mirror of
https://github.com/0glabs/0g-chain.git
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3366b3b3e3
* add helpers & tests for erc20 eth_call query & transfer * make encoding config public * add evm client & raw evm signer to account * test eip712 signing and broadcast * update for cosmos v46 * update kvtool * temporarily disable ibc tests & skip shutdown * disable all but eip712 test and massively simplify * add EIP712 tx builder & setup basic MsgSend test * reenable all tests * add eip712 test that deposits erc20 into earn * update kvtool to master branch
62 lines
2.0 KiB
Go
62 lines
2.0 KiB
Go
package testutil
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import (
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"context"
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"fmt"
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"math/big"
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"github.com/ethereum/go-ethereum"
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"github.com/ethereum/go-ethereum/common"
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ethtypes "github.com/ethereum/go-ethereum/core/types"
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"github.com/kava-labs/kava/tests/e2e/contracts/greeter"
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"github.com/kava-labs/kava/tests/util"
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)
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// InitKavaEvmData is run after the chain is running, but before the tests are run.
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// It is used to initialize some EVM state, such as deploying contracts.
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func (suite *E2eTestSuite) InitKavaEvmData() {
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whale := suite.Kava.GetAccount(FundedAccountName)
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// ensure funded account has nonzero erc20 balance
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balance := suite.GetErc20Balance(whale.EvmAddress)
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if balance.Cmp(big.NewInt(0)) != 1 {
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panic(fmt.Sprintf("expected funded account (%s) to have erc20 balance", whale.EvmAddress.Hex()))
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}
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// deploy an example contract
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greeterAddr, _, _, err := greeter.DeployGreeter(
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whale.evmSigner.Auth,
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whale.evmSigner.EvmClient,
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"what's up!",
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)
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suite.NoError(err, "failed to deploy a contract to the EVM")
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suite.Kava.ContractAddrs["greeter"] = greeterAddr
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}
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func (suite *E2eTestSuite) FundKavaErc20Balance(toAddress common.Address, amount *big.Int) EvmTxResponse {
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// funded account should have erc20 balance
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whale := suite.Kava.GetAccount(FundedAccountName)
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data := util.BuildErc20TransferCallData(whale.EvmAddress, toAddress, amount)
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nonce, err := suite.Kava.EvmClient.PendingNonceAt(context.Background(), whale.EvmAddress)
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suite.NoError(err)
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req := util.EvmTxRequest{
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Tx: ethtypes.NewTransaction(nonce, suite.DeployedErc20Address, big.NewInt(0), 1e5, big.NewInt(1e10), data),
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Data: fmt.Sprintf("fund %s with ERC20 balance (%s)", toAddress.Hex(), amount.String()),
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}
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return whale.SignAndBroadcastEvmTx(req)
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}
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func (suite *E2eTestSuite) GetErc20Balance(address common.Address) *big.Int {
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resData, err := suite.Kava.EvmClient.CallContract(context.Background(), ethereum.CallMsg{
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To: &suite.DeployedErc20Address,
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Data: util.BuildErc20BalanceOfCallData(address),
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}, nil)
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suite.NoError(err)
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return new(big.Int).SetBytes(resData)
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}
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