laconicd-deprecated/crypto/algorithm_test.go
Federico Kunze 592eca96bc
keys: fix privkey derivation (#554)
* keys: fix privkey derivation

* changelog

* add DeriveSecp256k1 test

Co-authored-by: araskachoi <choidanielw@gmail.com>
2020-09-29 17:10:56 -03:00

124 lines
2.9 KiB
Go

package crypto
import (
"strings"
"testing"
"github.com/stretchr/testify/require"
"github.com/ethereum/go-ethereum/common"
ethcrypto "github.com/ethereum/go-ethereum/crypto"
hdwallet "github.com/miguelmota/go-ethereum-hdwallet"
"github.com/cosmos/cosmos-sdk/crypto/keys"
"github.com/cosmos/cosmos-sdk/crypto/keys/hd"
"github.com/cosmos/cosmos-sdk/tests"
ethermint "github.com/cosmos/ethermint/types"
)
func TestEthermintKeygenFunc(t *testing.T) {
privkey, err := GenerateKey()
require.NoError(t, err)
testCases := []struct {
name string
privKey []byte
algo keys.SigningAlgo
expPass bool
}{
{
"valid ECDSA privKey",
ethcrypto.FromECDSA(privkey.ToECDSA()),
EthSecp256k1,
true,
},
{
"nil bytes, valid algo",
nil,
EthSecp256k1,
true,
},
{
"empty bytes, valid algo",
[]byte{},
EthSecp256k1,
true,
},
{
"invalid algo",
nil,
keys.MultiAlgo,
false,
},
}
for _, tc := range testCases {
privkey, err := EthermintKeygenFunc(tc.privKey, tc.algo)
if tc.expPass {
require.NoError(t, err, tc.name)
} else {
require.Error(t, err, tc.name)
require.Nil(t, privkey, tc.name)
}
}
}
func TestKeyring(t *testing.T) {
dir, cleanup := tests.NewTestCaseDir(t)
mockIn := strings.NewReader("")
t.Cleanup(cleanup)
kr, err := keys.NewKeyring("ethermint", keys.BackendTest, dir, mockIn, EthSecp256k1Options()...)
require.NoError(t, err)
// fail in retrieving key
info, err := kr.Get("foo")
require.Error(t, err)
require.Nil(t, info)
mockIn.Reset("password\npassword\n")
info, mnemonic, err := kr.CreateMnemonic("foo", keys.English, ethermint.BIP44HDPath, EthSecp256k1)
require.NoError(t, err)
require.NotEmpty(t, mnemonic)
require.Equal(t, "foo", info.GetName())
require.Equal(t, "local", info.GetType().String())
require.Equal(t, EthSecp256k1, info.GetAlgo())
params := *hd.NewFundraiserParams(0, ethermint.Bip44CoinType, 0)
hdPath := params.String()
bz, err := DeriveKey(mnemonic, keys.DefaultBIP39Passphrase, hdPath, keys.Secp256k1)
require.NoError(t, err)
require.NotEmpty(t, bz)
bz, err = DeriveSecp256k1(mnemonic, keys.DefaultBIP39Passphrase, hdPath)
require.NoError(t, err)
require.NotEmpty(t, bz)
bz, err = DeriveKey(mnemonic, keys.DefaultBIP39Passphrase, hdPath, keys.SigningAlgo(""))
require.Error(t, err)
require.Empty(t, bz)
bz, err = DeriveSecp256k1(mnemonic, keys.DefaultBIP39Passphrase, "/wrong/hdPath")
require.Error(t, err)
require.Empty(t, bz)
bz, err = DeriveKey(mnemonic, keys.DefaultBIP39Passphrase, hdPath, EthSecp256k1)
require.NoError(t, err)
require.NotEmpty(t, bz)
privkey := PrivKeySecp256k1(bz)
addr := common.BytesToAddress(privkey.PubKey().Address().Bytes())
wallet, err := hdwallet.NewFromMnemonic(mnemonic)
require.NoError(t, err)
path := hdwallet.MustParseDerivationPath(hdPath)
account, err := wallet.Derive(path, false)
require.NoError(t, err)
require.Equal(t, addr.String(), account.Address.String())
}