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c5404eda7f
0g-chain/x/swap/keeper/swap_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

631 lines
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package keeper_test
import (
"errors"
"fmt"
sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
"github.com/kava-labs/kava/x/swap/types"
tmproto "github.com/tendermint/tendermint/proto/tendermint/types"
tmtime "github.com/tendermint/tendermint/types/time"
)
func (suite *keeperTestSuite) TestSwapExactForTokens() {
suite.Keeper.SetParams(suite.Ctx, types.Params{
SwapFee: sdk.MustNewDecFromStr("0.0025"),
})
owner := suite.CreateAccount(sdk.Coins{})
reserves := sdk.NewCoins(
sdk.NewCoin("ukava", sdk.NewInt(1000e6)),
sdk.NewCoin("usdx", sdk.NewInt(5000e6)),
)
totalShares := sdk.NewInt(30e6)
poolID := suite.setupPool(reserves, totalShares, owner.GetAddress())
balance := sdk.NewCoins(
sdk.NewCoin("ukava", sdk.NewInt(10e6)),
)
requester := suite.NewAccountFromAddr(sdk.AccAddress("requester-----------"), balance)
coinA := sdk.NewCoin("ukava", sdk.NewInt(1e6))
coinB := sdk.NewCoin("usdx", sdk.NewInt(5e6))
err := suite.Keeper.SwapExactForTokens(suite.Ctx, requester.GetAddress(), coinA, coinB, sdk.MustNewDecFromStr("0.01"))
suite.Require().NoError(err)
expectedOutput := sdk.NewCoin("usdx", sdk.NewInt(4982529))
suite.AccountBalanceEqual(requester.GetAddress(), balance.Sub(coinA).Add(expectedOutput))
suite.ModuleAccountBalanceEqual(reserves.Add(coinA).Sub(expectedOutput))
suite.PoolLiquidityEqual(reserves.Add(coinA).Sub(expectedOutput))
suite.EventsContains(suite.Ctx.EventManager().Events(), sdk.NewEvent(
types.EventTypeSwapTrade,
sdk.NewAttribute(types.AttributeKeyPoolID, poolID),
sdk.NewAttribute(types.AttributeKeyRequester, requester.GetAddress().String()),
sdk.NewAttribute(types.AttributeKeySwapInput, coinA.String()),
sdk.NewAttribute(types.AttributeKeySwapOutput, expectedOutput.String()),
sdk.NewAttribute(types.AttributeKeyFeePaid, "2500ukava"),
sdk.NewAttribute(types.AttributeKeyExactDirection, "input"),
))
}
func (suite *keeperTestSuite) TestSwapExactForTokens_OutputGreaterThanZero() {
owner := suite.CreateAccount(sdk.Coins{})
reserves := sdk.NewCoins(
sdk.NewCoin("ukava", sdk.NewInt(10e6)),
sdk.NewCoin("usdx", sdk.NewInt(50e6)),
)
totalShares := sdk.NewInt(30e6)
suite.setupPool(reserves, totalShares, owner.GetAddress())
balance := sdk.NewCoins(
sdk.NewCoin("usdx", sdk.NewInt(10e6)),
)
requester := suite.NewAccountFromAddr(sdk.AccAddress("requester-----------"), balance)
coinA := sdk.NewCoin("usdx", sdk.NewInt(5))
coinB := sdk.NewCoin("ukava", sdk.NewInt(1))
err := suite.Keeper.SwapExactForTokens(suite.Ctx, requester.GetAddress(), coinA, coinB, sdk.MustNewDecFromStr("1"))
suite.EqualError(err, "swap output rounds to zero, increase input amount: insufficient liquidity")
}
func (suite *keeperTestSuite) TestSwapExactForTokens_Slippage() {
owner := suite.CreateAccount(sdk.Coins{})
reserves := sdk.NewCoins(
sdk.NewCoin("ukava", sdk.NewInt(100e6)),
sdk.NewCoin("usdx", sdk.NewInt(500e6)),
)
totalShares := sdk.NewInt(30e6)
suite.setupPool(reserves, totalShares, owner.GetAddress())
testCases := []struct {
coinA sdk.Coin
coinB sdk.Coin
slippage sdk.Dec
fee sdk.Dec
shouldFail bool
}{
// positive slippage OK
{sdk.NewCoin("ukava", sdk.NewInt(1e6)), sdk.NewCoin("usdx", sdk.NewInt(2e6)), sdk.MustNewDecFromStr("0.01"), sdk.MustNewDecFromStr("0.0025"), false},
{sdk.NewCoin("ukava", sdk.NewInt(1e6)), sdk.NewCoin("usdx", sdk.NewInt(4e6)), sdk.MustNewDecFromStr("0.01"), sdk.MustNewDecFromStr("0.0025"), false},
{sdk.NewCoin("usdx", sdk.NewInt(50e6)), sdk.NewCoin("ukava", sdk.NewInt(5e6)), sdk.MustNewDecFromStr("0.01"), sdk.MustNewDecFromStr("0.0025"), false},
{sdk.NewCoin("usdx", sdk.NewInt(50e6)), sdk.NewCoin("ukava", sdk.NewInt(1e6)), sdk.MustNewDecFromStr("0.01"), sdk.MustNewDecFromStr("0.0025"), false},
// positive slippage with zero slippage OK
{sdk.NewCoin("ukava", sdk.NewInt(1e6)), sdk.NewCoin("usdx", sdk.NewInt(2e6)), sdk.ZeroDec(), sdk.MustNewDecFromStr("0.0025"), false},
{sdk.NewCoin("ukava", sdk.NewInt(1e6)), sdk.NewCoin("usdx", sdk.NewInt(4e6)), sdk.ZeroDec(), sdk.MustNewDecFromStr("0.0025"), false},
