0g-chain/x/cdp/integration_test.go
Kevin Davis d849d690e5
R4R: CDP types and methods (#275)
* wip: tpyes and keeper methods

* wip: iterators

* wip: types and keeper methods

* wip: add msgs

* wip: client methods

* wip: rebase develop

* wip: types tests

* wip: keeper tests, small fixes

* wip: add cdp tests

* wip: deposit tests

* wip: keeper tests

* wip: tests and module methods

* feat: error when fetching expired price

* feat: conversion factor for external assets

* feat: debt floor for new cdps

* feat: save deposits on export genesis

* feat: ensure messages implement msg

* feat: index deposits by status

* fix: stray comment

* wip: address review comments

* address review comments
2020-01-12 16:35:34 +01:00

257 lines
9.3 KiB
Go

package cdp_test
import (
"time"
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/pricefeed"
tmtime "github.com/tendermint/tendermint/types/time"
)
// Avoid cluttering test cases with long function names
func i(in int64) sdk.Int { return sdk.NewInt(in) }
func d(str string) sdk.Dec { return sdk.MustNewDecFromStr(str) }
func c(denom string, amount int64) sdk.Coin { return sdk.NewInt64Coin(denom, amount) }
func cs(coins ...sdk.Coin) sdk.Coins { return sdk.NewCoins(coins...) }
func NewPricefeedGenState(asset string, price sdk.Dec) app.GenesisState {
pfGenesis := pricefeed.GenesisState{
Params: pricefeed.Params{
Markets: []pricefeed.Market{
pricefeed.Market{MarketID: asset + ":usd", BaseAsset: asset, QuoteAsset: "usd", Oracles: pricefeed.Oracles{}, Active: true},
},
},
PostedPrices: []pricefeed.PostedPrice{
pricefeed.PostedPrice{
MarketID: asset + ":usd",
OracleAddress: sdk.AccAddress{},
Price: price,
Expiry: time.Now().Add(1 * time.Hour),
},
},
}
return app.GenesisState{pricefeed.ModuleName: pricefeed.ModuleCdc.MustMarshalJSON(pfGenesis)}
}
func NewCDPGenState(asset string, liquidationRatio sdk.Dec) app.GenesisState {
cdpGenesis := cdp.GenesisState{
Params: cdp.Params{
GlobalDebtLimit: sdk.NewCoins(sdk.NewInt64Coin("usdx", 1000000000000)),
CollateralParams: cdp.CollateralParams{
{
Denom: asset,
LiquidationRatio: liquidationRatio,
DebtLimit: sdk.NewCoins(sdk.NewInt64Coin("usdx", 1000000000000)),
StabilityFee: sdk.MustNewDecFromStr("1.000000001547125958"), // %5 apr
Prefix: 0x20,
ConversionFactor: i(6),
MarketID: asset + ":usd",
},
},
DebtParams: cdp.DebtParams{
{
Denom: "usdx",
ReferenceAsset: "usd",
DebtLimit: sdk.NewCoins(sdk.NewInt64Coin("usdx", 1000000000000)),
ConversionFactor: i(6),
DebtFloor: i(10000000),
},
},
},
StartingCdpID: cdp.DefaultCdpStartingID,
DebtDenom: cdp.DefaultDebtDenom,
CDPs: cdp.CDPs{},
PreviousBlockTime: cdp.DefaultPreviousBlockTime,
}
return app.GenesisState{cdp.ModuleName: cdp.ModuleCdc.MustMarshalJSON(cdpGenesis)}
}
func NewPricefeedGenStateMulti() app.GenesisState {
pfGenesis := pricefeed.GenesisState{
Params: pricefeed.Params{
Markets: []pricefeed.Market{
pricefeed.Market{MarketID: "btc:usd", BaseAsset: "btc", QuoteAsset: "usd", Oracles: pricefeed.Oracles{}, Active: true},
