Add test vectors from vc-di-eddsa spec.

package.json

@@ -14,23 +14,23 @@
     "lib/**/*.js"
   ],
   "dependencies": {
-    "@digitalbazaar/ed25519-multikey": "^1.1.0",
+    "@digitalbazaar/ed25519-multikey": "^1.2.0",
     "@digitalbazaar/ed25519-verification-key-2020": "^4.1.0",
     "base58-universal": "^2.0.0",
     "ed25519-signature-2020-context": "^1.1.0",
     "jsonld-signatures": "^11.3.0"
   },
   "devDependencies": {
     "@digitalbazaar/ed25519-verification-key-2018": "^4.0.0",
-    "@digitalbazaar/security-document-loader": "^2.0.0",
+    "@digitalbazaar/security-document-loader": "^3.0.0",
     "c8": "^7.12.0",
     "chai": "^4.3.7",
     "cross-env": "^7.0.3",
     "ed25519-signature-2018-context": "^1.1.0",
     "eslint": "^8.34.0",
-    "eslint-config-digitalbazaar": "^4.2.0",
-    "eslint-plugin-jsdoc": "^40.0.0",
-    "eslint-plugin-unicorn": "^45.0.2",
+    "eslint-config-digitalbazaar": "^5.2.0",
+    "eslint-plugin-jsdoc": "^50.2.2",
+    "eslint-plugin-unicorn": "^55.0.0",
     "karma": "^6.4.1",
     "karma-chai": "^0.1.0",
     "karma-chrome-launcher": "^3.1.1",

test/documentLoader.js

@@ -1,5 +1,5 @@
 /*!
- * Copyright (c) 2021-2022 Digital Bazaar, Inc. All rights reserved.
+ * Copyright (c) 2021-2024 Digital Bazaar, Inc. All rights reserved.
  */
 import {
   controllerDoc2020,
@@ -15,3 +15,11 @@ loader.addStatic(mockKeyPair2020.controller, controllerDoc2020);
 loader.addStatic(mockPublicKey2020.id, mockPublicKey2020);
 loader.addStatic(ed25519Context2018.constants.CONTEXT_URL,
   ed25519Context2018.contexts.get(ed25519Context2018.constants.CONTEXT_URL));
+
+loader.addStatic(
+  'https://www.w3.org/ns/credentials/examples/v2',
+  {
+    '@context': {
+      '@vocab': 'https://www.w3.org/ns/credentials/examples#'
+    }
+  });

