rootReducer(undefined, {} as any) --> rootState

app/soapbox/actions/__tests__/accounts.test.ts

@@ -1,7 +1,7 @@
 import { Map as ImmutableMap } from 'immutable';
 
 import { __stub } from 'soapbox/api';
-import { mockStore, rootState, rootReducer } from 'soapbox/jest/test-helpers';
+import { mockStore, rootState } from 'soapbox/jest/test-helpers';
 import { ListRecord, ReducerRecord } from 'soapbox/reducers/user_lists';
 
 import { normalizeAccount, normalizeInstance, normalizeRelationship } from '../../normalizers';
@@ -74,7 +74,7 @@ describe('fetchAccount()', () => {
         avatar: 'test.jpg',
       });
 
-      const state = rootReducer(undefined, {} as any)
+      const state = rootState
         .set('accounts', ImmutableMap({
           [id]: account,
         }) as any);

app/soapbox/components/polls/__tests__/poll-footer.test.tsx

@@ -6,7 +6,7 @@ import { Provider } from 'react-redux';
 import { __stub } from 'soapbox/api';
 import { normalizePoll } from 'soapbox/normalizers/poll';
 
-import { mockStore, render, rootReducer, screen } from '../../../jest/test-helpers';
+import { mockStore, render, screen, rootState } from '../../../jest/test-helpers';
 import PollFooter from '../poll-footer';
 
 let poll = normalizePoll({
@@ -36,7 +36,7 @@ describe('<PollFooter />', () => {
       });
 
       const user = userEvent.setup();
-      const store = mockStore(rootReducer(undefined, {} as any));
+      const store = mockStore(rootState);
       render(
         <Provider store={store}>
           <IntlProvider locale='en'>

app/soapbox/features/ui/components/__tests__/compose-button.test.tsx

@@ -5,12 +5,11 @@ import { Provider } from 'react-redux';
 import '@testing-library/jest-dom';
 
 import { MODAL_OPEN } from 'soapbox/actions/modals';
-import { mockStore } from 'soapbox/jest/test-helpers';
-import rootReducer from 'soapbox/reducers';
+import { mockStore, rootState } from 'soapbox/jest/test-helpers';
 
 import ComposeButton from '../compose-button';
 
-const store = mockStore(rootReducer(undefined, {} as any));
+const store = mockStore(rootState);
 const renderComposeButton = () => {
   render(
     <Provider store={store}>