package ante_test import ( "math/big" "testing" "time" "github.com/stretchr/testify/require" ethcmn "github.com/ethereum/go-ethereum/common" abci "github.com/tendermint/tendermint/abci/types" tmcrypto "github.com/tendermint/tendermint/crypto" sdk "github.com/cosmos/cosmos-sdk/types" "github.com/cosmos/ethermint/app" "github.com/cosmos/ethermint/app/ante" "github.com/cosmos/ethermint/types" evmtypes "github.com/cosmos/ethermint/x/evm/types" ) func requireValidTx( t *testing.T, anteHandler sdk.AnteHandler, ctx sdk.Context, tx sdk.Tx, sim bool, ) { _, err := anteHandler(ctx, tx, sim) require.NoError(t, err) } func requireInvalidTx( t *testing.T, anteHandler sdk.AnteHandler, ctx sdk.Context, tx sdk.Tx, sim bool, ) { _, err := anteHandler(ctx, tx, sim) require.Error(t, err) } func (suite *AnteTestSuite) TestValidEthTx() { suite.ctx = suite.ctx.WithBlockHeight(1) addr1, priv1 := newTestAddrKey() addr2, _ := newTestAddrKey() acc1 := suite.app.AccountKeeper.NewAccountWithAddress(suite.ctx, addr1) err := acc1.SetCoins(newTestCoins()) suite.Require().NoError(err) suite.app.AccountKeeper.SetAccount(suite.ctx, acc1) acc2 := suite.app.AccountKeeper.NewAccountWithAddress(suite.ctx, addr2) err = acc2.SetCoins(newTestCoins()) suite.Require().NoError(err) suite.app.AccountKeeper.SetAccount(suite.ctx, acc2) // require a valid Ethereum tx to pass to := ethcmn.BytesToAddress(addr2.Bytes()) amt := big.NewInt(32) gas := big.NewInt(20) ethMsg := evmtypes.NewMsgEthereumTx(0, &to, amt, 22000, gas, []byte("test")) tx := newTestEthTx(suite.ctx, ethMsg, priv1) requireValidTx(suite.T(), suite.anteHandler, suite.ctx, tx, false) } func (suite *AnteTestSuite) TestValidTx() { suite.ctx = suite.ctx.WithBlockHeight(1) addr1, priv1 := newTestAddrKey() addr2, priv2 := newTestAddrKey() acc1 := suite.app.AccountKeeper.NewAccountWithAddress(suite.ctx, addr1) err := acc1.SetCoins(newTestCoins()) suite.Require().NoError(err) suite.app.AccountKeeper.SetAccount(suite.ctx, acc1) acc2 := suite.app.AccountKeeper.NewAccountWithAddress(suite.ctx, addr2) err = acc2.SetCoins(newTestCoins()) suite.Require().NoError(err) suite.app.AccountKeeper.SetAccount(suite.ctx, acc2) // require a valid SDK tx to pass fee := newTestStdFee() msg1 := newTestMsg(addr1, addr2) msgs := []sdk.Msg{msg1} privKeys := []tmcrypto.PrivKey{priv1, priv2} accNums := []uint64{acc1.GetAccountNumber(), acc2.GetAccountNumber()} accSeqs := []uint64{acc1.GetSequence(), acc2.GetSequence()} tx := newTestSDKTx(suite.ctx, msgs, privKeys, accNums, accSeqs, fee) requireValidTx(suite.T(), suite.anteHandler, suite.ctx, tx, false) } func (suite *AnteTestSuite) TestSDKInvalidSigs() { suite.ctx = suite.ctx.WithBlockHeight(1) addr1, priv1 := newTestAddrKey() addr2, priv2 := newTestAddrKey() addr3, priv3 := newTestAddrKey() acc1 := suite.app.AccountKeeper.NewAccountWithAddress(suite.ctx, addr1) err := acc1.SetCoins(newTestCoins()) suite.Require().NoError(err) suite.app.AccountKeeper.SetAccount(suite.ctx, acc1) acc2 := suite.app.AccountKeeper.NewAccountWithAddress(suite.ctx, addr2) err = acc2.SetCoins(newTestCoins()) suite.Require().NoError(err) suite.app.AccountKeeper.SetAccount(suite.ctx, acc2) fee := newTestStdFee() msg1 := newTestMsg(addr1, addr2) // require validation failure with no signers msgs := []sdk.Msg{msg1} privKeys := []tmcrypto.PrivKey{} accNums := []uint64{acc1.GetAccountNumber(), acc2.GetAccountNumber()} accSeqs := []uint64{acc1.GetSequence(), acc2.GetSequence()} tx := newTestSDKTx(suite.ctx, msgs, privKeys, accNums, accSeqs, fee) requireInvalidTx(suite.T(), suite.anteHandler, suite.ctx, tx, false) // require validation failure with invalid number of signers msgs = []sdk.Msg{msg1} privKeys = []tmcrypto.PrivKey{priv1} accNums = []uint64{acc1.GetAccountNumber(), acc2.GetAccountNumber()} accSeqs = []uint64{acc1.GetSequence(), acc2.GetSequence()} tx = newTestSDKTx(suite.ctx, msgs, privKeys, accNums, accSeqs, fee) requireInvalidTx(suite.T(), suite.anteHandler, suite.ctx, tx, false) // require validation failure with an invalid signer msg2 := newTestMsg(addr1, addr3) msgs = []sdk.Msg{msg1, msg2} privKeys = []tmcrypto.PrivKey{priv1, priv2, priv3} accNums = []uint64{acc1.GetAccountNumber(), acc2.GetAccountNumber(), 0} accSeqs = []uint64{acc1.GetSequence(), acc2.GetSequence(), 0} tx = newTestSDKTx(suite.ctx, msgs, privKeys, accNums, accSeqs, fee) requireInvalidTx(suite.T(), suite.anteHandler, suite.ctx, tx, false) } func (suite *AnteTestSuite) TestSDKInvalidAcc() { suite.ctx = suite.ctx.WithBlockHeight(1) addr1, priv1 := newTestAddrKey() acc1 := suite.app.AccountKeeper.NewAccountWithAddress(suite.ctx, addr1) err := acc1.SetCoins(newTestCoins()) suite.Require().NoError(err) suite.app.AccountKeeper.SetAccount(suite.ctx, acc1) fee := newTestStdFee() msg1 := newTestMsg(addr1) msgs := []sdk.Msg{msg1} privKeys := []tmcrypto.PrivKey{priv1} // require validation failure with invalid account number accNums := []uint64{1} accSeqs := []uint64{acc1.GetSequence()} tx := newTestSDKTx(suite.ctx, msgs, privKeys, accNums, accSeqs, fee) requireInvalidTx(suite.T(), suite.anteHandler, suite.ctx, tx, false) // require validation failure with invalid sequence (nonce) accNums = []uint64{acc1.GetAccountNumber()} accSeqs = []uint64{1} tx = newTestSDKTx(suite.ctx, msgs, privKeys, accNums, accSeqs, fee) requireInvalidTx(suite.T(), suite.anteHandler, suite.ctx, tx, false) } func (suite *AnteTestSuite) TestEthInvalidSig() { suite.ctx = suite.ctx.WithBlockHeight(1) _, priv1 := newTestAddrKey() addr2, _ := newTestAddrKey() to := ethcmn.BytesToAddress(addr2.Bytes()) amt := big.NewInt(32) gas := big.NewInt(20) ethMsg := evmtypes.NewMsgEthereumTx(0, &to, amt, 22000, gas, []byte("test")) tx := newTestEthTx(suite.ctx, ethMsg, priv1) ctx := suite.ctx.WithChainID("4") requireInvalidTx(suite.T(), suite.anteHandler, ctx, tx, false) } func (suite *AnteTestSuite) TestEthInvalidNonce() { suite.ctx = suite.ctx.WithBlockHeight(1) addr1, priv1 := newTestAddrKey() addr2, _ := newTestAddrKey() acc := suite.app.AccountKeeper.NewAccountWithAddress(suite.ctx, addr1) err := acc.SetSequence(10) suite.Require().NoError(err) err = acc.SetCoins(newTestCoins()) suite.Require().NoError(err) suite.app.AccountKeeper.SetAccount(suite.ctx, acc) // require a valid Ethereum tx to pass to := ethcmn.BytesToAddress(addr2.Bytes()) amt := big.NewInt(32) gas := big.NewInt(20) ethMsg := evmtypes.NewMsgEthereumTx(0, &to, amt, 22000, gas, []byte("test")) tx := newTestEthTx(suite.ctx, ethMsg, priv1) requireInvalidTx(suite.T(), suite.anteHandler, suite.ctx, tx, false) } func (suite *AnteTestSuite) TestEthInsufficientBalance() { suite.ctx = suite.ctx.WithBlockHeight(1) addr1, priv1 := newTestAddrKey() addr2, _ := newTestAddrKey() acc := suite.app.AccountKeeper.NewAccountWithAddress(suite.ctx, addr1) suite.app.AccountKeeper.SetAccount(suite.ctx, acc) // require a valid Ethereum tx to pass to := ethcmn.BytesToAddress(addr2.Bytes()) amt := big.NewInt(32) gas := big.NewInt(20) ethMsg := evmtypes.NewMsgEthereumTx(0, &to, amt, 22000, gas, []byte("test")) tx := newTestEthTx(suite.ctx, ethMsg, priv1) requireInvalidTx(suite.T(), suite.anteHandler, suite.ctx, tx, false) } func (suite *AnteTestSuite) TestEthInvalidIntrinsicGas() { suite.ctx = suite.ctx.WithBlockHeight(1) addr1, priv1 := newTestAddrKey() addr2, _ := newTestAddrKey() acc := suite.app.AccountKeeper.NewAccountWithAddress(suite.ctx, addr1) err := acc.SetCoins(newTestCoins()) suite.Require().NoError(err) suite.app.AccountKeeper.SetAccount(suite.ctx, acc) // require a valid Ethereum tx to pass to := ethcmn.BytesToAddress(addr2.Bytes()) amt := big.NewInt(32) gas := big.NewInt(20) gasLimit := uint64(1000) ethMsg := evmtypes.NewMsgEthereumTx(0, &to, amt, gasLimit, gas, []byte("test")) tx := newTestEthTx(suite.ctx, ethMsg, priv1) requireInvalidTx(suite.T(), suite.anteHandler, suite.ctx, tx, false) } func (suite *AnteTestSuite) TestEthInvalidMempoolFees() { // setup app with checkTx = true suite.app = app.Setup(true) suite.ctx = suite.app.BaseApp.NewContext(true, abci.Header{Height: 1, ChainID: "3", Time: time.Now().UTC()}) suite.anteHandler = ante.NewAnteHandler(suite.app.AccountKeeper, suite.app.SupplyKeeper) suite.ctx = suite.ctx.WithMinGasPrices(sdk.NewDecCoins(sdk.NewCoins(sdk.NewCoin(types.DenomDefault, sdk.NewInt(500000))))) addr1, priv1 := newTestAddrKey() addr2, _ := newTestAddrKey() acc := suite.app.AccountKeeper.NewAccountWithAddress(suite.ctx, addr1) err := acc.SetCoins(newTestCoins()) suite.Require().NoError(err) suite.app.AccountKeeper.SetAccount(suite.ctx, acc) // require a valid Ethereum tx to pass to := ethcmn.BytesToAddress(addr2.Bytes()) amt := big.NewInt(32) gas := big.NewInt(20) ethMsg := evmtypes.NewMsgEthereumTx(0, &to, amt, 22000, gas, []byte("payload")) tx := newTestEthTx(suite.ctx, ethMsg, priv1) requireInvalidTx(suite.T(), suite.anteHandler, suite.ctx, tx, false) } func (suite *AnteTestSuite) TestEthInvalidChainID() { suite.ctx = suite.ctx.WithBlockHeight(1) addr1, priv1 := newTestAddrKey() addr2, _ := newTestAddrKey() acc := suite.app.AccountKeeper.NewAccountWithAddress(suite.ctx, addr1) err := acc.SetCoins(newTestCoins()) suite.Require().NoError(err) suite.app.AccountKeeper.SetAccount(suite.ctx, acc) // require a valid Ethereum tx to pass to := ethcmn.BytesToAddress(addr2.Bytes()) amt := big.NewInt(32) gas := big.NewInt(20) ethMsg := evmtypes.NewMsgEthereumTx(0, &to, amt, 22000, gas, []byte("test")) tx := newTestEthTx(suite.ctx, ethMsg, priv1) ctx := suite.ctx.WithChainID("bad-chain-id") requireInvalidTx(suite.T(), suite.anteHandler, ctx, tx, false) }