0g-chain/x/incentive/keeper/rewards_test.go
Denali Marsh 72a6df17fd
Hard: Kava delegators earn HARD rewards via the Incentive module (#776)
* add staking keeper to incentive module

* update hard with delegator methods

* add delegator methods to incentive

* implement delegator hook scaffolds

* implement hard delegator reward accumulation

* update claim names to delegator

* stakingKeeper expected keeper methods

* accumulate delegator rewards

* initialize delegator reward

* synchronize delegator reward

* add TODO comments to rewards

* implement staking hooks interface

* initial revisions

* remove outdated TODO

* update methods for test compatibility

* update method names for test compatibility

* implement initial accumulate delegator reward test

* attempt validator set up in staking module

* initial synchronize delegator reward test

* delegator accumulation test passing

* synchronize delegator rewards test (not passing)

* synchronize delegator rewards passing

* revisions
2021-01-25 13:58:12 +01:00

1159 lines
48 KiB
Go

package keeper_test
import (
"time"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/x/staking"
abci "github.com/tendermint/tendermint/abci/types"
"github.com/tendermint/tendermint/crypto/ed25519"
tmtime "github.com/tendermint/tendermint/types/time"
"github.com/kava-labs/kava/app"
cdptypes "github.com/kava-labs/kava/x/cdp/types"
"github.com/kava-labs/kava/x/hard"
hardtypes "github.com/kava-labs/kava/x/hard/types"
"github.com/kava-labs/kava/x/incentive/types"
)
func (suite *KeeperTestSuite) TestAccumulateUSDXMintingRewards() {
type args struct {
ctype string
rewardsPerSecond sdk.Coin
initialTime time.Time
initialTotalPrincipal sdk.Coin
timeElapsed int
expectedRewardFactor sdk.Dec
}
type test struct {
name string
args args
}
testCases := []test{
{
"7 seconds",
args{
ctype: "bnb-a",
rewardsPerSecond: c("ukava", 122354),
initialTime: time.Date(2020, 12, 15, 14, 0, 0, 0, time.UTC),
initialTotalPrincipal: c("usdx", 1000000000000),
timeElapsed: 7,
expectedRewardFactor: d("0.000000856478000000"),
},
},
{
"1 day",
args{
ctype: "bnb-a",
rewardsPerSecond: c("ukava", 122354),
initialTime: time.Date(2020, 12, 15, 14, 0, 0, 0, time.UTC),
initialTotalPrincipal: c("usdx", 1000000000000),
timeElapsed: 86400,
expectedRewardFactor: d("0.0105713856"),
},
},
{
"0 seconds",
args{
ctype: "bnb-a",
rewardsPerSecond: c("ukava", 122354),
initialTime: time.Date(2020, 12, 15, 14, 0, 0, 0, time.UTC),
initialTotalPrincipal: c("usdx", 1000000000000),
timeElapsed: 0,
expectedRewardFactor: d("0.0"),
},
},
}
for _, tc := range testCases {
suite.Run(tc.name, func() {
suite.SetupWithGenState()
suite.ctx = suite.ctx.WithBlockTime(tc.args.initialTime)
// setup cdp state
cdpKeeper := suite.app.GetCDPKeeper()
cdpKeeper.SetTotalPrincipal(suite.ctx, tc.args.ctype, cdptypes.DefaultStableDenom, tc.args.initialTotalPrincipal.Amount)
// setup incentive state
params := types.NewParams(
types.RewardPeriods{types.NewRewardPeriod(true, tc.args.ctype, tc.args.initialTime, tc.args.initialTime.Add(time.Hour*24*365*4), tc.args.rewardsPerSecond)},
types.RewardPeriods{types.NewRewardPeriod(true, tc.args.ctype, tc.args.initialTime, tc.args.initialTime.Add(time.Hour*24*365*4), tc.args.rewardsPerSecond)},
types.RewardPeriods{types.NewRewardPeriod(true, tc.args.ctype, tc.args.initialTime, tc.args.initialTime.Add(time.Hour*24*365*4), tc.args.rewardsPerSecond)},
types.RewardPeriods{types.NewRewardPeriod(true, tc.args.ctype, tc.args.initialTime, tc.args.initialTime.Add(time.Hour*24*365*4), tc.args.rewardsPerSecond)},
types.Multipliers{types.NewMultiplier(types.MultiplierName("small"), 1, d("0.25")), types.NewMultiplier(types.MultiplierName("large"), 12, d("1.0"))},
tc.args.initialTime.Add(time.Hour*24*365*5),
)
suite.keeper.SetParams(suite.ctx, params)
suite.keeper.SetPreviousUSDXMintingAccrualTime(suite.ctx, tc.args.ctype, tc.args.initialTime)
suite.keeper.SetUSDXMintingRewardFactor(suite.ctx, tc.args.ctype, sdk.ZeroDec())
updatedBlockTime := suite.ctx.BlockTime().Add(time.Duration(int(time.Second) * tc.args.timeElapsed))
suite.ctx = suite.ctx.WithBlockTime(updatedBlockTime)
rewardPeriod, found := suite.keeper.GetUSDXMintingRewardPeriod(suite.ctx, tc.args.ctype)
suite.Require().True(found)
err := suite.keeper.AccumulateUSDXMintingRewards(suite.ctx, rewardPeriod)
suite.Require().NoError(err)
rewardFactor, found := suite.keeper.GetUSDXMintingRewardFactor(suite.ctx, tc.args.ctype)
suite.Require().Equal(tc.args.expectedRewardFactor, rewardFactor)
})
}
}
func (suite *KeeperTestSuite) TestSynchronizeUSDXMintingReward() {
type args struct {
ctype string
rewardsPerSecond sdk.Coin
initialTime time.Time
initialCollateral sdk.Coin
initialPrincipal sdk.Coin
blockTimes []int
expectedRewardFactor sdk.Dec
expectedRewards sdk.Coin
}
type test struct {
name string
args args
}
testCases := []test{
{
"10 blocks",
args{
ctype: "bnb-a",
rewardsPerSecond: c("ukava", 122354),
initialTime: time.Date(2020, 12, 15, 14, 0, 0, 0, time.UTC),
initialCollateral: c("bnb", 1000000000000),
initialPrincipal: c("usdx", 10000000000),
blockTimes: []int{10, 10, 10, 10, 10, 10, 10, 10, 10, 10},
expectedRewardFactor: d("0.001223540000000000"),
expectedRewards: c("ukava", 12235400),
},
},
{
"10 blocks - long block time",
args{
ctype: "bnb-a",
rewardsPerSecond: c("ukava", 122354),
initialTime: time.Date(2020, 12, 15, 14, 0, 0, 0, time.UTC),
initialCollateral: c("bnb", 1000000000000),
initialPrincipal: c("usdx", 10000000000),
blockTimes: []int{86400, 86400, 86400, 86400, 86400, 86400, 86400, 86400, 86400, 86400},
expectedRewardFactor: d("10.57138560000000000"),
expectedRewards: c("ukava", 105713856000),
},
},
}
for _, tc := range testCases {
