mirror of
https://github.com/nspcc-dev/neo-go.git
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81 lines
2.2 KiB
Go
81 lines
2.2 KiB
Go
package keys
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import (
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"crypto/ecdsa"
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"testing"
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"github.com/btcsuite/btcd/btcec"
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"github.com/nspcc-dev/neo-go/pkg/crypto/hash"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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func TestPubKeyVerify(t *testing.T) {
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var data = []byte("sample")
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hashedData := hash.Sha256(data)
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t.Run("Secp256r1", func(t *testing.T) {
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privKey, err := NewPrivateKey()
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assert.Nil(t, err)
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signedData := privKey.Sign(data)
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pubKey := privKey.PublicKey()
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result := pubKey.Verify(signedData, hashedData.BytesBE())
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expected := true
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assert.Equal(t, expected, result)
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pubKey = &PublicKey{}
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assert.False(t, pubKey.Verify(signedData, hashedData.BytesBE()))
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})
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t.Run("Secp256k1", func(t *testing.T) {
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privateKey, err := btcec.NewPrivateKey(btcec.S256())
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assert.Nil(t, err)
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signature, err := privateKey.Sign(hashedData.BytesBE())
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require.NoError(t, err)
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signedData := append(signature.R.Bytes(), signature.S.Bytes()...)
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pubKey := PublicKey(ecdsa.PublicKey{
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Curve: btcec.S256(),
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X: privateKey.X,
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Y: privateKey.Y,
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})
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require.True(t, pubKey.Verify(signedData, hashedData.BytesBE()))
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pubKey = PublicKey{}
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assert.False(t, pubKey.Verify(signedData, hashedData.BytesBE()))
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})
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}
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func TestWrongPubKey(t *testing.T) {
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sample := []byte("sample")
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hashedData := hash.Sha256(sample)
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t.Run("Secp256r1", func(t *testing.T) {
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privKey, _ := NewPrivateKey()
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signedData := privKey.Sign(sample)
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secondPrivKey, _ := NewPrivateKey()
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wrongPubKey := secondPrivKey.PublicKey()
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actual := wrongPubKey.Verify(signedData, hashedData.BytesBE())
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expcted := false
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assert.Equal(t, expcted, actual)
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})
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t.Run("Secp256k1", func(t *testing.T) {
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privateKey, err := btcec.NewPrivateKey(btcec.S256())
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assert.Nil(t, err)
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signature, err := privateKey.Sign(hashedData.BytesBE())
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assert.Nil(t, err)
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signedData := append(signature.R.Bytes(), signature.S.Bytes()...)
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secondPrivKey, err := btcec.NewPrivateKey(btcec.S256())
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assert.Nil(t, err)
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wrongPubKey := PublicKey(ecdsa.PublicKey{
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Curve: btcec.S256(),
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X: secondPrivKey.X,
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Y: secondPrivKey.Y,
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})
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assert.False(t, wrongPubKey.Verify(signedData, hashedData.BytesBE()))
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})
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}
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