package cdp_test import ( "fmt" "sort" "strings" "testing" "time" "github.com/stretchr/testify/suite" abci "github.com/tendermint/tendermint/abci/types" tmproto "github.com/tendermint/tendermint/proto/tendermint/types" tmtime "github.com/tendermint/tendermint/types/time" sdkmath "cosmossdk.io/math" sdk "github.com/cosmos/cosmos-sdk/types" "github.com/kava-labs/kava/app" "github.com/kava-labs/kava/x/cdp" "github.com/kava-labs/kava/x/cdp/keeper" "github.com/kava-labs/kava/x/cdp/types" ) type GenesisTestSuite struct { suite.Suite app app.TestApp ctx sdk.Context genTime time.Time keeper keeper.Keeper addrs []sdk.AccAddress } func (suite *GenesisTestSuite) SetupTest() { tApp := app.NewTestApp() suite.genTime = tmtime.Canonical(time.Date(2021, 1, 1, 1, 1, 1, 1, time.UTC)) suite.ctx = tApp.NewContext(true, tmproto.Header{Height: 1, Time: suite.genTime}) suite.keeper = tApp.GetCDPKeeper() suite.app = tApp _, addrs := app.GeneratePrivKeyAddressPairs(3) suite.addrs = addrs } func (suite *GenesisTestSuite) TestInvalidGenState() { type args struct { params types.Params cdps types.CDPs deposits types.Deposits startingID uint64 debtDenom string govDenom string genAccumTimes types.GenesisAccumulationTimes genTotalPrincipals types.GenesisTotalPrincipals } type errArgs struct { expectPass bool contains string } testCases := []struct { name string args args errArgs errArgs }{ { name: "empty debt denom", args: args{ params: types.DefaultParams(), cdps: types.CDPs{}, deposits: types.Deposits{}, debtDenom: "", govDenom: types.DefaultGovDenom, genAccumTimes: types.DefaultGenesisState().PreviousAccumulationTimes, genTotalPrincipals: types.DefaultGenesisState().TotalPrincipals, }, errArgs: errArgs{ expectPass: false, contains: "debt denom invalid", }, }, { name: "empty gov denom", args: args{ params: types.DefaultParams(), cdps: types.CDPs{}, deposits: types.Deposits{}, debtDenom: types.DefaultDebtDenom, govDenom: "", genAccumTimes: types.DefaultGenesisState().PreviousAccumulationTimes, genTotalPrincipals: types.DefaultGenesisState().TotalPrincipals, }, errArgs: errArgs{ expectPass: false, contains: "gov denom invalid", }, }, { name: "interest factor below one", args: args{ params: types.DefaultParams(), cdps: types.CDPs{}, deposits: types.Deposits{}, debtDenom: types.DefaultDebtDenom, govDenom: types.DefaultGovDenom, genAccumTimes: types.GenesisAccumulationTimes{types.NewGenesisAccumulationTime("bnb-a", time.Time{}, sdk.OneDec().Sub(sdk.SmallestDec()))}, genTotalPrincipals: types.DefaultGenesisState().TotalPrincipals, }, errArgs: errArgs{ expectPass: false, contains: "interest factor should be ≥ 1.0", }, }, { name: "negative total principal", args: args{ params: types.DefaultParams(), cdps: types.CDPs{}, deposits: types.Deposits{}, debtDenom: types.DefaultDebtDenom, govDenom: types.DefaultGovDenom, genAccumTimes: types.DefaultGenesisState().PreviousAccumulationTimes, genTotalPrincipals: types.GenesisTotalPrincipals{types.NewGenesisTotalPrincipal("bnb-a", sdkmath.NewInt(-1))}, }, errArgs: errArgs{ expectPass: false, contains: "total principal should be positive", }, }, } for _, tc := range testCases { suite.Run(tc.name, func() { gs := types.NewGenesisState(tc.args.params, tc.args.cdps, tc.args.deposits, tc.args.startingID, tc.args.debtDenom, tc.args.govDenom, tc.args.genAccumTimes, tc.args.genTotalPrincipals) err := gs.Validate() if tc.errArgs.expectPass { suite.Require().NoError(err) } else { suite.Require().Error(err) suite.Require().True(strings.Contains(err.Error(), tc.errArgs.contains)) } }) } } func (suite *GenesisTestSuite) TestValidGenState() { cdc := suite.app.AppCodec() suite.NotPanics(func() { suite.app.InitializeFromGenesisStates( NewPricefeedGenStateMulti(cdc), NewCDPGenStateMulti(cdc), ) }) cdpGS := NewCDPGenStateMulti(cdc) gs := types.GenesisState{} suite.app.AppCodec().MustUnmarshalJSON(cdpGS["cdp"], &gs) gs.CDPs = cdps() gs.StartingCdpID = uint64(5) appGS := app.GenesisState{"cdp": suite.app.AppCodec().MustMarshalJSON(&gs)} suite.NotPanics(func() { suite.SetupTest() suite.app.InitializeFromGenesisStates( NewPricefeedGenStateMulti(cdc), appGS, ) }) } func (suite *GenesisTestSuite) Test_InitExportGenesis() { cdps := types.CDPs{ { ID: 2, Owner: suite.addrs[0], Type: "xrp-a", Collateral: c("xrp", 200000000), Principal: c("usdx", 10000000), AccumulatedFees: c("usdx", 0), FeesUpdated: suite.genTime, InterestFactor: sdk.NewDec(1), }, } genTotalPrincipals := types.GenesisTotalPrincipals{ types.NewGenesisTotalPrincipal("btc-a", sdk.ZeroInt()), types.NewGenesisTotalPrincipal("xrp-a", sdk.ZeroInt()), } var deposits types.Deposits for _, c := range cdps { deposit := types.Deposit{ CdpID: c.ID, Depositor: c.Owner, Amount: c.Collateral, } deposits = append(deposits, deposit) for i, p := range genTotalPrincipals { if p.CollateralType == c.Type { genTotalPrincipals[i].TotalPrincipal = genTotalPrincipals[i].TotalPrincipal.Add(c.Principal.Amount) } } } cdpGenesis := types.GenesisState{ Params: types.Params{ GlobalDebtLimit: sdk.NewInt64Coin("usdx", 1000000000000), SurplusAuctionThreshold: types.DefaultSurplusThreshold, SurplusAuctionLot: types.DefaultSurplusLot, DebtAuctionThreshold: types.DefaultDebtThreshold, DebtAuctionLot: types.DefaultDebtLot, CollateralParams: types.CollateralParams{ { Denom: "xrp", Type: "xrp-a", LiquidationRatio: sdk.MustNewDecFromStr("2.0"), DebtLimit: sdk.NewInt64Coin("usdx", 500000000000), StabilityFee: sdk.MustNewDecFromStr("1.000000001547125958"), // 5% apr LiquidationPenalty: d("0.05"), AuctionSize: i(7000000000), SpotMarketID: "xrp:usd", LiquidationMarketID: "xrp:usd", KeeperRewardPercentage: d("0.01"), CheckCollateralizationIndexCount: i(10), ConversionFactor: i(6), }, { Denom: "btc", Type: "btc-a", LiquidationRatio: sdk.MustNewDecFromStr("1.5"), DebtLimit: sdk.NewInt64Coin("usdx", 500000000000), StabilityFee: sdk.MustNewDecFromStr("1.000000000782997609"), // 2.5% apr LiquidationPenalty: d("0.025"), AuctionSize: i(10000000), SpotMarketID: "btc:usd", LiquidationMarketID: "btc:usd", KeeperRewardPercentage: d("0.01"), CheckCollateralizationIndexCount: i(10), ConversionFactor: i(8), }, }, DebtParam: types.DebtParam{ Denom: "usdx", ReferenceAsset: "usd", ConversionFactor: i(6), DebtFloor: i(10000000), }, }, StartingCdpID: types.DefaultCdpStartingID, DebtDenom: types.DefaultDebtDenom, GovDenom: types.DefaultGovDenom, CDPs: cdps, Deposits: deposits, PreviousAccumulationTimes: types.GenesisAccumulationTimes{ types.NewGenesisAccumulationTime("btc-a", suite.genTime, sdk.OneDec()), types.NewGenesisAccumulationTime("xrp-a", suite.genTime, sdk.OneDec()), }, TotalPrincipals: genTotalPrincipals, } suite.NotPanics(func() { suite.app.InitializeFromGenesisStatesWithTime( suite.genTime, NewPricefeedGenStateMulti(suite.app.AppCodec()), app.GenesisState{types.ModuleName: suite.app.AppCodec().MustMarshalJSON(&cdpGenesis)}, ) }) // We run the BeginBlocker at time.Now() to accumulate interest suite.ctx = suite.ctx.WithBlockTime(time.Now()) cdp.BeginBlocker(suite.ctx, abci.RequestBeginBlock{}, suite.keeper) expectedGenesis := cdpGenesis // Update previous accrual times in expected genesis var expectedPrevAccTimes types.GenesisAccumulationTimes for _, prevAccTime := range cdpGenesis.PreviousAccumulationTimes { time, found := suite.keeper.GetPreviousAccrualTime(suite.ctx, prevAccTime.CollateralType) if !found { panic(fmt.Sprintf("couldn't find previous accrual time for %s", prevAccTime.CollateralType)) } prevAccTime.PreviousAccumulationTime = time interestFactor, found := suite.keeper.GetInterestFactor(suite.ctx, prevAccTime.CollateralType) if !found { panic(fmt.Sprintf("couldn't find interest factor for %s", prevAccTime.CollateralType)) } prevAccTime.InterestFactor = interestFactor expectedPrevAccTimes = append(expectedPrevAccTimes, prevAccTime) } expectedGenesis.PreviousAccumulationTimes = expectedPrevAccTimes // Update total principals var totalPrincipals types.GenesisTotalPrincipals for _, p := range expectedGenesis.TotalPrincipals { totalPrincipal := suite.keeper.GetTotalPrincipal(suite.ctx, p.CollateralType, "usdx") p.TotalPrincipal = totalPrincipal totalPrincipals = append(totalPrincipals, p) } expectedGenesis.TotalPrincipals = totalPrincipals // Update CDPs expectedGenesis.CDPs = suite.keeper.GetAllCdps(suite.ctx) exportedGenesis := cdp.ExportGenesis(suite.ctx, suite.keeper) // Sort TotalPrincipals in both genesis files so slice order matches sort.SliceStable(expectedGenesis.TotalPrincipals, func(i, j int) bool { return expectedGenesis.TotalPrincipals[i].CollateralType < expectedGenesis.TotalPrincipals[j].CollateralType }) sort.SliceStable(exportedGenesis.TotalPrincipals, func(i, j int) bool { return exportedGenesis.TotalPrincipals[i].CollateralType < exportedGenesis.TotalPrincipals[j].CollateralType }) // Sort PreviousAccumulationTimes in both genesis files so slice order matches sort.SliceStable(expectedGenesis.PreviousAccumulationTimes, func(i, j int) bool { return expectedGenesis.PreviousAccumulationTimes[i].CollateralType < expectedGenesis.PreviousAccumulationTimes[j].CollateralType }) sort.SliceStable(exportedGenesis.PreviousAccumulationTimes, func(i, j int) bool { return exportedGenesis.PreviousAccumulationTimes[i].CollateralType < exportedGenesis.PreviousAccumulationTimes[j].CollateralType }) suite.Equal(expectedGenesis, exportedGenesis) } func TestGenesisTestSuite(t *testing.T) { suite.Run(t, new(GenesisTestSuite)) }