193 lines
7.8 KiB
Go
193 lines
7.8 KiB
Go
package keeper
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import (
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"testing"
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/cosmos/cosmos-sdk/x/stake"
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"github.com/stretchr/testify/require"
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)
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func TestWithdrawValidatorRewardsAllNoDelegator(t *testing.T) {
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ctx, accMapper, keeper, sk, fck := CreateTestInputAdvanced(t, false, 100, sdk.ZeroDec())
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stakeHandler := stake.NewHandler(sk)
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denom := sk.GetParams(ctx).BondDenom
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//first make a validator
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msgCreateValidator := stake.NewTestMsgCreateValidator(valOpAddr1, valConsPk1, 10)
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got := stakeHandler(ctx, msgCreateValidator)
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require.True(t, got.IsOK(), "expected msg to be ok, got %v", got)
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_ = sk.ApplyAndReturnValidatorSetUpdates(ctx)
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// allocate 100 denom of fees
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feeInputs := sdk.NewInt(100)
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fck.SetCollectedFees(sdk.Coins{sdk.NewCoin(denom, feeInputs)})
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require.Equal(t, feeInputs, fck.GetCollectedFees(ctx).AmountOf(denom))
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keeper.AllocateTokens(ctx, sdk.OneDec(), valConsAddr1)
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// withdraw self-delegation reward
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ctx = ctx.WithBlockHeight(1)
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keeper.WithdrawValidatorRewardsAll(ctx, valOpAddr1)
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amt := accMapper.GetAccount(ctx, valAccAddr1).GetCoins().AmountOf(denom)
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expRes := sdk.NewDec(90).Add(sdk.NewDec(100)).TruncateInt()
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require.True(sdk.IntEq(t, expRes, amt))
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}
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func TestWithdrawValidatorRewardsAllDelegatorNoCommission(t *testing.T) {
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ctx, accMapper, keeper, sk, fck := CreateTestInputAdvanced(t, false, 100, sdk.ZeroDec())
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stakeHandler := stake.NewHandler(sk)
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denom := sk.GetParams(ctx).BondDenom
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//first make a validator
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msgCreateValidator := stake.NewTestMsgCreateValidator(valOpAddr1, valConsPk1, 10)
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got := stakeHandler(ctx, msgCreateValidator)
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require.True(t, got.IsOK(), "expected msg to be ok, got %v", got)
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_ = sk.ApplyAndReturnValidatorSetUpdates(ctx)
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// delegate
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msgDelegate := stake.NewTestMsgDelegate(delAddr1, valOpAddr1, 10)
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got = stakeHandler(ctx, msgDelegate)
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require.True(t, got.IsOK())
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amt := accMapper.GetAccount(ctx, delAddr1).GetCoins().AmountOf(denom)
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require.Equal(t, int64(90), amt.Int64())
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// allocate 100 denom of fees
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feeInputs := sdk.NewInt(100)
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fck.SetCollectedFees(sdk.Coins{sdk.NewCoin(denom, feeInputs)})
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require.Equal(t, feeInputs, fck.GetCollectedFees(ctx).AmountOf(denom))
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keeper.AllocateTokens(ctx, sdk.OneDec(), valConsAddr1)
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// withdraw self-delegation reward
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ctx = ctx.WithBlockHeight(1)
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keeper.WithdrawValidatorRewardsAll(ctx, valOpAddr1)
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amt = accMapper.GetAccount(ctx, valAccAddr1).GetCoins().AmountOf(denom)
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expRes := sdk.NewDec(90).Add(sdk.NewDec(100).Quo(sdk.NewDec(2))).TruncateInt() // 90 + 100 tokens * 10/20
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require.True(sdk.IntEq(t, expRes, amt))
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}
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func TestWithdrawValidatorRewardsAllDelegatorWithCommission(t *testing.T) {
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ctx, accMapper, keeper, sk, fck := CreateTestInputAdvanced(t, false, 100, sdk.ZeroDec())
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stakeHandler := stake.NewHandler(sk)
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denom := sk.GetParams(ctx).BondDenom
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//first make a validator
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commissionRate := sdk.NewDecWithPrec(1, 1)
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msgCreateValidator := stake.NewTestMsgCreateValidatorWithCommission(
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valOpAddr1, valConsPk1, 10, commissionRate)
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got := stakeHandler(ctx, msgCreateValidator)
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require.True(t, got.IsOK(), "expected msg to be ok, got %v", got)
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_ = sk.ApplyAndReturnValidatorSetUpdates(ctx)
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// delegate
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msgDelegate := stake.NewTestMsgDelegate(delAddr1, valOpAddr1, 10)
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got = stakeHandler(ctx, msgDelegate)
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require.True(t, got.IsOK())
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amt := accMapper.GetAccount(ctx, delAddr1).GetCoins().AmountOf(denom)
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require.Equal(t, int64(90), amt.Int64())
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// allocate 100 denom of fees
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feeInputs := sdk.NewInt(100)
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fck.SetCollectedFees(sdk.Coins{sdk.NewCoin(denom, feeInputs)})
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require.Equal(t, feeInputs, fck.GetCollectedFees(ctx).AmountOf(denom))
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keeper.AllocateTokens(ctx, sdk.OneDec(), valConsAddr1)
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// withdraw validator reward
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ctx = ctx.WithBlockHeight(1)
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keeper.WithdrawValidatorRewardsAll(ctx, valOpAddr1)
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amt = accMapper.GetAccount(ctx, valAccAddr1).GetCoins().AmountOf(denom)
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commissionTaken := sdk.NewDec(100).Mul(commissionRate)