{sdk.NewCoin("usdx", sdk.NewInt(50e6)), sdk.NewCoin("ukava", sdk.NewInt(5e6)), sdk.ZeroDec(), sdk.MustNewDecFromStr("0.0025"), false},
{sdk.NewCoin("usdx", sdk.NewInt(50e6)), sdk.NewCoin("ukava", sdk.NewInt(1e6)), sdk.ZeroDec(), sdk.MustNewDecFromStr("0.0025"), false},
// exact zero slippage OK
{sdk.NewCoin("ukava", sdk.NewInt(1e6)), sdk.NewCoin("usdx", sdk.NewInt(4950495)), sdk.ZeroDec(), sdk.MustNewDecFromStr("0"), false},
{sdk.NewCoin("ukava", sdk.NewInt(1e6)), sdk.NewCoin("usdx", sdk.NewInt(4935790)), sdk.ZeroDec(), sdk.MustNewDecFromStr("0.003"), false},
{sdk.NewCoin("ukava", sdk.NewInt(1e6)), sdk.NewCoin("usdx", sdk.NewInt(4705299)), sdk.ZeroDec(), sdk.MustNewDecFromStr("0.05"), false},
{sdk.NewCoin("usdx", sdk.NewInt(5e6)), sdk.NewCoin("ukava", sdk.NewInt(990099)), sdk.ZeroDec(), sdk.MustNewDecFromStr("0"), false},
{sdk.NewCoin("usdx", sdk.NewInt(5e6)), sdk.NewCoin("ukava", sdk.NewInt(987158)), sdk.ZeroDec(), sdk.MustNewDecFromStr("0.003"), false},
{sdk.NewCoin("usdx", sdk.NewInt(5e6)), sdk.NewCoin("ukava", sdk.NewInt(941059)), sdk.ZeroDec(), sdk.MustNewDecFromStr("0.05"), false},
// slippage failure, zero slippage tolerance
{sdk.NewCoin("ukava", sdk.NewInt(1e6)), sdk.NewCoin("usdx", sdk.NewInt(4950496)), sdk.ZeroDec(), sdk.MustNewDecFromStr("0"), true},
{sdk.NewCoin("ukava", sdk.NewInt(1e6)), sdk.NewCoin("usdx", sdk.NewInt(4935793)), sdk.ZeroDec(), sdk.MustNewDecFromStr("0.003"), true},
{sdk.NewCoin("ukava", sdk.NewInt(1e6)), sdk.NewCoin("usdx", sdk.NewInt(4705300)), sdk.ZeroDec(), sdk.MustNewDecFromStr("0.05"), true},
{sdk.NewCoin("usdx", sdk.NewInt(5e6)), sdk.NewCoin("ukava", sdk.NewInt(990100)), sdk.ZeroDec(), sdk.MustNewDecFromStr("0"), true},
{sdk.NewCoin("usdx", sdk.NewInt(5e6)), sdk.NewCoin("ukava", sdk.NewInt(987159)), sdk.ZeroDec(), sdk.MustNewDecFromStr("0.003"), true},
{sdk.NewCoin("usdx", sdk.NewInt(5e6)), sdk.NewCoin("ukava", sdk.NewInt(941060)), sdk.ZeroDec(), sdk.MustNewDecFromStr("0.05"), true},
// slippage failure, 1 percent slippage
{sdk.NewCoin("ukava", sdk.NewInt(1e6)), sdk.NewCoin("usdx", sdk.NewInt(5000501)), sdk.MustNewDecFromStr("0.01"), sdk.MustNewDecFromStr("0"), true},
{sdk.NewCoin("ukava", sdk.NewInt(1e6)), sdk.NewCoin("usdx", sdk.NewInt(4985647)), sdk.MustNewDecFromStr("0.01"), sdk.MustNewDecFromStr("0.003"), true},
{sdk.NewCoin("ukava", sdk.NewInt(1e6)), sdk.NewCoin("usdx", sdk.NewInt(4752828)), sdk.MustNewDecFromStr("0.01"), sdk.MustNewDecFromStr("0.05"), true},
{sdk.NewCoin("usdx", sdk.NewInt(5e6)), sdk.NewCoin("ukava", sdk.NewInt(1000101)), sdk.MustNewDecFromStr("0.01"), sdk.MustNewDecFromStr("0"), true},
{sdk.NewCoin("usdx", sdk.NewInt(5e6)), sdk.NewCoin("ukava", sdk.NewInt(997130)), sdk.MustNewDecFromStr("0.01"), sdk.MustNewDecFromStr("0.003"), true},
{sdk.NewCoin("usdx", sdk.NewInt(5e6)), sdk.NewCoin("ukava", sdk.NewInt(950565)), sdk.MustNewDecFromStr("0.01"), sdk.MustNewDecFromStr("0.05"), true},
// slippage OK, 1 percent slippage
{sdk.NewCoin("ukava", sdk.NewInt(1e6)), sdk.NewCoin("usdx", sdk.NewInt(5000500)), sdk.MustNewDecFromStr("0.01"), sdk.MustNewDecFromStr("0"), false},
{sdk.NewCoin("ukava", sdk.NewInt(1e6)), sdk.NewCoin("usdx", sdk.NewInt(4985646)), sdk.MustNewDecFromStr("0.01"), sdk.MustNewDecFromStr("0.003"), false},
{sdk.NewCoin("ukava", sdk.NewInt(1e6)), sdk.NewCoin("usdx", sdk.NewInt(4752827)), sdk.MustNewDecFromStr("0.01"), sdk.MustNewDecFromStr("0.05"), false},
{sdk.NewCoin("usdx", sdk.NewInt(5e6)), sdk.NewCoin("ukava", sdk.NewInt(1000100)), sdk.MustNewDecFromStr("0.01"), sdk.MustNewDecFromStr("0"), false},
{sdk.NewCoin("usdx", sdk.NewInt(5e6)), sdk.NewCoin("ukava", sdk.NewInt(997129)), sdk.MustNewDecFromStr("0.01"), sdk.MustNewDecFromStr("0.003"), false},
{sdk.NewCoin("usdx", sdk.NewInt(5e6)), sdk.NewCoin("ukava", sdk.NewInt(950564)), sdk.MustNewDecFromStr("0.01"), sdk.MustNewDecFromStr("0.05"), false},
}
for _, tc := range testCases {
suite.Run(fmt.Sprintf("coinA=%s coinB=%s slippage=%s fee=%s", tc.coinA, tc.coinB, tc.slippage, tc.fee), func() {
suite.SetupTest()
suite.Keeper.SetParams(suite.Ctx, types.Params{
SwapFee: tc.fee,
})
owner := suite.CreateAccount(sdk.Coins{})
