Added Courseware Search container popover UI (#1212)

* feat: Added Courseware Search container popover

* chore: Added unit tests for CoursewareSearch and CoursewareSearchToggle

* chore: Updated unit test for CourseTabsNavigation

* chore: Partial coverage on Courseware Search Hooks

* chore: Finished Courseware Search Hooks unit testing

* fix: Fixed an overlook that caused a conditional hook

* fix: Reduced bounce timeout on scroll/resize to 100ms

* chore: Updated snapshots

* chore: Moved @testing-library/react-hooks dep to DEV

* chore: Minor adjustments on unit tests

* chore: Fixed test issue

src/course-tabs/CourseTabsNavigation.test.jsx

@@ -1,14 +1,46 @@
 import React from 'react';
-import { initializeMockApp, render, screen } from '../setupTest';
+import { AppProvider } from '@edx/frontend-platform/react';
+import {
+  initializeMockApp, render, screen,
+} from '../setupTest';
+import { useCoursewareSearchState } from '../course-home/courseware-search/hooks';
 import { CourseTabsNavigation } from './index';
+import initializeStore from '../store';
+
+jest.mock('../course-home/courseware-search/hooks');
+
+const mockDispatch = jest.fn();
+
+jest.mock('react-redux', () => ({
+  ...jest.requireActual('react-redux'),
+  useDispatch: () => mockDispatch,
+}));
+
+function renderComponent(props = { tabs: [] }) {
+  const store = initializeStore();
+  const { container } = render(
+    <AppProvider store={store}>
+      <CourseTabsNavigation {...props} />
+    </AppProvider>,
+  );
+  return container;
+}
 
 describe('Course Tabs Navigation', () => {
   beforeAll(async () => {
     initializeMockApp();
   });
 
+  beforeEach(() => {
+    useCoursewareSearchState.mockImplementation(() => ({ show: false }));
+  });
+
+  afterEach(() => {
+    jest.clearAllMocks();
+  });
+
   it('renders without tabs', () => {
-    render(<CourseTabsNavigation tabs={[]} />);
+    renderComponent();
     expect(screen.getByRole('button', { name: 'More...' })).toBeInTheDocument();
   });
 
@@ -21,7 +53,7 @@ describe('Course Tabs Navigation', () => {
       tabs,
       activeTabSlug: tabs[0].slug,
     };
-    render(<CourseTabsNavigation {...mockData} />);
+    renderComponent(mockData);
 
     expect(screen.getByRole('link', { name: tabs[0].title })).toHaveAttribute('href', tabs[0].url);
     expect(screen.getByRole('link', { name: tabs[0].title })).toHaveClass('active');
@@ -29,4 +61,17 @@ describe('Course Tabs Navigation', () => {
     expect(screen.getByRole('link', { name: tabs[1].title })).toHaveAttribute('href', tabs[1].url);
     expect(screen.getByRole('link', { name: tabs[1].title })).not.toHaveClass('active');
   });
+
+  it('should NOT render CoursewareSearch if the flag is off', () => {
+    renderComponent();
+
+    expect(screen.queryByTestId('courseware-search')).not.toBeInTheDocument();
+  });
+
+  it('should render CoursewareSearch if the flag is on', () => {
+    useCoursewareSearchState.mockImplementation(() => ({ show: true }));
+    renderComponent();
+
+    expect(screen.queryByTestId('courseware-search')).toBeInTheDocument();
+  });
 });