pricefeed.Market{MarketID: "xrp:usd", BaseAsset: "xrp", QuoteAsset: "usd", Oracles: pricefeed.Oracles{}, Active: true},
},
},
PostedPrices: []pricefeed.PostedPrice{
pricefeed.PostedPrice{
MarketID: "btc:usd",
OracleAddress: sdk.AccAddress{},
Price: sdk.MustNewDecFromStr("8000.00"),
Expiry: time.Now().Add(1 * time.Hour),
},
pricefeed.PostedPrice{
MarketID: "xrp:usd",
OracleAddress: sdk.AccAddress{},
Price: sdk.MustNewDecFromStr("0.25"),
Expiry: time.Now().Add(1 * time.Hour),
},
},
}
return app.GenesisState{pricefeed.ModuleName: pricefeed.ModuleCdc.MustMarshalJSON(pfGenesis)}
}
func NewCDPGenStateMulti() app.GenesisState {
cdpGenesis := cdp.GenesisState{
Params: cdp.Params{
GlobalDebtLimit: sdk.NewCoins(sdk.NewInt64Coin("usdx", 1000000000000), sdk.NewInt64Coin("susd", 1000000000000)),
CollateralParams: cdp.CollateralParams{
{
Denom: "xrp",
LiquidationRatio: sdk.MustNewDecFromStr("2.0"),
DebtLimit: sdk.NewCoins(sdk.NewInt64Coin("usdx", 500000000000), sdk.NewInt64Coin("susd", 500000000000)),
StabilityFee: sdk.MustNewDecFromStr("1.000000001547125958"), // %5 apr
Prefix: 0x20,
MarketID: "xrp:usd",
ConversionFactor: i(6),
},
{
Denom: "btc",
LiquidationRatio: sdk.MustNewDecFromStr("1.5"),
DebtLimit: sdk.NewCoins(sdk.NewInt64Coin("usdx", 500000000000), sdk.NewInt64Coin("susd", 500000000000)),
StabilityFee: sdk.MustNewDecFromStr("1.000000000782997609"), // %2.5 apr
Prefix: 0x21,
MarketID: "btc:usd",
ConversionFactor: i(8),
},
},
DebtParams: cdp.DebtParams{
{
Denom: "usdx",
ReferenceAsset: "usd",
DebtLimit: sdk.NewCoins(sdk.NewInt64Coin("usdx", 1000000000000)),
ConversionFactor: i(6),
DebtFloor: i(10000000),
},
{
Denom: "susd",
ReferenceAsset: "usd",
DebtLimit: sdk.NewCoins(sdk.NewInt64Coin("susd", 1000000000000)),
ConversionFactor: i(6),
DebtFloor: i(10000000),
},
},
},
StartingCdpID: cdp.DefaultCdpStartingID,
DebtDenom: cdp.DefaultDebtDenom,
CDPs: cdp.CDPs{},
PreviousBlockTime: cdp.DefaultPreviousBlockTime,
}
return app.GenesisState{cdp.ModuleName: cdp.ModuleCdc.MustMarshalJSON(cdpGenesis)}
}
func cdps() (cdps cdp.CDPs) {
_, addrs := app.GeneratePrivKeyAddressPairs(3)
c1 := cdp.NewCDP(uint64(1), addrs[0], sdk.NewCoins(sdk.NewCoin("xrp", sdk.NewInt(10000000))), sdk.NewCoins(sdk.NewCoin("usdx", sdk.NewInt(8000000))), tmtime.Canonical(time.Now()))
c2 := cdp.NewCDP(uint64(2), addrs[1], sdk.NewCoins(sdk.NewCoin("xrp", sdk.NewInt(100000000))), sdk.NewCoins(sdk.NewCoin("usdx", sdk.NewInt(10000000))), tmtime.Canonical(time.Now()))
c3 := cdp.NewCDP(uint64(3), addrs[1], sdk.NewCoins(sdk.NewCoin("btc", sdk.NewInt(1000000000))), sdk.NewCoins(sdk.NewCoin("usdx", sdk.NewInt(10000000))), tmtime.Canonical(time.Now()))
c4 := cdp.NewCDP(uint64(4), addrs[2], sdk.NewCoins(sdk.NewCoin("xrp", sdk.NewInt(1000000000))), sdk.NewCoins(sdk.NewCoin("usdx", sdk.NewInt(500000000))), tmtime.Canonical(time.Now()))
cdps = append(cdps, c1, c2, c3, c4)
return
}
type badGenState struct {
Genesis cdp.GenesisState
Reason string
}
func badGenStates() []badGenState {
g1 := baseGenState()
g1.Params.CollateralParams[0].Denom = "btc"