suite.Run(tc.name, func() {
suite.SetupWithGenState()
suite.ctx = suite.ctx.WithBlockTime(tc.args.initialTime)
// setup incentive state
params := types.NewParams(
types.RewardPeriods{types.NewRewardPeriod(true, tc.args.ctype, tc.args.initialTime, tc.args.initialTime.Add(time.Hour*24*365*4), tc.args.rewardsPerSecond)},
types.RewardPeriods{types.NewRewardPeriod(true, tc.args.ctype, tc.args.initialTime, tc.args.initialTime.Add(time.Hour*24*365*4), tc.args.rewardsPerSecond)},
types.RewardPeriods{types.NewRewardPeriod(true, tc.args.ctype, tc.args.initialTime, tc.args.initialTime.Add(time.Hour*24*365*4), tc.args.rewardsPerSecond)},
types.RewardPeriods{types.NewRewardPeriod(true, tc.args.ctype, tc.args.initialTime, tc.args.initialTime.Add(time.Hour*24*365*4), tc.args.rewardsPerSecond)},
types.Multipliers{types.NewMultiplier(types.MultiplierName("small"), 1, d("0.25")), types.NewMultiplier(types.MultiplierName("large"), 12, d("1.0"))},
tc.args.initialTime.Add(time.Hour*24*365*5),
)
suite.keeper.SetParams(suite.ctx, params)
suite.keeper.SetPreviousUSDXMintingAccrualTime(suite.ctx, tc.args.ctype, tc.args.initialTime)
suite.keeper.SetUSDXMintingRewardFactor(suite.ctx, tc.args.ctype, sdk.ZeroDec())
// setup account state
sk := suite.app.GetSupplyKeeper()
sk.MintCoins(suite.ctx, cdptypes.ModuleName, sdk.NewCoins(tc.args.initialCollateral))
sk.SendCoinsFromModuleToAccount(suite.ctx, cdptypes.ModuleName, suite.addrs[0], sdk.NewCoins(tc.args.initialCollateral))
// setup cdp state
cdpKeeper := suite.app.GetCDPKeeper()
err := cdpKeeper.AddCdp(suite.ctx, suite.addrs[0], tc.args.initialCollateral, tc.args.initialPrincipal, tc.args.ctype)
suite.Require().NoError(err)
claim, found := suite.keeper.GetUSDXMintingClaim(suite.ctx, suite.addrs[0])
suite.Require().True(found)
suite.Require().Equal(sdk.ZeroDec(), claim.RewardIndexes[0].RewardFactor)
var timeElapsed int
previousBlockTime := suite.ctx.BlockTime()
for _, t := range tc.args.blockTimes {
timeElapsed += t
updatedBlockTime := previousBlockTime.Add(time.Duration(int(time.Second) * t))
previousBlockTime = updatedBlockTime
blockCtx := suite.ctx.WithBlockTime(updatedBlockTime)
rewardPeriod, found := suite.keeper.GetUSDXMintingRewardPeriod(blockCtx, tc.args.ctype)
suite.Require().True(found)
err := suite.keeper.AccumulateUSDXMintingRewards(blockCtx, rewardPeriod)
suite.Require().NoError(err)
}
updatedBlockTime := suite.ctx.BlockTime().Add(time.Duration(int(time.Second) * timeElapsed))
suite.ctx = suite.ctx.WithBlockTime(updatedBlockTime)
cdp, found := cdpKeeper.GetCdpByOwnerAndCollateralType(suite.ctx, suite.addrs[0], tc.args.ctype)
suite.Require().True(found)
suite.Require().NotPanics(func() {
suite.keeper.SynchronizeUSDXMintingReward(suite.ctx, cdp)
})
rewardFactor, found := suite.keeper.GetUSDXMintingRewardFactor(suite.ctx, tc.args.ctype)
suite.Require().Equal(tc.args.expectedRewardFactor, rewardFactor)
claim, found = suite.keeper.GetUSDXMintingClaim(suite.ctx, suite.addrs[0])
suite.Require().True(found)
suite.Require().Equal(tc.args.expectedRewardFactor, claim.RewardIndexes[0].RewardFactor)
suite.Require().Equal(tc.args.expectedRewards, claim.Reward)
})
}
}
func (suite *KeeperTestSuite) TestAccumulateHardBorrowRewards() {
type args struct {
borrow sdk.Coin
rewardsPerSecond sdk.Coin
initialTime time.Time
timeElapsed int
expectedRewardFactor sdk.Dec
}
type test struct {
name string
args args
}
testCases := []test{
{
"7 seconds",
args{
borrow: c("bnb", 1000000000000),
rewardsPerSecond: c("hard", 122354),
initialTime: time.Date(2020, 12, 15, 14, 0, 0, 0, time.UTC),
timeElapsed: 7,
expectedRewardFactor: d("0.000000856478000001"),
},
},
{
"1 day",
args{
borrow: c("bnb", 1000000000000),
rewardsPerSecond: c("hard", 122354),
initialTime: time.Date(2020, 12, 15, 14, 0, 0, 0, time.UTC),
timeElapsed: 86400,
expectedRewardFactor: d("0.010571385600010177"),
},
},
{
"0 seconds",
args{
borrow: c("bnb", 1000000000000),
rewardsPerSecond: c("hard", 122354),
initialTime: time.Date(2020, 12, 15, 14, 0, 0, 0, time.UTC),
timeElapsed: 0,
expectedRewardFactor: d("0.0"),
},
},
}
for _, tc := range testCases {
suite.Run(tc.name, func() {
suite.SetupWithGenState()
suite.ctx = suite.ctx.WithBlockTime(tc.args.initialTime)
// Mint coins to hard module account
supplyKeeper := suite.app.GetSupplyKeeper()
hardMaccCoins := sdk.NewCoins(sdk.NewCoin("usdx", sdk.NewInt(200000000)))
supplyKeeper.MintCoins(suite.ctx, hardtypes.ModuleAccountName, hardMaccCoins)
// setup incentive state
params := types.NewParams(
types.RewardPeriods{types.NewRewardPeriod(true, tc.args.borrow.Denom, tc.args.initialTime, tc.args.initialTime.Add(time.Hour*24*365*4), tc.args.rewardsPerSecond)},
types.RewardPeriods{types.NewRewardPeriod(true, tc.args.borrow.Denom, tc.args.initialTime, tc.args.initialTime.Add(time.Hour*24*365*4), tc.args.rewardsPerSecond)},
types.RewardPeriods{types.NewRewardPeriod(true, tc.args.borrow.Denom, tc.args.initialTime, tc.args.initialTime.Add(time.Hour*24*365*4), tc.args.rewardsPerSecond)},
types.RewardPeriods{types.NewRewardPeriod(true, tc.args.borrow.Denom, tc.args.initialTime, tc.args.initialTime.Add(time.Hour*24*365*4), tc.args.rewardsPerSecond)},
types.Multipliers{types.NewMultiplier(types.MultiplierName("small"), 1, d("0.25")), types.NewMultiplier(types.MultiplierName("large"), 12, d("1.0"))},
tc.args.initialTime.Add(time.Hour*24*365*5),
)
suite.keeper.SetParams(suite.ctx, params)
suite.keeper.SetPreviousHardBorrowRewardAccrualTime(suite.ctx, tc.args.borrow.Denom, tc.args.initialTime)
suite.keeper.SetHardBorrowRewardFactor(suite.ctx, tc.args.borrow.Denom, sdk.ZeroDec())
// Set up hard state (interest factor for the relevant denom)
suite.hardKeeper.SetSupplyInterestFactor(suite.ctx, tc.args.borrow.Denom, sdk.MustNewDecFromStr("1.0"))
