0g-chain/x/harvest/keeper/rewards_test.go
2020-09-25 11:07:20 -04:00

195 lines
8.5 KiB
Go

package keeper_test
import (
"time"
sdk "github.com/cosmos/cosmos-sdk/types"
stakingtypes "github.com/cosmos/cosmos-sdk/x/staking/types"
abci "github.com/tendermint/tendermint/abci/types"
"github.com/tendermint/tendermint/crypto"
"github.com/tendermint/tendermint/crypto/ed25519"
"github.com/kava-labs/kava/app"
"github.com/kava-labs/kava/x/harvest/types"
)
func (suite *KeeperTestSuite) TestApplyDepositRewards() {
type args struct {
depositor sdk.AccAddress
denom string
depositAmount sdk.Coin
totalDeposits sdk.Coin
rewardRate sdk.Coin
depositType types.DepositType
previousBlockTime time.Time
blockTime time.Time
expectedClaimBalance sdk.Coin
}
type errArgs struct {
expectPanic bool
contains string
}
type testCase struct {
name string
args args
errArgs errArgs
}
testCases := []testCase{
{
name: "distribute rewards",
args: args{
depositor: sdk.AccAddress(crypto.AddressHash([]byte("test"))),
denom: "bnb",
rewardRate: c("hard", 500),
depositAmount: c("bnb", 100),
totalDeposits: c("bnb", 1000),
depositType: types.LP,
previousBlockTime: time.Date(2020, 11, 1, 13, 59, 50, 0, time.UTC),
blockTime: time.Date(2020, 11, 1, 14, 0, 0, 0, time.UTC),
expectedClaimBalance: c("hard", 500),
},
errArgs: errArgs{
expectPanic: false,
contains: "",
},
},
}
for _, tc := range testCases {
suite.Run(tc.name, func() {
config := sdk.GetConfig()
app.SetBech32AddressPrefixes(config)
// Initialize test app and set context
tApp := app.NewTestApp()
ctx := tApp.NewContext(true, abci.Header{Height: 1, Time: tc.args.blockTime})
harvestGS := types.NewGenesisState(types.NewParams(
true,
types.DistributionSchedules{
types.NewDistributionSchedule(true, "bnb", time.Date(2020, 10, 8, 14, 0, 0, 0, time.UTC), time.Date(2020, 11, 22, 14, 0, 0, 0, time.UTC), tc.args.rewardRate, time.Date(2021, 11, 22, 14, 0, 0, 0, time.UTC), types.Multipliers{types.NewMultiplier(types.Small, 0, sdk.MustNewDecFromStr("0.33")), types.NewMultiplier(types.Medium, 6, sdk.MustNewDecFromStr("0.5")), types.NewMultiplier(types.Large, 24, sdk.OneDec())}),
},
types.DelegatorDistributionSchedules{types.NewDelegatorDistributionSchedule(
types.NewDistributionSchedule(true, "bnb", time.Date(2020, 10, 8, 14, 0, 0, 0, time.UTC), time.Date(2025, 10, 8, 14, 0, 0, 0, time.UTC), tc.args.rewardRate, time.Date(2026, 10, 8, 14, 0, 0, 0, time.UTC), types.Multipliers{types.NewMultiplier(types.Small, 0, sdk.MustNewDecFromStr("0.33")), types.NewMultiplier(types.Medium, 6, sdk.MustNewDecFromStr("0.5")), types.NewMultiplier(types.Large, 24, sdk.OneDec())}),
time.Hour*24,
),
},
), tc.args.previousBlockTime, types.DefaultDistributionTimes)
tApp.InitializeFromGenesisStates(app.GenesisState{types.ModuleName: types.ModuleCdc.MustMarshalJSON(harvestGS)})
supplyKeeper := tApp.GetSupplyKeeper()
supplyKeeper.MintCoins(ctx, types.ModuleAccountName, cs(tc.args.totalDeposits))
keeper := tApp.GetHarvestKeeper()
deposit := types.NewDeposit(tc.args.depositor, tc.args.depositAmount, tc.args.depositType)
keeper.SetDeposit(ctx, deposit)
suite.app = tApp
suite.ctx = ctx
suite.keeper = keeper
if tc.errArgs.expectPanic {
suite.Require().Panics(func() { suite.keeper.ApplyDepositRewards(suite.ctx) })
} else {
suite.Require().NotPanics(func() { suite.keeper.ApplyDepositRewards(suite.ctx) })
claim, f := suite.keeper.GetClaim(suite.ctx, tc.args.depositor, tc.args.denom, tc.args.depositType)
suite.Require().True(f)
suite.Require().Equal(tc.args.expectedClaimBalance, claim.Amount)
}
})
}
}
func (suite *KeeperTestSuite) TestApplyDelegatorRewards() {
type args struct {
delegator sdk.AccAddress
delegatorCoins sdk.Coins
delegationAmount sdk.Coin
totalBonded sdk.Coin
rewardRate sdk.Coin
depositType types.DepositType
previousDistributionTime time.Time
blockTime time.Time
expectedClaimBalance sdk.Coin
}
type errArgs struct {
expectPanic bool
contains string
}
type testCase struct {
name string
args args
errArgs errArgs
}
testCases := []testCase{
{