test/test-vectors.js

@@ -0,0 +1,61 @@
+/*!
+ * Copyright (c) 2023-2024 Digital Bazaar, Inc. All rights reserved.
+ */
+/* Note: This file contains data generated from the vc-di-eddsa specification
+test vectors. */
+
+/* eslint-disable max-len */
+/* eslint-disable quote-props */
+/* eslint-disable quotes */
+export const keyMaterial = {
+  "publicKeyMultibase": "z6MkrJVnaZkeFzdQyMZu1cgjg7k1pZZ6pvBQ7XJPt4swbTQ2",
+  "secretKeyMultibase": "z3u2en7t5LR2WtQH5PfFqMqwVHBeXouLzo6haApm8XHqvjxq"
+};
+
+// public key above converted to multikey format + controller doc:
+export const publicKey = {
+  '@context': 'https://w3id.org/security/multikey/v1',
+  id: 'did:key:z6MkrJVnaZkeFzdQyMZu1cgjg7k1pZZ6pvBQ7XJPt4swbTQ2#z6MkrJVnaZkeFzdQyMZu1cgjg7k1pZZ6pvBQ7XJPt4swbTQ2',
+  type: 'Multikey',
+  controller: 'did:key:z6MkrJVnaZkeFzdQyMZu1cgjg7k1pZZ6pvBQ7XJPt4swbTQ2',
+  publicKeyMultibase: 'z6MkrJVnaZkeFzdQyMZu1cgjg7k1pZZ6pvBQ7XJPt4swbTQ2'
+};
+export const controllerDoc = {
+  '@context': [
+    'https://www.w3.org/ns/did/v1',
+    'https://w3id.org/security/multikey/v1'
+  ],
+  id: publicKey.controller,
+  assertionMethod: [publicKey]
+};
+
+export const signedFixture = {
+  "@context": [
+    "https://www.w3.org/ns/credentials/v2",
+    "https://www.w3.org/ns/credentials/examples/v2",
+    "https://w3id.org/security/suites/ed25519-2020/v1"
+  ],
+  "id": "urn:uuid:58172aac-d8ba-11ed-83dd-0b3aef56cc33",
+  "type": [
+    "VerifiableCredential",
+    "AlumniCredential"
+  ],
+  "name": "Alumni Credential",
+  "description": "A minimum viable example of an Alumni Credential.",
+  "issuer": "https://vc.example/issuers/5678",
+  "validFrom": "2023-01-01T00:00:00Z",
+  "credentialSubject": {
+    "id": "did:example:abcdefgh",
+    "alumniOf": "The School of Examples"
+  },
+  "proof": {
+    "type": "Ed25519Signature2020",
+    "created": "2023-02-24T23:36:38Z",
+    "verificationMethod": "did:key:z6MkrJVnaZkeFzdQyMZu1cgjg7k1pZZ6pvBQ7XJPt4swbTQ2#z6MkrJVnaZkeFzdQyMZu1cgjg7k1pZZ6pvBQ7XJPt4swbTQ2",
+    "proofPurpose": "assertionMethod",
+    "proofValue": "z57Mm1vboMtZiCyJ4aReZsv8co4Re64Y8GEjL1ZARzMbXZgkARFLqFs1P345NpPGG2hgCrS4nNdvJhpwnrNyG3kEF"
+  }
+};
+/* eslint-enable quotes */
+/* eslint-enable quote-props */
+/* eslint-enable max-len */

test/test-vectors.spec.js

@@ -0,0 +1,60 @@
+/*!
+ * Copyright (c) 2023-2024 Digital Bazaar, Inc. All rights reserved.
+ */
+import * as Ed25519Multikey from '@digitalbazaar/ed25519-multikey';
+import {Ed25519Signature2020} from '../lib/index.js';
+import {expect} from 'chai';
+import jsigs from 'jsonld-signatures';
+import {loader} from './documentLoader.js';
+
+import * as testVectors from './test-vectors.js';
+
+const {purposes: {AssertionProofPurpose}} = jsigs;
+
+const documentLoader = loader.build();
+
+describe('test vectors', () => {
+  let keyPair;
+  before(async () => {
+    const {keyMaterial} = testVectors;
+    keyPair = await Ed25519Multikey.from(keyMaterial);
+    keyPair.controller = `did:key:${keyPair.publicKeyMultibase}`;
+    keyPair.id = `${keyPair.controller}#${keyPair.publicKeyMultibase}`;
+  });
+
+  it('should create proof', async () => {
+    const {signedFixture} = testVectors;
+    const unsigned = {...signedFixture};
+    delete unsigned.proof;
+
+    const signer = keyPair.signer();
+    const date = new Date(signedFixture.proof.created);
+
+    let error;
+    let signed;
+    try {
+      signed = await jsigs.sign(unsigned, {
+        suite: new Ed25519Signature2020({signer, date}),
+        purpose: new AssertionProofPurpose(),
+        documentLoader
+      });
+    } catch(e) {
+      error = e;
+    }
+
+    expect(error).to.not.exist;
+    expect(signed).to.deep.equal(signedFixture);
+  });
+
+  it('should verify signed fixture', async () => {
+    const {signedFixture} = testVectors;
+
+    const result = await jsigs.verify(signedFixture, {
+      suite: new Ed25519Signature2020(),
+      purpose: new AssertionProofPurpose(),
+      documentLoader
+    });
+
+    expect(result.verified).to.be.true;
+  });
+});