suite.hardKeeper.SetBorrowInterestFactor(suite.ctx, tc.args.borrow.Denom, sdk.MustNewDecFromStr("1.0"))
suite.hardKeeper.SetPreviousAccrualTime(suite.ctx, tc.args.borrow.Denom, tc.args.initialTime)
// User deposits and borrows to increase total borrowed amount
hardKeeper := suite.app.GetHardKeeper()
userAddr := suite.addrs[3]
err := hardKeeper.Deposit(suite.ctx, userAddr, sdk.NewCoins(sdk.NewCoin(tc.args.borrow.Denom, tc.args.borrow.Amount.Mul(sdk.NewInt(2)))))
suite.Require().NoError(err)
err = hardKeeper.Borrow(suite.ctx, userAddr, sdk.NewCoins(tc.args.borrow))
suite.Require().NoError(err)
// Set up chain context at future time
runAtTime := suite.ctx.BlockTime().Add(time.Duration(int(time.Second) * tc.args.timeElapsed))
runCtx := suite.ctx.WithBlockTime(runAtTime)
// Run Hard begin blocker in order to update the denom's index factor
hard.BeginBlocker(runCtx, suite.hardKeeper)
rewardPeriod, found := suite.keeper.GetHardBorrowRewardPeriod(runCtx, tc.args.borrow.Denom)
suite.Require().True(found)
err = suite.keeper.AccumulateHardBorrowRewards(runCtx, rewardPeriod)
suite.Require().NoError(err)
rewardFactor, found := suite.keeper.GetHardBorrowRewardFactor(runCtx, tc.args.borrow.Denom)
suite.Require().Equal(tc.args.expectedRewardFactor, rewardFactor)
})
}
}
func (suite *KeeperTestSuite) TestSynchronizeHardBorrowReward() {
type args struct {
borrow sdk.Coin
rewardsPerSecond sdk.Coin
initialTime time.Time
blockTimes []int
expectedRewardFactor sdk.Dec
expectedRewards sdk.Coin
}
type test struct {
name string
args args
}
testCases := []test{
{
"10 blocks",
args{
borrow: c("bnb", 10000000000), // TODO: 2 decimal diff from TestAccumulateHardBorrowRewards's borrow
rewardsPerSecond: c("hard", 122354),
initialTime: time.Date(2020, 12, 15, 14, 0, 0, 0, time.UTC),
blockTimes: []int{10, 10, 10, 10, 10, 10, 10, 10, 10, 10},
expectedRewardFactor: d("0.001223540000173228"),
expectedRewards: c("hard", 12235400),
},
},
{
"10 blocks - long block time",
args{
borrow: c("bnb", 10000000000),
rewardsPerSecond: c("hard", 122354),
initialTime: time.Date(2020, 12, 15, 14, 0, 0, 0, time.UTC),
blockTimes: []int{86400, 86400, 86400, 86400, 86400, 86400, 86400, 86400, 86400, 86400},
expectedRewardFactor: d("10.571385603126235340"),
expectedRewards: c("hard", 105713856031),
},
},
}
for _, tc := range testCases {
suite.Run(tc.name, func() {
suite.SetupWithGenState()
suite.ctx = suite.ctx.WithBlockTime(tc.args.initialTime)
// Mint coins to hard module account
supplyKeeper := suite.app.GetSupplyKeeper()
hardMaccCoins := sdk.NewCoins(sdk.NewCoin("usdx", sdk.NewInt(200000000)))
supplyKeeper.MintCoins(suite.ctx, hardtypes.ModuleAccountName, hardMaccCoins)
// setup incentive state
params := types.NewParams(
types.RewardPeriods{types.NewRewardPeriod(true, tc.args.borrow.Denom, tc.args.initialTime, tc.args.initialTime.Add(time.Hour*24*365*4), tc.args.rewardsPerSecond)},
types.RewardPeriods{types.NewRewardPeriod(true, tc.args.borrow.Denom, tc.args.initialTime, tc.args.initialTime.Add(time.Hour*24*365*4), tc.args.rewardsPerSecond)},
types.RewardPeriods{types.NewRewardPeriod(true, tc.args.borrow.Denom, tc.args.initialTime, tc.args.initialTime.Add(time.Hour*24*365*4), tc.args.rewardsPerSecond)},
types.RewardPeriods{types.NewRewardPeriod(true, tc.args.borrow.Denom, tc.args.initialTime, tc.args.initialTime.Add(time.Hour*24*365*4), tc.args.rewardsPerSecond)},
types.Multipliers{types.NewMultiplier(types.MultiplierName("small"), 1, d("0.25")), types.NewMultiplier(types.MultiplierName("large"), 12, d("1.0"))},
tc.args.initialTime.Add(time.Hour*24*365*5),
)
suite.keeper.SetParams(suite.ctx, params)
suite.keeper.SetPreviousHardBorrowRewardAccrualTime(suite.ctx, tc.args.borrow.Denom, tc.args.initialTime)
suite.keeper.SetHardBorrowRewardFactor(suite.ctx, tc.args.borrow.Denom, sdk.ZeroDec())
// Set up hard state (interest factor for the relevant denom)
suite.hardKeeper.SetSupplyInterestFactor(suite.ctx, tc.args.borrow.Denom, sdk.MustNewDecFromStr("1.0"))
suite.hardKeeper.SetBorrowInterestFactor(suite.ctx, tc.args.borrow.Denom, sdk.MustNewDecFromStr("1.0"))
suite.hardKeeper.SetPreviousAccrualTime(suite.ctx, tc.args.borrow.Denom, tc.args.initialTime)
// User deposits and borrows to increase total borrowed amount
hardKeeper := suite.app.GetHardKeeper()
userAddr := suite.addrs[3]
err := hardKeeper.Deposit(suite.ctx, userAddr, sdk.NewCoins(sdk.NewCoin(tc.args.borrow.Denom, tc.args.borrow.Amount.Mul(sdk.NewInt(2)))))
suite.Require().NoError(err)
err = hardKeeper.Borrow(suite.ctx, userAddr, sdk.NewCoins(tc.args.borrow))
suite.Require().NoError(err)
// Check that Hard hooks initialized a HardLiquidityProviderClaim
claim, found := suite.keeper.GetHardLiquidityProviderClaim(suite.ctx, suite.addrs[3])
suite.Require().True(found)
suite.Require().Equal(sdk.ZeroDec(), claim.BorrowRewardIndexes[0].RewardFactor)
// Run accumulator at several intervals
var timeElapsed int
previousBlockTime := suite.ctx.BlockTime()
for _, t := range tc.args.blockTimes {
timeElapsed += t
updatedBlockTime := previousBlockTime.Add(time.Duration(int(time.Second) * t))
previousBlockTime = updatedBlockTime
blockCtx := suite.ctx.WithBlockTime(updatedBlockTime)
// Run Hard begin blocker for each block ctx to update denom's interest factor
hard.BeginBlocker(blockCtx, suite.hardKeeper)
rewardPeriod, found := suite.keeper.GetHardBorrowRewardPeriod(blockCtx, tc.args.borrow.Denom)
suite.Require().True(found)
err := suite.keeper.AccumulateHardBorrowRewards(blockCtx, rewardPeriod)
suite.Require().NoError(err)
}
updatedBlockTime := suite.ctx.BlockTime().Add(time.Duration(int(time.Second) * timeElapsed))
suite.ctx = suite.ctx.WithBlockTime(updatedBlockTime)
