mirror of
https://github.com/0glabs/0g-chain.git
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7cff7bec23
* add NodeRunner impl for connecting to live network * refactor out node runner setups * remove hardcoded denom for DeployedErc20 * further specify restrictions on DeployedErc20 * don't override .env funded account mnemonic * lower amounts for convert to coin e2e tests * lower fund values used by e2e tests * add doc comments for all e2e functions & types
74 lines
2.1 KiB
Go
74 lines
2.1 KiB
Go
package e2e_test
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import (
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"context"
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"math/big"
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"os"
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"path/filepath"
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"strings"
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"github.com/pelletier/go-toml/v2"
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sdk "github.com/cosmos/cosmos-sdk/types"
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ethtypes "github.com/ethereum/go-ethereum/core/types"
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"github.com/kava-labs/kava/app"
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"github.com/kava-labs/kava/tests/util"
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)
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func (suite *IntegrationTestSuite) TestEthGasPriceReturnsMinFee() {
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// read expected min fee from app.toml
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minGasPrices, err := getMinFeeFromAppToml(suite.KavaHomePath())
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suite.NoError(err)
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// evm uses akava, get akava min fee
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evmMinGas := minGasPrices.AmountOf("akava").TruncateInt().BigInt()
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// returns eth_gasPrice, units in kava
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gasPrice, err := suite.Kava.EvmClient.SuggestGasPrice(context.Background())
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suite.NoError(err)
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suite.Equal(evmMinGas, gasPrice)
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}
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func (suite *IntegrationTestSuite) TestEvmRespectsMinFee() {
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// setup sender & receiver
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sender := suite.Kava.NewFundedAccount("evm-min-fee-test-sender", sdk.NewCoins(ukava(1e3)))
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randoReceiver := util.SdkToEvmAddress(app.RandomAddress())
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// get min gas price for evm (from app.toml)
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minFees, err := getMinFeeFromAppToml(suite.KavaHomePath())
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suite.NoError(err)
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minGasPrice := minFees.AmountOf("akava").TruncateInt()
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// attempt tx with less than min gas price (min fee - 1)
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tooLowGasPrice := minGasPrice.Sub(sdk.OneInt()).BigInt()
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req := util.EvmTxRequest{
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Tx: ethtypes.NewTransaction(0, randoReceiver, big.NewInt(5e2), 1e5, tooLowGasPrice, nil),
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Data: "this tx should fail because it's gas price is too low",
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}
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res := sender.SignAndBroadcastEvmTx(req)
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// expect the tx to fail!
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suite.ErrorAs(res.Err, &util.ErrEvmFailedToBroadcast{})
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suite.ErrorContains(res.Err, "insufficient fee")
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}
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func getMinFeeFromAppToml(kavaHome string) (sdk.DecCoins, error) {
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// read the expected min gas price from app.toml
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parsed := struct {
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MinGasPrices string `toml:"minimum-gas-prices"`
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}{}
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appToml, err := os.ReadFile(filepath.Join(kavaHome, "config", "app.toml"))
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if err != nil {
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return nil, err
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}
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err = toml.Unmarshal(appToml, &parsed)
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if err != nil {
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return nil, err
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}
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// convert to dec coins
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return sdk.ParseDecCoins(strings.ReplaceAll(parsed.MinGasPrices, ";", ","))
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}
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