import MockAdapter from 'axios-mock-adapter';
import {
  act, render, waitFor, fireEvent, within,
} from '@testing-library/react';
import userEvent from '@testing-library/user-event';
import { IntlProvider } from '@edx/frontend-platform/i18n';
import { AppProvider } from '@edx/frontend-platform/react';
import { initializeMockApp } from '@edx/frontend-platform';
import { getAuthenticatedHttpClient } from '@edx/frontend-platform/auth';
import { cloneDeep, set } from 'lodash';

import {
  getCourseSectionVerticalApiUrl,
  getCourseUnitApiUrl,
  getCourseVerticalChildrenApiUrl,
  getXBlockBaseApiUrl,
  postXBlockBaseApiUrl,
} from './data/api';
import {
  editCourseUnitVisibilityAndData,
  fetchCourseSectionVerticalData,
  fetchCourseUnitQuery,
  fetchCourseVerticalChildrenData,
} from './data/thunk';
import initializeStore from '../store';
import {
  courseCreateXblockMock,
  courseSectionVerticalMock,
  courseUnitIndexMock,
  courseUnitMock,
  courseVerticalChildrenMock,
} from './__mocks__';
import { executeThunk } from '../utils';
import CourseUnit from './CourseUnit';
import headerNavigationsMessages from './header-navigations/messages';
import headerTitleMessages from './header-title/messages';
import courseSequenceMessages from './course-sequence/messages';
import sidebarMessages from './sidebar/messages';
import { extractCourseUnitId } from './sidebar/utils';

import deleteModalMessages from '../generic/delete-modal/messages';
import courseXBlockMessages from './course-xblock/messages';
import addComponentMessages from './add-component/messages';
import { PUBLISH_TYPES, UNIT_VISIBILITY_STATES } from './constants';

let axiosMock;
let store;
const courseId = '123';
const blockId = '567890';
const unitDisplayName = courseUnitIndexMock.metadata.display_name;
const mockedUsedNavigate = jest.fn();
const userName = 'edx';

jest.mock('react-router-dom', () => ({
  ...jest.requireActual('react-router-dom'),
  useParams: () => ({ blockId }),
  useNavigate: () => mockedUsedNavigate,
}));

const RootWrapper = () => (
  <AppProvider store={store}>
    <IntlProvider locale="en">
      <CourseUnit courseId={courseId} />
    </IntlProvider>
  </AppProvider>
);

describe('<CourseUnit />', () => {
  beforeEach(async () => {
    initializeMockApp({
      authenticatedUser: {
        userId: 3,
        username: 'abc123',
        administrator: true,
        roles: [],
      },
    });

    store = initializeStore();
    axiosMock = new MockAdapter(getAuthenticatedHttpClient());
    axiosMock
      .onGet(getCourseUnitApiUrl(courseId))
      .reply(200, courseUnitIndexMock);
    await executeThunk(fetchCourseUnitQuery(courseId), store.dispatch);
    axiosMock
      .onGet(getCourseSectionVerticalApiUrl(blockId))
      .reply(200, courseSectionVerticalMock);
    await executeThunk(fetchCourseSectionVerticalData(blockId), store.dispatch);
    axiosMock
      .onGet(getCourseVerticalChildrenApiUrl(blockId))
      .reply(200, courseVerticalChildrenMock);
    await executeThunk(fetchCourseVerticalChildrenData(blockId), store.dispatch);
  });

  it('render CourseUnit component correctly', async () => {
    const { getByText, getByRole } = render(<RootWrapper />);
    const currentSectionName = courseUnitIndexMock.ancestor_info.ancestors[1].display_name;
    const currentSubSectionName = courseUnitIndexMock.ancestor_info.ancestors[1].display_name;

    await waitFor(() => {
      expect(getByText(unitDisplayName)).toBeInTheDocument();
      expect(getByRole('button', { name: headerTitleMessages.altButtonEdit.defaultMessage })).toBeInTheDocument();
      expect(getByRole('button', { name: headerTitleMessages.altButtonSettings.defaultMessage })).toBeInTheDocument();
      expect(getByRole('button', { name: headerNavigationsMessages.viewLiveButton.defaultMessage })).toBeInTheDocument();
      expect(getByRole('button', { name: headerNavigationsMessages.previewButton.defaultMessage })).toBeInTheDocument();
      expect(getByRole('button', { name: currentSectionName })).toBeInTheDocument();
      expect(getByRole('button', { name: currentSubSectionName })).toBeInTheDocument();
    });
  });