// After we've accumulated, run synchronize
borrow, found := hardKeeper.GetBorrow(suite.ctx, suite.addrs[3])
suite.Require().True(found)
suite.Require().NotPanics(func() {
suite.keeper.SynchronizeHardBorrowReward(suite.ctx, borrow)
})
// Check that reward factor and claim have been updated as expected
rewardFactor, found := suite.keeper.GetHardBorrowRewardFactor(suite.ctx, tc.args.borrow.Denom)
suite.Require().Equal(tc.args.expectedRewardFactor, rewardFactor)
claim, found = suite.keeper.GetHardLiquidityProviderClaim(suite.ctx, suite.addrs[3])
suite.Require().True(found)
suite.Require().Equal(tc.args.expectedRewardFactor, claim.BorrowRewardIndexes[0].RewardFactor)
suite.Require().Equal(tc.args.expectedRewards, claim.Reward)
})
}
}
func (suite *KeeperTestSuite) TestAccumulateHardSupplyRewards() {
type args struct {
deposit sdk.Coin
rewardsPerSecond sdk.Coin
initialTime time.Time
timeElapsed int
expectedRewardFactor sdk.Dec
}
type test struct {
name string
args args
}
testCases := []test{
{
"7 seconds",
args{
deposit: c("bnb", 1000000000000),
rewardsPerSecond: c("hard", 122354),
initialTime: time.Date(2020, 12, 15, 14, 0, 0, 0, time.UTC),
timeElapsed: 7,
expectedRewardFactor: d("0.000000856478000000"),
},
},
{
"1 day",
args{
deposit: c("bnb", 1000000000000),
rewardsPerSecond: c("hard", 122354),
initialTime: time.Date(2020, 12, 15, 14, 0, 0, 0, time.UTC),
timeElapsed: 86400,
expectedRewardFactor: d("0.010571385600000000"),
},
},
{
"0 seconds",
args{
deposit: c("bnb", 1000000000000),
rewardsPerSecond: c("hard", 122354),
initialTime: time.Date(2020, 12, 15, 14, 0, 0, 0, time.UTC),
timeElapsed: 0,
expectedRewardFactor: d("0.0"),
},
},
}
for _, tc := range testCases {
suite.Run(tc.name, func() {
suite.SetupWithGenState()
suite.ctx = suite.ctx.WithBlockTime(tc.args.initialTime)
// Mint coins to hard module account
supplyKeeper := suite.app.GetSupplyKeeper()
hardMaccCoins := sdk.NewCoins(sdk.NewCoin("usdx", sdk.NewInt(200000000)))
supplyKeeper.MintCoins(suite.ctx, hardtypes.ModuleAccountName, hardMaccCoins)
// Set up incentive state
params := types.NewParams(
types.RewardPeriods{types.NewRewardPeriod(true, tc.args.deposit.Denom, tc.args.initialTime, tc.args.initialTime.Add(time.Hour*24*365*4), tc.args.rewardsPerSecond)},
types.RewardPeriods{types.NewRewardPeriod(true, tc.args.deposit.Denom, tc.args.initialTime, tc.args.initialTime.Add(time.Hour*24*365*4), tc.args.rewardsPerSecond)},
types.RewardPeriods{types.NewRewardPeriod(true, tc.args.deposit.Denom, tc.args.initialTime, tc.args.initialTime.Add(time.Hour*24*365*4), tc.args.rewardsPerSecond)},
types.RewardPeriods{types.NewRewardPeriod(true, tc.args.deposit.Denom, tc.args.initialTime, tc.args.initialTime.Add(time.Hour*24*365*4), tc.args.rewardsPerSecond)},
types.Multipliers{types.NewMultiplier(types.MultiplierName("small"), 1, d("0.25")), types.NewMultiplier(types.MultiplierName("large"), 12, d("1.0"))},
tc.args.initialTime.Add(time.Hour*24*365*5),
)
suite.keeper.SetParams(suite.ctx, params)
suite.keeper.SetPreviousHardSupplyRewardAccrualTime(suite.ctx, tc.args.deposit.Denom, tc.args.initialTime)
suite.keeper.SetHardSupplyRewardFactor(suite.ctx, tc.args.deposit.Denom, sdk.ZeroDec())
// Set up hard state (interest factor for the relevant denom)
suite.hardKeeper.SetSupplyInterestFactor(suite.ctx, tc.args.deposit.Denom, sdk.MustNewDecFromStr("1.0"))
suite.hardKeeper.SetPreviousAccrualTime(suite.ctx, tc.args.deposit.Denom, tc.args.initialTime)
// User deposits to increase total supplied amount
hardKeeper := suite.app.GetHardKeeper()
userAddr := suite.addrs[3]
err := hardKeeper.Deposit(suite.ctx, userAddr, sdk.NewCoins(tc.args.deposit))
suite.Require().NoError(err)
// Set up chain context at future time
runAtTime := suite.ctx.BlockTime().Add(time.Duration(int(time.Second) * tc.args.timeElapsed))
runCtx := suite.ctx.WithBlockTime(runAtTime)
// Run Hard begin blocker in order to update the denom's index factor
hard.BeginBlocker(runCtx, suite.hardKeeper)
rewardPeriod, found := suite.keeper.GetHardSupplyRewardPeriod(runCtx, tc.args.deposit.Denom)
suite.Require().True(found)
err = suite.keeper.AccumulateHardSupplyRewards(runCtx, rewardPeriod)
suite.Require().NoError(err)
rewardFactor, found := suite.keeper.GetHardSupplyRewardFactor(runCtx, tc.args.deposit.Denom)
suite.Require().Equal(tc.args.expectedRewardFactor, rewardFactor)
})
}
}
func (suite *KeeperTestSuite) TestSynchronizeHardSupplyReward() {
type args struct {
deposit sdk.Coin
rewardsPerSecond sdk.Coin
initialTime time.Time
blockTimes []int
expectedRewardFactor sdk.Dec
expectedRewards sdk.Coin
}
type test struct {
name string
args args
}
testCases := []test{
{
"10 blocks",
args{
deposit: c("bnb", 10000000000), // TODO: 2 decimal diff
rewardsPerSecond: c("hard", 122354),
initialTime: time.Date(2020, 12, 15, 14, 0, 0, 0, time.UTC),
blockTimes: []int{10, 10, 10, 10, 10, 10, 10, 10, 10, 10},
expectedRewardFactor: d("0.001223540000000000"),
expectedRewards: c("hard", 12235400),
},
},
{
"10 blocks - long block time",
args{
deposit: c("bnb", 10000000000),
rewardsPerSecond: c("hard", 122354),
initialTime: time.Date(2020, 12, 15, 14, 0, 0, 0, time.UTC),
blockTimes: []int{86400, 86400, 86400, 86400, 86400, 86400, 86400, 86400, 86400, 86400},
expectedRewardFactor: d("10.571385600000000000"),
expectedRewards: c("hard", 105713856000),
},
},
}
for _, tc := range testCases {
suite.Run(tc.name, func() {
suite.SetupWithGenState()
suite.ctx = suite.ctx.WithBlockTime(tc.args.initialTime)
// Mint coins to hard module account
supplyKeeper := suite.app.GetSupplyKeeper()
hardMaccCoins := sdk.NewCoins(sdk.NewCoin("usdx", sdk.NewInt(200000000)))
supplyKeeper.MintCoins(suite.ctx, hardtypes.ModuleAccountName, hardMaccCoins)
