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2029fbb2bf
0g-chain/x/hard/keeper/borrow_test.go
drklee3 f757d7ab15
feat: upgrade to Cosmos v0.46 (#1477) 
* Update cosmos-sdk to v0.45.10-kava

* Add RegisterNodeService to app

* Update cosmos proto files

* Update cosmos proto files

* Use tagged v0.45.10-kava-v0.19-0.21 cosmos version

* update x/auth/legacy to x/auth/migrations

* Delete rest packages and registration

* Remove rest from proposal handlers

* Remove legacy types referencing removed sdk types

* Remove legacy tx broadcast handler

* Update incentive staking hooks to return error

* Remove grpc replace directive, use new grpc version

* Fix storetypes import

* Update tally_handler with updated gov types

* Delete legacy types

* Use new gov default config

* Update RegisterTendermintService params

Signed-off-by: drklee3 <derrick@dlee.dev>

* Replace sdk.StoreKey with storetypes.StoreKey

* Replace sdk.Int#ToDec with sdk.NewDecFromInt

* Replace sdk.NewUintFromBigInt with sdkmath.NewUintFromBigInt

Signed-off-by: drklee3 <derrick@dlee.dev>

* Update most intances of govtypes to govv1beta1

* Unpack coin slice for Coins#Sub and Coins#SafeSub

Signed-off-by: drklee3 <derrick@dlee.dev>

* Update committee gov codec registration

Signed-off-by: drklee3 <derrick@dlee.dev>

* Update migrate utils period_vesting Coins#Sub

Signed-off-by: drklee3 <derrick@dlee.dev>

* Update Coin#Sub in community proposal handler

Signed-off-by: drklee3 <derrick@dlee.dev>

* Update Coin#Sub, FundModuleAccount/FundAccount in banktestutil

Signed-off-by: drklee3 <derrick@dlee.dev>

* Update community, earn, kavadist proposal gov registration

* Update evm cli client EthSecp256k1Type check

* AccAddressFromHex to AccAddressFromHexUnsafe

* Add mint DefaultInflationCalculationFn to earn test

* Update use of removed staking.NewHandler

* Rename FlagIAVLFastNode -> FlagDisableIAVLFastNode

* cmd: Update new snapshot app option

Signed-off-by: drklee3 <derrick@dlee.dev>

* cmd: Add tendermint default config, use cosmos rpc status command

Signed-off-by: drklee3 <derrick@dlee.dev>

* Update ethermint import path

github.com/tharsis/ethermint -> github.com/evmos/ethermint

* Upgrade ibc-go to v6

* Update proto dependencies

Signed-off-by: drklee3 <derrick@dlee.dev>

* Update Tally handler test with new gov types

* Update helpers.GenTx -> helpers.GenSignedMockTx

* Update evmkeeper.NewKeeper params

Signed-off-by: drklee3 <derrick@dlee.dev>

* Update ante authz, tests

* Add feemarket transient key, pass subspaces to evm/feemarket keepers

* Update new ante decorators

* Add new addModuleInitFlags to server commands

* Pass codec to keyring.New in genaccounts

* Pass codec to client keys add

* Add SendCoins to evmutil bank_keeper

* Use github.com/cosmos/iavl@v0.19.5

* Add ante HandlerOptions

* Add unimplemented SendCoins to evmutil bank keeper

Ethermint x/evm does not use this method

* Update init-new-chain script to disable post-london blocks

* Modify test genesis states to append 1 validator

* Update tally handler test to use string values

* Prevent querying balance for empty sdk.AccAddress in auction bidding test

* Set default bond denom to ukava

* Remove overwritten bank genesis total supply in committee proposal test

Signed-off-by: drklee3 <derrick@dlee.dev>

* Use ukava for testing staked balance

* Disable minting in community proposal handler test

Previously stake denom is used, which resulted in 0 minted coins

* Update hard APYToSPY test expected value

Increased iterations in sdk.ApproxRoot, updated closer to real value

* Fix NewDecCoinsFromCoins bug in incentive collectDerivativeStakingRewards

* Allow bkava earn incentive test values to match within small margin for rounding

Signed-off-by: drklee3 <derrick@dlee.dev>

* Update invalid denom in issuance message coin validation

Colons are now valid in denoms

Signed-off-by: drklee3 <derrick@dlee.dev>

* Remove genesis validator in incentive delegation tests

* Update pricefeed market test for invalid denom

Signed-off-by: drklee3 <derrick@dlee.dev>

* Update incentive delegator rewards test without genesis validator

Signed-off-by: drklee3 <derrick@dlee.dev>

* Add validator to export test

* Clear bank state in minting tests

Signed-off-by: drklee3 <derrick@dlee.dev>

* Remove validator for no stake tally test

Signed-off-by: drklee3 <derrick@dlee.dev>

* Clear incentive state before InitGenesis in incentive genesis export test

* Update swagger

Signed-off-by: drklee3 <derrick@dlee.dev>

* Update ethermint version to match replaced version

* Remove legacy swagger

* Add NewEthEmitEventDecorator

* Remove redundant func for AddModuleInitFlags

* Remove unused addBankBalanceForAddress func

* Add SetIAVLLazyLoading option to app cmd

* Use legacy.RegisterAminoMsg for committee msg concrete registration

* Remove unnecessary Amino field

* Add evm_util bankkeeper SendCoins comment

* Update test method ResetBankState to DeleteGenesisValidatorCoins to be more clear

