neoneo-go/pkg/crypto/keys/publickey_test.go
Evgenii Stratonikov 1611ede58c crypto/keys: implement NewPublicKeyFromBytes()
It is convenient to have a single function instead of
allocating new `PublicKey` and using `DecodeBytes()` on it.
2020-04-13 13:13:15 +03:00

185 lines
5.2 KiB
Go

package keys
import (
"encoding/hex"
"encoding/json"
"math/rand"
"sort"
"testing"
"github.com/nspcc-dev/neo-go/pkg/internal/testserdes"
"github.com/stretchr/testify/require"
)
func TestEncodeDecodeInfinity(t *testing.T) {
key := &PublicKey{}
b, err := testserdes.EncodeBinary(key)
require.NoError(t, err)
require.Equal(t, 1, len(b))
keyDecode := &PublicKey{}
require.NoError(t, keyDecode.DecodeBytes(b))
require.Equal(t, []byte{0x00}, keyDecode.Bytes())
}
func TestEncodeDecodePublicKey(t *testing.T) {
for i := 0; i < 4; i++ {
k, err := NewPrivateKey()
require.NoError(t, err)
p := k.PublicKey()
testserdes.EncodeDecodeBinary(t, p, new(PublicKey))
}
errCases := [][]byte{{}, {0x02}, {0x04}}
for _, tc := range errCases {
require.Error(t, testserdes.DecodeBinary(tc, new(PublicKey)))
}
}
func TestNewPublicKeyFromBytes(t *testing.T) {
priv, err := NewPrivateKey()
require.NoError(t, err)
b := priv.PublicKey().Bytes()
pub, err := NewPublicKeyFromBytes(b)
require.NoError(t, err)
require.Equal(t, priv.PublicKey(), pub)
}
func TestDecodeFromString(t *testing.T) {
str := "03b209fd4f53a7170ea4444e0cb0a6bb6a53c2bd016926989cf85f9b0fba17a70c"
pubKey, err := NewPublicKeyFromString(str)
require.NoError(t, err)
require.Equal(t, str, hex.EncodeToString(pubKey.Bytes()))
_, err = NewPublicKeyFromString(str[2:])
require.Error(t, err)
str = "zzb209fd4f53a7170ea4444e0cb0a6bb6a53c2bd016926989cf85f9b0fba17a70c"
_, err = NewPublicKeyFromString(str)
require.Error(t, err)
}
func TestDecodeFromStringBadCompressed(t *testing.T) {
str := "02ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
_, err := NewPublicKeyFromString(str)
require.Error(t, err)
}
func TestDecodeFromStringBadXMoreThanP(t *testing.T) {
str := "02ffffffff00000001000000000000000000000001ffffffffffffffffffffffff"
_, err := NewPublicKeyFromString(str)
require.Error(t, err)
}
func TestDecodeFromStringNotOnCurve(t *testing.T) {
str := "04ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
_, err := NewPublicKeyFromString(str)
require.Error(t, err)
}
func TestDecodeFromStringUncompressed(t *testing.T) {
str := "046b17d1f2e12c4247f8bce6e563a440f277037d812deb33a0f4a13945d898c2964fe342e2fe1a7f9b8ee7eb4a7c0f9e162bce33576b315ececbb6406837bf51f5"
_, err := NewPublicKeyFromString(str)
require.NoError(t, err)
}
func TestPubkeyToAddress(t *testing.T) {
pubKey, err := NewPublicKeyFromString("031ee4e73a17d8f76dc02532e2620bcb12425b33c0c9f9694cc2caa8226b68cad4")
require.NoError(t, err)
actual := pubKey.Address()
expected := "AUpGsNCHzSimeMRVPQfhwrVdiUp8Q2N2Qx"
require.Equal(t, expected, actual)
}
func TestDecodeBytes(t *testing.T) {
pubKey := getPubKey(t)
decodedPubKey := &PublicKey{}
err := decodedPubKey.DecodeBytes(pubKey.Bytes())
require.NoError(t, err)
require.Equal(t, pubKey, decodedPubKey)
}
func TestSort(t *testing.T) {
pubs1 := make(PublicKeys, 10)
for i := range pubs1 {
priv, err := NewPrivateKey()
require.NoError(t, err)
pubs1[i] = priv.PublicKey()
}
pubs2 := make(PublicKeys, len(pubs1))
copy(pubs2, pubs1)
sort.Sort(pubs1)
rand.Shuffle(len(pubs2), func(i, j int) {
pubs2[i], pubs2[j] = pubs2[j], pubs2[i]
})
sort.Sort(pubs2)
// Check that sort on the same set of values produce the same result.
require.Equal(t, pubs1, pubs2)
}
func TestContains(t *testing.T) {
pubKey := getPubKey(t)
pubKeys := &PublicKeys{getPubKey(t)}
pubKeys.Contains(pubKey)
require.True(t, pubKeys.Contains(pubKey))
}
func TestUnique(t *testing.T) {
pubKeys := &PublicKeys{getPubKey(t), getPubKey(t)}
unique := pubKeys.Unique()
require.Equal(t, 1, unique.Len())
}
func getPubKey(t *testing.T) *PublicKey {
pubKey, err := NewPublicKeyFromString("031ee4e73a17d8f76dc02532e2620bcb12425b33c0c9f9694cc2caa8226b68cad4")
require.NoError(t, err)
return pubKey
}
func TestMarshallJSON(t *testing.T) {
str := "03b209fd4f53a7170ea4444e0cb0a6bb6a53c2bd016926989cf85f9b0fba17a70c"
pubKey, err := NewPublicKeyFromString(str)
require.NoError(t, err)
bytes, err := json.Marshal(&pubKey)
require.NoError(t, err)
require.Equal(t, []byte(`"`+str+`"`), bytes)
}
func TestUnmarshallJSON(t *testing.T) {
str := "03b209fd4f53a7170ea4444e0cb0a6bb6a53c2bd016926989cf85f9b0fba17a70c"
expected, err := NewPublicKeyFromString(str)
require.NoError(t, err)
actual := &PublicKey{}
err = json.Unmarshal([]byte(`"`+str+`"`), actual)
require.NoError(t, err)
require.Equal(t, expected, actual)
}
func TestUnmarshallJSONBadCompresed(t *testing.T) {
str := `"02ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"`
actual := &PublicKey{}
err := json.Unmarshal([]byte(str), actual)
require.Error(t, err)
}
func TestUnmarshallJSONNotAHex(t *testing.T) {
str := `"04Tb17d1f2e12c4247f8bce6e563a440f277037d812deb33a0f4a13945d898c2964fe342e2fe1a7f9b8ee7eb4a7c0f9e162bce33576b315ececbb6406837bf51f5"`
actual := &PublicKey{}
err := json.Unmarshal([]byte(str), actual)
require.Error(t, err)
}
func TestUnmarshallJSONBadFormat(t *testing.T) {
str := "046b17d1f2e12c4247f8bce6e563a440f277037d812deb33a0f4a13945d898c2964fe342e2fe1a7f9b8ee7eb4a7c0f9e162bce33576b315ececbb6406837bf51f5"
actual := &PublicKey{}
err := json.Unmarshal([]byte(str), actual)
require.Error(t, err)
}