// setup incentive state
params := types.NewParams(
types.RewardPeriods{types.NewRewardPeriod(true, tc.args.deposit.Denom, tc.args.initialTime, tc.args.initialTime.Add(time.Hour*24*365*4), tc.args.rewardsPerSecond)},
types.RewardPeriods{types.NewRewardPeriod(true, tc.args.deposit.Denom, tc.args.initialTime, tc.args.initialTime.Add(time.Hour*24*365*4), tc.args.rewardsPerSecond)},
types.RewardPeriods{types.NewRewardPeriod(true, tc.args.deposit.Denom, tc.args.initialTime, tc.args.initialTime.Add(time.Hour*24*365*4), tc.args.rewardsPerSecond)},
types.RewardPeriods{types.NewRewardPeriod(true, tc.args.deposit.Denom, tc.args.initialTime, tc.args.initialTime.Add(time.Hour*24*365*4), tc.args.rewardsPerSecond)},
types.Multipliers{types.NewMultiplier(types.MultiplierName("small"), 1, d("0.25")), types.NewMultiplier(types.MultiplierName("large"), 12, d("1.0"))},
tc.args.initialTime.Add(time.Hour*24*365*5),
)
suite.keeper.SetParams(suite.ctx, params)
suite.keeper.SetPreviousHardSupplyRewardAccrualTime(suite.ctx, tc.args.deposit.Denom, tc.args.initialTime)
suite.keeper.SetHardSupplyRewardFactor(suite.ctx, tc.args.deposit.Denom, sdk.ZeroDec())
// Set up hard state (interest factor for the relevant denom)
suite.hardKeeper.SetSupplyInterestFactor(suite.ctx, tc.args.deposit.Denom, sdk.MustNewDecFromStr("1.0"))
suite.hardKeeper.SetBorrowInterestFactor(suite.ctx, tc.args.deposit.Denom, sdk.MustNewDecFromStr("1.0"))
suite.hardKeeper.SetPreviousAccrualTime(suite.ctx, tc.args.deposit.Denom, tc.args.initialTime)
// User deposits and borrows to increase total borrowed amount
hardKeeper := suite.app.GetHardKeeper()
userAddr := suite.addrs[3]
err := hardKeeper.Deposit(suite.ctx, userAddr, sdk.NewCoins(tc.args.deposit))
suite.Require().NoError(err)
// Check that Hard hooks initialized a HardLiquidityProviderClaim
claim, found := suite.keeper.GetHardLiquidityProviderClaim(suite.ctx, suite.addrs[3])
suite.Require().True(found)
suite.Require().Equal(sdk.ZeroDec(), claim.SupplyRewardIndexes[0].RewardFactor)
// Run accumulator at several intervals
var timeElapsed int
previousBlockTime := suite.ctx.BlockTime()
for _, t := range tc.args.blockTimes {
timeElapsed += t
updatedBlockTime := previousBlockTime.Add(time.Duration(int(time.Second) * t))
previousBlockTime = updatedBlockTime
blockCtx := suite.ctx.WithBlockTime(updatedBlockTime)
// Run Hard begin blocker for each block ctx to update denom's interest factor
hard.BeginBlocker(blockCtx, suite.hardKeeper)
rewardPeriod, found := suite.keeper.GetHardSupplyRewardPeriod(blockCtx, tc.args.deposit.Denom)
suite.Require().True(found)
err := suite.keeper.AccumulateHardSupplyRewards(blockCtx, rewardPeriod)
suite.Require().NoError(err)
}
updatedBlockTime := suite.ctx.BlockTime().Add(time.Duration(int(time.Second) * timeElapsed))
suite.ctx = suite.ctx.WithBlockTime(updatedBlockTime)
// After we've accumulated, run synchronize
deposit, found := hardKeeper.GetDeposit(suite.ctx, suite.addrs[3])
suite.Require().True(found)
suite.Require().NotPanics(func() {
suite.keeper.SynchronizeHardSupplyReward(suite.ctx, deposit)
})
// Check that reward factor and claim have been updated as expected
rewardFactor, found := suite.keeper.GetHardSupplyRewardFactor(suite.ctx, tc.args.deposit.Denom)
suite.Require().Equal(tc.args.expectedRewardFactor, rewardFactor)
claim, found = suite.keeper.GetHardLiquidityProviderClaim(suite.ctx, suite.addrs[3])
suite.Require().True(found)
suite.Require().Equal(tc.args.expectedRewardFactor, claim.SupplyRewardIndexes[0].RewardFactor)
suite.Require().Equal(tc.args.expectedRewards, claim.Reward)
})
}
}
func (suite *KeeperTestSuite) TestUpdateHardSupplyIndexDenoms() {
type args struct {
firstDeposit sdk.Coins
secondDeposit sdk.Coins
rewardsPerSecond sdk.Coin
initialTime time.Time
expectedSupplyIndexDenoms []string
}
type test struct {
name string
args args
}
testCases := []test{
{
"update adds one supply reward index",
args{
firstDeposit: cs(c("bnb", 10000000000)),
secondDeposit: cs(c("ukava", 10000000000)),
rewardsPerSecond: c("hard", 122354),
initialTime: time.Date(2020, 12, 15, 14, 0, 0, 0, time.UTC),
expectedSupplyIndexDenoms: []string{"bnb", "ukava"},
},
},
{
"update adds multiple supply reward indexes",
args{
firstDeposit: cs(c("bnb", 10000000000)),
secondDeposit: cs(c("ukava", 10000000000), c("btcb", 10000000000), c("xrp", 10000000000)),
rewardsPerSecond: c("hard", 122354),
initialTime: time.Date(2020, 12, 15, 14, 0, 0, 0, time.UTC),
expectedSupplyIndexDenoms: []string{"bnb", "ukava", "btcb", "xrp"},
},
},
{
"update doesn't add duplicate supply reward index for same denom",
args{
firstDeposit: cs(c("bnb", 10000000000)),
secondDeposit: cs(c("bnb", 5000000000)),
rewardsPerSecond: c("hard", 122354),
initialTime: time.Date(2020, 12, 15, 14, 0, 0, 0, time.UTC),
expectedSupplyIndexDenoms: []string{"bnb"},
},
},
}
for _, tc := range testCases {
suite.Run(tc.name, func() {
suite.SetupWithGenState()
suite.ctx = suite.ctx.WithBlockTime(tc.args.initialTime)
// Mint coins to hard module account
supplyKeeper := suite.app.GetSupplyKeeper()
hardMaccCoins := sdk.NewCoins(sdk.NewCoin("usdx", sdk.NewInt(200000000)))
supplyKeeper.MintCoins(suite.ctx, hardtypes.ModuleAccountName, hardMaccCoins)
// Set up generic reward periods
var rewardPeriods types.RewardPeriods
for _, denom := range tc.args.expectedSupplyIndexDenoms {
rewardPeriod := types.NewRewardPeriod(true, denom, tc.args.initialTime, tc.args.initialTime.Add(time.Hour*24*365*4), tc.args.rewardsPerSecond)
rewardPeriods = append(rewardPeriods, rewardPeriod)
}
// Setup incentive state
params := types.NewParams(
rewardPeriods, rewardPeriods, rewardPeriods, rewardPeriods,