reserves := sdk.NewCoins(
sdk.NewCoin("ukava", sdk.NewInt(100e6)),
sdk.NewCoin("usdx", sdk.NewInt(500e6)),
)
totalShares := sdk.NewInt(30e6)
suite.setupPool(reserves, totalShares, owner.GetAddress())
balance := sdk.NewCoins(
sdk.NewCoin("ukava", sdk.NewInt(100e6)),
sdk.NewCoin("usdx", sdk.NewInt(100e6)),
)
requester := suite.NewAccountFromAddr(sdk.AccAddress("requester-----------"), balance)
ctx := suite.App.NewContext(true, tmproto.Header{Height: 1, Time: tmtime.Now()})
err := suite.Keeper.SwapExactForTokens(ctx, requester.GetAddress(), tc.coinA, tc.coinB, tc.slippage)
if tc.shouldFail {
suite.Require().Error(err)
suite.Contains(err.Error(), "slippage exceeded")
} else {
suite.NoError(err)
}
})
}
}
func (suite *keeperTestSuite) TestSwapExactForTokens_InsufficientFunds() {
testCases := []struct {
name string
balanceA sdk.Coin
coinA sdk.Coin
coinB sdk.Coin
}{
{"no ukava balance", sdk.NewCoin("ukava", sdk.ZeroInt()), sdk.NewCoin("ukava", sdk.NewInt(100)), sdk.NewCoin("usdx", sdk.NewInt(500))},
{"no usdx balance", sdk.NewCoin("usdx", sdk.ZeroInt()), sdk.NewCoin("usdx", sdk.NewInt(500)), sdk.NewCoin("ukava", sdk.NewInt(100))},
{"low ukava balance", sdk.NewCoin("ukava", sdk.NewInt(1000000)), sdk.NewCoin("ukava", sdk.NewInt(1000001)), sdk.NewCoin("usdx", sdk.NewInt(5000000))},
{"low ukava balance", sdk.NewCoin("usdx", sdk.NewInt(5000000)), sdk.NewCoin("usdx", sdk.NewInt(5000001)), sdk.NewCoin("ukava", sdk.NewInt(1000000))},
{"large ukava balance difference", sdk.NewCoin("ukava", sdk.NewInt(100e6)), sdk.NewCoin("ukava", sdk.NewInt(1000e6)), sdk.NewCoin("usdx", sdk.NewInt(5000e6))},
{"large usdx balance difference", sdk.NewCoin("usdx", sdk.NewInt(500e6)), sdk.NewCoin("usdx", sdk.NewInt(5000e6)), sdk.NewCoin("ukava", sdk.NewInt(1000e6))},
}
for _, tc := range testCases {
suite.Run(tc.name, func() {
suite.SetupTest()
owner := suite.CreateAccount(sdk.Coins{})
reserves := sdk.NewCoins(
sdk.NewCoin("ukava", sdk.NewInt(100000e6)),
sdk.NewCoin("usdx", sdk.NewInt(500000e6)),
)
totalShares := sdk.NewInt(30000e6)
suite.setupPool(reserves, totalShares, owner.GetAddress())
balance := sdk.NewCoins(tc.balanceA)
requester := suite.NewAccountFromAddr(sdk.AccAddress("requester-----------"), balance)
ctx := suite.App.NewContext(true, tmproto.Header{Height: 1, Time: tmtime.Now()})
err := suite.Keeper.SwapExactForTokens(ctx, requester.GetAddress(), tc.coinA, tc.coinB, sdk.MustNewDecFromStr("0.1"))
suite.Require().True(errors.Is(err, sdkerrors.ErrInsufficientFunds), fmt.Sprintf("got err %s", err))
})
}
}
func (suite *keeperTestSuite) TestSwapExactForTokens_InsufficientFunds_Vesting() {
testCases := []struct {
name string
balanceA sdk.Coin
vestingA sdk.Coin
coinA sdk.Coin
coinB sdk.Coin
}{
{"no ukava balance, vesting only", sdk.NewCoin("ukava", sdk.ZeroInt()), sdk.NewCoin("ukava", sdk.NewInt(100)), sdk.NewCoin("ukava", sdk.NewInt(100)), sdk.NewCoin("usdx", sdk.NewInt(500))},
{"no usdx balance, vesting only", sdk.NewCoin("usdx", sdk.ZeroInt()), sdk.NewCoin("usdx", sdk.NewInt(500)), sdk.NewCoin("usdx", sdk.NewInt(500)), sdk.NewCoin("ukava", sdk.NewInt(100))},
{"low ukava balance, vesting matches exact", sdk.NewCoin("ukava", sdk.NewInt(1000000)), sdk.NewCoin("ukava", sdk.NewInt(1)), sdk.NewCoin("ukava", sdk.NewInt(1000001)), sdk.NewCoin("usdx", sdk.NewInt(5000000))},
{"low ukava balance, vesting matches exact", sdk.NewCoin("usdx", sdk.NewInt(5000000)), sdk.NewCoin("usdx", sdk.NewInt(1)), sdk.NewCoin("usdx", sdk.NewInt(5000001)), sdk.NewCoin("ukava", sdk.NewInt(1000000))},
{"large ukava balance difference, vesting covers difference", sdk.NewCoin("ukava", sdk.NewInt(100e6)), sdk.NewCoin("ukava", sdk.NewInt(1000e6)), sdk.NewCoin("ukava", sdk.NewInt(1000e6)), sdk.NewCoin("usdx", sdk.NewInt(5000e6))},
{"large usdx balance difference, vesting covers difference", sdk.NewCoin("usdx", sdk.NewInt(500e6)), sdk.NewCoin("usdx", sdk.NewInt(5000e6)), sdk.NewCoin("usdx", sdk.NewInt(5000e6)), sdk.NewCoin("ukava", sdk.NewInt(1000e6))},
}
for _, tc := range testCases {
suite.Run(tc.name, func() {
suite.SetupTest()
owner := suite.CreateAccount(sdk.Coins{})
reserves := sdk.NewCoins(
