Textbook.test.jsx

// @ts-check
import userEvent from '@testing-library/user-event';

import { CourseAuthoringProvider } from '@src/CourseAuthoringContext';
import { initializeMocks, render, waitFor } from '../testUtils';
import { RequestStatus } from '../data/constants';
import { executeThunk } from '../utils';
import { getTextbooksApiUrl } from './data/api';
import { fetchTextbooksQuery } from './data/thunk';
import { textbooksMock } from './__mocks__';
import { Textbooks } from '.';
import messages from './messages';

let axiosMock;
let store;
const courseId = 'course-v1:org+101+101';
const emptyTextbooksMock = { textbooks: [] };

const renderComponent = () =>
  render(
    <CourseAuthoringProvider courseId={courseId}>
      <Textbooks />
    </CourseAuthoringProvider>,
  );

describe('<Textbooks />', () => {
  beforeEach(async () => {
    const mocks = initializeMocks();

    store = mocks.reduxStore;
    axiosMock = mocks.axiosMock;
    axiosMock
      .onGet(getTextbooksApiUrl(courseId))
      .reply(200, textbooksMock);
    await executeThunk(fetchTextbooksQuery(courseId), store.dispatch);
  });

  it('renders Textbooks component correctly', async () => {
    const {
      getByText,
      getByRole,
      getAllByTestId,
      queryByTestId,
    } = renderComponent();

    await waitFor(() => {
      expect(getByText(messages.headingTitle.defaultMessage)).toBeInTheDocument();
      expect(getByText(messages.breadcrumbContent.defaultMessage)).toBeInTheDocument();
      expect(getByText(messages.breadcrumbPagesAndResources.defaultMessage)).toBeInTheDocument();
      expect(getByRole('button', { name: messages.newTextbookButton.defaultMessage })).toBeInTheDocument();
      expect(getAllByTestId('textbook-card')).toHaveLength(2);
      expect(queryByTestId('textbooks-empty-placeholder')).not.toBeInTheDocument();
    });
  });

  it('renders textbooks form when "New textbooks" button is clicked', async () => {
    const user = userEvent.setup();
    const { getByTestId, getByRole } = renderComponent();

    await waitFor(async () => {
      const newTextbookButton = getByRole('button', { name: messages.newTextbookButton.defaultMessage });
      await user.click(newTextbookButton);
      expect(getByTestId('textbook-form')).toBeInTheDocument();
    });
  });

  it('renders Textbooks component with empty placeholder correctly', async () => {
    axiosMock
      .onGet(getTextbooksApiUrl(courseId))
      .reply(200, emptyTextbooksMock);

    const { getByTestId, queryAllByTestId } = renderComponent();

    await waitFor(() => {
      expect(getByTestId('textbooks-empty-placeholder')).toBeInTheDocument();
      expect(queryAllByTestId('textbook-card')).toHaveLength(0);
    });
  });

  it('displays an alert and sets status to FAILED when API responds with 403', async () => {
    axiosMock
      .onGet(getTextbooksApiUrl(courseId))
      .reply(403);
    await executeThunk(fetchTextbooksQuery(courseId), store.dispatch);
    const { getByTestId } = renderComponent();

    await waitFor(() => {
      expect(getByTestId('connectionErrorAlert')).toBeInTheDocument();
      expect(store.getState().textbooks.loadingStatus).toBe(
        RequestStatus.FAILED,
      );
    });
  });
});