types.Multipliers{types.NewMultiplier(types.MultiplierName("small"), 1, d("0.25")), types.NewMultiplier(types.MultiplierName("large"), 12, d("1.0"))},
tc.args.initialTime.Add(time.Hour*24*365*5),
)
suite.keeper.SetParams(suite.ctx, params)
// Set each denom's previous accrual time and supply reward factor
for _, denom := range tc.args.expectedSupplyIndexDenoms {
suite.keeper.SetPreviousHardSupplyRewardAccrualTime(suite.ctx, denom, tc.args.initialTime)
suite.keeper.SetHardSupplyRewardFactor(suite.ctx, denom, sdk.ZeroDec())
}
// User deposits (first time)
hardKeeper := suite.app.GetHardKeeper()
userAddr := suite.addrs[3]
err := hardKeeper.Deposit(suite.ctx, userAddr, tc.args.firstDeposit)
suite.Require().NoError(err)
// Confirm that a claim was created and populated with the correct supply indexes
claimAfterFirstDeposit, found := suite.keeper.GetHardLiquidityProviderClaim(suite.ctx, suite.addrs[3])
suite.Require().True(found)
for _, coin := range tc.args.firstDeposit {
_, hasIndex := claimAfterFirstDeposit.HasSupplyRewardIndex(coin.Denom)
suite.Require().True(hasIndex)
}
suite.Require().True(len(claimAfterFirstDeposit.SupplyRewardIndexes) == len(tc.args.firstDeposit))
// User deposits (second time)
err = hardKeeper.Deposit(suite.ctx, userAddr, tc.args.secondDeposit)
suite.Require().NoError(err)
// Confirm that the claim contains all expected supply indexes
claimAfterSecondDeposit, found := suite.keeper.GetHardLiquidityProviderClaim(suite.ctx, suite.addrs[3])
suite.Require().True(found)
for _, denom := range tc.args.expectedSupplyIndexDenoms {
_, hasIndex := claimAfterSecondDeposit.HasSupplyRewardIndex(denom)
suite.Require().True(hasIndex)
}
suite.Require().True(len(claimAfterSecondDeposit.SupplyRewardIndexes) == len(tc.args.expectedSupplyIndexDenoms))
})
}
}
func (suite *KeeperTestSuite) TestUpdateHardBorrowIndexDenoms() {
type args struct {
initialDeposit sdk.Coins
firstBorrow sdk.Coins
secondBorrow sdk.Coins
rewardsPerSecond sdk.Coin
initialTime time.Time
expectedBorrowIndexDenoms []string
}
type test struct {
name string
args args
}
testCases := []test{
{
"update adds one borrow reward index",
args{
initialDeposit: cs(c("bnb", 10000000000)),
firstBorrow: cs(c("bnb", 50000000)),
secondBorrow: cs(c("ukava", 500000000)),
rewardsPerSecond: c("hard", 122354),
initialTime: time.Date(2020, 12, 15, 14, 0, 0, 0, time.UTC),
expectedBorrowIndexDenoms: []string{"bnb", "ukava"},
},
},
{
"update adds multiple borrow supply reward indexes",
args{
initialDeposit: cs(c("btcb", 10000000000)),
firstBorrow: cs(c("btcb", 50000000)),
secondBorrow: cs(c("ukava", 500000000), c("bnb", 50000000000), c("xrp", 50000000000)),
rewardsPerSecond: c("hard", 122354),
initialTime: time.Date(2020, 12, 15, 14, 0, 0, 0, time.UTC),
expectedBorrowIndexDenoms: []string{"btcb", "ukava", "bnb", "xrp"},
},
},
{
"update doesn't add duplicate borrow reward index for same denom",
args{
initialDeposit: cs(c("bnb", 100000000000)),
firstBorrow: cs(c("bnb", 50000000)),
secondBorrow: cs(c("bnb", 50000000000)),
rewardsPerSecond: c("hard", 122354),
initialTime: time.Date(2020, 12, 15, 14, 0, 0, 0, time.UTC),
expectedBorrowIndexDenoms: []string{"bnb"},
},
},
}
for _, tc := range testCases {
suite.Run(tc.name, func() {
suite.SetupWithGenState()
suite.ctx = suite.ctx.WithBlockTime(tc.args.initialTime)
// Mint coins to hard module account so it can service borrow requests
supplyKeeper := suite.app.GetSupplyKeeper()
hardMaccCoins := tc.args.firstBorrow.Add(tc.args.secondBorrow...)
supplyKeeper.MintCoins(suite.ctx, hardtypes.ModuleAccountName, hardMaccCoins)
// Set up generic reward periods
var rewardPeriods types.RewardPeriods
for _, denom := range tc.args.expectedBorrowIndexDenoms {
rewardPeriod := types.NewRewardPeriod(true, denom, tc.args.initialTime, tc.args.initialTime.Add(time.Hour*24*365*4), tc.args.rewardsPerSecond)
rewardPeriods = append(rewardPeriods, rewardPeriod)
}
// Setup incentive state
params := types.NewParams(
rewardPeriods, rewardPeriods, rewardPeriods, rewardPeriods,
types.Multipliers{types.NewMultiplier(types.MultiplierName("small"), 1, d("0.25")), types.NewMultiplier(types.MultiplierName("large"), 12, d("1.0"))},
tc.args.initialTime.Add(time.Hour*24*365*5),
)
suite.keeper.SetParams(suite.ctx, params)
// Set each initial deposit denom's previous accrual time and supply reward factor
for _, coin := range tc.args.initialDeposit {
suite.keeper.SetPreviousHardBorrowRewardAccrualTime(suite.ctx, coin.Denom, tc.args.initialTime)
suite.keeper.SetHardBorrowRewardFactor(suite.ctx, coin.Denom, sdk.ZeroDec())
}
// Set each expected borrow denom's previous accrual time and borrow reward factor
for _, denom := range tc.args.expectedBorrowIndexDenoms {
suite.keeper.SetPreviousHardBorrowRewardAccrualTime(suite.ctx, denom, tc.args.initialTime)
suite.keeper.SetHardBorrowRewardFactor(suite.ctx, denom, sdk.ZeroDec())
}
// User deposits initial funds (so that user can borrow)
hardKeeper := suite.app.GetHardKeeper()
userAddr := suite.addrs[3]
err := hardKeeper.Deposit(suite.ctx, userAddr, tc.args.initialDeposit)
suite.Require().NoError(err)
// Confirm that claim exists but no borrow reward indexes have been added
claimAfterDeposit, found := suite.keeper.GetHardLiquidityProviderClaim(suite.ctx, suite.addrs[3])
suite.Require().True(found)
suite.Require().Equal(0, len(claimAfterDeposit.BorrowRewardIndexes))
// User borrows (first time)
err = hardKeeper.Borrow(suite.ctx, userAddr, tc.args.firstBorrow)
suite.Require().NoError(err)
// Confirm that claim's borrow reward indexes have been updated
claimAfterFirstBorrow, found := suite.keeper.GetHardLiquidityProviderClaim(suite.ctx, suite.addrs[3])
suite.Require().True(found)
for _, coin := range tc.args.firstBorrow {
_, hasIndex := claimAfterFirstBorrow.HasBorrowRewardIndex(coin.Denom)
