0g-chain/x/incentive/keeper/msg_server_earn_test.go

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package keeper_test
import (
"time"
sdk "github.com/cosmos/cosmos-sdk/types"
abci "github.com/tendermint/tendermint/abci/types"
"github.com/cosmos/cosmos-sdk/x/distribution"
distrtypes "github.com/cosmos/cosmos-sdk/x/distribution/types"
earntypes "github.com/kava-labs/kava/x/earn/types"
"github.com/kava-labs/kava/x/incentive"
"github.com/kava-labs/kava/x/incentive/testutil"
"github.com/kava-labs/kava/x/incentive/types"
"github.com/kava-labs/kava/x/kavamint"
liquidtypes "github.com/kava-labs/kava/x/liquid/types"
)
func (suite *HandlerTestSuite) TestEarnLiquidClaim() {
userAddr1, userAddr2, validatorAddr1, validatorAddr2 := suite.addrs[0], suite.addrs[1], suite.addrs[2], suite.addrs[3]
valAddr1 := sdk.ValAddress(validatorAddr1)
valAddr2 := sdk.ValAddress(validatorAddr2)
authBuilder := suite.authBuilder().
WithSimpleAccount(userAddr1, cs(c("ukava", 1e12))).
WithSimpleAccount(userAddr2, cs(c("ukava", 1e12))).
WithSimpleAccount(validatorAddr1, cs(c("ukava", 1e12))).
WithSimpleAccount(validatorAddr2, cs(c("ukava", 1e12)))
incentBuilder := suite.incentiveBuilder().
WithSimpleEarnRewardPeriod("bkava", cs())
savingsBuilder := testutil.NewSavingsGenesisBuilder().
WithSupportedDenoms("bkava")
earnBuilder := testutil.NewEarnGenesisBuilder().
WithAllowedVaults(earntypes.AllowedVault{
Denom: "bkava",
Strategies: earntypes.StrategyTypes{earntypes.STRATEGY_TYPE_SAVINGS},
IsPrivateVault: false,
AllowedDepositors: nil,
})
suite.SetupWithGenState(
authBuilder,
incentBuilder,
earnBuilder,
savingsBuilder,
)
// ak := suite.App.GetAccountKeeper()
// bk := suite.App.GetBankKeeper()
sk := suite.App.GetStakingKeeper()
lq := suite.App.GetLiquidKeeper()
mk := suite.App.GetKavamintKeeper()
dk := suite.App.GetDistrKeeper()
ik := suite.App.GetIncentiveKeeper()
iParams := ik.GetParams(suite.Ctx)
period, found := iParams.EarnRewardPeriods.GetMultiRewardPeriod("bkava")
suite.Require().True(found)
suite.Require().Equal("bkava", period.CollateralType)
// Ensure nonzero staking APY
mParams := mk.GetParams(suite.Ctx)
mParams.StakingRewardsApy = sdk.NewDecWithPrec(20, 2)
mk.SetParams(suite.Ctx, mParams)
bkavaDenom1 := lq.GetLiquidStakingTokenDenom(valAddr1)
bkavaDenom2 := lq.GetLiquidStakingTokenDenom(valAddr2)
err := suite.App.FundModuleAccount(suite.Ctx, distrtypes.ModuleName, cs(c("ukava", 1e12)))
suite.NoError(err)
// Create validators
err = suite.DeliverMsgCreateValidator(valAddr1, c("ukava", 1e9))
suite.Require().NoError(err)
err = suite.DeliverMsgCreateValidator(valAddr2, c("ukava", 1e9))
suite.Require().NoError(err)
// new block required to bond validator
suite.NextBlockAfter(7 * time.Second)
// Now the delegation is bonded, accumulate some delegator rewards
suite.NextBlockAfter(7 * time.Second)
// Create delegations from users
// User 1: 1e9 ukava to validator 1
// User 2: 99e9 ukava to validator 1 AND 2
err = suite.DeliverMsgDelegate(userAddr1, valAddr1, c("ukava", 1e9))
suite.Require().NoError(err)
err = suite.DeliverMsgDelegate(userAddr2, valAddr1, c("ukava", 99e9))
suite.Require().NoError(err)
err = suite.DeliverMsgDelegate(userAddr2, valAddr2, c("ukava", 99e9))
suite.Require().NoError(err)
// Mint liquid tokens
_, err = suite.DeliverMsgMintDerivative(userAddr1, valAddr1, c("ukava", 1e9))
suite.Require().NoError(err)
_, err = suite.DeliverMsgMintDerivative(userAddr2, valAddr1, c("ukava", 99e9))
suite.Require().NoError(err)
_, err = suite.DeliverMsgMintDerivative(userAddr2, valAddr2, c("ukava", 99e9))
suite.Require().NoError(err)
// Deposit liquid tokens to earn
err = suite.DeliverEarnMsgDeposit(userAddr1, c(bkavaDenom1, 1e9), earntypes.STRATEGY_TYPE_SAVINGS)
suite.Require().NoError(err)
err = suite.DeliverEarnMsgDeposit(userAddr2, c(bkavaDenom1, 99e9), earntypes.STRATEGY_TYPE_SAVINGS)
suite.Require().NoError(err)
err = suite.DeliverEarnMsgDeposit(userAddr2, c(bkavaDenom2, 99e9), earntypes.STRATEGY_TYPE_SAVINGS)
suite.Require().NoError(err)
// BeginBlocker to update minter annual provisions as it starts at 0 which results in no minted coins
_ = suite.App.BeginBlocker(suite.Ctx, abci.RequestBeginBlock{})
// DeliverMsgCreateValidator uses a generated pubkey, so we need to fetch
// the validator to get the correct pubkey
validator1, found := sk.GetValidator(suite.Ctx, valAddr1)
suite.Require().True(found)
pk, err := validator1.ConsPubKey()
suite.Require().NoError(err)
val := abci.Validator{
Address: pk.Address(),
Power: 100,
}
// Query for next block to get staking rewards
suite.Ctx = suite.Ctx.
