package keeper_test import ( "errors" "testing" "time" "github.com/stretchr/testify/suite" sdkmath "cosmossdk.io/math" sdk "github.com/cosmos/cosmos-sdk/types" tmproto "github.com/tendermint/tendermint/proto/tendermint/types" tmtime "github.com/tendermint/tendermint/types/time" "github.com/kava-labs/kava/app" "github.com/kava-labs/kava/x/cdp/keeper" "github.com/kava-labs/kava/x/cdp/types" ) type CdpTestSuite struct { suite.Suite keeper keeper.Keeper app app.TestApp ctx sdk.Context } func (suite *CdpTestSuite) SetupTest() { tApp := app.NewTestApp() ctx := tApp.NewContext(true, tmproto.Header{Height: 1, Time: tmtime.Now()}) tApp.InitializeFromGenesisStates( NewPricefeedGenStateMulti(tApp.AppCodec()), NewCDPGenStateMulti(tApp.AppCodec()), ) keeper := tApp.GetCDPKeeper() suite.app = tApp suite.ctx = ctx suite.keeper = keeper } func (suite *CdpTestSuite) TestAddCdp() { _, addrs := app.GeneratePrivKeyAddressPairs(2) ak := suite.app.GetAccountKeeper() acc := ak.NewAccountWithAddress(suite.ctx, addrs[0]) err := suite.app.FundAccount(suite.ctx, acc.GetAddress(), cs(c("xrp", 200000000), c("btc", 500000000))) suite.Require().NoError(err) ak.SetAccount(suite.ctx, acc) err = suite.keeper.AddCdp(suite.ctx, addrs[0], c("xrp", 200000000), c("usdx", 10000000), "btc-a") suite.Require().True(errors.Is(err, types.ErrInvalidCollateral)) err = suite.keeper.AddCdp(suite.ctx, addrs[0], c("xrp", 200000000), c("usdx", 26000000), "xrp-a") suite.Require().True(errors.Is(err, types.ErrInvalidCollateralRatio)) err = suite.keeper.AddCdp(suite.ctx, addrs[0], c("xrp", 500000000), c("usdx", 26000000), "xrp-a") suite.Error(err) // insufficient balance err = suite.keeper.AddCdp(suite.ctx, addrs[0], c("xrp", 200000000), c("xusd", 10000000), "xrp-a") suite.Require().True(errors.Is(err, types.ErrDebtNotSupported)) acc2 := ak.NewAccountWithAddress(suite.ctx, addrs[1]) err = suite.app.FundAccount(suite.ctx, acc2.GetAddress(), cs(c("btc", 500000000000))) suite.Require().NoError(err) ak.SetAccount(suite.ctx, acc2) err = suite.keeper.AddCdp(suite.ctx, addrs[1], c("btc", 500000000000), c("usdx", 500000000001), "btc-a") suite.Require().True(errors.Is(err, types.ErrExceedsDebtLimit)) ctx := suite.ctx.WithBlockTime(suite.ctx.BlockTime().Add(time.Hour * 2)) pk := suite.app.GetPriceFeedKeeper() err = pk.SetCurrentPrices(ctx, "xrp:usd") suite.Error(err) ok := suite.keeper.UpdatePricefeedStatus(ctx, "xrp:usd") suite.False(ok) err = suite.keeper.AddCdp(ctx, addrs[0], c("xrp", 100000000), c("usdx", 10000000), "xrp-a") suite.Require().True(errors.Is(err, types.ErrPricefeedDown)) err = pk.SetCurrentPrices(suite.ctx, "xrp:usd") ok = suite.keeper.UpdatePricefeedStatus(suite.ctx, "xrp:usd") suite.True(ok) suite.NoError(err) err = suite.keeper.AddCdp(suite.ctx, addrs[0], c("xrp", 100000000), c("usdx", 10000000), "xrp-a") suite.NoError(err) id := suite.keeper.GetNextCdpID(suite.ctx) suite.Equal(uint64(2), id) tp := suite.keeper.GetTotalPrincipal(suite.ctx, "xrp-a", "usdx") suite.Equal(i(10000000), tp) bk := suite.app.GetBankKeeper() macc := ak.GetModuleAccount(suite.ctx, types.ModuleName) suite.Equal(cs(c("debt", 10000000), c("xrp", 100000000)), bk.GetAllBalances(suite.ctx, macc.GetAddress())) acc = ak.GetAccount(suite.ctx, addrs[0]) suite.Equal(cs(c("usdx", 10000000), c("xrp", 