  it('handles CourseUnit header action buttons', async () => {
    const { open } = window;
    window.open = jest.fn();
    const { getByRole } = render(<RootWrapper />);
    const {
      draft_preview_link: draftPreviewLink,
      published_preview_link: publishedPreviewLink,
    } = courseSectionVerticalMock;

    await waitFor(() => {
      const viewLiveButton = getByRole('button', { name: headerNavigationsMessages.viewLiveButton.defaultMessage });
      userEvent.click(viewLiveButton);
      expect(window.open).toHaveBeenCalled();
      expect(window.open).toHaveBeenCalledWith(publishedPreviewLink, '_blank');

      const previewButton = getByRole('button', { name: headerNavigationsMessages.previewButton.defaultMessage });
      userEvent.click(previewButton);
      expect(window.open).toHaveBeenCalled();
      expect(window.open).toHaveBeenCalledWith(draftPreviewLink, '_blank');
    });

    window.open = open;
  });

  it('checks courseUnit title changing when edit query is successfully', async () => {
    const {
      findByText, queryByRole, getByRole,
    } = render(<RootWrapper />);
    let editTitleButton = null;
    let titleEditField = null;
    const newDisplayName = `${unitDisplayName} new`;

    axiosMock
      .onPost(getXBlockBaseApiUrl(blockId, {
        metadata: {
          display_name: newDisplayName,
        },
      }))
      .reply(200, { dummy: 'value' });
    axiosMock
      .onGet(getCourseUnitApiUrl(blockId))
      .reply(200, {
        ...courseUnitIndexMock,
        metadata: {
          ...courseUnitIndexMock.metadata,
          display_name: newDisplayName,
        },
      });

    await waitFor(() => {
      editTitleButton = getByRole('button', { name: headerTitleMessages.altButtonEdit.defaultMessage });
      titleEditField = queryByRole('textbox', { name: headerTitleMessages.ariaLabelButtonEdit.defaultMessage });
    });
    expect(titleEditField).not.toBeInTheDocument();
    fireEvent.click(editTitleButton);
    titleEditField = getByRole('textbox', { name: headerTitleMessages.ariaLabelButtonEdit.defaultMessage });
    fireEvent.change(titleEditField, { target: { value: newDisplayName } });
    await act(async () => {
      fireEvent.blur(titleEditField);
    });
    expect(titleEditField).toHaveValue(newDisplayName);

    titleEditField = queryByRole('textbox', { name: headerTitleMessages.ariaLabelButtonEdit.defaultMessage });
    expect(titleEditField).not.toBeInTheDocument();
    expect(await findByText(newDisplayName)).toBeInTheDocument();
  });

  it('doesn\'t handle creating xblock and displays an error message', async () => {
    const { courseKey, locator } = courseCreateXblockMock;
    axiosMock
      .onPost(postXBlockBaseApiUrl({ type: 'video', category: 'video', parentLocator: blockId }))
      .reply(500, {});
    const { getByRole } = render(<RootWrapper />);

    await waitFor(() => {
      const videoButton = getByRole('button', {
        name: new RegExp(`${addComponentMessages.buttonText.defaultMessage} Video`, 'i'),
      });

      userEvent.click(videoButton);
      expect(mockedUsedNavigate).not.toHaveBeenCalledWith(`/course/${courseKey}/editor/video/${locator}`);
    });
  });

  it('handle creating Problem xblock and navigate to editor page', async () => {
    const { courseKey, locator } = courseCreateXblockMock;
    axiosMock
      .onPost(postXBlockBaseApiUrl({ type: 'problem', category: 'problem', parentLocator: blockId }))
      .reply(200, courseCreateXblockMock);
    const { getByRole } = render(<RootWrapper />);

    await waitFor(() => {
      const problemButton = getByRole('button', {
        name: new RegExp(`${addComponentMessages.buttonText.defaultMessage} Problem`, 'i'),
      });

      userEvent.click(problemButton);
      expect(mockedUsedNavigate).toHaveBeenCalled();
      expect(mockedUsedNavigate).toHaveBeenCalledWith(`/course/${courseKey}/editor/problem/${locator}`);
    });
  });

