0g-chain/tests/e2e/e2e_evm_contracts_test.go

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package e2e_test
import (
"context"
"math/big"
"time"
sdkerrors "cosmossdk.io/errors"
sdk "github.com/cosmos/cosmos-sdk/types"
txtypes "github.com/cosmos/cosmos-sdk/types/tx"
banktypes "github.com/cosmos/cosmos-sdk/x/bank/types"
"github.com/kava-labs/kava/app"
earntypes "github.com/kava-labs/kava/x/earn/types"
evmutiltypes "github.com/kava-labs/kava/x/evmutil/types"
"github.com/kava-labs/kava/tests/e2e/contracts/greeter"
"github.com/kava-labs/kava/tests/util"
)
func (suite *IntegrationTestSuite) TestEthCallToGreeterContract() {
// this test manipulates state of the Greeter contract which means other tests shouldn't use it.
// setup funded account to interact with contract
user := suite.Kava.NewFundedAccount("greeter-contract-user", sdk.NewCoins(ukava(1e6)))
greeterAddr := suite.Kava.ContractAddrs["greeter"]
contract, err := greeter.NewGreeter(greeterAddr, suite.Kava.EvmClient)
suite.NoError(err)
beforeGreeting, err := contract.Greet(nil)
suite.NoError(err)
updatedGreeting := "look at me, using the evm"
tx, err := contract.SetGreeting(user.EvmAuth, updatedGreeting)
suite.NoError(err)
_, err = util.WaitForEvmTxReceipt(suite.Kava.EvmClient, tx.Hash(), 10*time.Second)
suite.NoError(err)
afterGreeting, err := contract.Greet(nil)
suite.NoError(err)
suite.Equal("what's up!", beforeGreeting)
suite.Equal(updatedGreeting, afterGreeting)
}
func (suite *IntegrationTestSuite) TestEthCallToErc20() {
randoReceiver := util.SdkToEvmAddress(app.RandomAddress())
amount := big.NewInt(1e3)
// make unauthenticated eth_call query to check balance
beforeBalance := suite.Kava.GetErc20Balance(suite.DeployedErc20.Address, randoReceiver)
// make authenticate eth_call to transfer tokens
res := suite.FundKavaErc20Balance(randoReceiver, amount)
suite.NoError(res.Err)
// make another unauthenticated eth_call query to check new balance
afterBalance := suite.Kava.GetErc20Balance(suite.DeployedErc20.Address, randoReceiver)
suite.BigIntsEqual(big.NewInt(0), beforeBalance, "expected before balance to be zero")
suite.BigIntsEqual(amount, afterBalance, "unexpected post-transfer balance")
}
func (suite *IntegrationTestSuite) TestEip712BasicMessageAuthorization() {
// create new funded account
sender := suite.Kava.NewFundedAccount("eip712-msgSend", sdk.NewCoins(ukava(2e4)))
receiver := app.RandomAddress()
// setup message for sending some kava to random receiver
msgs := []sdk.Msg{
banktypes.NewMsgSend(sender.SdkAddress, receiver, sdk.NewCoins(ukava(1e3))),
}
// create tx
tx := suite.NewEip712TxBuilder(
sender,
suite.Kava,
1e6,
sdk.NewCoins(ukava(1e4)),
msgs,
"this is a memo",
).GetTx()
txBytes, err := suite.Kava.EncodingConfig.TxConfig.TxEncoder()(tx)
suite.NoError(err)
// broadcast tx
res, err := suite.Kava.Tx.BroadcastTx(context.Background(), &txtypes.BroadcastTxRequest{
TxBytes: txBytes,
Mode: txtypes.BroadcastMode_BROADCAST_MODE_SYNC,
})
suite.NoError(err)
suite.Equal(sdkerrors.SuccessABCICode, res.TxResponse.Code)
_, err = util.WaitForSdkTxCommit(suite.Kava.Tx, res.TxResponse.TxHash, 6*time.Second)
suite.NoError(err)
// check that the message was processed & the kava is transferred.
balRes, err := suite.Kava.Bank.Balance(context.Background(), &banktypes.QueryBalanceRequest{
Address: receiver.String(),
Denom: "ukava",
})
suite.NoError(err)
suite.Equal(sdk.NewInt(1e3), balRes.Balance.Amount)
}
// Note that this test works because the deployed erc20 is configured in evmutil & earn params.
func (suite *IntegrationTestSuite) TestEip712ConvertToCoinAndDepositToEarn() {
amount := sdk.NewInt(1e4) // .04 USDC
sdkDenom := suite.DeployedErc20.CosmosDenom
// create new funded account
depositor := suite.Kava.NewFundedAccount("eip712-earn-depositor", sdk.NewCoins(ukava(1e5)))
// give them erc20 balance to deposit
fundRes := suite.FundKavaErc20Balance(depositor.EvmAddress, amount.BigInt())
suite.NoError(fundRes.Err)
// setup messages for convert to coin & deposit into earn
convertMsg := evmutiltypes.NewMsgConvertERC20ToCoin(
evmutiltypes.NewInternalEVMAddress(depositor.EvmAddress),
depositor.SdkAddress,
evmutiltypes.NewInternalEVMAddress(suite.DeployedErc20.Address),
amount,
)
depositMsg := earntypes.NewMsgDeposit(
depositor.SdkAddress.String(),
sdk.NewCoin(sdkDenom, amount),
earntypes.STRATEGY_TYPE_SAVINGS,
)
msgs := []sdk.Msg{
// convert to coin
&convertMsg,
// deposit into earn
depositMsg,
}
// create tx
tx := suite.NewEip712TxBuilder(
depositor,
suite.Kava,
1e6,
sdk.NewCoins(ukava(1e4)),
msgs,
"depositing my USDC into Earn!",
).GetTx()
txBytes, err := suite.Kava.EncodingConfig.TxConfig.TxEncoder()(tx)
suite.NoError(err)
// broadcast tx
res, err := suite.Kava.Tx.BroadcastTx(context.Background(), &txtypes.BroadcastTxRequest{
TxBytes: txBytes,
Mode: txtypes.BroadcastMode_BROADCAST_MODE_SYNC,
})
suite.NoError(err)
suite.Equal(sdkerrors.SuccessABCICode, res.TxResponse.Code)
_, err = util.WaitForSdkTxCommit(suite.Kava.Tx, res.TxResponse.TxHash, 6*time.Second)
suite.NoError(err)
// check that depositor no longer has erc20 balance
balance := suite.Kava.GetErc20Balance(suite.DeployedErc20.Address, depositor.EvmAddress)
suite.BigIntsEqual(big.NewInt(0), balance, "expected no erc20 balance")
// check that account has an earn deposit position
earnRes, err := suite.Kava.Earn.Deposits(context.Background(), &earntypes.QueryDepositsRequest{
Depositor: depositor.SdkAddress.String(),
Denom: sdkDenom,
})
suite.NoError(err)
suite.Len(earnRes.Deposits, 1)
suite.Equal(sdk.NewDecFromInt(amount), earnRes.Deposits[0].Shares.AmountOf(sdkDenom))
}