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afterCommission := sdk.NewDec(100).Sub(commissionTaken)
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selfDelegationReward := afterCommission.Quo(sdk.NewDec(2))
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expRes := sdk.NewDec(90).Add(commissionTaken).Add(selfDelegationReward).TruncateInt() // 90 + 100 tokens * 10/20
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require.True(sdk.IntEq(t, expRes, amt))
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}
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func TestWithdrawValidatorRewardsAllMultipleValidator(t *testing.T) {
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ctx, accMapper, keeper, sk, fck := CreateTestInputAdvanced(t, false, 100, sdk.ZeroDec())
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stakeHandler := stake.NewHandler(sk)
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denom := sk.GetParams(ctx).BondDenom
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//make some validators with different commissions
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msgCreateValidator := stake.NewTestMsgCreateValidatorWithCommission(
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valOpAddr1, valConsPk1, 10, sdk.NewDecWithPrec(1, 1))
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got := stakeHandler(ctx, msgCreateValidator)
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require.True(t, got.IsOK(), "expected msg to be ok, got %v", got)
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msgCreateValidator = stake.NewTestMsgCreateValidatorWithCommission(
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valOpAddr2, valConsPk2, 50, sdk.NewDecWithPrec(2, 1))
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got = stakeHandler(ctx, msgCreateValidator)
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require.True(t, got.IsOK(), "expected msg to be ok, got %v", got)
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msgCreateValidator = stake.NewTestMsgCreateValidatorWithCommission(
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valOpAddr3, valConsPk3, 40, sdk.NewDecWithPrec(3, 1))
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got = stakeHandler(ctx, msgCreateValidator)
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require.True(t, got.IsOK(), "expected msg to be ok, got %v", got)
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_ = sk.ApplyAndReturnValidatorSetUpdates(ctx)
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// allocate 100 denom of fees
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feeInputs := sdk.NewInt(1000)
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fck.SetCollectedFees(sdk.Coins{sdk.NewCoin(denom, feeInputs)})
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require.Equal(t, feeInputs, fck.GetCollectedFees(ctx).AmountOf(denom))
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keeper.AllocateTokens(ctx, sdk.OneDec(), valConsAddr1)
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// withdraw validator reward
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ctx = ctx.WithBlockHeight(1)
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keeper.WithdrawValidatorRewardsAll(ctx, valOpAddr1)
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amt := accMapper.GetAccount(ctx, valAccAddr1).GetCoins().AmountOf(denom)
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feesInNonProposer := sdk.NewDecFromInt(feeInputs).Mul(sdk.NewDecWithPrec(95, 2))
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feesInProposer := sdk.NewDecFromInt(feeInputs).Mul(sdk.NewDecWithPrec(5, 2))
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expRes := sdk.NewDec(90). // orig tokens (100 - 10)
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Add(feesInNonProposer.Quo(sdk.NewDec(10))). // validator 1 has 1/10 total power
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Add(feesInProposer).
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TruncateInt()
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require.True(sdk.IntEq(t, expRes, amt))
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}
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func TestWithdrawValidatorRewardsAllMultipleDelegator(t *testing.T) {
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ctx, accMapper, keeper, sk, fck := CreateTestInputAdvanced(t, false, 100, sdk.ZeroDec())
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stakeHandler := stake.NewHandler(sk)
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denom := sk.GetParams(ctx).BondDenom
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//first make a validator with 10% commission
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commissionRate := sdk.NewDecWithPrec(1, 1)
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msgCreateValidator := stake.NewTestMsgCreateValidatorWithCommission(
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valOpAddr1, valConsPk1, 10, sdk.NewDecWithPrec(1, 1))
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got := stakeHandler(ctx, msgCreateValidator)
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require.True(t, got.IsOK(), "expected msg to be ok, got %v", got)
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_ = sk.ApplyAndReturnValidatorSetUpdates(ctx)
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// delegate
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msgDelegate := stake.NewTestMsgDelegate(delAddr1, valOpAddr1, 10)
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got = stakeHandler(ctx, msgDelegate)
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require.True(t, got.IsOK())
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amt := accMapper.GetAccount(ctx, delAddr1).GetCoins().AmountOf(denom)
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require.Equal(t, int64(90), amt.Int64())
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msgDelegate = stake.NewTestMsgDelegate(delAddr2, valOpAddr1, 20)
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got = stakeHandler(ctx, msgDelegate)
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require.True(t, got.IsOK())
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amt = accMapper.GetAccount(ctx, delAddr2).GetCoins().AmountOf(denom)
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require.Equal(t, int64(80), amt.Int64())
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// allocate 100 denom of fees
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feeInputs := sdk.NewInt(100)
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fck.SetCollectedFees(sdk.Coins{sdk.NewCoin(denom, feeInputs)})
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require.Equal(t, feeInputs, fck.GetCollectedFees(ctx).AmountOf(denom))
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keeper.AllocateTokens(ctx, sdk.OneDec(), valConsAddr1)
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// withdraw validator reward
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ctx = ctx.WithBlockHeight(1)
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keeper.WithdrawValidatorRewardsAll(ctx, valOpAddr1)
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amt = accMapper.GetAccount(ctx, valAccAddr1).GetCoins().AmountOf(denom)
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commissionTaken := sdk.NewDec(100).Mul(commissionRate)
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afterCommission := sdk.NewDec(100).Sub(commissionTaken)
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expRes := sdk.NewDec(90).
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Add(afterCommission.Quo(sdk.NewDec(4))).
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Add(commissionTaken).
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TruncateInt() // 90 + 100*90% tokens * 10/40
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require.True(sdk.IntEq(t, expRes, amt))
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}
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