0g-chain/x/cdp/keeper/deposit_test.go
Kevin Davis 58deb49e55
Fix withdraw panic (#315)
* fix: remove redundant debt limit param

* wip: test pricefeed genesis

* fix: pricefeed querier

* fix: comments, naming

* fix: query path

* fix: store methods

* fix: query methods

* feat: Liquidation Penalty

* feat: enforce debt floor on repayment

* fix: don't panic if withdrawing full amount

* fix: remove debt from liquidation penalty
2020-01-22 16:56:30 +00:00

125 lines
4.7 KiB
Go

package keeper_test
import (
"testing"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/kava-labs/kava/app"
"github.com/kava-labs/kava/x/cdp/keeper"
"github.com/kava-labs/kava/x/cdp/types"
"github.com/stretchr/testify/suite"
abci "github.com/tendermint/tendermint/abci/types"
tmtime "github.com/tendermint/tendermint/types/time"
)
type DepositTestSuite struct {
suite.Suite
keeper keeper.Keeper
app app.TestApp
ctx sdk.Context
addrs []sdk.AccAddress
}
func (suite *DepositTestSuite) SetupTest() {
tApp := app.NewTestApp()
ctx := tApp.NewContext(true, abci.Header{Height: 1, Time: tmtime.Now()})
_, addrs := app.GeneratePrivKeyAddressPairs(10)
authGS := app.NewAuthGenState(
addrs[0:2],
[]sdk.Coins{
cs(c("xrp", 500000000), c("btc", 500000000)),
cs(c("xrp", 200000000))})
tApp.InitializeFromGenesisStates(
authGS,
NewPricefeedGenStateMulti(),
NewCDPGenStateMulti(),
)
keeper := tApp.GetCDPKeeper()
suite.app = tApp
suite.keeper = keeper
suite.ctx = ctx
suite.addrs = addrs
err := suite.keeper.AddCdp(suite.ctx, addrs[0], cs(c("xrp", 400000000)), cs(c("usdx", 10000000)))
suite.NoError(err)
}
func (suite *DepositTestSuite) TestGetSetDeposit() {
d, found := suite.keeper.GetDeposit(suite.ctx, uint64(1), suite.addrs[0])
suite.True(found)
td := types.NewDeposit(uint64(1), suite.addrs[0], cs(c("xrp", 400000000)))
suite.True(d.Equals(td))
ds := suite.keeper.GetDeposits(suite.ctx, uint64(1))
suite.Equal(1, len(ds))
suite.True(ds[0].Equals(td))
suite.keeper.DeleteDeposit(suite.ctx, uint64(1), suite.addrs[0])
_, found = suite.keeper.GetDeposit(suite.ctx, uint64(1), suite.addrs[0])
suite.False(found)
ds = suite.keeper.GetDeposits(suite.ctx, uint64(1))
suite.Equal(0, len(ds))
}
func (suite *DepositTestSuite) TestDepositCollateral() {
err := suite.keeper.DepositCollateral(suite.ctx, suite.addrs[0], suite.addrs[0], cs(c("xrp", 10000000)))
suite.NoError(err)
d, found := suite.keeper.GetDeposit(suite.ctx, uint64(1), suite.addrs[0])
suite.True(found)
td := types.NewDeposit(uint64(1), suite.addrs[0], cs(c("xrp", 410000000)))
suite.True(d.Equals(td))
ds := suite.keeper.GetDeposits(suite.ctx, uint64(1))
suite.Equal(1, len(ds))
suite.True(ds[0].Equals(td))
cd, _ := suite.keeper.GetCDP(suite.ctx, "xrp", uint64(1))
suite.Equal(cs(c("xrp", 410000000)), cd.Collateral)
ak := suite.app.GetAccountKeeper()
acc := ak.GetAccount(suite.ctx, suite.addrs[0])
suite.Equal(i(90000000), acc.GetCoins().AmountOf("xrp"))
err = suite.keeper.DepositCollateral(suite.ctx, suite.addrs[0], suite.addrs[0], cs(c("btc", 1)))
suite.Equal(types.CodeCdpNotFound, err.Result().Code)
err = suite.keeper.DepositCollateral(suite.ctx, suite.addrs[1], suite.addrs[0], cs(c("xrp", 1)))
suite.Equal(types.CodeCdpNotFound, err.Result().Code)
err = suite.keeper.DepositCollateral(suite.ctx, suite.addrs[0], suite.addrs[1], cs(c("xrp", 10000000)))
suite.NoError(err)
d, found = suite.keeper.GetDeposit(suite.ctx, uint64(1), suite.addrs[1])
suite.True(found)
td = types.NewDeposit(uint64(1), suite.addrs[1], cs(c("xrp", 10000000)))
suite.True(d.Equals(td))
ds = suite.keeper.GetDeposits(suite.ctx, uint64(1))
suite.Equal(2, len(ds))
suite.True(ds[1].Equals(td))
}
func (suite *DepositTestSuite) TestWithdrawCollateral() {
err := suite.keeper.WithdrawCollateral(suite.ctx, suite.addrs[0], suite.addrs[0], cs(c("xrp", 400000000)))
suite.Equal(types.CodeInvalidCollateralRatio, err.Result().Code)
err = suite.keeper.WithdrawCollateral(suite.ctx, suite.addrs[0], suite.addrs[0], cs(c("xrp", 321000000)))
suite.Equal(types.CodeInvalidCollateralRatio, err.Result().Code)
err = suite.keeper.WithdrawCollateral(suite.ctx, suite.addrs[1], suite.addrs[0], cs(c("xrp", 10000000)))
suite.Equal(types.CodeCdpNotFound, err.Result().Code)
cd, _ := suite.keeper.GetCDP(suite.ctx, "xrp", uint64(1))
cd.AccumulatedFees = cs(c("usdx", 1))
suite.keeper.SetCDP(suite.ctx, cd)
err = suite.keeper.WithdrawCollateral(suite.ctx, suite.addrs[0], suite.addrs[0], cs(c("xrp", 320000000)))
suite.Equal(types.CodeInvalidCollateralRatio, err.Result().Code)
err = suite.keeper.WithdrawCollateral(suite.ctx, suite.addrs[0], suite.addrs[0], cs(c("xrp", 10000000)))
suite.NoError(err)
dep, _ := suite.keeper.GetDeposit(suite.ctx, uint64(1), suite.addrs[0])
td := types.NewDeposit(uint64(1), suite.addrs[0], cs(c("xrp", 390000000)))
suite.True(dep.Equals(td))
ak := suite.app.GetAccountKeeper()
acc := ak.GetAccount(suite.ctx, suite.addrs[0])
suite.Equal(i(110000000), acc.GetCoins().AmountOf("xrp"))
err = suite.keeper.WithdrawCollateral(suite.ctx, suite.addrs[0], suite.addrs[1], cs(c("xrp", 10000000)))
suite.Equal(types.CodeDepositNotFound, err.Result().Code)
}
func TestDepositTestSuite(t *testing.T) {
suite.Run(t, new(DepositTestSuite))
}