add decodeSl helper function

Signed-off-by: Patrick <[email protected]>
w3c · Aug 12, 2024 · 48ace60 · 48ace60
1 parent 2e2f99e
commit 48ace60
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Showing 2 changed files with 36 additions and 10 deletions.
diff --git a/tests/10-issue.js b/tests/10-issue.js
@@ -3,7 +3,7 @@
  */
 import * as sl from '@digitalbazaar/vc-status-list';
 import chai, {assert} from 'chai';
-import {getSlc, issueVc} from './helpers.js';
+import {getSlc, issueVc, decodeSl} from './helpers.js';
 import {testCredential, testSlCredential} from './assertions.js';
 import {filterByTag} from 'vc-test-suite-implementations';
 
@@ -434,11 +434,11 @@ describe('Issuers - BitstringStatusList',
               const credentialSubject =
                 statusListCredential.credentialSubject;
               const {encodedList} = credentialSubject;
-              // Uncompress encodedList
-              const decoded = await sl.decodeList({encodedList});
-              should.exist(decoded,
-                'Expected encodedList to be a Multibase-encoded base64url' +
-                'representation of a GZIP-compressed bitstring.');
+              await sl.decodeList({encodedList});
+              encodedList[0].should.equal('u',
+                'Expected encodedList to be a Multibase-encoded ' +
+                'base64url value.'
+              );
             }
           }
           );
@@ -449,9 +449,7 @@ describe('Issuers - BitstringStatusList',
                 const credentialSubject =
                   statusListCredential.credentialSubject;
                 const {encodedList} = credentialSubject;
-                // Uncompress encodedList
                 const decoded = await sl.decodeList({encodedList});
-                should.exist(decoded);
                 // decoded size should be 16kb
                 const decodedSize = (decoded.length / 8) / 1024;
                 decodedSize.should.be.gte(16,
@@ -468,14 +466,23 @@ describe('Issuers - BitstringStatusList',
             'bit in the bitstring.',
           async function() {
             this.test.link = 'https://www.w3.org/TR/vc-bitstring-status-list/#:~:text=The%20bitstring%20MUST,Bitstring%20Encoding.';
+            this.test.cell.skipMessage = 'Test needs to be validated.';
+            this.skip();
             for(statusListCredential of statusListCredentials) {
               const credentialSubject =
                 statusListCredential.credentialSubject;
               const {encodedList} = credentialSubject;
               const decoded = await sl.decodeList({encodedList});
-              decoded.bitstring.bits[0].should.be.equal(0);
+              decoded.bitstring.bits[0].should.be.equal(0,
+                'Expected the first index of the statusList to have ' +
+                'the value 0.'
+              );
               decoded.bitstring.bits[
-                decoded.bitstring.bits.length - 1].should.be.equal(0);
+                decoded.bitstring.bits.length - 1].should.be.equal(
+                decoded.bitstring.bits.length - 1,
+                'Expected the last index of the statusList to have ' +
+                  'the value of the bitstring length minus 1.'
+              );
             }
           }
           );

diff --git a/tests/helpers.js b/tests/helpers.js
@@ -1,6 +1,7 @@
 /*!
  * Copyright (c) 2022-2023 Digital Bazaar, Inc. All rights reserved.
  */
+import * as sl from '@digitalbazaar/vc-status-list';
 import chai from 'chai';
 import {createRequire} from 'node:module';
 import {decodeList} from '@digitalbazaar/vc-status-list';
@@ -105,3 +106,21 @@ export async function updateStatus({
   status.should.equal(true);
   return vc;
 }
+
+export async function decodeSl({
+  encodedList
+}) {
+  let decoded;
+  let error;
+  console.log(encodedList);
+  try {
+    // Uncompress encodedList
+    decoded = await sl.decodedList({encodedList});
+  } catch(e) {
+    error = e;
+  }
+  should.not.exist(error,
+    'Expected encodedList to be a Multibase-encoded base64url' +
+    'representation of a GZIP-compressed bitstring.');
+  return decoded;
+}