fix: register report pagination during app setup

Author: chrispader

src/SplashScreenStateContext.tsx

@@ -29,7 +29,6 @@ const SplashScreenActionsContext = React.createContext<SplashScreenActionsContex
 
 function loadPostSplashScreenModules() {
     import('./libs/actions/replaceOptimisticReportWithActualReport');
-    import('./libs/registerPaginationConfig');
     loadUnreadIndicatorUpdater();
 }
 

src/setup/index.ts

@@ -85,6 +85,8 @@ export default function () {
         ],
     });
 
+    import('@libs/registerPaginationConfig');
+
     // Must be imported after Onyx.init() and outside the React lifecycle so that push notification
     // handlers are registered before any push arrives, including Android headless/background wake-ups.
     import('@libs/Notification/PushNotification/subscribeToPushNotifications');

tests/unit/AppSetupTest.ts

@@ -0,0 +1,29 @@
+import appSetup from '@src/setup';
+
+import Onyx from 'react-native-onyx';
+
+const mockRegisterReportActionsPagination = jest.fn();
+
+jest.mock('@libs/registerPaginationConfig', () => {
+    mockRegisterReportActionsPagination();
+});
+jest.mock('@libs/IntlPolyfill', () => jest.fn());
+jest.mock('@userActions/Device', () => ({setDeviceID: jest.fn()}));
+jest.mock('@userActions/OnyxDerived', () => jest.fn());
+jest.mock('@src/setup/addUtilsToWindow', () => jest.fn());
+jest.mock('@src/setup/platformSetup', () => jest.fn());
+jest.mock('@src/setup/telemetry', () => jest.fn());
+
+describe('app setup', () => {
+    it('starts report action pagination registration after initializing Onyx', async () => {
+        const onyxInitSpy = jest.spyOn(Onyx, 'init');
+
+        appSetup();
+        await Promise.resolve();
+
+        expect(mockRegisterReportActionsPagination).toHaveBeenCalledTimes(1);
+        const [onyxInitOrder] = onyxInitSpy.mock.invocationCallOrder;
+        const [paginationRegistrationOrder] = mockRegisterReportActionsPagination.mock.invocationCallOrder;
+        expect(onyxInitOrder).toBeLessThan(paginationRegistrationOrder);
+    });
+});