Credivera, Update Test Suite to Support REST APIs

config.json.example

@@ -24,6 +24,23 @@
    // The arguments that should be passed to the VC generator.
    "generatorOptions":"",
 
+   // This section overrides the above binary settings in favor of a
+   // REST API for credential issuance and presentation
+   "restapi": {
+      // URL of REST API
+      "baseUrl": "https://example.com",
+      // Issuance endpoint
+      "generator": "/credentials/issue",
+      // Presentation endpoint
+      "presentationGenerator": "/presentations/prove",
+      // Options to be based in request body
+      "generatorOptions": {},
+      // Authorization token type
+      "oauthTokenType": "Bearer",
+      // Authorization token
+      "oauthToken": ""
+   },
+
    // Add section features you are explicitly not supporting
    // For example, to exclude all features, you would:
    // "sectionsNotSupported": ["basic", ""schema", "refresh", "evidence", "status", "tou", "ldp", "jwt", "zkp"]

package.json

@@ -6,6 +6,7 @@
     "@decentralized-identity/did-auth-jose": "^0.1.13"
   },
   "devDependencies": {
+    "axios": "^1.5.0",
     "chai": "^4.2.0",
     "chai-as-promised": "^7.1.1",
     "mocha": "^6.1.4"

test/vc-data-model-1.0/util.js

@@ -4,10 +4,39 @@
 'use strict';
 const path = require('path');
 const util = require('util');
+const fs = require('fs');
+const axios = require('axios');
 
 const exec = util.promisify(require('child_process').exec);
 
 async function generate(file, options) {
+  if (options.restapi) {
+    return await generateFromRestapi(file, options.restapi);
+  } else {
+    return await generateFromBinary(file, options);
+  }
+}
+
+async function generateFromRestapi(file, options) {
+  const url = `${options.baseUrl}${options.generator}`;
+  const fileContent = fs.readFileSync(path.join(__dirname, 'input', file), 'utf8');
+  const dataToIssue = createIssuanceData(fileContent, options.generatorOptions);
+  const axiosOptions = {
+    timeout: 2000,
+    headers: {
+      'Content-Type': 'application/json',
+      'Authorization': `${options.oauthTokenType} ${options.oauthToken}`
+    }
+  }
+  try {
+    const response = await axios.post(url, dataToIssue, axiosOptions);
+    return response.data?.verifiableCredential ? response.data.verifiableCredential : {};
+  } catch (error) {
+    throw new Error('Failed to get valid response');
+  }
+}
+
+async function generateFromBinary(file, options) {
   options = options || {};
   const {stdout, stderr} = await exec(options.generator + ' ' +
     options.generatorOptions + ' ' + path.join(__dirname, 'input', file));
@@ -32,8 +61,34 @@ async function generateJwt(file, options) {
   return stdout;
 }
 
-
 async function generatePresentation(file, options) {
+  if (options.restapi) {
+    return await generatePresentationFromRestapi(file, options.restapi);
+  } else {
+    return await generatePresentationFromBinary(file, options);
+  }
+}
+
+async function generatePresentationFromRestapi(file, options) {
+  const fileContent = fs.readFileSync(path.join(__dirname, 'input', file), 'utf8');
+  const dataToIssue = createPresentationData(fileContent, options.generatorOptions);
+  const url = `${options.baseUrl}${options.presentationGenerator}`;
+  const axiosOptions = {
+    timeout: 2000,
+    headers: {
+      'Content-Type': 'application/json',
+      'Authorization': `${options.oauthTokenType} ${options.oauthToken}`
+    }
+  }
+  try {
+    const response = await axios.post(url, dataToIssue, axiosOptions);
+    return response.data?.verifiablePresentation ? response.data.verifiablePresentation : {};
+  } catch (error) {
+    throw new Error('Failed to get valid response');
+  }
+}
+
+async function generatePresentationFromBinary(file, options) {
   options = options || {};
   const {stdout, stderr} = await exec(options.presentationGenerator + ' ' +
     options.generatorOptions + ' ' + path.join(__dirname, 'input', file));
@@ -78,6 +133,26 @@ const RFC3339regex = new RegExp('^(\\d{4})-(0[1-9]|1[0-2])-' +
   '(\\.[0-9]+)?(Z|(\\+|-)([01][0-9]|2[0-3]):' +
   '([0-5][0-9]))$', 'i');
 
+/**
+ * Transform a test input JSON-LD file to a payload for a REST credentials/issue
+ * @param {String} unsigned_jsonld A string of an unsigned credential JSON-LD
+ * @param {Object} options The arguments that should be passed to the VC generator
+ * @returns {String} A JSON-LD string to be used against REST APIs
+ */
+function createIssuanceData(unsigned_jsonld, options) {
+  return JSON.stringify({ credential: JSON.parse(unsigned_jsonld), options });
+}
+
+/**
+ * Transform a test input JSON-LD file to a payload for a REST presentation/prove
+ * @param {String} unsigned_jsonld A string of an unsigned presentation JSON-LD
+ * @param {String} options The arguments that should be passed to the VP generator
+ * @returns {String} A JSON-LD string to be used against REST APIs
+ */
+function createPresentationData(unsigned_jsonld, options) {
+  return JSON.stringify({ presentation: JSON.parse(unsigned_jsonld), options });
+}
+
 module.exports = {
   generate,
   generatePresentation,