name: "distribute rewards",
args: args{
delegator: sdk.AccAddress(crypto.AddressHash([]byte("test"))),
delegatorCoins: cs(c("ukava", 1000)),
rewardRate: c("hard", 500),
delegationAmount: c("ukava", 100),
totalBonded: c("ukava", 900),
depositType: types.Stake,
previousDistributionTime: time.Date(2020, 11, 1, 13, 59, 50, 0, time.UTC),
blockTime: time.Date(2020, 11, 1, 14, 0, 0, 0, time.UTC),
expectedClaimBalance: c("hard", 500),
},
errArgs: errArgs{
expectPanic: false,
contains: "",
},
},
}
for _, tc := range testCases {
suite.Run(tc.name, func() {
config := sdk.GetConfig()
app.SetBech32AddressPrefixes(config)
// Initialize test app and set context
tApp := app.NewTestApp()
ctx := tApp.NewContext(true, abci.Header{Height: 1, Time: tc.args.blockTime})
authGS := app.NewAuthGenState([]sdk.AccAddress{tc.args.delegator, sdk.AccAddress(crypto.AddressHash([]byte("other_delegator")))}, []sdk.Coins{tc.args.delegatorCoins, cs(tc.args.totalBonded)})
harvestGS := types.NewGenesisState(types.NewParams(
true,
types.DistributionSchedules{
types.NewDistributionSchedule(true, "bnb", time.Date(2020, 10, 8, 14, 0, 0, 0, time.UTC), time.Date(2020, 11, 22, 14, 0, 0, 0, time.UTC), tc.args.rewardRate, time.Date(2021, 11, 22, 14, 0, 0, 0, time.UTC), types.Multipliers{types.NewMultiplier(types.Small, 0, sdk.MustNewDecFromStr("0.33")), types.NewMultiplier(types.Medium, 6, sdk.MustNewDecFromStr("0.5")), types.NewMultiplier(types.Large, 24, sdk.OneDec())}),
},
types.DelegatorDistributionSchedules{types.NewDelegatorDistributionSchedule(
types.NewDistributionSchedule(true, "ukava", time.Date(2020, 10, 8, 14, 0, 0, 0, time.UTC), time.Date(2025, 10, 8, 14, 0, 0, 0, time.UTC), tc.args.rewardRate, time.Date(2026, 10, 8, 14, 0, 0, 0, time.UTC), types.Multipliers{types.NewMultiplier(types.Small, 0, sdk.MustNewDecFromStr("0.33")), types.NewMultiplier(types.Medium, 6, sdk.MustNewDecFromStr("0.5")), types.NewMultiplier(types.Large, 24, sdk.OneDec())}),
time.Hour*24,
),
},
), types.DefaultPreviousBlockTime, types.DefaultDistributionTimes)
tApp.InitializeFromGenesisStates(authGS, app.GenesisState{types.ModuleName: types.ModuleCdc.MustMarshalJSON(harvestGS)})
keeper := tApp.GetHarvestKeeper()
keeper.SetPreviousDelegationDistribution(ctx, tc.args.previousDistributionTime, "ukava")
stakingKeeper := tApp.GetStakingKeeper()
stakingParams := stakingKeeper.GetParams(ctx)
stakingParams.BondDenom = "ukava"
stakingKeeper.SetParams(ctx, stakingParams)
validatorPubKey := ed25519.GenPrivKey().PubKey()
validator := stakingtypes.NewValidator(sdk.ValAddress(validatorPubKey.Address()), validatorPubKey, stakingtypes.Description{})
validator.Status = sdk.Bonded
stakingKeeper.SetValidator(ctx, validator)
stakingKeeper.SetValidatorByConsAddr(ctx, validator)
stakingKeeper.SetNewValidatorByPowerIndex(ctx, validator)
// call the after-creation hook
stakingKeeper.AfterValidatorCreated(ctx, validator.OperatorAddress)
_, err := stakingKeeper.Delegate(ctx, tc.args.delegator, tc.args.delegationAmount.Amount, sdk.Unbonded, validator, true)
suite.Require().NoError(err)
stakingKeeper.ApplyAndReturnValidatorSetUpdates(ctx)
validator, f := stakingKeeper.GetValidator(ctx, validator.OperatorAddress)
suite.Require().True(f)
_, err = stakingKeeper.Delegate(ctx, sdk.AccAddress(crypto.AddressHash([]byte("other_delegator"))), tc.args.totalBonded.Amount, sdk.Unbonded, validator, true)
suite.Require().NoError(err)
stakingKeeper.ApplyAndReturnValidatorSetUpdates(ctx)
suite.app = tApp
suite.ctx = ctx
suite.keeper = keeper
if tc.errArgs.expectPanic {
suite.Require().Panics(func() { suite.keeper.ApplyDelegationRewards(suite.ctx, suite.keeper.BondDenom(suite.ctx)) })
} else {
suite.Require().NotPanics(func() { suite.keeper.ApplyDelegationRewards(suite.ctx, suite.keeper.BondDenom(suite.ctx)) })
claim, f := suite.keeper.GetClaim(suite.ctx, tc.args.delegator, tc.args.delegationAmount.Denom, tc.args.depositType)
suite.Require().True(f)
suite.Require().Equal(tc.args.expectedClaimBalance, claim.Amount)
}
})
}
}