suite.Require().True(hasIndex)
}
suite.Require().True(len(claimAfterFirstBorrow.BorrowRewardIndexes) == len(tc.args.firstBorrow))
// User borrows (second time)
err = hardKeeper.Borrow(suite.ctx, userAddr, tc.args.secondBorrow)
suite.Require().NoError(err)
// Confirm that claim's borrow reward indexes contain expected values
claimAfterSecondBorrow, found := suite.keeper.GetHardLiquidityProviderClaim(suite.ctx, suite.addrs[3])
suite.Require().True(found)
for _, coin := range tc.args.secondBorrow {
_, hasIndex := claimAfterSecondBorrow.HasBorrowRewardIndex(coin.Denom)
suite.Require().True(hasIndex)
}
suite.Require().True(len(claimAfterSecondBorrow.BorrowRewardIndexes) == len(tc.args.expectedBorrowIndexDenoms))
})
}
}
func (suite *KeeperTestSuite) TestAccumulateHardDelegatorRewards() {
type args struct {
delegation sdk.Coin
rewardsPerSecond sdk.Coin
initialTime time.Time
timeElapsed int
expectedRewardFactor sdk.Dec
}
type test struct {
name string
args args
}
testCases := []test{
{
"7 seconds",
args{
delegation: c("ukava", 1_000_000),
rewardsPerSecond: c("hard", 122354),
initialTime: time.Date(2020, 12, 15, 14, 0, 0, 0, time.UTC),
timeElapsed: 7,
expectedRewardFactor: d("0.428239000000000000"),
},
},
{
"1 day",
args{
delegation: c("ukava", 1_000_000),
rewardsPerSecond: c("hard", 122354),
initialTime: time.Date(2020, 12, 15, 14, 0, 0, 0, time.UTC),
timeElapsed: 86400,
expectedRewardFactor: d("5285.692800000000000000"),
},
},
{
"0 seconds",
args{
delegation: c("ukava", 1_000_000),
rewardsPerSecond: c("hard", 122354),
initialTime: time.Date(2020, 12, 15, 14, 0, 0, 0, time.UTC),
timeElapsed: 0,
expectedRewardFactor: d("0.0"),
},
},
}
for _, tc := range testCases {
suite.Run(tc.name, func() {
suite.SetupWithGenState()
suite.ctx = suite.ctx.WithBlockTime(tc.args.initialTime)
// Mint coins to hard module account
supplyKeeper := suite.app.GetSupplyKeeper()
hardMaccCoins := sdk.NewCoins(sdk.NewCoin("usdx", sdk.NewInt(200000000)))
supplyKeeper.MintCoins(suite.ctx, hardtypes.ModuleAccountName, hardMaccCoins)
// Set up incentive state
params := types.NewParams(
types.RewardPeriods{types.NewRewardPeriod(true, tc.args.delegation.Denom, tc.args.initialTime, tc.args.initialTime.Add(time.Hour*24*365*4), tc.args.rewardsPerSecond)},
types.RewardPeriods{types.NewRewardPeriod(true, tc.args.delegation.Denom, tc.args.initialTime, tc.args.initialTime.Add(time.Hour*24*365*4), tc.args.rewardsPerSecond)},
types.RewardPeriods{types.NewRewardPeriod(true, tc.args.delegation.Denom, tc.args.initialTime, tc.args.initialTime.Add(time.Hour*24*365*4), tc.args.rewardsPerSecond)},
types.RewardPeriods{types.NewRewardPeriod(true, tc.args.delegation.Denom, tc.args.initialTime, tc.args.initialTime.Add(time.Hour*24*365*4), tc.args.rewardsPerSecond)},
types.Multipliers{types.NewMultiplier(types.MultiplierName("small"), 1, d("0.25")), types.NewMultiplier(types.MultiplierName("large"), 12, d("1.0"))},
tc.args.initialTime.Add(time.Hour*24*365*5),
)
suite.keeper.SetParams(suite.ctx, params)
suite.keeper.SetPreviousHardDelegatorRewardAccrualTime(suite.ctx, tc.args.delegation.Denom, tc.args.initialTime)
suite.keeper.SetHardDelegatorRewardFactor(suite.ctx, tc.args.delegation.Denom, sdk.ZeroDec())
// Set up hard state (interest factor for the relevant denom)
suite.hardKeeper.SetPreviousAccrualTime(suite.ctx, tc.args.delegation.Denom, tc.args.initialTime)
err := suite.deliverMsgCreateValidator(suite.ctx, suite.validatorAddrs[0], tc.args.delegation)
suite.Require().NoError(err)
suite.deliverMsgDelegate(suite.ctx, suite.addrs[0], suite.validatorAddrs[0], tc.args.delegation)
suite.Require().NoError(err)
staking.EndBlocker(suite.ctx, suite.stakingKeeper)
// Set up chain context at future time
runAtTime := suite.ctx.BlockTime().Add(time.Duration(int(time.Second) * tc.args.timeElapsed))
runCtx := suite.ctx.WithBlockTime(runAtTime)
// Run Hard begin blocker in order to update the denom's index factor
hard.BeginBlocker(runCtx, suite.hardKeeper)
rewardPeriod, found := suite.keeper.GetHardDelegatorRewardPeriod(runCtx, tc.args.delegation.Denom)
suite.Require().True(found)
err = suite.keeper.AccumulateHardDelegatorRewards(runCtx, rewardPeriod)
suite.Require().NoError(err)
rewardFactor, found := suite.keeper.GetHardDelegatorRewardFactor(runCtx, tc.args.delegation.Denom)
suite.Require().Equal(tc.args.expectedRewardFactor, rewardFactor)
})
}
}
func (suite *KeeperTestSuite) TestSynchronizeHardDelegatorReward() {
type args struct {
delegation sdk.Coin
rewardsPerSecond sdk.Coin
initialTime time.Time
blockTimes []int
expectedRewardFactor sdk.Dec
expectedRewards sdk.Coin
}
type test struct {
name string
args args
}
testCases := []test{
{
"10 blocks",
args{
delegation: c("ukava", 1_000_000),
rewardsPerSecond: c("hard", 122354),
initialTime: time.Date(2020, 12, 15, 14, 0, 0, 0, time.UTC),
blockTimes: []int{10, 10, 10, 10, 10, 10, 10, 10, 10, 10},
expectedRewardFactor: d("6.117700000000000000"),
expectedRewards: c("hard", 6117700),
},
},
{
"10 blocks - long block time",
args{
delegation: c("ukava", 1_000_000),
rewardsPerSecond: c("hard", 122354),
initialTime: time.Date(2020, 12, 15, 14, 0, 0, 0, time.UTC),
blockTimes: []int{86400, 86400, 86400, 86400, 86400, 86400, 86400, 86400, 86400, 86400},
expectedRewardFactor: d("52856.928000000000000000"),
expectedRewards: c("hard", 52856928000),
},
},
}
for _, tc := range testCases {
suite.Run(tc.name, func() {
suite.SetupWithGenState()
suite.ctx = suite.ctx.WithBlockTime(tc.args.initialTime)
// Mint coins to hard module account
supplyKeeper := suite.app.GetSupplyKeeper()
hardMaccCoins := sdk.NewCoins(sdk.NewCoin("usdx", sdk.NewInt(200000000)))
supplyKeeper.MintCoins(suite.ctx, hardtypes.ModuleAccountName, hardMaccCoins)