sdk.NewCoin("ukava", sdk.NewInt(100000e6)),
sdk.NewCoin("usdx", sdk.NewInt(500000e6)),
)
totalShares := sdk.NewInt(30000e6)
suite.setupPool(reserves, totalShares, owner.GetAddress())
balance := sdk.NewCoins(tc.balanceA)
vesting := sdk.NewCoins(tc.vestingA)
requester := suite.CreateVestingAccount(balance, vesting)
ctx := suite.App.NewContext(true, tmproto.Header{Height: 1, Time: tmtime.Now()})
err := suite.Keeper.SwapExactForTokens(ctx, requester.GetAddress(), tc.coinA, tc.coinB, sdk.MustNewDecFromStr("0.1"))
suite.Require().True(errors.Is(err, sdkerrors.ErrInsufficientFunds), fmt.Sprintf("got err %s", err))
})
}
}
func (suite *keeperTestSuite) TestSwapExactForTokens_PoolNotFound() {
owner := suite.CreateAccount(sdk.Coins{})
reserves := sdk.NewCoins(
sdk.NewCoin("ukava", sdk.NewInt(1000e6)),
sdk.NewCoin("usdx", sdk.NewInt(5000e6)),
)
totalShares := sdk.NewInt(3000e6)
poolID := suite.setupPool(reserves, totalShares, owner.GetAddress())
suite.Keeper.DeletePool(suite.Ctx, poolID)
balance := sdk.NewCoins(
sdk.NewCoin("ukava", sdk.NewInt(10e6)),
sdk.NewCoin("usdx", sdk.NewInt(10e6)),
)
requester := suite.NewAccountFromAddr(sdk.AccAddress("requester-----------"), balance)
coinA := sdk.NewCoin("ukava", sdk.NewInt(1e6))
coinB := sdk.NewCoin("usdx", sdk.NewInt(5e6))
err := suite.Keeper.SwapExactForTokens(suite.Ctx, requester.GetAddress(), coinA, coinB, sdk.MustNewDecFromStr("0.01"))
suite.EqualError(err, "pool ukava:usdx not found: invalid pool")
err = suite.Keeper.SwapExactForTokens(suite.Ctx, requester.GetAddress(), coinB, coinA, sdk.MustNewDecFromStr("0.01"))
suite.EqualError(err, "pool ukava:usdx not found: invalid pool")
}
func (suite *keeperTestSuite) TestSwapExactForTokens_PanicOnInvalidPool() {
owner := suite.CreateAccount(sdk.Coins{})
reserves := sdk.NewCoins(
sdk.NewCoin("ukava", sdk.NewInt(1000e6)),
sdk.NewCoin("usdx", sdk.NewInt(5000e6)),
)
totalShares := sdk.NewInt(3000e6)
poolID := suite.setupPool(reserves, totalShares, owner.GetAddress())
poolRecord, found := suite.Keeper.GetPool(suite.Ctx, poolID)
suite.Require().True(found, "expected pool record to exist")
poolRecord.TotalShares = sdk.ZeroInt()
suite.Keeper.SetPool_Raw(suite.Ctx, poolRecord)
balance := sdk.NewCoins(
sdk.NewCoin("ukava", sdk.NewInt(10e6)),
sdk.NewCoin("usdx", sdk.NewInt(10e6)),
)
requester := suite.NewAccountFromAddr(sdk.AccAddress("requester-----------"), balance)
coinA := sdk.NewCoin("ukava", sdk.NewInt(1e6))
coinB := sdk.NewCoin("usdx", sdk.NewInt(5e6))
suite.PanicsWithValue("invalid pool ukava:usdx: total shares must be greater than zero: invalid pool", func() {
_ = suite.Keeper.SwapExactForTokens(suite.Ctx, requester.GetAddress(), coinA, coinB, sdk.MustNewDecFromStr("0.01"))
}, "expected invalid pool record to panic")
suite.PanicsWithValue("invalid pool ukava:usdx: total shares must be greater than zero: invalid pool", func() {
_ = suite.Keeper.SwapExactForTokens(suite.Ctx, requester.GetAddress(), coinB, coinA, sdk.MustNewDecFromStr("0.01"))
}, "expected invalid pool record to panic")
}
func (suite *keeperTestSuite) TestSwapExactForTokens_PanicOnInsufficientModuleAccFunds() {
owner := suite.CreateAccount(sdk.Coins{})
reserves := sdk.NewCoins(
sdk.NewCoin("ukava", sdk.NewInt(1000e6)),
sdk.NewCoin("usdx", sdk.NewInt(5000e6)),
)
totalShares := sdk.NewInt(3000e6)
suite.setupPool(reserves, totalShares, owner.GetAddress())
suite.RemoveCoinsFromModule(sdk.NewCoins(
sdk.NewCoin("ukava", sdk.NewInt(1000e6)),
sdk.NewCoin("usdx", sdk.NewInt(5000e6)),
))
balance := sdk.NewCoins(
sdk.NewCoin("ukava", sdk.NewInt(10e6)),
sdk.NewCoin("usdx", sdk.NewInt(10e6)),
)
requester := suite.NewAccountFromAddr(sdk.AccAddress("requester-----------"), balance)
coinA := sdk.NewCoin("ukava", sdk.NewInt(1e6))
coinB := sdk.NewCoin("usdx", sdk.NewInt(5e6))
suite.Panics(func() {
_ = suite.Keeper.SwapExactForTokens(suite.Ctx, requester.GetAddress(), coinA, coinB, sdk.MustNewDecFromStr("0.01"))
}, "expected panic when module account does not have enough funds")
suite.Panics(func() {
_ = suite.Keeper.SwapExactForTokens(suite.Ctx, requester.GetAddress(), coinA, coinB, sdk.MustNewDecFromStr("0.01"))
