feat: update proofs api, wip

__tests__/BbsBlsSignatureProof2020.spec.ts

@@ -0,0 +1,51 @@
+import { exampleBls12381KeyPair,
+    testRevealDocument,
+    testSignedDocument,
+    testProofDocument,
+    customLoader,
+     } from "./__fixtures__";
+
+import jsigs from "jsonld-signatures";
+import { Bls12381G2KeyPair, BbsBlsSignatureProof2020 } from "../src/index";
+
+const key = new Bls12381G2KeyPair(exampleBls12381KeyPair);
+
+describe("BbsBlsSignatureProof2020", () => {
+    it("should derive proof", async () => {
+        const suite = new BbsBlsSignatureProof2020({ useNativeCanonize: false, key });
+        let document = { ...testSignedDocument };
+        let proof = {
+            '@context': jsigs.SECURITY_CONTEXT_URL,
+            ...testSignedDocument.proof
+        };
+        delete document.proof;
+        const result = await suite.deriveProof({ 
+            document,
+            proof,
+            revealDocument: testRevealDocument, 
+            documentLoader: customLoader ,
+            compactProof: false
+        });
+        console.log(JSON.stringify(result,null,2));
+        expect(result).toBeDefined();
+    });
+
+    it("should verify derived proof", async () => {
+        const suite = new BbsBlsSignatureProof2020({ useNativeCanonize: false, key });
+        let document = { ...testProofDocument };
+        let proof = {
+            '@context': jsigs.SECURITY_CONTEXT_URL,
+            ...testProofDocument.proof
+        };
+        delete document.proof;
+        const result = await suite.verifyProof({ 
+            document,
+            proof,
+            documentLoader: customLoader,
+            compactProof: false,
+            purpose: new jsigs.purposes.AssertionProofPurpose()
+        });
+        console.log(result);
+        expect(result).toBeDefined();
+    });
+});