// setup incentive state
params := types.NewParams(
types.RewardPeriods{types.NewRewardPeriod(true, tc.args.delegation.Denom, tc.args.initialTime, tc.args.initialTime.Add(time.Hour*24*365*4), tc.args.rewardsPerSecond)},
types.RewardPeriods{types.NewRewardPeriod(true, tc.args.delegation.Denom, tc.args.initialTime, tc.args.initialTime.Add(time.Hour*24*365*4), tc.args.rewardsPerSecond)},
types.RewardPeriods{types.NewRewardPeriod(true, tc.args.delegation.Denom, tc.args.initialTime, tc.args.initialTime.Add(time.Hour*24*365*4), tc.args.rewardsPerSecond)},
types.RewardPeriods{types.NewRewardPeriod(true, tc.args.delegation.Denom, tc.args.initialTime, tc.args.initialTime.Add(time.Hour*24*365*4), tc.args.rewardsPerSecond)},
types.Multipliers{types.NewMultiplier(types.MultiplierName("small"), 1, d("0.25")), types.NewMultiplier(types.MultiplierName("large"), 12, d("1.0"))},
tc.args.initialTime.Add(time.Hour*24*365*5),
)
suite.keeper.SetParams(suite.ctx, params)
suite.keeper.SetPreviousHardDelegatorRewardAccrualTime(suite.ctx, tc.args.delegation.Denom, tc.args.initialTime)
suite.keeper.SetHardDelegatorRewardFactor(suite.ctx, tc.args.delegation.Denom, sdk.ZeroDec())
// Set up hard state (interest factor for the relevant denom)
suite.hardKeeper.SetPreviousAccrualTime(suite.ctx, tc.args.delegation.Denom, tc.args.initialTime)
// Delegator delegates
err := suite.deliverMsgCreateValidator(suite.ctx, suite.validatorAddrs[0], tc.args.delegation)
suite.Require().NoError(err)
suite.deliverMsgDelegate(suite.ctx, suite.addrs[0], suite.validatorAddrs[0], tc.args.delegation)
suite.Require().NoError(err)
staking.EndBlocker(suite.ctx, suite.stakingKeeper)
// Check that Staking hooks initialized a HardLiquidityProviderClaim
claim, found := suite.keeper.GetHardLiquidityProviderClaim(suite.ctx, suite.addrs[0])
suite.Require().True(found)
suite.Require().Equal(sdk.ZeroDec(), claim.DelegatorRewardIndexes[0].RewardFactor)
// Run accumulator at several intervals
var timeElapsed int
previousBlockTime := suite.ctx.BlockTime()
for _, t := range tc.args.blockTimes {
timeElapsed += t
updatedBlockTime := previousBlockTime.Add(time.Duration(int(time.Second) * t))
previousBlockTime = updatedBlockTime
blockCtx := suite.ctx.WithBlockTime(updatedBlockTime)
// Run Hard begin blocker for each block ctx to update denom's interest factor
hard.BeginBlocker(blockCtx, suite.hardKeeper)
rewardPeriod, found := suite.keeper.GetHardDelegatorRewardPeriod(blockCtx, tc.args.delegation.Denom)
suite.Require().True(found)
err := suite.keeper.AccumulateHardDelegatorRewards(blockCtx, rewardPeriod)
suite.Require().NoError(err)
}
updatedBlockTime := suite.ctx.BlockTime().Add(time.Duration(int(time.Second) * timeElapsed))
suite.ctx = suite.ctx.WithBlockTime(updatedBlockTime)
// After we've accumulated, run synchronize
suite.Require().NotPanics(func() {
suite.keeper.SynchronizeHardDelegatorRewards(suite.ctx, suite.addrs[0])
})
// Check that reward factor and claim have been updated as expected
rewardFactor, found := suite.keeper.GetHardDelegatorRewardFactor(suite.ctx, tc.args.delegation.Denom)
suite.Require().Equal(tc.args.expectedRewardFactor, rewardFactor)
claim, found = suite.keeper.GetHardLiquidityProviderClaim(suite.ctx, suite.addrs[0])
suite.Require().True(found)
suite.Require().Equal(tc.args.expectedRewardFactor, claim.DelegatorRewardIndexes[0].RewardFactor)
suite.Require().Equal(tc.args.expectedRewards, claim.Reward)
})
}
}
func (suite *KeeperTestSuite) SetupWithGenState() {
config := sdk.GetConfig()
app.SetBech32AddressPrefixes(config)
_, allAddrs := app.GeneratePrivKeyAddressPairs(10)
suite.addrs = allAddrs[:5]
for _, a := range allAddrs[5:] {
suite.validatorAddrs = append(suite.validatorAddrs, sdk.ValAddress(a))
}
tApp := app.NewTestApp()
ctx := tApp.NewContext(true, abci.Header{Height: 1, Time: tmtime.Now()})
tApp.InitializeFromGenesisStates(
coinsAuthGenState(allAddrs, cs(c("ukava", 5_000_000))),
stakingGenesisState(),
NewPricefeedGenStateMulti(),
NewCDPGenStateMulti(),
NewHardGenStateMulti(),
)
suite.app = tApp
suite.ctx = ctx
suite.keeper = tApp.GetIncentiveKeeper()
suite.hardKeeper = tApp.GetHardKeeper()
suite.stakingKeeper = tApp.GetStakingKeeper()
}
func coinsAuthGenState(addresses []sdk.AccAddress, coins sdk.Coins) app.GenesisState {
coinsList := []sdk.Coins{}
for range addresses {
coinsList = append(coinsList, coins)
}
// Load up our primary user address
if len(addresses) >= 4 {
coinsList[3] = sdk.NewCoins(
sdk.NewCoin("bnb", sdk.NewInt(1000000000000000)),
sdk.NewCoin("ukava", sdk.NewInt(1000000000000000)),
sdk.NewCoin("btcb", sdk.NewInt(1000000000000000)),
sdk.NewCoin("xrp", sdk.NewInt(1000000000000000)),
)
}
return app.NewAuthGenState(addresses, coinsList)
}
func stakingGenesisState() app.GenesisState {
genState := staking.DefaultGenesisState()
genState.Params.BondDenom = "ukava"
return app.GenesisState{
staking.ModuleName: staking.ModuleCdc.MustMarshalJSON(genState),
}
}
func (suite *KeeperTestSuite) deliverMsgCreateValidator(ctx sdk.Context, address sdk.ValAddress, selfDelegation sdk.Coin) error {
msg := staking.NewMsgCreateValidator(
address,
ed25519.GenPrivKey().PubKey(),
selfDelegation,
staking.Description{},
staking.NewCommissionRates(sdk.ZeroDec(), sdk.ZeroDec(), sdk.ZeroDec()),
sdk.NewInt(1_000_000),
)
handleStakingMsg := staking.NewHandler(suite.stakingKeeper)
_, err := handleStakingMsg(ctx, msg)
return err
}
func (suite *KeeperTestSuite) deliverMsgDelegate(ctx sdk.Context, delegator sdk.AccAddress, validator sdk.ValAddress, amount sdk.Coin) error {
msg := staking.NewMsgDelegate(
delegator,
validator,
amount,
)
handleStakingMsg := staking.NewHandler(suite.stakingKeeper)
_, err := handleStakingMsg(ctx, msg)
return err
}