t, expected, app.DistrKeeper.GetValidatorAccumulatedCommission(ctx, val.GetOperator()).Commission)
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// check current rewards
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require.Equal(t, expected, app.DistrKeeper.GetValidatorCurrentRewards(ctx, val.GetOperator()).Rewards)
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}
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func TestAllocateTokensToManyValidators(t *testing.T) {
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app := simapp.Setup(t, false)
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ctx := app.BaseApp.NewContext(false, tmproto.Header{})
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addrs := simapp.AddTestAddrs(app, ctx, 2, sdk.NewInt(1234))
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valAddrs := simapp.ConvertAddrsToValAddrs(addrs)
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tstaking := teststaking.NewHelper(t, ctx, app.StakingKeeper)
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// create validator with 50% commission
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tstaking.Commission = stakingtypes.NewCommissionRates(sdk.NewDecWithPrec(5, 1), sdk.NewDecWithPrec(5, 1), sdk.NewDec(0))
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tstaking.CreateValidator(valAddrs[0], valConsPk1, sdk.NewInt(100), true)
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// create second validator with 0% commission
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tstaking.Commission = stakingtypes.NewCommissionRates(sdk.NewDec(0), sdk.NewDec(0), sdk.NewDec(0))
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tstaking.CreateValidator(valAddrs[1], valConsPk2, sdk.NewInt(100), true)
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abciValA := abci.Validator{
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Address: valConsPk1.Address(),
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Power: 100,
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}
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abciValB := abci.Validator{
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Address: valConsPk2.Address(),
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Power: 100,
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}
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// assert initial state: zero outstanding rewards, zero community pool, zero commission, zero current rewards
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require.True(t, app.DistrKeeper.GetValidatorOutstandingRewards(ctx, valAddrs[0]).Rewards.IsZero())
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require.True(t, app.DistrKeeper.GetValidatorOutstandingRewards(ctx, valAddrs[1]).Rewards.IsZero())
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require.True(t, app.DistrKeeper.GetFeePool(ctx).CommunityPool.IsZero())
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require.True(t, app.DistrKeeper.GetValidatorAccumulatedCommission(ctx, valAddrs[0]).Commission.IsZero())
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require.True(t, app.DistrKeeper.GetValidatorAccumulatedCommission(ctx, valAddrs[1]).Commission.IsZero())
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require.True(t, app.DistrKeeper.GetValidatorCurrentRewards(ctx, valAddrs[0]).Rewards.IsZero())
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require.True(t, app.DistrKeeper.GetValidatorCurrentRewards(ctx, valAddrs[1]).Rewards.IsZero())
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// allocate tokens as if both had voted and second was proposer
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fees := sdk.NewCoins(sdk.NewCoin(sdk.DefaultBondDenom, sdk.NewInt(100)))
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feeCollector := app.AccountKeeper.GetModuleAccount(ctx, types.FeeCollectorName)
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require.NotNil(t, feeCollector)
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// fund fee collector
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require.NoError(t, testutil.FundModuleAccount(app.BankKeeper, ctx, feeCollector.GetName(), fees))
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app.AccountKeeper.SetAccount(ctx, feeCollector)
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votes := []abci.VoteInfo{
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{
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Validator: abciValA,
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SignedLastBlock: true,
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},
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{
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Validator: abciValB,
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SignedLastBlock: true,
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},
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}
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app.DistrKeeper.AllocateTokens(ctx, 200, 200, valConsAddr2, votes)
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// 98 outstanding rewards (100 less 2 to community pool)
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require.Equal(t, sdk.DecCoins{{Denom: sdk.DefaultBondDenom, Amount: sdk.NewDecWithPrec(465, 1)}}, app.DistrKeeper.GetValidatorOutstandingRewards(ctx, valAddrs[0]).Rewards)
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require.Equal(t, sdk.DecCoins{{Denom: sdk.DefaultBondDenom, Amount: sdk.NewDecWithPrec(515, 1)}}, app.DistrKeeper.GetValidatorOutstandingRewards(ctx, valAddrs[1]).Rewards)
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// 2 community pool coins
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require.Equal(t, sdk.DecCoins{{Denom: sdk.DefaultBondDenom, Amount: sdk.NewDec(2)}}, app.DistrKeeper.GetFeePool(ctx).CommunityPool)
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// 50% commission for first proposer, (0.5 * 93%) * 100 / 2 = 23.25
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require.Equal(t, sdk.DecCoins{{Denom: sdk.DefaultBondDenom, Amount: sdk.NewDecWithPrec(2325, 2)}}, app.DistrKeeper.GetValidatorAccumulatedCommission(ctx, valAddrs[0]).Commission)
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// zero commission for second proposer
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require.True(t, app.DistrKeeper.GetValidatorAccumulatedCommission(ctx, valAddrs[1]).Commission.IsZero())
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// just staking.proportional for first proposer less commission = (0.5 * 93%) * 100 / 2 = 23.25
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require.Equal(t, sdk.DecCoins{{Denom: sdk.DefaultBondDenom, Amount: sdk.NewDecWithPrec(2325, 2)}}, app.DistrKeeper.GetValidatorCurrentRewards(ctx, valAddrs[0]).Rewards)