* Validate incentive params.RewardsPerSecond to be non-zero

* Validate swap pools to disallow colons in token denoms

* Register all legacy amino types on gov modulecdc

* Remove redundant Comittee interface registration

* Pin goleveldb to v1.0.1-0.20210819022825-2ae1ddf74ef7

Causes failed to load state at height errors

* Update ethermint to new pinned version with minGasPrices parse error fix

* Update cosmos fork dependcy commit to include reverted account constructor patch

* Update Cosmos v0.46.11 and cometbft v0.34.27

* Bump minimum go version to 1.19

* Update tendermint proto

* Update internal testnet genesis

* Move NewCanTransferDecorator before NewEthGasConsumeDecorator

* Add hard borrow store tests (#1514)

* add store tests for Borrow type

* refactor Deposit tests to match

* Fix old bep3 tests (#1515)

* Update Ethermint to 1b17445 to fix duplicate proto registration

* Add custom status command to use snake_case and stdout

* Add SetInflation helper

* Reduce ambiguity with evm CanSignEthTx error

* Remove init genesis validator claim in test

* Add disabled evmante.NewMinGasPriceDecorator with x/feemarket note

* chore: use tagged versions for Cosmos and Ethermint forks

* update kvtool & increase wait for ibc transfer test

---------

Signed-off-by: drklee3 <derrick@dlee.dev>
Co-authored-by: Ruaridh <rhuairahrighairidh@users.noreply.github.com>
Co-authored-by: Robert Pirtle <astropirtle@gmail.com>
2023-04-03 20:08:45 -04:00

