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()) }