laconicd/encoding/config_test.go

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package encoding_test
import (
"math/big"
"testing"
"github.com/stretchr/testify/require"
ethtypes "github.com/ethereum/go-ethereum/core/types"
"github.com/tharsis/ethermint/app"
"github.com/tharsis/ethermint/encoding"
"github.com/tharsis/ethermint/tests"
evmtypes "github.com/tharsis/ethermint/x/evm/types"
)
func TestTxEncoding(t *testing.T) {
addr, key := tests.NewAddrKey()
signer := tests.NewSigner(key)
msg := evmtypes.NewTxContract(big.NewInt(1), 1, big.NewInt(10), 100000, big.NewInt(1), []byte{}, nil)
msg.From = addr.Hex()
ethSigner := ethtypes.LatestSignerForChainID(big.NewInt(1))
err := msg.Sign(ethSigner, signer)
require.NoError(t, err)
cfg := encoding.MakeConfig(app.ModuleBasics)
bz, err := cfg.TxConfig.TxEncoder()(msg)
require.NoError(t, err, "encoding failed")
tx, err := cfg.TxConfig.TxDecoder()(bz)
require.NoError(t, err, "decoding failed")
require.IsType(t, &evmtypes.MsgEthereumTx{}, tx)
require.Equal(t, msg.Data, tx.(*evmtypes.MsgEthereumTx).Data)
// FIXME: transaction hashing is hardcoded on Terndermint:
// See https://github.com/tendermint/tendermint/issues/6539 for reference
// txHash := msg.AsTransaction().Hash()
// tmTx := tmtypes.Tx(bz)
// require.Equal(t, txHash.Bytes(), tmTx.Hash())
}