564 lines
26 KiB
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package keeper_test
import (
"strings"
"time"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/tendermint/tendermint/crypto"
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/hard"
"github.com/kava-labs/kava/x/hard/types"
pricefeedtypes "github.com/kava-labs/kava/x/pricefeed/types"
)
const (
USDX_CF = 1000000
KAVA_CF = 1000000
BTCB_CF = 100000000
BNB_CF = 100000000
BUSD_CF = 100000000
)
func (suite *KeeperTestSuite) TestBorrow() {
type args struct {
usdxBorrowLimit sdk.Dec
priceKAVA sdk.Dec
loanToValueKAVA sdk.Dec
priceBTCB sdk.Dec
loanToValueBTCB sdk.Dec
priceBNB sdk.Dec
loanToValueBNB sdk.Dec
borrower sdk.AccAddress
depositCoins []sdk.Coin
previousBorrowCoins sdk.Coins
borrowCoins sdk.Coins
expectedAccountBalance sdk.Coins
expectedModAccountBalance sdk.Coins
}
type errArgs struct {
expectPass bool
contains string
}
type borrowTest struct {
name string
args args
errArgs errArgs
}
testCases := []borrowTest{
{
"valid",
args{
usdxBorrowLimit: sdk.MustNewDecFromStr("100000000000"),
priceKAVA: sdk.MustNewDecFromStr("5.00"),
loanToValueKAVA: sdk.MustNewDecFromStr("0.6"),
priceBTCB: sdk.MustNewDecFromStr("0.00"),
loanToValueBTCB: sdk.MustNewDecFromStr("0.01"),
priceBNB: sdk.MustNewDecFromStr("0.00"),
loanToValueBNB: sdk.MustNewDecFromStr("0.01"),
borrower: sdk.AccAddress(crypto.AddressHash([]byte("test"))),
depositCoins: []sdk.Coin{sdk.NewCoin("ukava", sdk.NewInt(100*KAVA_CF))},
previousBorrowCoins: sdk.NewCoins(),
borrowCoins: sdk.NewCoins(sdk.NewCoin("ukava", sdk.NewInt(20*KAVA_CF))),
expectedAccountBalance: sdk.NewCoins(sdk.NewCoin("ukava", sdk.NewInt(20*KAVA_CF)), sdk.NewCoin("btcb", sdk.NewInt(100*BTCB_CF)), sdk.NewCoin("bnb", sdk.NewInt(100*BNB_CF)), sdk.NewCoin("xyz", sdk.NewInt(1))),
expectedModAccountBalance: sdk.NewCoins(sdk.NewCoin("ukava", sdk.NewInt(1080*KAVA_CF)), sdk.NewCoin("usdx", sdk.NewInt(200*USDX_CF)), sdk.NewCoin("busd", sdk.NewInt(100*BUSD_CF))),
},
errArgs{
expectPass: true,
contains: "",
},
},
{
"invalid: loan-to-value limited",
args{
usdxBorrowLimit: sdk.MustNewDecFromStr("100000000000"),
priceKAVA: sdk.MustNewDecFromStr("5.00"),
loanToValueKAVA: sdk.MustNewDecFromStr("0.6"),
priceBTCB: sdk.MustNewDecFromStr("0.00"),
loanToValueBTCB: sdk.MustNewDecFromStr("0.01"),
priceBNB: sdk.MustNewDecFromStr("0.00"),
loanToValueBNB: sdk.MustNewDecFromStr("0.01"),
borrower: sdk.AccAddress(crypto.AddressHash([]byte("test"))),
depositCoins: []sdk.Coin{sdk.NewCoin("ukava", sdk.NewInt(20*KAVA_CF))}, // 20 KAVA x $5.00 price = $100
borrowCoins: sdk.NewCoins(sdk.NewCoin("usdx", sdk.NewInt(61*USDX_CF))), // 61 USDX x $1 price = $61
expectedAccountBalance: sdk.NewCoins(),
expectedModAccountBalance: sdk.NewCoins(),
},
errArgs{
expectPass: false,
contains: "exceeds the allowable amount as determined by the collateralization ratio",
},
},
{
"valid: multiple deposits",
args{
usdxBorrowLimit: sdk.MustNewDecFromStr("100000000000"),
priceKAVA: sdk.MustNewDecFromStr("2.00"),
loanToValueKAVA: sdk.MustNewDecFromStr("0.80"),
priceBTCB: sdk.MustNewDecFromStr("10000.00"),
loanToValueBTCB: sdk.MustNewDecFromStr("0.10"),
priceBNB: sdk.MustNewDecFromStr("0.00"),
loanToValueBNB: sdk.MustNewDecFromStr("0.01"),
borrower: sdk.AccAddress(crypto.AddressHash([]byte("test"))),
depositCoins: sdk.NewCoins(sdk.NewCoin("ukava", sdk.NewInt(50*KAVA_CF)), sdk.NewCoin("btcb", sdk.NewInt(0.1*BTCB_CF))),
borrowCoins: sdk.NewCoins(sdk.NewCoin("usdx", sdk.NewInt(180*USDX_CF))),
expectedAccountBalance: sdk.NewCoins(sdk.NewCoin("ukava", sdk.NewInt(50*KAVA_CF)), sdk.NewCoin("btcb", sdk.NewInt(99.9*BTCB_CF)), sdk.NewCoin("usdx", sdk.NewInt(180*USDX_CF)), sdk.NewCoin("bnb", sdk.NewInt(100*BNB_CF)), sdk.NewCoin("xyz", sdk.NewInt(1))),