g2 := baseGenState()
g2.Params.CollateralParams[0].Prefix = 0x21
g3 := baseGenState()
g3.Params.CollateralParams[0].DebtLimit = sdk.NewCoins(sdk.NewInt64Coin("usdx", 500000000000), sdk.NewInt64Coin("lol", 500000000000))
g4 := baseGenState()
g4.Params.CollateralParams[0].DebtLimit = sdk.NewCoins(sdk.NewInt64Coin("usdx", 1000000000001))
g5 := baseGenState()
g5.Params.CollateralParams[0].DebtLimit = sdk.NewCoins(sdk.NewInt64Coin("usdx", 500000000001), sdk.NewInt64Coin("susd", 500000000000))
g6 := baseGenState()
g6.Params.DebtParams[0].Denom = "susd"
g7 := baseGenState()
g7.Params.DebtParams[0].DebtLimit = sdk.NewCoins(sdk.NewInt64Coin("usdx", 1000000000001))
g8 := baseGenState()
g8.Params.DebtParams = append(g8.Params.DebtParams, cdp.DebtParam{
Denom: "lol",
ReferenceAsset: "usd",
DebtLimit: sdk.NewCoins(sdk.NewInt64Coin("lol", 1000000000000)),
})
g9 := baseGenState()
g9.DebtDenom = ""
g10 := baseGenState()
g10.PreviousBlockTime = time.Time{}
return []badGenState{
badGenState{Genesis: g1, Reason: "duplicate collateral denom"},
badGenState{Genesis: g2, Reason: "duplicate collateral prefix"},
badGenState{Genesis: g3, Reason: "duplicate collateral prefix"},
badGenState{Genesis: g4, Reason: "single collateral exceeds debt limit"},
badGenState{Genesis: g5, Reason: "combined collateral exceeds debt limit"},
badGenState{Genesis: g6, Reason: "duplicate debt denom"},
badGenState{Genesis: g7, Reason: "debt limit exceeds global debt limit"},
badGenState{Genesis: g8, Reason: "debt param not found in global debt limit"},
badGenState{Genesis: g9, Reason: "debt denom not set"},
badGenState{Genesis: g10, Reason: "previous block time not set"},
}
}
func baseGenState() cdp.GenesisState {
return cdp.GenesisState{
Params: cdp.Params{
GlobalDebtLimit: sdk.NewCoins(sdk.NewInt64Coin("usdx", 1000000000000), sdk.NewInt64Coin("susd", 1000000000000)),
CollateralParams: cdp.CollateralParams{
{
Denom: "xrp",
LiquidationRatio: sdk.MustNewDecFromStr("2.0"),
DebtLimit: sdk.NewCoins(sdk.NewInt64Coin("usdx", 500000000000), sdk.NewInt64Coin("susd", 500000000000)),
StabilityFee: sdk.MustNewDecFromStr("1.000000001547125958"), // %5 apr
Prefix: 0x20,
MarketID: "xrp:usd",
ConversionFactor: i(6),
},
{
Denom: "btc",
LiquidationRatio: sdk.MustNewDecFromStr("1.5"),
DebtLimit: sdk.NewCoins(sdk.NewInt64Coin("usdx", 500000000000), sdk.NewInt64Coin("susd", 500000000000)),
StabilityFee: sdk.MustNewDecFromStr("1.000000000782997609"), // %2.5 apr
Prefix: 0x21,
MarketID: "btc:usd",
ConversionFactor: i(8),
},
},
DebtParams: cdp.DebtParams{
{
Denom: "usdx",
ReferenceAsset: "usd",
DebtLimit: sdk.NewCoins(sdk.NewInt64Coin("usdx", 1000000000000)),
ConversionFactor: i(6),
DebtFloor: i(10000000),
},
{
Denom: "susd",
ReferenceAsset: "usd",
DebtLimit: sdk.NewCoins(sdk.NewInt64Coin("susd", 1000000000000)),
ConversionFactor: i(6),
DebtFloor: i(10000000),
},
},
},
StartingCdpID: cdp.DefaultCdpStartingID,
DebtDenom: cdp.DefaultDebtDenom,
CDPs: cdp.CDPs{},
PreviousBlockTime: cdp.DefaultPreviousBlockTime,
}
}