Use full ISOString for dynamic dates.

Author: aljones15

test/10-verify.spec.js

@@ -780,7 +780,6 @@ for(const [version, mockCredential] of versionedCredentials) {
       if(version === 1.0) {
         // we submit with second precission,
         // but throw with millisecond precision
-        const getISOString = stamp => new Date(stamp).toISOString();
         it('should reject if "now" is before "issuanceDate"', () => {
           const credential = jsonld.clone(mockCredential);
           credential.issuer = 'did:example:12345';
@@ -795,8 +794,8 @@ for(const [version, mockCredential] of versionedCredentials) {
           should.exist(error,
             'Should throw error when "now" is before "issuanceDate"');
           error.message.should.contain(
-            `The current date time (${getISOString(now)}) is before the ` +
-            `"issuanceDate" (${getISOString(credential.issuanceDate)}).`);
+            `The current date time (${now}) is before the ` +
+            `"issuanceDate" (${credential.issuanceDate}).`);
         });
       }
       if(version === 2.0) {

test/helpers.js

@@ -1,10 +1,13 @@
-export function createTimeStamp({date}) {
-  const isoString = date.toISOString();
-  // remove the milliseconds from the iso time stamp
-  return isoString.substr(0, isoString.length - 5) + 'Z';
-}
-
+/**
+ * Creates an ISO DateTime skewed by a number of years
+ *
+ * @param {object} options - Options to use.
+ * @param {Date} [options.date = new Date()] - An optional  date to use.
+ * @param {number} options.skewYear - A number to skew the year.
+ *
+ * @returns {string} Returns an ISO DateTime String.
+ */
 export function createSkewedTimeStamp({date = new Date(), skewYear}) {
   date.setFullYear(date.getFullYear() + skewYear);
-  return createTimeStamp({date});
+  return date.toISOString();
 }