expectedModAccountBalance: sdk.NewCoins(sdk.NewCoin("ukava", sdk.NewInt(1050*KAVA_CF)), sdk.NewCoin("usdx", sdk.NewInt(20*USDX_CF)), sdk.NewCoin("btcb", sdk.NewInt(0.1*BTCB_CF)), sdk.NewCoin("busd", sdk.NewInt(100*BUSD_CF))),
},
errArgs{
expectPass: true,
contains: "",
},
},
{
"invalid: multiple deposits",
args{
usdxBorrowLimit: sdk.MustNewDecFromStr("100000000000"),
priceKAVA: sdk.MustNewDecFromStr("2.00"),
loanToValueKAVA: sdk.MustNewDecFromStr("0.80"),
priceBTCB: sdk.MustNewDecFromStr("10000.00"),
loanToValueBTCB: sdk.MustNewDecFromStr("0.10"),
priceBNB: sdk.MustNewDecFromStr("0.00"),
loanToValueBNB: sdk.MustNewDecFromStr("0.01"),
borrower: sdk.AccAddress(crypto.AddressHash([]byte("test"))),
depositCoins: sdk.NewCoins(sdk.NewCoin("ukava", sdk.NewInt(50*KAVA_CF)), sdk.NewCoin("btcb", sdk.NewInt(0.1*BTCB_CF))),
borrowCoins: sdk.NewCoins(sdk.NewCoin("usdx", sdk.NewInt(181*USDX_CF))),
expectedAccountBalance: sdk.NewCoins(),
expectedModAccountBalance: sdk.NewCoins(),
},
errArgs{
expectPass: false,
contains: "exceeds the allowable amount as determined by the collateralization ratio",
},
},
{
"valid: multiple previous borrows",
args{
usdxBorrowLimit: sdk.MustNewDecFromStr("100000000000"),
priceKAVA: sdk.MustNewDecFromStr("2.00"),
loanToValueKAVA: sdk.MustNewDecFromStr("0.8"),
priceBTCB: sdk.MustNewDecFromStr("0.00"),
loanToValueBTCB: sdk.MustNewDecFromStr("0.01"),
priceBNB: sdk.MustNewDecFromStr("5.00"),
loanToValueBNB: sdk.MustNewDecFromStr("0.8"),
borrower: sdk.AccAddress(crypto.AddressHash([]byte("test"))),
depositCoins: sdk.NewCoins(sdk.NewCoin("bnb", sdk.NewInt(30*BNB_CF)), sdk.NewCoin("ukava", sdk.NewInt(50*KAVA_CF))), // (50 KAVA x $2.00 price = $100) + (30 BNB x $5.00 price = $150) = $250
previousBorrowCoins: sdk.NewCoins(sdk.NewCoin("usdx", sdk.NewInt(99*USDX_CF)), sdk.NewCoin("busd", sdk.NewInt(100*BUSD_CF))),
borrowCoins: sdk.NewCoins(sdk.NewCoin("usdx", sdk.NewInt(1*USDX_CF))),
expectedAccountBalance: sdk.NewCoins(sdk.NewCoin("ukava", sdk.NewInt(50*KAVA_CF)), sdk.NewCoin("btcb", sdk.NewInt(100*BTCB_CF)), sdk.NewCoin("usdx", sdk.NewInt(100*USDX_CF)), sdk.NewCoin("busd", sdk.NewInt(100*BUSD_CF)), sdk.NewCoin("bnb", sdk.NewInt(70*BNB_CF)), sdk.NewCoin("xyz", sdk.NewInt(1))),
expectedModAccountBalance: sdk.NewCoins(sdk.NewCoin("ukava", sdk.NewInt(1050*KAVA_CF)), sdk.NewCoin("bnb", sdk.NewInt(30*BUSD_CF)), sdk.NewCoin("usdx", sdk.NewInt(100*USDX_CF))),
},
errArgs{
expectPass: true,
contains: "",
},
},
{
"invalid: over loan-to-value with multiple previous borrows",
args{
usdxBorrowLimit: sdk.MustNewDecFromStr("100000000000"),
priceKAVA: sdk.MustNewDecFromStr("2.00"),
loanToValueKAVA: sdk.MustNewDecFromStr("0.8"),
priceBTCB: sdk.MustNewDecFromStr("0.00"),
loanToValueBTCB: sdk.MustNewDecFromStr("0.01"),
priceBNB: sdk.MustNewDecFromStr("5.00"),
loanToValueBNB: sdk.MustNewDecFromStr("0.8"),
borrower: sdk.AccAddress(crypto.AddressHash([]byte("test"))),
depositCoins: sdk.NewCoins(sdk.NewCoin("bnb", sdk.NewInt(30*BNB_CF)), sdk.NewCoin("ukava", sdk.NewInt(50*KAVA_CF))), // (50 KAVA x $2.00 price = $100) + (30 BNB x $5.00 price = $150) = $250
previousBorrowCoins: sdk.NewCoins(sdk.NewCoin("usdx", sdk.NewInt(100*USDX_CF)), sdk.NewCoin("busd", sdk.NewInt(100*BUSD_CF))),
borrowCoins: sdk.NewCoins(sdk.NewCoin("usdx", sdk.NewInt(1*USDX_CF))),
expectedAccountBalance: sdk.NewCoins(),
expectedModAccountBalance: sdk.NewCoins(),
},
errArgs{
expectPass: false,
contains: "exceeds the allowable amount as determined by the collateralization ratio",
},
},
{
"invalid: no price for asset",
args{
usdxBorrowLimit: sdk.MustNewDecFromStr("100000000000"),
priceKAVA: sdk.MustNewDecFromStr("5.00"),
loanToValueKAVA: sdk.MustNewDecFromStr("0.6"),
priceBTCB: sdk.MustNewDecFromStr("0.00"),
