tutus-chain/pkg/consensus/crypto_test.go

26 lines
472 B
Go
Executable File

package consensus
import (
"crypto/sha256"
"testing"
"git.marketally.com/tutus-one/tutus-chain/pkg/crypto/keys"
"github.com/stretchr/testify/require"
)
func TestCrypt(t *testing.T) {
priv, err := keys.NewPrivateKey()
require.NoError(t, err)
pub := priv.PublicKey()
data := []byte{1, 2, 3, 4}
hash := sha256.Sum256(data)
sign := priv.Sign(data)
require.True(t, pub.Verify(sign, hash[:]))
sign[0] = ^sign[0]
require.False(t, pub.Verify(sign, hash[:]))
}