feat: adding more code needed by lockpaywall

Author: zacharis278

src/courseware/course/sequence/Unit/UnitSuspense.test.jsx

@@ -7,6 +7,7 @@ import PageLoading from '@src/generic/PageLoading';
 
 import messages from '../messages';
 import HonorCode from '../honor-code';
+import LockPaywall from '../lock-paywall';
 import hooks from './hooks';
 import { modelKeys } from './constants';
 
@@ -23,6 +24,7 @@ jest.mock('react', () => ({
 }));
 
 jest.mock('../honor-code', () => 'HonorCode');
+jest.mock('../lock-paywall', () => 'LockPaywall');
 jest.mock('@src/generic/model-store', () => ({ useModel: jest.fn() }));
 jest.mock('@src/generic/PageLoading', () => 'PageLoading');
 
@@ -60,6 +62,31 @@ describe('UnitSuspense component', () => {
     });
   });
   describe('output', () => {
+    describe('LockPaywall', () => {
+      const testNoPaywall = () => {
+        it('does not display LockPaywall', () => {
+          el = shallow(<UnitSuspense {...props} />);
+          expect(el.instance.findByType(LockPaywall).length).toEqual(0);
+        });
+      };
+      describe('gating not enabled', () => { testNoPaywall(); });
+      describe('gating enabled, but no gated content included', () => {
+        beforeEach(() => { mockModels(true, false); });
+        testNoPaywall();
+      });
+      describe('gating enabled, gated content included', () => {
+        beforeEach(() => { mockModels(true, true); });
+        it('displays LockPaywall in Suspense wrapper with PageLoading fallback', () => {
+          el = shallow(<UnitSuspense {...props} />);
+          const [component] = el.instance.findByType(LockPaywall);
+          expect(component.parent.type).toEqual('PluginSlot');
+          expect(component.parent.parent.type).toEqual('Suspense');
+          expect(component.parent.parent.props.fallback)
+            .toEqual(<PageLoading srMessage={formatMessage(messages.loadingLockedContent)} />);
+          expect(component.props.courseId).toEqual(props.courseId);
+        });
+      });
+    });
     describe('HonorCode', () => {
       it('does not display HonorCode if useShouldDisplayHonorCode => false', () => {
         hooks.useShouldDisplayHonorCode.mockReturnValueOnce(false);

src/courseware/course/sequence/Unit/index.test.jsx

@@ -28,6 +28,7 @@ jest.mock('../../bookmark/BookmarkButton', () => 'BookmarkButton');
 jest.mock('./ContentIFrame', () => 'ContentIFrame');
 jest.mock('./UnitSuspense', () => 'UnitSuspense');
 jest.mock('../honor-code', () => 'HonorCode');
+jest.mock('../lock-paywall', () => 'LockPaywall');
 
 jest.mock('@src/generic/model-store', () => ({
   useModel: jest.fn(),