loanToValueBTCB: sdk.MustNewDecFromStr("0.01"),
priceBNB: sdk.MustNewDecFromStr("0.00"),
loanToValueBNB: sdk.MustNewDecFromStr("0.01"),
borrower: sdk.AccAddress(crypto.AddressHash([]byte("test"))),
depositCoins: sdk.NewCoins(sdk.NewCoin("ukava", sdk.NewInt(100*KAVA_CF))),
previousBorrowCoins: sdk.NewCoins(),
borrowCoins: sdk.NewCoins(sdk.NewCoin("xyz", sdk.NewInt(1))),
expectedAccountBalance: sdk.NewCoins(sdk.NewCoin("ukava", sdk.NewInt(20*KAVA_CF)), sdk.NewCoin("btcb", sdk.NewInt(100*BTCB_CF)), sdk.NewCoin("bnb", sdk.NewInt(100*BNB_CF)), sdk.NewCoin("xyz", sdk.NewInt(1))),
expectedModAccountBalance: sdk.NewCoins(sdk.NewCoin("ukava", sdk.NewInt(1080*KAVA_CF)), sdk.NewCoin("usdx", sdk.NewInt(200*USDX_CF)), sdk.NewCoin("busd", sdk.NewInt(100*BUSD_CF))),
},
errArgs{
expectPass: false,
contains: "no price found for market",
},
},
{
"invalid: borrow exceed module account balance",
args{
usdxBorrowLimit: sdk.MustNewDecFromStr("100000000000"),
priceKAVA: sdk.MustNewDecFromStr("2.00"),
loanToValueKAVA: sdk.MustNewDecFromStr("0.8"),
priceBTCB: sdk.MustNewDecFromStr("0.00"),
loanToValueBTCB: sdk.MustNewDecFromStr("0.01"),
priceBNB: sdk.MustNewDecFromStr("0.00"),
loanToValueBNB: sdk.MustNewDecFromStr("0.01"),
borrower: sdk.AccAddress(crypto.AddressHash([]byte("test"))),
depositCoins: sdk.NewCoins(sdk.NewCoin("ukava", sdk.NewInt(100*KAVA_CF))),
previousBorrowCoins: sdk.NewCoins(),
borrowCoins: sdk.NewCoins(sdk.NewCoin("busd", sdk.NewInt(101*BUSD_CF))),
expectedAccountBalance: sdk.NewCoins(),
expectedModAccountBalance: sdk.NewCoins(),
},
errArgs{
expectPass: false,
contains: "exceeds borrowable module account balance",
},
},
{
"invalid: over global asset borrow limit",
args{
usdxBorrowLimit: sdk.MustNewDecFromStr("20000000"),
priceKAVA: sdk.MustNewDecFromStr("2.00"),
loanToValueKAVA: sdk.MustNewDecFromStr("0.8"),
priceBTCB: sdk.MustNewDecFromStr("0.00"),
loanToValueBTCB: sdk.MustNewDecFromStr("0.01"),
priceBNB: sdk.MustNewDecFromStr("0.00"),
loanToValueBNB: sdk.MustNewDecFromStr("0.01"),
borrower: sdk.AccAddress(crypto.AddressHash([]byte("test"))),
depositCoins: sdk.NewCoins(sdk.NewCoin("ukava", sdk.NewInt(50*KAVA_CF))),
previousBorrowCoins: sdk.NewCoins(),
borrowCoins: sdk.NewCoins(sdk.NewCoin("usdx", sdk.NewInt(25*USDX_CF))),
expectedAccountBalance: sdk.NewCoins(),
expectedModAccountBalance: sdk.NewCoins(),
},
errArgs{
expectPass: false,
contains: "fails global asset borrow limit validation",
},
},
{
"invalid: borrowing an individual coin type results in a borrow that's under the minimum USD borrow limit",
args{
usdxBorrowLimit: sdk.MustNewDecFromStr("20000000"),
priceKAVA: sdk.MustNewDecFromStr("2.00"),
loanToValueKAVA: sdk.MustNewDecFromStr("0.8"),
priceBTCB: sdk.MustNewDecFromStr("0.00"),
loanToValueBTCB: sdk.MustNewDecFromStr("0.01"),
priceBNB: sdk.MustNewDecFromStr("0.00"),
loanToValueBNB: sdk.MustNewDecFromStr("0.01"),
borrower: sdk.AccAddress(crypto.AddressHash([]byte("test"))),
depositCoins: sdk.NewCoins(sdk.NewCoin("ukava", sdk.NewInt(50*KAVA_CF))),
previousBorrowCoins: sdk.NewCoins(),
borrowCoins: sdk.NewCoins(sdk.NewCoin("usdx", sdk.NewInt(5*USDX_CF))),
expectedAccountBalance: sdk.NewCoins(),
expectedModAccountBalance: sdk.NewCoins(),
},
errArgs{
expectPass: false,
contains: "below the minimum borrow limit",
},
},
{
"invalid: borrowing multiple coins results in a borrow that's under the minimum USD borrow limit",
args{
usdxBorrowLimit: sdk.MustNewDecFromStr("20000000"),
priceKAVA: sdk.MustNewDecFromStr("2.00"),
loanToValueKAVA: sdk.MustNewDecFromStr("0.8"),
priceBTCB: sdk.MustNewDecFromStr("0.00"),
loanToValueBTCB: sdk.MustNewDecFromStr("0.01"),
priceBNB: sdk.MustNewDecFromStr("0.00"),
loanToValueBNB: sdk.MustNewDecFromStr("0.01"),