}, "expected panic when module account does not have enough funds")
}
func (suite *keeperTestSuite) TestSwapForExactTokens() {
suite.Keeper.SetParams(suite.Ctx, types.Params{
SwapFee: sdk.MustNewDecFromStr("0.0025"),
})
owner := suite.CreateAccount(sdk.Coins{})
reserves := sdk.NewCoins(
sdk.NewCoin("ukava", sdk.NewInt(1000e6)),
sdk.NewCoin("usdx", sdk.NewInt(5000e6)),
)
totalShares := sdk.NewInt(30e6)
poolID := suite.setupPool(reserves, totalShares, owner.GetAddress())
balance := sdk.NewCoins(
sdk.NewCoin("ukava", sdk.NewInt(10e6)),
)
requester := suite.NewAccountFromAddr(sdk.AccAddress("requester-----------"), balance)
coinA := sdk.NewCoin("ukava", sdk.NewInt(1e6))
coinB := sdk.NewCoin("usdx", sdk.NewInt(5e6))
err := suite.Keeper.SwapForExactTokens(suite.Ctx, requester.GetAddress(), coinA, coinB, sdk.MustNewDecFromStr("0.01"))
suite.Require().NoError(err)
expectedInput := sdk.NewCoin("ukava", sdk.NewInt(1003511))
suite.AccountBalanceEqual(requester.GetAddress(), balance.Sub(expectedInput).Add(coinB))
suite.ModuleAccountBalanceEqual(reserves.Add(expectedInput).Sub(coinB))
suite.PoolLiquidityEqual(reserves.Add(expectedInput).Sub(coinB))
suite.EventsContains(suite.Ctx.EventManager().Events(), sdk.NewEvent(
types.EventTypeSwapTrade,
sdk.NewAttribute(types.AttributeKeyPoolID, poolID),
sdk.NewAttribute(types.AttributeKeyRequester, requester.GetAddress().String()),
sdk.NewAttribute(types.AttributeKeySwapInput, expectedInput.String()),
sdk.NewAttribute(types.AttributeKeySwapOutput, coinB.String()),
sdk.NewAttribute(types.AttributeKeyFeePaid, "2509ukava"),
sdk.NewAttribute(types.AttributeKeyExactDirection, "output"),
))
}
func (suite *keeperTestSuite) TestSwapForExactTokens_OutputLessThanPoolReserves() {
owner := suite.CreateAccount(sdk.Coins{})
reserves := sdk.NewCoins(
sdk.NewCoin("ukava", sdk.NewInt(100e6)),
sdk.NewCoin("usdx", sdk.NewInt(500e6)),
)
totalShares := sdk.NewInt(300e6)
suite.setupPool(reserves, totalShares, owner.GetAddress())
balance := sdk.NewCoins(
sdk.NewCoin("ukava", sdk.NewInt(1000e6)),
)
requester := suite.NewAccountFromAddr(sdk.AccAddress("requester-----------"), balance)
coinA := sdk.NewCoin("ukava", sdk.NewInt(1e6))
coinB := sdk.NewCoin("usdx", sdk.NewInt(500e6).Add(sdk.OneInt()))
err := suite.Keeper.SwapForExactTokens(suite.Ctx, requester.GetAddress(), coinA, coinB, sdk.MustNewDecFromStr("0.01"))
suite.EqualError(err, "output 500000001 >= pool reserves 500000000: insufficient liquidity")
coinB = sdk.NewCoin("usdx", sdk.NewInt(500e6))
err = suite.Keeper.SwapForExactTokens(suite.Ctx, requester.GetAddress(), coinA, coinB, sdk.MustNewDecFromStr("0.01"))
suite.EqualError(err, "output 500000000 >= pool reserves 500000000: insufficient liquidity")
}
func (suite *keeperTestSuite) TestSwapForExactTokens_Slippage() {
owner := suite.CreateAccount(sdk.Coins{})
reserves := sdk.NewCoins(
sdk.NewCoin("ukava", sdk.NewInt(100e6)),
sdk.NewCoin("usdx", sdk.NewInt(500e6)),
)
totalShares := sdk.NewInt(30e6)
suite.setupPool(reserves, totalShares, owner.GetAddress())
testCases := []struct {
coinA sdk.Coin
coinB sdk.Coin
slippage sdk.Dec
fee sdk.Dec
shouldFail bool
}{
// positive slippage OK
{sdk.NewCoin("ukava", sdk.NewInt(5e6)), sdk.NewCoin("usdx", sdk.NewInt(5e6)), sdk.MustNewDecFromStr("0.01"), sdk.MustNewDecFromStr("0.0025"), false},
{sdk.NewCoin("ukava", sdk.NewInt(5e6)), sdk.NewCoin("usdx", sdk.NewInt(5e6)), sdk.MustNewDecFromStr("0.01"), sdk.MustNewDecFromStr("0.0025"), false},
{sdk.NewCoin("usdx", sdk.NewInt(100e6)), sdk.NewCoin("ukava", sdk.NewInt(10e6)), sdk.MustNewDecFromStr("0.01"), sdk.MustNewDecFromStr("0.0025"), false},
{sdk.NewCoin("usdx", sdk.NewInt(100e6)), sdk.NewCoin("ukava", sdk.NewInt(10e6)), sdk.MustNewDecFromStr("0.01"), sdk.MustNewDecFromStr("0.0025"), false},
// positive slippage with zero slippage OK
{sdk.NewCoin("ukava", sdk.NewInt(5e6)), sdk.NewCoin("usdx", sdk.NewInt(5e6)), sdk.ZeroDec(), sdk.MustNewDecFromStr("0.0025"), false},
{sdk.NewCoin("ukava", sdk.NewInt(5e6)), sdk.NewCoin("usdx", sdk.NewInt(5e6)), sdk.ZeroDec(), sdk.MustNewDecFromStr("0.0025"), false},
{sdk.NewCoin("usdx", sdk.NewInt(100e6)), sdk.NewCoin("ukava", sdk.NewInt(10e6)), sdk.ZeroDec(), sdk.MustNewDecFromStr("0.0025"), false},