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// proposer reward + staking.proportional for second proposer = (5 % + 0.5 * (93%)) * 100 = 51.5
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require.Equal(t, sdk.DecCoins{{Denom: sdk.DefaultBondDenom, Amount: sdk.NewDecWithPrec(515, 1)}}, app.DistrKeeper.GetValidatorCurrentRewards(ctx, valAddrs[1]).Rewards)
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}
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func TestAllocateTokensTruncation(t *testing.T) {
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app := simapp.Setup(t, false)
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ctx := app.BaseApp.NewContext(false, tmproto.Header{})
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addrs := simapp.AddTestAddrs(app, ctx, 3, sdk.NewInt(1234))
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valAddrs := simapp.ConvertAddrsToValAddrs(addrs)
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tstaking := teststaking.NewHelper(t, ctx, app.StakingKeeper)
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// create validator with 10% commission
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tstaking.Commission = stakingtypes.NewCommissionRates(sdk.NewDecWithPrec(1, 1), sdk.NewDecWithPrec(1, 1), sdk.NewDec(0))
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tstaking.CreateValidator(valAddrs[0], valConsPk1, sdk.NewInt(110), true)
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// create second validator with 10% commission
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tstaking.Commission = stakingtypes.NewCommissionRates(sdk.NewDecWithPrec(1, 1), sdk.NewDecWithPrec(1, 1), sdk.NewDec(0))
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tstaking.CreateValidator(valAddrs[1], valConsPk2, sdk.NewInt(100), true)
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// create third validator with 10% commission
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tstaking.Commission = stakingtypes.NewCommissionRates(sdk.NewDecWithPrec(1, 1), sdk.NewDecWithPrec(1, 1), sdk.NewDec(0))
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tstaking.CreateValidator(valAddrs[2], valConsPk3, sdk.NewInt(100), true)
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abciValA := abci.Validator{
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Address: valConsPk1.Address(),
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Power: 11,
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}
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abciValB := abci.Validator{
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Address: valConsPk2.Address(),
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Power: 10,
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}
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abciValС := abci.Validator{
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Address: valConsPk3.Address(),
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Power: 10,
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}
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// assert initial state: zero outstanding rewards, zero community pool, zero commission, zero current rewards
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require.True(t, app.DistrKeeper.GetValidatorOutstandingRewards(ctx, valAddrs[0]).Rewards.IsZero())
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require.True(t, app.DistrKeeper.GetValidatorOutstandingRewards(ctx, valAddrs[1]).Rewards.IsZero())
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require.True(t, app.DistrKeeper.GetValidatorOutstandingRewards(ctx, valAddrs[1]).Rewards.IsZero())
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require.True(t, app.DistrKeeper.GetFeePool(ctx).CommunityPool.IsZero())
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require.True(t, app.DistrKeeper.GetValidatorAccumulatedCommission(ctx, valAddrs[0]).Commission.IsZero())
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require.True(t, app.DistrKeeper.GetValidatorAccumulatedCommission(ctx, valAddrs[1]).Commission.IsZero())
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require.True(t, app.DistrKeeper.GetValidatorCurrentRewards(ctx, valAddrs[0]).Rewards.IsZero())
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require.True(t, app.DistrKeeper.GetValidatorCurrentRewards(ctx, valAddrs[1]).Rewards.IsZero())
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// allocate tokens as if both had voted and second was proposer
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fees := sdk.NewCoins(sdk.NewCoin(sdk.DefaultBondDenom, sdk.NewInt(634195840)))
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feeCollector := app.AccountKeeper.GetModuleAccount(ctx, types.FeeCollectorName)
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require.NotNil(t, feeCollector)
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require.NoError(t, testutil.FundModuleAccount(app.BankKeeper, ctx, feeCollector.GetName(), fees))
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app.AccountKeeper.SetAccount(ctx, feeCollector)
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votes := []abci.VoteInfo{
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{
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Validator: abciValA,
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SignedLastBlock: true,
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},
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{
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Validator: abciValB,
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SignedLastBlock: true,
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},
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{
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Validator: abciValС,
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SignedLastBlock: true,
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},
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}
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app.DistrKeeper.AllocateTokens(ctx, 31, 31, sdk.ConsAddress(valConsPk2.Address()), votes)
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require.True(t, app.DistrKeeper.GetValidatorOutstandingRewards(ctx, valAddrs[0]).Rewards.IsValid())
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require.True(t, app.DistrKeeper.GetValidatorOutstandingRewards(ctx, valAddrs[1]).Rewards.IsValid())
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require.True(t, app.DistrKeeper.GetValidatorOutstandingRewards(ctx, valAddrs[2]).Rewards.IsValid())
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}
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