[FSSDK-11098] using readyPromise instead of onReady (#995)

Author: junaed-optimizely

lib/index.browser.tests.js

@@ -584,6 +584,10 @@ describe('javascript-sdk (Browser)', function() {
       const fakeOptimizely = {
         onReady: () => Promise.resolve({ success: true }),
         identifyUser: sinon.stub().returns(),
+        isOdpIntegrated: () => true,
+        readyPromise: Promise.resolve({
+          success: true,
+        }),
       };
 
       const fakeErrorHandler = { handleError: function() {} };

lib/optimizely_user_context/index.ts

@@ -64,8 +64,10 @@ export default class OptimizelyUserContext implements IOptimizelyUserContext {
     this.forcedDecisionsMap = {};
 
     if (shouldIdentifyUser) {
-      this.optimizely.onReady().then(({ success }) => {
-        if (success) {
+      // eslint-disable-next-line @typescript-eslint/ban-ts-comment
+      // @ts-ignore
+      optimizely.readyPromise.then(({ success }) => {
+        if (success && optimizely.isOdpIntegrated()) {
           this.identifyUser();
         }
       });