85 lines
2.2 KiB
Go
85 lines
2.2 KiB
Go
package didkey_test
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import (
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"encoding/base64"
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"fmt"
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"testing"
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"github.com/stretchr/testify/require"
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"github.com/ucan-wg/go-did-it"
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"github.com/ucan-wg/go-did-it/crypto/ed25519"
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didkey "github.com/ucan-wg/go-did-it/verifiers/did-key"
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)
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func ExampleGenerateKeyPair() {
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// Generate a key pair
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pub, priv, err := ed25519.GenerateKeyPair()
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handleErr(err)
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fmt.Println("Public key:", pub.ToPublicKeyMultibase())
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fmt.Println("Private key:", base64.StdEncoding.EncodeToString(priv.ToBytes()))
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// Make the associated did:key
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dk := didkey.FromPrivateKey(priv)
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fmt.Println("Did:", dk.String())
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// Produce a signature
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msg := []byte("message")
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sig, err := priv.SignToBytes(msg)
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handleErr(err)
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fmt.Println("Signature:", base64.StdEncoding.EncodeToString(sig))
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// Resolve the DID and verify a signature
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doc, err := dk.Document()
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handleErr(err)
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ok, _ := did.TryAllVerify(doc.Authentication(), msg, sig)
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fmt.Println("Signature verified:", ok)
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}
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func TestParseDIDKey(t *testing.T) {
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str := "did:key:z6Mkod5Jr3yd5SC7UDueqK4dAAw5xYJYjksy722tA9Boxc4z"
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d, err := did.Parse(str)
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require.NoError(t, err)
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require.Equal(t, str, d.String())
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}
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func TestMustParseDIDKey(t *testing.T) {
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str := "did:key:z6Mkod5Jr3yd5SC7UDueqK4dAAw5xYJYjksy722tA9Boxc4z"
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require.NotPanics(t, func() {
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d := did.MustParse(str)
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require.Equal(t, str, d.String())
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})
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str = "did:key:z7Mkod5Jr3yd5SC7UDueqK4dAAw5xYJYjksy722tA9Boxc4z"
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require.Panics(t, func() {
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did.MustParse(str)
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})
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}
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func TestFromPublicKey(t *testing.T) {
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pub, _, err := ed25519.GenerateKeyPair()
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require.NoError(t, err)
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dk := didkey.FromPublicKey(pub)
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require.Equal(t, "did:key:"+pub.ToPublicKeyMultibase(), dk.String())
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doc, err := dk.Document()
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require.NoError(t, err)
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require.NotEmpty(t, doc)
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}
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func TestEquivalence(t *testing.T) {
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did0A, err := did.Parse("did:key:z6Mkod5Jr3yd5SC7UDueqK4dAAw5xYJYjksy722tA9Boxc4z")
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require.NoError(t, err)
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did0B, err := did.Parse("did:key:z6Mkod5Jr3yd5SC7UDueqK4dAAw5xYJYjksy722tA9Boxc4z")
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require.NoError(t, err)
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did1, err := did.Parse("did:key:z6MkhaXgBZDvotDkL5257faiztiGiC2QtKLGpbnnEGta2doK")
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require.NoError(t, err)
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require.True(t, did0A.Equal(did0B))
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require.False(t, did0A.Equal(did1))
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}
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func handleErr(err error) {
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if err != nil {
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panic(err)
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}
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}
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