  it('correct addition of a new course unit after click on the "Add new unit" button', async () => {
    const { getByRole, getAllByTestId } = render(<RootWrapper />);
    let units = null;
    const updatedCourseSectionVerticalData = cloneDeep(courseSectionVerticalMock);
    const updatedAncestorsChild = updatedCourseSectionVerticalData.xblock_info.ancestor_info.ancestors[0];
    set(updatedCourseSectionVerticalData, 'xblock_info.ancestor_info.ancestors[0].child_info.children', [
      ...updatedAncestorsChild.child_info.children,
      courseUnitMock,
    ]);

    await waitFor(async () => {
      units = getAllByTestId('course-unit-btn');
      const courseUnits = courseSectionVerticalMock.xblock_info.ancestor_info.ancestors[0].child_info.children;
      expect(units.length).toEqual(courseUnits.length);
    });

    axiosMock
      .onPost(postXBlockBaseApiUrl(), { parent_locator: blockId, category: 'vertical', display_name: 'Unit' })
      .reply(200, { dummy: 'value' });
    axiosMock.reset();
    axiosMock
      .onGet(getCourseSectionVerticalApiUrl(blockId))
      .reply(200, {
        ...updatedCourseSectionVerticalData,
      });

    await executeThunk(fetchCourseSectionVerticalData(blockId), store.dispatch);

    const addNewUnitBtn = getByRole('button', { name: courseSequenceMessages.newUnitBtnText.defaultMessage });
    units = getAllByTestId('course-unit-btn');
    const updatedCourseUnits = updatedCourseSectionVerticalData
      .xblock_info.ancestor_info.ancestors[0].child_info.children;

    userEvent.click(addNewUnitBtn);
    expect(units.length).toEqual(updatedCourseUnits.length);
    expect(mockedUsedNavigate).toHaveBeenCalled();
    expect(mockedUsedNavigate)
      .toHaveBeenCalledWith(`/course/${courseId}/container/${blockId}/${updatedAncestorsChild.id}`, { replace: true });
  });

  it('the sequence unit is updated after changing the unit header', async () => {
    const { getAllByTestId, getByRole } = render(<RootWrapper />);
    const updatedCourseSectionVerticalData = cloneDeep(courseSectionVerticalMock);
    const updatedAncestorsChild = updatedCourseSectionVerticalData.xblock_info.ancestor_info.ancestors[0];
    set(updatedCourseSectionVerticalData, 'xblock_info.ancestor_info.ancestors[0].child_info.children', [
      ...updatedAncestorsChild.child_info.children,
      courseUnitMock,
    ]);

    const newDisplayName = `${unitDisplayName} new`;

    axiosMock
      .onPost(getXBlockBaseApiUrl(blockId, {
        metadata: {
          display_name: newDisplayName,
        },
      }))
      .reply(200, { dummy: 'value' })
      .onGet(getCourseUnitApiUrl(blockId))
      .reply(200, {
        ...courseUnitIndexMock,
        metadata: {
          ...courseUnitIndexMock.metadata,
          display_name: newDisplayName,
        },
      })
      .onGet(getCourseSectionVerticalApiUrl(blockId))
      .reply(200, {
        ...updatedCourseSectionVerticalData,
      });

    await executeThunk(fetchCourseSectionVerticalData(blockId), store.dispatch);

    const editTitleButton = getByRole('button', { name: headerTitleMessages.altButtonEdit.defaultMessage });
    fireEvent.click(editTitleButton);

    const titleEditField = getByRole('textbox', { name: headerTitleMessages.ariaLabelButtonEdit.defaultMessage });
    fireEvent.change(titleEditField, { target: { value: newDisplayName } });

    await act(async () => fireEvent.blur(titleEditField));

    await waitFor(async () => {
      const units = getAllByTestId('course-unit-btn');
      expect(units.some(unit => unit.title === newDisplayName)).toBe(true);
    });
  });

  it('handles creating Video xblock and navigates to editor page', async () => {
    const { courseKey, locator } = courseCreateXblockMock;
    axiosMock
      .onPost(postXBlockBaseApiUrl({ type: 'video', category: 'video', parentLocator: blockId }))
      .reply(200, courseCreateXblockMock);
    const { getByRole } = render(<RootWrapper />);

    await waitFor(() => {
      const videoButton = getByRole('button', {
        name: new RegExp(`${addComponentMessages.buttonText.defaultMessage} Video`, 'i'),
      });

      userEvent.click(videoButton);
      expect(mockedUsedNavigate).toHaveBeenCalled();
      expect(mockedUsedNavigate).toHaveBeenCalledWith(`/course/${courseKey}/editor/video/${locator}`);
    });
  });