WithBlockHeight(suite.Ctx.BlockHeight() + 1).
WithBlockTime(suite.Ctx.BlockTime().Add(7 * time.Second))
// Mint tokens
kavamint.BeginBlocker(suite.Ctx, suite.App.GetKavamintKeeper())
// Distribute to validators, block needs votes
distribution.BeginBlocker(
suite.Ctx,
abci.RequestBeginBlock{
LastCommitInfo: abci.LastCommitInfo{
Votes: []abci.VoteInfo{{
Validator: val,
SignedLastBlock: true,
}},
},
},
dk,
)
liquidMacc := suite.App.GetAccountKeeper().GetModuleAccount(suite.Ctx, liquidtypes.ModuleAccountName)
delegation, found := sk.GetDelegation(suite.Ctx, liquidMacc.GetAddress(), valAddr1)
suite.Require().True(found)
// Get amount of rewards
endingPeriod := dk.IncrementValidatorPeriod(suite.Ctx, validator1)
// Zero rewards since this block is the same as the block it was last claimed
// This needs to run **after** staking rewards are minted/distributed in
// x/kavamint + x/distribution but **before** the x/incentive BeginBlocker.
// Order of operations:
// 1. x/kavamint + x/distribution BeginBlocker
// 2. CalculateDelegationRewards
// 3. x/incentive BeginBlocker to claim staking rewards
delegationRewards := dk.CalculateDelegationRewards(suite.Ctx, validator1, delegation, endingPeriod)
suite.Require().False(delegationRewards.IsZero(), "expected non-zero delegation rewards")
// Claim staking rewards via incentive.
// Block height was updated earlier.
incentive.BeginBlocker(
suite.Ctx,
ik,
)
preClaimBal1 := suite.GetBalance(userAddr1)
preClaimBal2 := suite.GetBalance(userAddr2)
// Claim ukava staking rewards
denomsToClaim := map[string]string{"ukava": "large"}
selections := types.NewSelectionsFromMap(denomsToClaim)
msg1 := types.NewMsgClaimEarnReward(userAddr1.String(), selections)
msg2 := types.NewMsgClaimEarnReward(userAddr2.String(), selections)
err = suite.DeliverIncentiveMsg(&msg1)
suite.Require().NoError(err)
err = suite.DeliverIncentiveMsg(&msg2)
suite.Require().NoError(err)
// Check rewards were paid out
// User 1 gets 1% of rewards
// User 2 gets 99% of rewards
stakingRewards1 := delegationRewards.
AmountOf("ukava").
Quo(sdk.NewDec(100)).
RoundInt()
suite.BalanceEquals(userAddr1, preClaimBal1.Add(sdk.NewCoin("ukava", stakingRewards1)))
// Total * 99 / 100
stakingRewards2 := delegationRewards.
AmountOf("ukava").
Mul(sdk.NewDec(99)).
Quo(sdk.NewDec(100)).
TruncateInt()
suite.BalanceEquals(userAddr2, preClaimBal2.Add(sdk.NewCoin("ukava", stakingRewards2)))
suite.Equal(delegationRewards.AmountOf("ukava").TruncateInt(), stakingRewards1.Add(stakingRewards2))
// Check that claimed coins have been removed from a claim's reward
suite.EarnRewardEquals(userAddr1, cs())
suite.EarnRewardEquals(userAddr2, cs())
}