100000000), c("btc", 500000000)), bk.GetAllBalances(suite.ctx, acc.GetAddress())) err = suite.keeper.AddCdp(suite.ctx, addrs[0], c("btc", 500000000), c("usdx", 26667000000), "btc-a") suite.Require().True(errors.Is(err, types.ErrInvalidCollateralRatio)) err = suite.keeper.AddCdp(suite.ctx, addrs[0], c("btc", 500000000), c("usdx", 100000000), "btc-a") suite.NoError(err) id = suite.keeper.GetNextCdpID(suite.ctx) suite.Equal(uint64(3), id) tp = suite.keeper.GetTotalPrincipal(suite.ctx, "btc-a", "usdx") suite.Equal(i(100000000), tp) macc = ak.GetModuleAccount(suite.ctx, types.ModuleName) suite.Equal(cs(c("debt", 110000000), c("xrp", 100000000), c("btc", 500000000)), bk.GetAllBalances(suite.ctx, macc.GetAddress())) acc = ak.GetAccount(suite.ctx, addrs[0]) suite.Equal(cs(c("usdx", 110000000), c("xrp", 100000000)), bk.GetAllBalances(suite.ctx, acc.GetAddress())) err = suite.keeper.AddCdp(suite.ctx, addrs[0], c("lol", 100), c("usdx", 10), "lol-a") suite.Require().True(errors.Is(err, types.ErrCollateralNotSupported)) err = suite.keeper.AddCdp(suite.ctx, addrs[0], c("xrp", 100), c("usdx", 10), "xrp-a") suite.Require().True(errors.Is(err, types.ErrCdpAlreadyExists)) } func (suite *CdpTestSuite) TestGetCollateral() { _, found := suite.keeper.GetCollateral(suite.ctx, "lol-a") suite.False(found) _, found = suite.keeper.GetCollateral(suite.ctx, "xrp-a") suite.True(found) } func (suite *CdpTestSuite) TestGetDebtDenom() { suite.Panics(func() { suite.keeper.SetDebtDenom(suite.ctx, "") }) t := suite.keeper.GetDebtDenom(suite.ctx) suite.Equal("debt", t) suite.keeper.SetDebtDenom(suite.ctx, "lol") t = suite.keeper.GetDebtDenom(suite.ctx) suite.Equal("lol", t) } func (suite *CdpTestSuite) TestGetNextCdpID() { id := suite.keeper.GetNextCdpID(suite.ctx) suite.Equal(types.DefaultCdpStartingID, id) } func (suite *CdpTestSuite) TestGetSetCdp() { _, addrs := app.GeneratePrivKeyAddressPairs(1) cdp := types.NewCDP(types.DefaultCdpStartingID, addrs[0], c("xrp", 1), "xrp-a", c("usdx", 1), tmtime.Canonical(time.Now()), sdk.OneDec()) err := suite.keeper.SetCDP(suite.ctx, cdp) suite.NoError(err) t, found := suite.keeper.GetCDP(suite.ctx, "xrp-a", types.DefaultCdpStartingID) suite.True(found) suite.Equal(cdp, t) _, found = suite.keeper.GetCDP(suite.ctx, "xrp-a", uint64(2)) suite.False(found) suite.NoError(suite.keeper.DeleteCDP(suite.ctx, cdp)) _, found = suite.keeper.GetCDP(suite.ctx, "btc-a", types.DefaultCdpStartingID) suite.False(found) } func (suite *CdpTestSuite) TestGetSetCdpId() { _, addrs := app.GeneratePrivKeyAddressPairs(2) cdp := types.NewCDP(types.DefaultCdpStartingID, addrs[0], c("xrp", 1), "xrp-a", c("usdx", 1), tmtime.Canonical(time.Now()), sdk.OneDec()) err := suite.keeper.SetCDP(suite.ctx, cdp) suite.NoError(err) suite.keeper.IndexCdpByOwner(suite.ctx, cdp) id, found := suite.keeper.GetCdpID(suite.ctx, addrs[0], "xrp-a") suite.True(found) suite.Equal(types.DefaultCdpStartingID, id) _, found = suite.keeper.GetCdpID(suite.ctx, addrs[0], "lol-a") suite.False(found) _, found = suite.keeper.GetCdpID(suite.ctx, addrs[1], "xrp-a") suite.False(found) } func (suite *CdpTestSuite) TestGetSetCdpByOwnerAndCollateralType() { _, addrs := app.GeneratePrivKeyAddressPairs(2) cdp := types.NewCDP(types.DefaultCdpStartingID, addrs[0], c("xrp", 1), "xrp-a", c("usdx", 