Files
ucan/did/crypto_test.go

85 lines
2.1 KiB
Go

package did_test
import (
"crypto/elliptic"
"crypto/rand"
"testing"
"github.com/libp2p/go-libp2p/core/crypto"
"github.com/multiformats/go-multicodec"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/ucan-wg/go-ucan/did"
)
const (
exampleDIDStr = "did:key:z6MkhaXgBZDvotDkL5257faiztiGiC2QtKLGpbnnEGta2doK"
examplePubKeyStr = "Lm/M42cB3HkUiODQsXRcweM6TByfzEHGO9ND274JcOY="
)
func TestFromPubKey(t *testing.T) {
t.Parallel()
_, ecdsaP256, err := crypto.GenerateECDSAKeyPairWithCurve(elliptic.P256(), rand.Reader)
require.NoError(t, err)
_, ecdsaP384, err := crypto.GenerateECDSAKeyPairWithCurve(elliptic.P384(), rand.Reader)
require.NoError(t, err)
_, ecdsaP521, err := crypto.GenerateECDSAKeyPairWithCurve(elliptic.P521(), rand.Reader)
require.NoError(t, err)
_, secp256k1PubKey1, err := crypto.GenerateSecp256k1Key(rand.Reader)
require.NoError(t, err)
test := func(pub crypto.PubKey, code multicodec.Code) func(t *testing.T) {
t.Helper()
return func(t *testing.T) {
t.Parallel()
id, err := did.FromPubKey(pub)
require.NoError(t, err)
p, err := id.PubKey()
require.NoError(t, err)
assert.Equal(t, pub, p)
}
}
t.Run("ECDSA with P256 curve", test(ecdsaP256, did.P256))
t.Run("ECDSA with P384 curve", test(ecdsaP384, did.P384))
t.Run("ECDSA with P521 curve", test(ecdsaP521, did.P521))
t.Run("With secp256k1 (secp256k1)", test(secp256k1PubKey1, did.Secp256k1))
id, err := did.FromPubKey(examplePubKey(t))
require.NoError(t, err)
require.Equal(t, exampleDID(t), id)
}
func TestToPubKey(t *testing.T) {
t.Parallel()
pubKey, err := did.ToPubKey(exampleDIDStr)
require.NoError(t, err)
require.Equal(t, examplePubKey(t), pubKey)
}
func exampleDID(t *testing.T) did.DID {
t.Helper()
id, err := did.Parse(exampleDIDStr)
require.NoError(t, err)
return id
}
func examplePubKey(t *testing.T) crypto.PubKey {
t.Helper()
pubKeyCfg, err := crypto.ConfigDecodeKey(examplePubKeyStr)
require.NoError(t, err)
pubKey, err := crypto.UnmarshalEd25519PublicKey(pubKeyCfg)
require.NoError(t, err)
return pubKey
}