/
edx25519_test.go
141 lines (113 loc) · 4.39 KB
/
edx25519_test.go
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package keys_test
import (
"bytes"
"encoding/json"
"fmt"
"log"
"testing"
"github.com/keys-pub/keys"
"github.com/keys-pub/keys/encoding"
"github.com/stretchr/testify/require"
)
func TestEdX25519KeySeed(t *testing.T) {
sk := keys.GenerateEdX25519Key()
seed := sk.Seed()
skOut := keys.NewEdX25519KeyFromSeed(seed)
require.Equal(t, sk.PrivateKey(), skOut.PrivateKey())
require.True(t, sk.Equal(skOut))
sk2 := keys.NewEdX25519KeyFromSeed(testSeed(0x01))
require.False(t, sk.Equal(sk2))
}
func TestEdX25519KeyPaperKey(t *testing.T) {
k := keys.NewEdX25519KeyFromSeed(testSeed(0x01))
paperKey := k.PaperKey()
require.Equal(t, "absurd amount doctor acoustic avoid letter advice cage absurd amount doctor acoustic avoid letter advice cage absurd amount doctor acoustic avoid letter advice comic", paperKey)
}
func TestEdX25519KeySignVerify(t *testing.T) {
signKey := keys.GenerateEdX25519Key()
b := []byte("test message")
sig := signKey.Sign(b)
bout, err := signKey.PublicKey().Verify(sig)
require.NoError(t, err)
require.Equal(t, b, bout)
_, err = signKey.PublicKey().Verify(sig[0 : len(sig)-1])
require.EqualError(t, err, "verify failed")
sig2 := signKey.SignDetached(b)
err = signKey.PublicKey().VerifyDetached(sig2, b)
require.NoError(t, err)
err = signKey.PublicKey().VerifyDetached(sig2, []byte{0x01})
require.EqualError(t, err, "verify failed")
}
func TestNewEdX25519KeyFromPrivateKey(t *testing.T) {
_ = keys.NewEdX25519KeyFromPrivateKey(keys.Bytes64(bytes.Repeat([]byte{0x01}, 64)))
}
func TestX25519Match(t *testing.T) {
sk := keys.GenerateEdX25519Key()
bid := sk.X25519Key().ID()
sk2 := keys.GenerateEdX25519Key()
bid2 := sk2.X25519Key().ID()
require.True(t, keys.X25519Match(sk.ID(), sk.ID()))
require.True(t, keys.X25519Match(sk.ID(), bid))
require.True(t, keys.X25519Match(bid, bid))
require.True(t, keys.X25519Match(bid, sk.ID()))
require.False(t, keys.X25519Match(sk.ID(), sk2.ID()))
require.False(t, keys.X25519Match(sk.ID(), bid2))
require.False(t, keys.X25519Match(bid, bid2))
require.False(t, keys.X25519Match(bid, sk2.ID()))
}
func ExampleGenerateEdX25519Key() {
alice := keys.GenerateEdX25519Key()
fmt.Printf("Alice: %s\n", alice.ID())
}
func ExampleEdX25519Key_Sign() {
alice := keys.GenerateEdX25519Key()
msg := "I'm alice 🤓"
sig := alice.Sign([]byte(msg))
out, err := alice.PublicKey().Verify(sig)
if err != nil {
log.Fatal(err)
}
fmt.Printf("%s\n", string(out))
// Output:
// I'm alice 🤓
}
func TestSign(t *testing.T) {
// private := encoding.MustDecode("b18e1d0045995ec3d010c387ccfeb984d783af8fbb0f40fa7db126d889f6dadd", encoding.Hex)
// public := encoding.MustDecode("77f48b59caeda77751ed138b0ec667ff50f8768c25d48309a8f386a2bad187fb", encoding.Hex)
kp := encoding.MustDecode("b18e1d0045995ec3d010c387ccfeb984d783af8fbb0f40fa7db126d889f6dadd"+
"77f48b59caeda77751ed138b0ec667ff50f8768c25d48309a8f386a2bad187fb", encoding.Hex)
msg := encoding.MustDecode("916c7d1d268fc0e77c1bef238432573c39be577bbea0998936add2b50a653171"+
"ce18a542b0b7f96c1691a3be6031522894a8634183eda38798a0c5d5d79fbd01"+
"dd04a8646d71873b77b221998a81922d8105f892316369d5224c9983372d2313"+
"c6b1f4556ea26ba49d46e8b561e0fc76633ac9766e68e21fba7edca93c4c7460"+
"376d7f3ac22ff372c18f613f2ae2e856af40", encoding.Hex)
sig := encoding.MustDecode("6bd710a368c1249923fc7a1610747403040f0cc30815a00f9ff548a896bbda0b"+
"4eb2ca19ebcf917f0f34200a9edbad3901b64ab09cc5ef7b9bcc3c40c0ff7509", encoding.Hex)
key := keys.NewEdX25519KeyFromPrivateKey(keys.Bytes64(kp))
out := key.Sign(msg)
require.Equal(t, sig, out[:64])
out = key.SignDetached(msg)
require.Equal(t, sig, out)
}
func TestEdX25519JSON(t *testing.T) {
seed := keys.Bytes32(bytes.Repeat([]byte{0x01}, 32))
key := keys.NewEdX25519KeyFromSeed(seed)
type test struct {
Key *keys.EdX25519Key `json:"key"`
}
b, err := json.Marshal(test{Key: key})
require.NoError(t, err)
expected := `{"key":"AQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQE="}`
require.Equal(t, expected, string(b))
var out test
err = json.Unmarshal(b, &out)
require.NoError(t, err)
require.Equal(t, key.Private(), out.Key.Private())
require.Equal(t, key.Public(), out.Key.Public())
// 64 byte private key
old := `{"key":"AQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQGKiOPddAnxlf1S2y08ul1yymcJvx2UEhvzdIgBtA9vXA=="}`
err = json.Unmarshal([]byte(old), &out)
require.NoError(t, err)
require.Equal(t, key.Private(), out.Key.Private())
require.Equal(t, key.Public(), out.Key.Public())
}