mirror of
https://github.com/0glabs/0g-chain.git
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3afb656d1f
* Implement bep3 evm native conversion logic * Update changelog * Fix indentation * Add bep3 conversion keeper tests * make DefaultBEP3ConversionDenoms private * refactor bep3 conversion * update bep3 tests to cover all bep3 assets * minor refactor
416 lines
12 KiB
Go
416 lines
12 KiB
Go
package keeper_test
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import (
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"fmt"
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"testing"
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sdkmath "cosmossdk.io/math"
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/stretchr/testify/suite"
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"github.com/kava-labs/kava/x/evmutil/testutil"
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"github.com/kava-labs/kava/x/evmutil/types"
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)
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type Bep3ConversionTestSuite struct {
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testutil.Suite
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}
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var (
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bep3Denoms = []string{"bnb", "busd", "btcb", "xrpb"}
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)
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func TestBep3ConversionTestSuite(t *testing.T) {
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suite.Run(t, new(Bep3ConversionTestSuite))
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}
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func (suite *Bep3ConversionTestSuite) TestConvertCoinToERC20_Bep3() {
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for _, denom := range bep3Denoms {
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suite.testConvertBep3CoinToERC20(denom)
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}
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}
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func (suite *Bep3ConversionTestSuite) TestConvertERC20ToCoin_Bep3() {
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for _, denom := range bep3Denoms {
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suite.testConvertBep3ERC20ToCoin(denom)
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}
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}
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func (suite *Bep3ConversionTestSuite) setEnabledConversionPairDenom(denom string) {
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params := suite.Keeper.GetParams(suite.Ctx)
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params.EnabledConversionPairs[0].Denom = denom
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suite.Keeper.SetParams(suite.Ctx, params)
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}
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func (suite *Bep3ConversionTestSuite) testConvertBep3CoinToERC20(denom string) {
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invoker, err := sdk.AccAddressFromBech32("kava123fxg0l602etulhhcdm0vt7l57qya5wjcrwhzz")
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receiverAddr := testutil.MustNewInternalEVMAddressFromString("0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2")
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suite.Require().NoError(err)
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type errArgs struct {
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expectPass bool
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contains string
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}
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tests := []struct {
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name string
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userBankBalance sdkmath.Int
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expUserErc20Balance sdkmath.Int
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moduleErc20Balance sdkmath.Int
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expModuleErc20Balance sdkmath.Int
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disablePair bool
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conversionDenom string
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coinToConvert sdk.Coin
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errArgs errArgs
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}{
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{
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name: "success",
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userBankBalance: sdkmath.NewInt(1_234),
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moduleErc20Balance: sdkmath.NewInt(10e13),
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expUserErc20Balance: sdkmath.NewInt(1.234e13),
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expModuleErc20Balance: sdkmath.NewInt(8.766e13),
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coinToConvert: sdk.NewCoin(denom, sdkmath.NewInt(1_234)),
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errArgs: errArgs{
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expectPass: true,
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},
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},
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{
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name: "success - convert smallest unit",
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userBankBalance: sdkmath.NewInt(2),
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moduleErc20Balance: sdkmath.NewInt(10e13),
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expUserErc20Balance: sdkmath.NewInt(1e10),
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expModuleErc20Balance: sdkmath.NewInt(9.999e13),
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coinToConvert: sdk.NewCoin(denom, sdkmath.NewInt(1)),
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errArgs: errArgs{
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expectPass: true,
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},
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},
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{
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name: "success - no change when 0 amount converted",
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userBankBalance: sdkmath.NewInt(1234),
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moduleErc20Balance: sdkmath.NewInt(1e14),
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expUserErc20Balance: sdkmath.ZeroInt(),
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expModuleErc20Balance: sdkmath.NewInt(1e14),
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coinToConvert: sdk.NewCoin(denom, sdkmath.NewInt(0)),
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errArgs: errArgs{
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expectPass: true,
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},
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},
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{
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name: "error - bep3 not enabled",
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userBankBalance: sdkmath.NewInt(1_234),
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moduleErc20Balance: sdkmath.NewInt(1e14),
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disablePair: true,
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coinToConvert: sdk.NewCoin(denom, sdkmath.NewInt(1_234)),
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errArgs: errArgs{