borrower: sdk.AccAddress(crypto.AddressHash([]byte("test"))),
depositCoins: sdk.NewCoins(sdk.NewCoin("ukava", sdk.NewInt(50*KAVA_CF))),
previousBorrowCoins: sdk.NewCoins(),
borrowCoins: sdk.NewCoins(sdk.NewCoin("usdx", sdk.NewInt(5*USDX_CF)), sdk.NewCoin("ukava", sdk.NewInt(2*USDX_CF))),
expectedAccountBalance: sdk.NewCoins(),
expectedModAccountBalance: sdk.NewCoins(),
},
errArgs{
expectPass: false,
contains: "below the minimum borrow limit",
},
},
}
for _, tc := range testCases {
suite.Run(tc.name, func() {
// Initialize test app and set context
tApp := app.NewTestApp()
ctx := tApp.NewContext(true, tmproto.Header{Height: 1, Time: tmtime.Now()})
// Auth module genesis state
authGS := app.NewFundedGenStateWithCoins(
tApp.AppCodec(),
[]sdk.Coins{
sdk.NewCoins(
sdk.NewCoin("ukava", sdk.NewInt(100*KAVA_CF)),
sdk.NewCoin("btcb", sdk.NewInt(100*BTCB_CF)),
sdk.NewCoin("bnb", sdk.NewInt(100*BNB_CF)),
sdk.NewCoin("xyz", sdk.NewInt(1)),
),
},
[]sdk.AccAddress{tc.args.borrower},
)
// hard module genesis state
hardGS := types.NewGenesisState(types.NewParams(
types.MoneyMarkets{
types.NewMoneyMarket("usdx", types.NewBorrowLimit(true, tc.args.usdxBorrowLimit, sdk.MustNewDecFromStr("1")), "usdx:usd", sdk.NewInt(USDX_CF), types.NewInterestRateModel(sdk.MustNewDecFromStr("0.05"), sdk.MustNewDecFromStr("2"), sdk.MustNewDecFromStr("0.8"), sdk.MustNewDecFromStr("10")), sdk.MustNewDecFromStr("0.05"), sdk.ZeroDec()),
types.NewMoneyMarket("busd", types.NewBorrowLimit(false, sdk.NewDec(100000000*BUSD_CF), sdk.MustNewDecFromStr("1")), "busd:usd", sdk.NewInt(BUSD_CF), types.NewInterestRateModel(sdk.MustNewDecFromStr("0.05"), sdk.MustNewDecFromStr("2"), sdk.MustNewDecFromStr("0.8"), sdk.MustNewDecFromStr("10")), sdk.MustNewDecFromStr("0.05"), sdk.ZeroDec()),
types.NewMoneyMarket("ukava", types.NewBorrowLimit(false, sdk.NewDec(100000000*KAVA_CF), tc.args.loanToValueKAVA), "kava:usd", sdk.NewInt(KAVA_CF), types.NewInterestRateModel(sdk.MustNewDecFromStr("0.05"), sdk.MustNewDecFromStr("2"), sdk.MustNewDecFromStr("0.8"), sdk.MustNewDecFromStr("10")), sdk.MustNewDecFromStr("0.05"), sdk.ZeroDec()),
types.NewMoneyMarket("btcb", types.NewBorrowLimit(false, sdk.NewDec(100000000*BTCB_CF), tc.args.loanToValueBTCB), "btcb:usd", sdk.NewInt(BTCB_CF), types.NewInterestRateModel(sdk.MustNewDecFromStr("0.05"), sdk.MustNewDecFromStr("2"), sdk.MustNewDecFromStr("0.8"), sdk.MustNewDecFromStr("10")), sdk.MustNewDecFromStr("0.05"), sdk.ZeroDec()),
types.NewMoneyMarket("bnb", types.NewBorrowLimit(false, sdk.NewDec(100000000*BNB_CF), tc.args.loanToValueBNB), "bnb:usd", sdk.NewInt(BNB_CF), types.NewInterestRateModel(sdk.MustNewDecFromStr("0.05"), sdk.MustNewDecFromStr("2"), sdk.MustNewDecFromStr("0.8"), sdk.MustNewDecFromStr("10")), sdk.MustNewDecFromStr("0.05"), sdk.ZeroDec()),
types.NewMoneyMarket("xyz", types.NewBorrowLimit(false, sdk.NewDec(1), tc.args.loanToValueBNB), "xyz:usd", sdk.NewInt(1), types.NewInterestRateModel(sdk.MustNewDecFromStr("0.05"), sdk.MustNewDecFromStr("2"), sdk.MustNewDecFromStr("0.8"), sdk.MustNewDecFromStr("10")), sdk.MustNewDecFromStr("0.05"), sdk.ZeroDec()),
},
sdk.NewDec(10),
), types.DefaultAccumulationTimes, types.DefaultDeposits, types.DefaultBorrows,
types.DefaultTotalSupplied, types.DefaultTotalBorrowed, types.DefaultTotalReserves,
)
// Pricefeed module genesis state
pricefeedGS := pricefeedtypes.GenesisState{
Params: pricefeedtypes.Params{
Markets: []pricefeedtypes.Market{
{MarketID: "usdx:usd", BaseAsset: "usdx", QuoteAsset: "usd", Oracles: []sdk.AccAddress{}, Active: true},
{MarketID: "busd:usd", BaseAsset: "busd", QuoteAsset: "usd", Oracles: []sdk.AccAddress{}, Active: true},
{MarketID: "kava:usd", BaseAsset: "kava", QuoteAsset: "usd", Oracles: []sdk.AccAddress{}, Active: true},