{sdk.NewCoin("usdx", sdk.NewInt(100e6)), sdk.NewCoin("ukava", sdk.NewInt(10e6)), sdk.ZeroDec(), sdk.MustNewDecFromStr("0.0025"), false},
// exact zero slippage OK
{sdk.NewCoin("ukava", sdk.NewInt(1010102)), sdk.NewCoin("usdx", sdk.NewInt(5e6)), sdk.ZeroDec(), sdk.MustNewDecFromStr("0"), false},
{sdk.NewCoin("ukava", sdk.NewInt(1010102)), sdk.NewCoin("usdx", sdk.NewInt(5e6)), sdk.ZeroDec(), sdk.MustNewDecFromStr("0.003"), false},
{sdk.NewCoin("ukava", sdk.NewInt(1010102)), sdk.NewCoin("usdx", sdk.NewInt(5e6)), sdk.ZeroDec(), sdk.MustNewDecFromStr("0.05"), false},
{sdk.NewCoin("usdx", sdk.NewInt(5050506)), sdk.NewCoin("ukava", sdk.NewInt(1e6)), sdk.ZeroDec(), sdk.MustNewDecFromStr("0"), false},
{sdk.NewCoin("usdx", sdk.NewInt(5050506)), sdk.NewCoin("ukava", sdk.NewInt(1e6)), sdk.ZeroDec(), sdk.MustNewDecFromStr("0.003"), false},
{sdk.NewCoin("usdx", sdk.NewInt(5050506)), sdk.NewCoin("ukava", sdk.NewInt(1e6)), sdk.ZeroDec(), sdk.MustNewDecFromStr("0.05"), false},
// slippage failure, zero slippage tolerance
{sdk.NewCoin("ukava", sdk.NewInt(1010101)), sdk.NewCoin("usdx", sdk.NewInt(5e6)), sdk.ZeroDec(), sdk.MustNewDecFromStr("0"), true},
{sdk.NewCoin("ukava", sdk.NewInt(1010101)), sdk.NewCoin("usdx", sdk.NewInt(5e6)), sdk.ZeroDec(), sdk.MustNewDecFromStr("0.003"), true},
{sdk.NewCoin("ukava", sdk.NewInt(1010101)), sdk.NewCoin("usdx", sdk.NewInt(5e6)), sdk.ZeroDec(), sdk.MustNewDecFromStr("0.05"), true},
{sdk.NewCoin("usdx", sdk.NewInt(5050505)), sdk.NewCoin("ukava", sdk.NewInt(1e6)), sdk.ZeroDec(), sdk.MustNewDecFromStr("0"), true},
{sdk.NewCoin("usdx", sdk.NewInt(5050505)), sdk.NewCoin("ukava", sdk.NewInt(1e6)), sdk.ZeroDec(), sdk.MustNewDecFromStr("0.003"), true},
{sdk.NewCoin("usdx", sdk.NewInt(5050505)), sdk.NewCoin("ukava", sdk.NewInt(1e6)), sdk.ZeroDec(), sdk.MustNewDecFromStr("0.05"), true},
// slippage failure, 1 percent slippage
{sdk.NewCoin("ukava", sdk.NewInt(1000000)), sdk.NewCoin("usdx", sdk.NewInt(5e6)), sdk.MustNewDecFromStr("0.01"), sdk.MustNewDecFromStr("0"), true},
{sdk.NewCoin("ukava", sdk.NewInt(1000000)), sdk.NewCoin("usdx", sdk.NewInt(5e6)), sdk.MustNewDecFromStr("0.01"), sdk.MustNewDecFromStr("0.003"), true},
{sdk.NewCoin("ukava", sdk.NewInt(1000000)), sdk.NewCoin("usdx", sdk.NewInt(5e6)), sdk.MustNewDecFromStr("0.01"), sdk.MustNewDecFromStr("0.05"), true},
{sdk.NewCoin("usdx", sdk.NewInt(5000000)), sdk.NewCoin("ukava", sdk.NewInt(1e6)), sdk.MustNewDecFromStr("0.01"), sdk.MustNewDecFromStr("0"), true},
{sdk.NewCoin("usdx", sdk.NewInt(5000000)), sdk.NewCoin("ukava", sdk.NewInt(1e6)), sdk.MustNewDecFromStr("0.01"), sdk.MustNewDecFromStr("0.003"), true},
{sdk.NewCoin("usdx", sdk.NewInt(5000000)), sdk.NewCoin("ukava", sdk.NewInt(1e6)), sdk.MustNewDecFromStr("0.01"), sdk.MustNewDecFromStr("0.05"), true},
// slippage OK, 1 percent slippage
{sdk.NewCoin("ukava", sdk.NewInt(1000001)), sdk.NewCoin("usdx", sdk.NewInt(5e6)), sdk.MustNewDecFromStr("0.01"), sdk.MustNewDecFromStr("0"), false},
{sdk.NewCoin("ukava", sdk.NewInt(1000001)), sdk.NewCoin("usdx", sdk.NewInt(5e6)), sdk.MustNewDecFromStr("0.01"), sdk.MustNewDecFromStr("0.003"), false},
{sdk.NewCoin("ukava", sdk.NewInt(1000001)), sdk.NewCoin("usdx", sdk.NewInt(5e6)), sdk.MustNewDecFromStr("0.01"), sdk.MustNewDecFromStr("0.05"), false},
{sdk.NewCoin("usdx", sdk.NewInt(5000001)), sdk.NewCoin("ukava", sdk.NewInt(1e6)), sdk.MustNewDecFromStr("0.01"), sdk.MustNewDecFromStr("0"), false},
{sdk.NewCoin("usdx", sdk.NewInt(5000001)), sdk.NewCoin("ukava", sdk.NewInt(1e6)), sdk.MustNewDecFromStr("0.01"), sdk.MustNewDecFromStr("0.003"), false},
{sdk.NewCoin("usdx", sdk.NewInt(5000001)), sdk.NewCoin("ukava", sdk.NewInt(1e6)), sdk.MustNewDecFromStr("0.01"), sdk.MustNewDecFromStr("0.05"), false},
}
for _, tc := range testCases {
suite.Run(fmt.Sprintf("coinA=%s coinB=%s slippage=%s fee=%s", tc.coinA, tc.coinB, tc.slippage, tc.fee), func() {
suite.SetupTest()
suite.Keeper.SetParams(suite.Ctx, types.Params{
SwapFee: tc.fee,
})
owner := suite.CreateAccount(sdk.Coins{})
reserves := sdk.NewCoins(
sdk.NewCoin("ukava", sdk.NewInt(100e6)),
sdk.NewCoin("usdx", sdk.NewInt(500e6)),