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expectPass: false,
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contains: fmt.Sprintf("%s: ERC20 token not enabled to convert to sdk.Coin", denom),
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},
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},
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{
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name: "error - module account does not have enough balance to unlock",
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userBankBalance: sdkmath.NewInt(1_234),
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moduleErc20Balance: sdkmath.NewInt(1e9),
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coinToConvert: sdk.NewCoin(denom, sdkmath.NewInt(1)),
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errArgs: errArgs{
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expectPass: false,
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contains: "execution reverted: ERC20: transfer amount exceeds balance",
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},
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},
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{
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name: "success - not bep3 conversion",
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conversionDenom: "hard",
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userBankBalance: sdkmath.NewInt(1_234),
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moduleErc20Balance: sdkmath.NewInt(2_000),
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expUserErc20Balance: sdkmath.NewInt(1_234),
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expModuleErc20Balance: sdkmath.NewInt(766),
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coinToConvert: sdk.NewCoin("hard", sdkmath.NewInt(1_234)),
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errArgs: errArgs{
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expectPass: true,
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},
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},
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{
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name: "error - user converting more than user balance",
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userBankBalance: sdkmath.NewInt(1_234),
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moduleErc20Balance: sdkmath.NewInt(1e14),
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coinToConvert: sdk.NewCoin(denom, sdkmath.NewInt(20_000)),
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errArgs: errArgs{
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expectPass: false,
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contains: fmt.Sprintf("spendable balance 1234%s is smaller than 20000%s: insufficient funds", denom, denom),
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},
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},
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}
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for _, tc := range tests {
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suite.Run(fmt.Sprintf("%s: %s", denom, tc.name), func() {
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suite.SetupTest()
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contractAddr := suite.DeployERC20()
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// override conversion denom if needed
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conversionDenom := tc.conversionDenom
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if conversionDenom == "" {
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conversionDenom = denom
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}
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if !tc.disablePair {
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suite.setEnabledConversionPairDenom(conversionDenom)
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}
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pair := types.NewConversionPair(
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contractAddr,
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conversionDenom,
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)
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// fund user & module account
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if tc.userBankBalance.GT(sdkmath.ZeroInt()) {
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err = suite.App.FundAccount(
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suite.Ctx,
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invoker,
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sdk.NewCoins(sdk.NewCoin(conversionDenom, tc.userBankBalance)),
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)
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suite.Require().NoError(err)
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}
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if tc.moduleErc20Balance.GT(sdkmath.ZeroInt()) {
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err := suite.Keeper.MintERC20(
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suite.Ctx,
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pair.GetAddress(), // contractAddr
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types.NewInternalEVMAddress(types.ModuleEVMAddress), //receiver
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tc.moduleErc20Balance.BigInt(),
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)
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suite.Require().NoError(err)
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}
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// execute bep3 conversion
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err := suite.Keeper.ConvertCoinToERC20(suite.Ctx, invoker, receiverAddr, tc.coinToConvert)
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if tc.errArgs.expectPass {
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suite.Require().NoError(err)
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// validate user balance
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bal := suite.GetERC20BalanceOf(
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types.ERC20MintableBurnableContract.ABI,
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pair.GetAddress(),
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receiverAddr,
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)
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suite.Require().Equal(
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tc.expUserErc20Balance.BigInt().Int64(),
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bal.Int64(),
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"user erc20 balance should match expected amount",
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)
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// validate module balance
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bal = suite.GetERC20BalanceOf(
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types.ERC20MintableBurnableContract.ABI,
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pair.GetAddress(),
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types.NewInternalEVMAddress(types.ModuleEVMAddress),
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)
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suite.Require().Equal(
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tc.expModuleErc20Balance.BigInt().Int64(),
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bal.Int64(),
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"module erc20 balance should match expected amount",