{MarketID: "btcb:usd", BaseAsset: "btcb", QuoteAsset: "usd", Oracles: []sdk.AccAddress{}, Active: true},
{MarketID: "bnb:usd", BaseAsset: "bnb", QuoteAsset: "usd", Oracles: []sdk.AccAddress{}, Active: true},
{MarketID: "xyz:usd", BaseAsset: "xyz", QuoteAsset: "usd", Oracles: []sdk.AccAddress{}, Active: true},
},
},
PostedPrices: []pricefeedtypes.PostedPrice{
{
MarketID: "usdx:usd",
OracleAddress: sdk.AccAddress{},
Price: sdk.MustNewDecFromStr("1.00"),
Expiry: time.Now().Add(1 * time.Hour),
},
{
MarketID: "busd:usd",
OracleAddress: sdk.AccAddress{},
Price: sdk.MustNewDecFromStr("1.00"),
Expiry: time.Now().Add(1 * time.Hour),
},
{
MarketID: "kava:usd",
OracleAddress: sdk.AccAddress{},
Price: tc.args.priceKAVA,
Expiry: time.Now().Add(1 * time.Hour),
},
{
MarketID: "btcb:usd",
OracleAddress: sdk.AccAddress{},
Price: tc.args.priceBTCB,
Expiry: time.Now().Add(1 * time.Hour),
},
{
MarketID: "bnb:usd",
OracleAddress: sdk.AccAddress{},
Price: tc.args.priceBNB,
Expiry: time.Now().Add(1 * time.Hour),
},
},
}
// Initialize test application
tApp.InitializeFromGenesisStates(authGS,
app.GenesisState{pricefeedtypes.ModuleName: tApp.AppCodec().MustMarshalJSON(&pricefeedGS)},
app.GenesisState{types.ModuleName: tApp.AppCodec().MustMarshalJSON(&hardGS)})
// Mint coins to hard module account
bankKeeper := tApp.GetBankKeeper()
hardMaccCoins := sdk.NewCoins(sdk.NewCoin("ukava", sdk.NewInt(1000*KAVA_CF)),
sdk.NewCoin("usdx", sdk.NewInt(200*USDX_CF)), sdk.NewCoin("busd", sdk.NewInt(100*BUSD_CF)))
err := bankKeeper.MintCoins(ctx, types.ModuleAccountName, hardMaccCoins)
suite.Require().NoError(err)
keeper := tApp.GetHardKeeper()
suite.app = tApp
suite.ctx = ctx
suite.keeper = keeper
// Run BeginBlocker once to transition MoneyMarkets
hard.BeginBlocker(suite.ctx, suite.keeper)
err = suite.keeper.Deposit(suite.ctx, tc.args.borrower, tc.args.depositCoins)
suite.Require().NoError(err)
// Execute user's previous borrows
err = suite.keeper.Borrow(suite.ctx, tc.args.borrower, tc.args.previousBorrowCoins)
if tc.args.previousBorrowCoins.IsZero() {
suite.Require().True(strings.Contains(err.Error(), "cannot borrow zero coins"))
} else {
suite.Require().NoError(err)
}
// Now that our state is properly set up, execute the last borrow
err = suite.keeper.Borrow(suite.ctx, tc.args.borrower, tc.args.borrowCoins)
if tc.errArgs.expectPass {
suite.Require().NoError(err)
// Check borrower balance
acc := suite.getAccount(tc.args.borrower)
suite.Require().Equal(tc.args.expectedAccountBalance, suite.getAccountCoins(acc))
// Check module account balance
mAcc := suite.getModuleAccount(types.ModuleAccountName)
suite.Require().Equal(tc.args.expectedModAccountBalance, suite.getAccountCoins(mAcc))
// Check that borrow struct is in store
_, f := suite.keeper.GetBorrow(suite.ctx, tc.args.borrower)
suite.Require().True(f)
} else {
suite.Require().Error(err)
suite.Require().True(strings.Contains(err.Error(), tc.errArgs.contains))
}
})
}
}
func (suite *KeeperTestSuite) TestValidateBorrow() {
blockDuration := time.Second * 3600 * 24 // long blocks to accumulate larger interest
_, addrs := app.GeneratePrivKeyAddressPairs(5)
borrower := addrs[0]
initialBorrowerBalance := sdk.NewCoins(
sdk.NewCoin("ukava", sdk.NewInt(1000*KAVA_CF)),
sdk.NewCoin("usdx", sdk.NewInt(1000*KAVA_CF)),
)
model := types.NewInterestRateModel(sdk.MustNewDecFromStr("1.0"), sdk.MustNewDecFromStr("2"), sdk.MustNewDecFromStr("0.8"), sdk.MustNewDecFromStr("10"))
// Initialize test app and set context
tApp := app.NewTestApp()
ctx := tApp.NewContext(true, tmproto.Header{Height: 1, Time: tmtime.Now()})
// Auth module genesis state
authGS := app.NewFundedGenStateWithSameCoins(
tApp.AppCodec(),
initialBorrowerBalance,
[]sdk.AccAddress{borrower},
)
// Hard module genesis state