)
totalShares := sdk.NewInt(30e6)
suite.setupPool(reserves, totalShares, owner.GetAddress())
balance := sdk.NewCoins(
sdk.NewCoin("ukava", sdk.NewInt(100e6)),
sdk.NewCoin("usdx", sdk.NewInt(100e6)),
)
requester := suite.NewAccountFromAddr(sdk.AccAddress("requester-----------"), balance)
ctx := suite.App.NewContext(true, tmproto.Header{Height: 1, Time: tmtime.Now()})
err := suite.Keeper.SwapForExactTokens(ctx, requester.GetAddress(), tc.coinA, tc.coinB, tc.slippage)
if tc.shouldFail {
suite.Require().Error(err)
suite.Contains(err.Error(), "slippage exceeded")
} else {
suite.NoError(err)
}
})
}
}
func (suite *keeperTestSuite) TestSwapForExactTokens_InsufficientFunds() {
testCases := []struct {
name string
balanceA sdk.Coin
coinA sdk.Coin
coinB sdk.Coin
}{
{"no ukava balance", sdk.NewCoin("ukava", sdk.ZeroInt()), sdk.NewCoin("ukava", sdk.NewInt(100)), sdk.NewCoin("usdx", sdk.NewInt(500))},
{"no usdx balance", sdk.NewCoin("usdx", sdk.ZeroInt()), sdk.NewCoin("usdx", sdk.NewInt(500)), sdk.NewCoin("ukava", sdk.NewInt(100))},
{"low ukava balance", sdk.NewCoin("ukava", sdk.NewInt(1000000)), sdk.NewCoin("ukava", sdk.NewInt(1000000)), sdk.NewCoin("usdx", sdk.NewInt(5000000))},
{"low ukava balance", sdk.NewCoin("usdx", sdk.NewInt(5000000)), sdk.NewCoin("usdx", sdk.NewInt(5000000)), sdk.NewCoin("ukava", sdk.NewInt(1000000))},
{"large ukava balance difference", sdk.NewCoin("ukava", sdk.NewInt(100e6)), sdk.NewCoin("ukava", sdk.NewInt(1000e6)), sdk.NewCoin("usdx", sdk.NewInt(5000e6))},
{"large usdx balance difference", sdk.NewCoin("usdx", sdk.NewInt(500e6)), sdk.NewCoin("usdx", sdk.NewInt(5000e6)), sdk.NewCoin("ukava", sdk.NewInt(1000e6))},
}
for _, tc := range testCases {
suite.Run(tc.name, func() {
suite.SetupTest()
owner := suite.CreateAccount(sdk.Coins{})
reserves := sdk.NewCoins(
sdk.NewCoin("ukava", sdk.NewInt(100000e6)),
sdk.NewCoin("usdx", sdk.NewInt(500000e6)),
)
totalShares := sdk.NewInt(30000e6)
suite.setupPool(reserves, totalShares, owner.GetAddress())
balance := sdk.NewCoins(tc.balanceA)
requester := suite.NewAccountFromAddr(sdk.AccAddress("requester-----------"), balance)
ctx := suite.App.NewContext(true, tmproto.Header{Height: 1, Time: tmtime.Now()})
err := suite.Keeper.SwapForExactTokens(ctx, requester.GetAddress(), tc.coinA, tc.coinB, sdk.MustNewDecFromStr("0.1"))
suite.Require().True(errors.Is(err, sdkerrors.ErrInsufficientFunds), fmt.Sprintf("got err %s", err))
})
}
}
func (suite *keeperTestSuite) TestSwapForExactTokens_InsufficientFunds_Vesting() {
testCases := []struct {
name string
balanceA sdk.Coin
vestingA sdk.Coin
coinA sdk.Coin
coinB sdk.Coin
}{
{"no ukava balance, vesting only", sdk.NewCoin("ukava", sdk.ZeroInt()), sdk.NewCoin("ukava", sdk.NewInt(100)), sdk.NewCoin("ukava", sdk.NewInt(1000)), sdk.NewCoin("usdx", sdk.NewInt(500))},
{"no usdx balance, vesting only", sdk.NewCoin("usdx", sdk.ZeroInt()), sdk.NewCoin("usdx", sdk.NewInt(500)), sdk.NewCoin("usdx", sdk.NewInt(5000)), sdk.NewCoin("ukava", sdk.NewInt(100))},
{"low ukava balance, vesting matches exact", sdk.NewCoin("ukava", sdk.NewInt(1000000)), sdk.NewCoin("ukava", sdk.NewInt(100000)), sdk.NewCoin("ukava", sdk.NewInt(1000000)), sdk.NewCoin("usdx", sdk.NewInt(5000000))},
{"low ukava balance, vesting matches exact", sdk.NewCoin("usdx", sdk.NewInt(5000000)), sdk.NewCoin("usdx", sdk.NewInt(500000)), sdk.NewCoin("usdx", sdk.NewInt(5000000)), sdk.NewCoin("ukava", sdk.NewInt(1000000))},
{"large ukava balance difference, vesting covers difference", sdk.NewCoin("ukava", sdk.NewInt(100e6)), sdk.NewCoin("ukava", sdk.NewInt(10000e6)), sdk.NewCoin("ukava", sdk.NewInt(1000e6)), sdk.NewCoin("usdx", sdk.NewInt(5000e6))},
{"large usdx balance difference, vesting covers difference", sdk.NewCoin("usdx", sdk.NewInt(500e6)), sdk.NewCoin("usdx", sdk.NewInt(500000e6)), sdk.NewCoin("usdx", sdk.NewInt(5000e6)), sdk.NewCoin("ukava", sdk.NewInt(1000e6))},
}
for _, tc := range testCases {
suite.Run(tc.name, func() {
suite.SetupTest()
owner := suite.CreateAccount(sdk.Coins{})
reserves := sdk.NewCoins(
sdk.NewCoin("ukava", sdk.NewInt(100000e6)),
sdk.NewCoin("usdx", sdk.NewInt(500000e6)),
)
totalShares := sdk.NewInt(30000e6)