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)
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// keeper event
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suite.EventsContains(suite.GetEvents(),
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sdk.NewEvent(
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types.EventTypeConvertCoinToERC20,
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sdk.NewAttribute(types.AttributeKeyInitiator, invoker.String()),
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sdk.NewAttribute(types.AttributeKeyReceiver, receiverAddr.String()),
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sdk.NewAttribute(types.AttributeKeyERC20Address, pair.GetAddress().String()),
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sdk.NewAttribute(types.AttributeKeyAmount, tc.coinToConvert.String()),
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))
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} else {
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suite.Require().Error(err)
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suite.Require().Contains(err.Error(), tc.errArgs.contains)
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}
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})
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}
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}
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func (suite *Bep3ConversionTestSuite) testConvertBep3ERC20ToCoin(denom string) {
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invoker := testutil.MustNewInternalEVMAddressFromString("0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2")
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invokerCosmosAddr, err := sdk.AccAddressFromHexUnsafe(invoker.String()[2:])
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suite.Require().NoError(err)
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type errArgs struct {
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expectPass bool
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contains string
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}
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tests := []struct {
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name string
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contractAddr string
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conversionDenom string
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disablePair bool
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userErc20Balance sdkmath.Int
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expUserBankBalance sdkmath.Int
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expUserErc20Balance sdkmath.Int
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convertAmount sdkmath.Int
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errArgs errArgs
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}{
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{
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name: "success - conversion with no dust",
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userErc20Balance: sdkmath.NewInt(1.12e18),
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expUserBankBalance: sdkmath.NewInt(1.0031e8),
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expUserErc20Balance: sdkmath.NewInt(0.1169e18),
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convertAmount: sdkmath.NewInt(1.0031e18),
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errArgs: errArgs{
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expectPass: true,
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},
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},
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{
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name: "success - convert smallest bank unit",
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userErc20Balance: sdkmath.NewInt(2e18),
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expUserBankBalance: sdkmath.NewInt(1),
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expUserErc20Balance: sdkmath.NewInt(1.99999999e18),
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convertAmount: sdkmath.NewInt(1.12e10),
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errArgs: errArgs{
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expectPass: true,
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},
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},
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{
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name: "success - bnb conversion with dust",
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userErc20Balance: sdkmath.NewInt(2e18),
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expUserBankBalance: sdkmath.NewInt(12),
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expUserErc20Balance: sdkmath.NewInt(1.99999988e18),
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convertAmount: sdkmath.NewInt(12.123e10),
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errArgs: errArgs{
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expectPass: true,
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},
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},
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{
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name: "fail - converting less than 1 bank unit",
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userErc20Balance: sdkmath.NewInt(2e18),
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convertAmount: sdkmath.NewInt(12e8),
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errArgs: errArgs{
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expectPass: false,
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contains: "unable to convert bep3 coin due converting less than 1 native unit",
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},
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},
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{
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name: "fail - contract not enabled",
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disablePair: true,
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contractAddr: "0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2",
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userErc20Balance: sdkmath.NewInt(2e18),
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convertAmount: sdkmath.NewInt(2e18),
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errArgs: errArgs{
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expectPass: false,
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contains: "ERC20 token not enabled to convert",
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},
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},
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{
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name: "fail - converting 0 amount of bep3 erc20 token",
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userErc20Balance: sdkmath.NewInt(2e18),
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convertAmount: sdkmath.NewInt(0),
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errArgs: errArgs{
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expectPass: false,
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contains: "unable to convert bep3 coin due converting less than 1 native unit",
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},
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},
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{
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name: "success - not bep3 conversion",