hardGS := types.NewGenesisState(
types.NewParams(
types.MoneyMarkets{
types.NewMoneyMarket("usdx",
types.NewBorrowLimit(false, sdk.NewDec(100000000*USDX_CF), sdk.MustNewDecFromStr("1")), // Borrow Limit
"usdx:usd", // Market ID
sdk.NewInt(USDX_CF), // Conversion Factor
model, // Interest Rate Model
sdk.MustNewDecFromStr("1.0"), // Reserve Factor (high)
sdk.MustNewDecFromStr("0.05")), // Keeper Reward Percent
types.NewMoneyMarket("ukava",
types.NewBorrowLimit(false, sdk.NewDec(100000000*KAVA_CF), sdk.MustNewDecFromStr("0.8")), // Borrow Limit
"kava:usd", // Market ID
sdk.NewInt(KAVA_CF), // Conversion Factor
model, // Interest Rate Model
sdk.MustNewDecFromStr("1.0"), // Reserve Factor (high)
sdk.MustNewDecFromStr("0.05")), // Keeper Reward Percent
},
sdk.NewDec(10),
),
types.DefaultAccumulationTimes,
types.DefaultDeposits,
types.DefaultBorrows,
types.DefaultTotalSupplied,
types.DefaultTotalBorrowed,
types.DefaultTotalReserves,
)
// Pricefeed module genesis state
pricefeedGS := pricefeedtypes.GenesisState{
Params: pricefeedtypes.Params{
Markets: []pricefeedtypes.Market{
{MarketID: "usdx:usd", BaseAsset: "usdx", QuoteAsset: "usd", Oracles: []sdk.AccAddress{}, Active: true},
{MarketID: "kava:usd", BaseAsset: "kava", QuoteAsset: "usd", Oracles: []sdk.AccAddress{}, Active: true},
},
},
PostedPrices: []pricefeedtypes.PostedPrice{
{
MarketID: "usdx:usd",
OracleAddress: sdk.AccAddress{},
Price: sdk.MustNewDecFromStr("1.00"),
Expiry: time.Now().Add(1 * time.Hour),
},
{
MarketID: "kava:usd",
OracleAddress: sdk.AccAddress{},
Price: sdk.MustNewDecFromStr("2.00"),
Expiry: time.Now().Add(1 * time.Hour),
},
},
}
// Initialize test application
tApp.InitializeFromGenesisStates(
authGS,
app.GenesisState{pricefeedtypes.ModuleName: tApp.AppCodec().MustMarshalJSON(&pricefeedGS)},
app.GenesisState{types.ModuleName: tApp.AppCodec().MustMarshalJSON(&hardGS)},
)
keeper := tApp.GetHardKeeper()
suite.app = tApp
suite.ctx = ctx
suite.keeper = keeper
var err error
// Run BeginBlocker once to transition MoneyMarkets
hard.BeginBlocker(suite.ctx, suite.keeper)
// Setup borrower with some collateral to borrow against, and some reserve in the protocol.
depositCoins := sdk.NewCoins(
sdk.NewCoin("ukava", sdk.NewInt(100*KAVA_CF)),
sdk.NewCoin("usdx", sdk.NewInt(100*USDX_CF)),
)
err = suite.keeper.Deposit(suite.ctx, borrower, depositCoins)
suite.Require().NoError(err)
initialBorrowCoins := sdk.NewCoins(sdk.NewCoin("ukava", sdk.NewInt(70*KAVA_CF)))
err = suite.keeper.Borrow(suite.ctx, borrower, initialBorrowCoins)
suite.Require().NoError(err)
runAtTime := suite.ctx.BlockTime().Add(blockDuration)
suite.ctx = suite.ctx.WithBlockTime(runAtTime)
hard.BeginBlocker(suite.ctx, suite.keeper)
repayCoins := sdk.NewCoins(sdk.NewCoin("ukava", sdk.NewInt(100*KAVA_CF))) // repay everything including accumulated interest
err = suite.keeper.Repay(suite.ctx, borrower, borrower, repayCoins)
suite.Require().NoError(err)
// Get the total borrowable amount from the protocol, taking into account the reserves.
modAccBalance := suite.getAccountCoins(suite.getModuleAccountAtCtx(types.ModuleAccountName, suite.ctx))
reserves, found := suite.keeper.GetTotalReserves(suite.ctx)
suite.Require().True(found)
availableToBorrow := modAccBalance.Sub(reserves...)
// Test borrowing one over the available amount (try to borrow from the reserves)
err = suite.keeper.Borrow(
suite.ctx,
borrower,
sdk.NewCoins(sdk.NewCoin("ukava", availableToBorrow.AmountOf("ukava").Add(sdk.OneInt()))),
)
suite.Require().Error(err)
// Test borrowing exactly the limit
err = suite.keeper.Borrow(
suite.ctx,
borrower,
sdk.NewCoins(sdk.NewCoin("ukava", availableToBorrow.AmountOf("ukava"))),
)
suite.Require().NoError(err)
}
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