mirror of
https://github.com/0glabs/0g-chain.git
synced 2024-11-14 03:55:19 +00:00
41 lines
1.2 KiB
Go
41 lines
1.2 KiB
Go
package app
|
|
|
|
import (
|
|
"fmt"
|
|
|
|
"github.com/tendermint/tendermint/crypto/secp256k1"
|
|
|
|
sdk "github.com/cosmos/cosmos-sdk/types"
|
|
"github.com/cosmos/cosmos-sdk/x/auth"
|
|
"github.com/cosmos/cosmos-sdk/x/bank"
|
|
"github.com/kava-labs/kava/app"
|
|
)
|
|
|
|
// This will fail half the time with the second output being 173
|
|
// This is due to secp256k1 signatures not being constant size.
|
|
// nolint: vet
|
|
func ExampleTxSendSize() {
|
|
cdc := app.MakeCodec()
|
|
var gas uint64 = 1
|
|
|
|
priv1 := secp256k1.GenPrivKeySecp256k1([]byte{0})
|
|
addr1 := sdk.AccAddress(priv1.PubKey().Address())
|
|
priv2 := secp256k1.GenPrivKeySecp256k1([]byte{1})
|
|
addr2 := sdk.AccAddress(priv2.PubKey().Address())
|
|
coins := sdk.Coins{sdk.NewCoin("denom", sdk.NewInt(10))}
|
|
msg1 := bank.MsgMultiSend{
|
|
Inputs: []bank.Input{bank.NewInput(addr1, coins)},
|
|
Outputs: []bank.Output{bank.NewOutput(addr2, coins)},
|
|
}
|
|
fee := auth.NewStdFee(gas, coins)
|
|
signBytes := auth.StdSignBytes("example-chain-ID",
|
|
1, 1, fee, []sdk.Msg{msg1}, "")
|
|
sig, _ := priv1.Sign(signBytes)
|
|
sigs := []auth.StdSignature{{nil, sig}}
|
|
tx := auth.NewStdTx([]sdk.Msg{msg1}, fee, sigs, "")
|
|
fmt.Println(len(cdc.MustMarshalBinaryBare([]sdk.Msg{msg1})))
|
|
fmt.Println(len(cdc.MustMarshalBinaryBare(tx)))
|
|
// output: 80
|
|
// 169
|
|
}
|