package app import ( "github.com/cosmos/cosmos-sdk/client" amino "github.com/cosmos/cosmos-sdk/codec" "github.com/cosmos/cosmos-sdk/codec/types" "github.com/cosmos/cosmos-sdk/simapp/params" sdk "github.com/cosmos/cosmos-sdk/types" "github.com/cosmos/cosmos-sdk/x/auth/tx" ethtypes "github.com/ethereum/go-ethereum/core/types" "github.com/cosmos/ethermint/codec" evmtypes "github.com/cosmos/ethermint/x/evm/types" ) // MakeEncodingConfig creates an EncodingConfig for testing func MakeEncodingConfig() params.EncodingConfig { cdc := amino.NewLegacyAmino() interfaceRegistry := types.NewInterfaceRegistry() marshaler := amino.NewProtoCodec(interfaceRegistry) encodingConfig := params.EncodingConfig{ InterfaceRegistry: interfaceRegistry, Marshaler: marshaler, TxConfig: NewTxConfig(marshaler), Amino: cdc, } codec.RegisterLegacyAminoCodec(encodingConfig.Amino) ModuleBasics.RegisterLegacyAminoCodec(encodingConfig.Amino) codec.RegisterInterfaces(encodingConfig.InterfaceRegistry) ModuleBasics.RegisterInterfaces(encodingConfig.InterfaceRegistry) return encodingConfig } type txConfig struct { cdc amino.ProtoCodecMarshaler client.TxConfig } // NewTxConfig returns a new protobuf TxConfig using the provided ProtoCodec and sign modes. The // first enabled sign mode will become the default sign mode. func NewTxConfig(marshaler amino.ProtoCodecMarshaler) client.TxConfig { return &txConfig{ marshaler, tx.NewTxConfig(marshaler, tx.DefaultSignModes), } } // TxEncoder overwrites sdk.TxEncoder to support MsgEthereumTx func (g txConfig) TxEncoder() sdk.TxEncoder { return func(tx sdk.Tx) ([]byte, error) { msg, ok := tx.(*evmtypes.MsgEthereumTx) if ok { return msg.AsTransaction().MarshalBinary() } return g.TxConfig.TxEncoder()(tx) } } // TxDecoder overwrites sdk.TxDecoder to support MsgEthereumTx func (g txConfig) TxDecoder() sdk.TxDecoder { return func(txBytes []byte) (sdk.Tx, error) { tx := ðtypes.Transaction{} err := tx.UnmarshalBinary(txBytes) if err == nil { msg := &evmtypes.MsgEthereumTx{} msg.FromEthereumTx(tx) return msg, nil } return g.TxConfig.TxDecoder()(txBytes) } }