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conversionDenom: "xrp",
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userErc20Balance: sdkmath.NewInt(2.5e18),
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expUserBankBalance: sdkmath.NewInt(2.1e18),
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expUserErc20Balance: sdkmath.NewInt(0.4e18),
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convertAmount: sdkmath.NewInt(2.1e18),
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errArgs: errArgs{
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expectPass: true,
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},
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},
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{
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name: "fail - user converting more than user balance",
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userErc20Balance: sdkmath.NewInt(2e18),
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convertAmount: sdkmath.NewInt(2.3e18),
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errArgs: errArgs{
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expectPass: false,
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contains: "transfer amount exceeds balance",
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},
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},
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{
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name: "success - user converting more than balance but only by dust amount",
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userErc20Balance: sdkmath.NewInt(2e18),
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expUserBankBalance: sdkmath.NewInt(2e8),
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expUserErc20Balance: sdkmath.NewInt(0),
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convertAmount: sdkmath.NewInt(2.0000000091e18),
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errArgs: errArgs{
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expectPass: true,
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},
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},
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}
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for _, tc := range tests {
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suite.Run(fmt.Sprintf("%s: %s", denom, tc.name), func() {
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suite.SetupTest()
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contractAddr := suite.DeployERC20()
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// override conversion denom if needed
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conversionDenom := tc.conversionDenom
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if conversionDenom == "" {
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conversionDenom = denom
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}
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if !tc.disablePair {
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suite.setEnabledConversionPairDenom(conversionDenom)
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}
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if tc.contractAddr != "" {
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contractAddr = testutil.MustNewInternalEVMAddressFromString(tc.contractAddr)
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}
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pair := types.NewConversionPair(
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contractAddr,
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conversionDenom,
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)
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// fund user erc20 balance
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if tc.userErc20Balance.GT(sdkmath.ZeroInt()) {
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err := suite.Keeper.MintERC20(
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suite.Ctx,
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pair.GetAddress(),
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invoker,
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tc.userErc20Balance.BigInt(),
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)
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suite.Require().NoError(err)
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}
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// create user account, otherwise `CallEVMWithData` will fail due to failing to get user account when finding its sequence.
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err = suite.App.FundAccount(suite.Ctx, invokerCosmosAddr, sdk.NewCoins(sdk.NewCoin(conversionDenom, sdk.ZeroInt())))
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suite.Require().NoError(err)
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// execute bep3 conversion
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err := suite.Keeper.ConvertERC20ToCoin(suite.Ctx, invoker, invokerCosmosAddr, pair.GetAddress(), tc.convertAmount)
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if tc.errArgs.expectPass {
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suite.Require().NoError(err)
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// validate user balance after conversion
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bal := suite.GetERC20BalanceOf(
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types.ERC20MintableBurnableContract.ABI,
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pair.GetAddress(),
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testutil.MustNewInternalEVMAddressFromString(invoker.String()),
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)
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suite.Require().Equal(tc.expUserErc20Balance.BigInt().Int64(), bal.Int64(), "user erc20 balance is invalid")
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// validate user coin balance
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coinBal := suite.App.GetBankKeeper().GetBalance(suite.Ctx, invokerCosmosAddr, pair.Denom)
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suite.Require().Equal(tc.expUserBankBalance, coinBal.Amount, "user coin balance is invalid")
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// keeper event
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suite.EventsContains(suite.GetEvents(),
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sdk.NewEvent(
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types.EventTypeConvertERC20ToCoin,
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sdk.NewAttribute(types.AttributeKeyERC20Address, pair.GetAddress().String()),
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sdk.NewAttribute(types.AttributeKeyInitiator, invoker.String()),
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sdk.NewAttribute(types.AttributeKeyReceiver, invokerCosmosAddr.String()),
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sdk.NewAttribute(types.AttributeKeyAmount, sdk.NewCoin(pair.Denom, tc.expUserBankBalance).String()),
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))
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} else {
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suite.Require().Error(err)
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suite.Require().Contains(err.Error(), tc.errArgs.contains)
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}
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})
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}
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}
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