suite.setupPool(reserves, totalShares, owner.GetAddress())
balance := sdk.NewCoins(tc.balanceA)
vesting := sdk.NewCoins(tc.vestingA)
requester := suite.CreateVestingAccount(balance, vesting)
ctx := suite.App.NewContext(true, tmproto.Header{Height: 1, Time: tmtime.Now()})
err := suite.Keeper.SwapForExactTokens(ctx, requester.GetAddress(), tc.coinA, tc.coinB, sdk.MustNewDecFromStr("0.1"))
suite.Require().True(errors.Is(err, sdkerrors.ErrInsufficientFunds), fmt.Sprintf("got err %s", err))
})
}
}
func (suite *keeperTestSuite) TestSwapForExactTokens_PoolNotFound() {
owner := suite.CreateAccount(sdk.Coins{})
reserves := sdk.NewCoins(
sdk.NewCoin("ukava", sdk.NewInt(1000e6)),
sdk.NewCoin("usdx", sdk.NewInt(5000e6)),
)
totalShares := sdk.NewInt(3000e6)
poolID := suite.setupPool(reserves, totalShares, owner.GetAddress())
suite.Keeper.DeletePool(suite.Ctx, poolID)
balance := sdk.NewCoins(
sdk.NewCoin("ukava", sdk.NewInt(10e6)),
sdk.NewCoin("usdx", sdk.NewInt(10e6)),
)
requester := suite.NewAccountFromAddr(sdk.AccAddress("requester-----------"), balance)
coinA := sdk.NewCoin("ukava", sdk.NewInt(1e6))
coinB := sdk.NewCoin("usdx", sdk.NewInt(5e6))
err := suite.Keeper.SwapForExactTokens(suite.Ctx, requester.GetAddress(), coinA, coinB, sdk.MustNewDecFromStr("0.01"))
suite.EqualError(err, "pool ukava:usdx not found: invalid pool")
err = suite.Keeper.SwapForExactTokens(suite.Ctx, requester.GetAddress(), coinB, coinA, sdk.MustNewDecFromStr("0.01"))
suite.EqualError(err, "pool ukava:usdx not found: invalid pool")
}
func (suite *keeperTestSuite) TestSwapForExactTokens_PanicOnInvalidPool() {
owner := suite.CreateAccount(sdk.Coins{})
reserves := sdk.NewCoins(
sdk.NewCoin("ukava", sdk.NewInt(1000e6)),
sdk.NewCoin("usdx", sdk.NewInt(5000e6)),
)
totalShares := sdk.NewInt(3000e6)
poolID := suite.setupPool(reserves, totalShares, owner.GetAddress())
poolRecord, found := suite.Keeper.GetPool(suite.Ctx, poolID)
suite.Require().True(found, "expected pool record to exist")
poolRecord.TotalShares = sdk.ZeroInt()
suite.Keeper.SetPool_Raw(suite.Ctx, poolRecord)
balance := sdk.NewCoins(
sdk.NewCoin("ukava", sdk.NewInt(10e6)),
sdk.NewCoin("usdx", sdk.NewInt(10e6)),
)
requester := suite.NewAccountFromAddr(sdk.AccAddress("requester-----------"), balance)
coinA := sdk.NewCoin("ukava", sdk.NewInt(1e6))
coinB := sdk.NewCoin("usdx", sdk.NewInt(5e6))
suite.PanicsWithValue("invalid pool ukava:usdx: total shares must be greater than zero: invalid pool", func() {
_ = suite.Keeper.SwapForExactTokens(suite.Ctx, requester.GetAddress(), coinA, coinB, sdk.MustNewDecFromStr("0.01"))
}, "expected invalid pool record to panic")
suite.PanicsWithValue("invalid pool ukava:usdx: total shares must be greater than zero: invalid pool", func() {
_ = suite.Keeper.SwapForExactTokens(suite.Ctx, requester.GetAddress(), coinB, coinA, sdk.MustNewDecFromStr("0.01"))
}, "expected invalid pool record to panic")
}
func (suite *keeperTestSuite) TestSwapForExactTokens_PanicOnInsufficientModuleAccFunds() {
owner := suite.CreateAccount(sdk.Coins{})
reserves := sdk.NewCoins(
sdk.NewCoin("ukava", sdk.NewInt(1000e6)),
sdk.NewCoin("usdx", sdk.NewInt(5000e6)),
)
totalShares := sdk.NewInt(3000e6)
suite.setupPool(reserves, totalShares, owner.GetAddress())
suite.RemoveCoinsFromModule(sdk.NewCoins(
sdk.NewCoin("ukava", sdk.NewInt(1000e6)),
sdk.NewCoin("usdx", sdk.NewInt(5000e6)),
))
balance := sdk.NewCoins(
sdk.NewCoin("ukava", sdk.NewInt(10e6)),
sdk.NewCoin("usdx", sdk.NewInt(10e6)),
)
requester := suite.NewAccountFromAddr(sdk.AccAddress("requester-----------"), balance)
coinA := sdk.NewCoin("ukava", sdk.NewInt(1e6))
coinB := sdk.NewCoin("usdx", sdk.NewInt(5e6))
suite.Panics(func() {
_ = suite.Keeper.SwapForExactTokens(suite.Ctx, requester.GetAddress(), coinA, coinB, sdk.MustNewDecFromStr("0.01"))
}, "expected panic when module account does not have enough funds")
suite.Panics(func() {
_ = suite.Keeper.SwapForExactTokens(suite.Ctx, requester.GetAddress(), coinA, coinB, sdk.MustNewDecFromStr("0.01"))
}, "expected panic when module account does not have enough funds")
}
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