1), tmtime.Canonical(time.Now()), sdk.OneDec()) err := suite.keeper.SetCDP(suite.ctx, cdp) suite.NoError(err) suite.keeper.IndexCdpByOwner(suite.ctx, cdp) t, found := suite.keeper.GetCdpByOwnerAndCollateralType(suite.ctx, addrs[0], "xrp-a") suite.True(found) suite.Equal(cdp, t) _, found = suite.keeper.GetCdpByOwnerAndCollateralType(suite.ctx, addrs[0], "lol-a") suite.False(found) _, found = suite.keeper.GetCdpByOwnerAndCollateralType(suite.ctx, addrs[1], "xrp-a") suite.False(found) suite.NotPanics(func() { suite.keeper.IndexCdpByOwner(suite.ctx, cdp) }) } func (suite *CdpTestSuite) TestCalculateCollateralToDebtRatio() { _, addrs := app.GeneratePrivKeyAddressPairs(1) cdp := types.NewCDP(types.DefaultCdpStartingID, addrs[0], c("xrp", 3), "xrp-a", c("usdx", 1), tmtime.Canonical(time.Now()), sdk.OneDec()) cr := suite.keeper.CalculateCollateralToDebtRatio(suite.ctx, cdp.Collateral, cdp.Type, cdp.Principal) suite.Equal(sdk.MustNewDecFromStr("3.0"), cr) cdp = types.NewCDP(types.DefaultCdpStartingID, addrs[0], c("xrp", 1), "xrp-a", c("usdx", 2), tmtime.Canonical(time.Now()), sdk.OneDec()) cr = suite.keeper.CalculateCollateralToDebtRatio(suite.ctx, cdp.Collateral, cdp.Type, cdp.Principal) suite.Equal(sdk.MustNewDecFromStr("0.5"), cr) } func (suite *CdpTestSuite) TestSetCdpByCollateralRatio() { _, addrs := app.GeneratePrivKeyAddressPairs(1) cdp := types.NewCDP(types.DefaultCdpStartingID, addrs[0], c("xrp", 3), "xrp-a", c("usdx", 1), tmtime.Canonical(time.Now()), sdk.OneDec()) cr := suite.keeper.CalculateCollateralToDebtRatio(suite.ctx, cdp.Collateral, cdp.Type, cdp.Principal) suite.NotPanics(func() { suite.keeper.IndexCdpByCollateralRatio(suite.ctx, cdp.Type, cdp.ID, cr) }) } func (suite *CdpTestSuite) TestIterateCdps() { cdps := cdps() for _, c := range cdps { err := suite.keeper.SetCDP(suite.ctx, c) suite.NoError(err) suite.keeper.IndexCdpByOwner(suite.ctx, c) cr := suite.keeper.CalculateCollateralToDebtRatio(suite.ctx, c.Collateral, c.Type, c.Principal) suite.keeper.IndexCdpByCollateralRatio(suite.ctx, c.Type, c.ID, cr) } t := suite.keeper.GetAllCdps(suite.ctx) suite.Equal(4, len(t)) } func (suite *CdpTestSuite) TestIterateCdpsByCollateralType() { cdps := cdps() for _, c := range cdps { err := suite.keeper.SetCDP(suite.ctx, c) suite.NoError(err) suite.keeper.IndexCdpByOwner(suite.ctx, c) cr := suite.keeper.CalculateCollateralToDebtRatio(suite.ctx, c.Collateral, c.Type, c.Principal) suite.keeper.IndexCdpByCollateralRatio(suite.ctx, c.Type, c.ID, cr) } xrpCdps := suite.keeper.GetAllCdpsByCollateralType(suite.ctx, "xrp-a") suite.Equal(3, len(xrpCdps)) btcCdps := suite.keeper.GetAllCdpsByCollateralType(suite.ctx, "btc-a") suite.Equal(1, len(btcCdps)) suite.NoError(suite.keeper.DeleteCDP(suite.ctx, cdps[0])) suite.keeper.RemoveCdpOwnerIndex(suite.ctx, cdps[0]) xrpCdps = suite.keeper.GetAllCdpsByCollateralType(suite.ctx, "xrp-a") suite.Equal(2, len(xrpCdps)) suite.NoError(suite.keeper.DeleteCDP(suite.ctx, cdps[1])) suite.keeper.RemoveCdpOwnerIndex(suite.ctx, cdps[1]) ids, found := suite.keeper.GetCdpIdsByOwner(suite.ctx, cdps[1].Owner) suite.True(found) suite.Equal(1, len(ids)) suite.Equal(uint64(3), ids[0]) } func (suite *CdpTestSuite) TestIterateCdpsByCollateralRatio() { cdps := cdps() for _, c := range cdps { err := suite.keeper.SetCDP(suite.ctx, c) suite.NoError(err) suite.keeper.IndexCdpByOwner(suite.ctx, c) cr := suite.keeper.CalculateCollateralToDebtRatio(suite.ctx, c.Collateral, c.Type, c.Principal) suite.keeper.IndexCdpByCollateralRatio(suite.ctx, c.Type, c.ID, cr) } xrpCdps := suite.keeper.GetAllCdpsByCollateralTypeAndRatio(suite.ctx, "xrp-a", d("1.25")) suite.Equal(0, len(xrpCdps)) xrpCdps = suite.keeper.GetAllCdpsByCollateralTypeAndRatio(suite.ctx, "xrp-a", d("1.25").Add(sdk.SmallestDec())) suite.Equal(1, len(xrpCdps)) xrpCdps = suite.keeper.GetAllCdpsByCollateralTypeAndRatio(suite.ctx, "xrp-a", d("2.0").Add(sdk.SmallestDec())) suite.Equal(2, len(xrpCdps)) xrpCdps = suite.keeper.GetAllCdpsByCollateralTypeAndRatio(suite.ctx, "xrp-a", d("100.0").Add(sdk.SmallestDec())) suite.Equal(3, len(xrpCdps)) suite.NoError(suite.keeper.DeleteCDP(suite.ctx, cdps[0])) suite.keeper.RemoveCdpOwnerIndex(suite.ctx, cdps[0]) cr := suite.keeper.CalculateCollateralToDebtRatio(suite.ctx, cdps[0].Collateral, cdps[0].Type, cdps[0].Principal) suite.keeper.RemoveCdpCollateralRatioIndex(suite.ctx, cdps[0].Type, cdps[0].ID, cr) xrpCdps = suite.keeper.GetAllCdpsByCollateralTypeAndRatio(suite.ctx, "xrp-a", d("2.0").Add(sdk.SmallestDec())) suite.Equal(1, len(xrpCdps)) } func (suite *CdpTestSuite) TestValidateCollateral() { c := sdk.NewCoin("xrp", sdkmath.NewInt(1)) err := suite.keeper.ValidateCollateral(suite.ctx, c, "xrp-a") suite.NoError(err) c = sdk.NewCoin("lol", sdkmath.NewInt(1)) err = suite.keeper.ValidateCollateral(suite.ctx, c, "lol-a") suite.Require().True(errors.Is(err, types.ErrCollateralNotSupported)) } func (suite *CdpTestSuite) TestValidatePrincipal() { d := sdk.NewCoin("usdx", sdkmath.NewInt(10000000)) err := suite.keeper.ValidatePrincipalAdd(suite.ctx, d) suite.NoError(err) d = sdk.NewCoin("xusd", sdkmath.NewInt(1)) err = suite.keeper.ValidatePrincipalAdd(suite.ctx, d) suite.Require().True(errors.Is(err, types.ErrDebtNotSupported)) d = sdk.NewCoin("usdx", sdkmath.NewInt(1000000000001)) err = suite.keeper.ValidateDebtLimit(suite.ctx, "xrp-a", d) suite.Require().True(errors.Is(err, types.ErrExceedsDebtLimit)) d = sdk.NewCoin("usdx", sdkmath.NewInt(100000000)) err = suite.keeper.ValidateDebtLimit(suite.ctx, "xrp-a", d) suite.NoError(err) } func (suite *CdpTestSuite) TestCalculateCollateralizationRatio() { c := cdps()[1] err := suite.keeper.SetCDP(suite.ctx, c) suite.NoError(err) suite.keeper.IndexCdpByOwner(suite.ctx, c) cr := suite.keeper.CalculateCollateralToDebtRatio(suite.ctx, c.Collateral, c.Type, c.Principal) suite.keeper.IndexCdpByCollateralRatio(suite.ctx, c.Type, c.ID, cr) cr, err = suite.keeper.CalculateCollateralizationRatio(suite.ctx, c.Collateral, c.Type, c.Principal, c.AccumulatedFees, "spot") suite.NoError(err) suite.Equal(d("2.5"), cr) c.AccumulatedFees = sdk.NewCoin("usdx", i(10000000)) cr, err = suite.keeper.CalculateCollateralizationRatio(suite.ctx, c.Collateral, c.Type, c.Principal, c.AccumulatedFees, "spot") suite.NoError(err) suite.Equal(d("1.25"), cr) } func (suite *CdpTestSuite) TestMintBurnDebtCoins() { cd := cdps()[1] err := suite.keeper.MintDebtCoins(suite.ctx, types.ModuleName, suite.keeper.GetDebtDenom(suite.ctx), cd.Principal) suite.NoError(err) suite.Require().Panics(func() { _ = suite.keeper.MintDebtCoins(suite.ctx, "notamodule", suite.keeper.GetDebtDenom(suite.ctx), cd.Principal) }) ak := suite.app.GetAccountKeeper() bk := suite.app.GetBankKeeper() acc := ak.GetModuleAccount(suite.ctx, types.ModuleName) suite.Equal(cs(c("debt", 10000000)), bk.GetAllBalances(suite.ctx, acc.GetAddress())) err = suite.keeper.BurnDebtCoins(suite.ctx, types.ModuleName, suite.keeper.GetDebtDenom(suite.ctx), cd.Principal) suite.NoError(err) suite.Require().Panics(func() { _ = suite.keeper.BurnDebtCoins(suite.ctx, "notamodule", suite.keeper.GetDebtDenom(suite.ctx), cd.Principal) }) acc = ak.GetModuleAccount(suite.ctx, types.ModuleName) suite.Equal(sdk.Coins{}, bk.GetAllBalances(suite.ctx, acc.GetAddress())) } func (suite *CdpTestSuite) TestCdpOwnerIndex() { cdps := cdps() owner_1 := cdps[0].Owner owner_2 := cdps[1].Owner cdpIds_1, found := suite.keeper.GetCdpIdsByOwner(suite.ctx, owner_1) suite.Require().False(found) cdpIds_2, found := suite.keeper.GetCdpIdsByOwner(suite.ctx, owner_2) suite.Require().False(found) suite.Require().Equal(0, len(cdpIds_1)) suite.Require().Equal(0, len(cdpIds_2)) suite.keeper.IndexCdpByOwner(suite.ctx, cdps[2]) suite.keeper.IndexCdpByOwner(suite.ctx, cdps[1]) suite.keeper.IndexCdpByOwner(suite.ctx, cdps[0]) expectedCdpIds, found := suite.keeper.GetCdpIdsByOwner(suite.ctx, owner_1) suite.Require().True(found) suite.Require().Equal([]uint64{cdps[0].ID}, expectedCdpIds) expectedCdpIds, found = suite.keeper.GetCdpIdsByOwner(suite.ctx, owner_2) suite.Require().True(found) suite.Require().Equal([]uint64{cdps[1].ID, cdps[2].ID}, expectedCdpIds) suite.keeper.RemoveCdpOwnerIndex(suite.ctx, cdps[0]) expectedCdpIds, found = suite.keeper.GetCdpIdsByOwner(suite.ctx, owner_1) suite.Require().False(found) suite.Require().Equal([]uint64{}, expectedCdpIds) suite.keeper.RemoveCdpOwnerIndex(suite.ctx, cdps[1]) expectedCdpIds, found = suite.keeper.GetCdpIdsByOwner(suite.ctx, owner_2) suite.Require().True(found) suite.Require().Equal([]uint64{cdps[2].ID}, expectedCdpIds) suite.keeper.RemoveCdpOwnerIndex(suite.ctx, cdps[2]) expectedCdpIds, found = suite.keeper.GetCdpIdsByOwner(suite.ctx, owner_2) suite.Require().False(found) suite.Require().Equal([]uint64{}, expectedCdpIds) } func (suite *CdpTestSuite) TestMarketStatus() { suite.keeper.SetMarketStatus(suite.ctx, "ukava:usd", true) status := suite.keeper.GetMarketStatus(suite.ctx, "ukava:usd") suite.Require().True(status) suite.keeper.SetMarketStatus(suite.ctx, "ukava:usd", false) status = suite.keeper.GetMarketStatus(suite.ctx, "ukava:usd") suite.Require().False(status) suite.keeper.SetMarketStatus(suite.ctx, "ukava:usd", true) status = suite.keeper.GetMarketStatus(suite.ctx, "ukava:usd") suite.Require().True(status) status = suite.keeper.GetMarketStatus(suite.ctx, "unknown:usd") suite.Require().False(status) suite.keeper.SetMarketStatus(suite.ctx, "btc:usd", false) status = suite.keeper.GetMarketStatus(suite.ctx, "btc:usd") suite.Require().False(status) suite.keeper.SetMarketStatus(suite.ctx, "btc:usd", true) status = suite.keeper.GetMarketStatus(suite.ctx, "btc:usd") suite.Require().True(status) suite.keeper.SetMarketStatus(suite.ctx, "btc:usd", false) status = suite.keeper.GetMarketStatus(suite.ctx, "btc:usd") suite.Require().False(status) } func TestCdpTestSuite(t *testing.T) { suite.Run(t, new(CdpTestSuite)) }