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0g-chain/x/evmutil/keeper/conversion_evm_native_bep3_test.go
0g-wh c949c06fce rebase to kava cosmos 0.47 upgrade 
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rename

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2024-08-03 15:05:14 +08:00

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