  it('renders course unit details for a draft with unpublished changes', async () => {
    const { getByText } = render(<RootWrapper />);

    await waitFor(() => {
      expect(getByText(sidebarMessages.sidebarTitleDraftUnpublishedChanges.defaultMessage)).toBeInTheDocument();
      expect(getByText(sidebarMessages.visibilityStaffAndLearnersTitle.defaultMessage)).toBeInTheDocument();
      expect(getByText(sidebarMessages.releaseStatusTitle.defaultMessage)).toBeInTheDocument();
      expect(getByText(sidebarMessages.sidebarBodyNote.defaultMessage)).toBeInTheDocument();
      expect(getByText(sidebarMessages.visibilityWillBeVisibleToTitle.defaultMessage)).toBeInTheDocument();
      expect(getByText(sidebarMessages.visibilityCheckboxTitle.defaultMessage)).toBeInTheDocument();
      expect(getByText(sidebarMessages.actionButtonPublishTitle.defaultMessage)).toBeInTheDocument();
      expect(getByText(sidebarMessages.actionButtonDiscardChangesTitle.defaultMessage)).toBeInTheDocument();
      expect(getByText(courseUnitIndexMock.release_date)).toBeInTheDocument();
      expect(getByText(
        sidebarMessages.publishInfoDraftSaved.defaultMessage
          .replace('{editedOn}', courseUnitIndexMock.edited_on)
          .replace('{editedBy}', courseUnitIndexMock.edited_by),
      )).toBeInTheDocument();
      expect(getByText(
        sidebarMessages.releaseInfoWithSection.defaultMessage
          .replace('{sectionName}', courseUnitIndexMock.release_date_from),
      )).toBeInTheDocument();
    });
  });

  it('renders course unit details in the sidebar', async () => {
    const { getByText } = render(<RootWrapper />);
    const courseUnitLocationId = extractCourseUnitId(courseUnitIndexMock.id);

    await waitFor(() => {
      expect(getByText(sidebarMessages.sidebarHeaderUnitLocationTitle.defaultMessage)).toBeInTheDocument();
      expect(getByText(sidebarMessages.unitLocationTitle.defaultMessage)).toBeInTheDocument();
      expect(getByText(courseUnitLocationId)).toBeInTheDocument();
      expect(getByText(sidebarMessages.unitLocationDescription.defaultMessage
        .replace('{id}', courseUnitLocationId))).toBeInTheDocument();
    });
  });

  it('checks whether xblock is deleted when corresponding delete button is clicked', async () => {
    axiosMock
      .onDelete(getXBlockBaseApiUrl(courseVerticalChildrenMock.children[0].block_id))
      .replyOnce(200, { dummy: 'value' });

    const {
      getByText,
      getAllByLabelText,
      getByRole,
      getAllByTestId,
    } = render(<RootWrapper />);

    await waitFor(() => {
      expect(getByText(unitDisplayName)).toBeInTheDocument();
      const [xblockActionBtn] = getAllByLabelText(courseXBlockMessages.blockActionsDropdownAlt.defaultMessage);
      userEvent.click(xblockActionBtn);

      const deleteBtn = getByRole('button', { name: courseXBlockMessages.blockLabelButtonDelete.defaultMessage });
      userEvent.click(deleteBtn);
      expect(getByText(/Delete this component?/)).toBeInTheDocument();

      const deleteConfirmBtn = getByRole('button', { name: deleteModalMessages.deleteButton.defaultMessage });
      userEvent.click(deleteConfirmBtn);

      expect(getAllByTestId('course-xblock')).toHaveLength(1);
    });
  });

  it('checks whether xblock is duplicate when corresponding delete button is clicked', async () => {
    axiosMock
      .onPost(postXBlockBaseApiUrl({
        parent_locator: blockId,
        duplicate_source_locator: courseVerticalChildrenMock.children[0].block_id,
      }))
      .replyOnce(200, { locator: '1234567890' });

    axiosMock
      .onGet(getCourseVerticalChildrenApiUrl(blockId))
      .reply(200, {
        ...courseVerticalChildrenMock,
        children: [
          ...courseVerticalChildrenMock.children,
          {
            name: 'New Cloned XBlock',
            block_id: '1234567890',
            block_type: 'drag-and-drop-v2',
          },
        ],
      });

    const {
      getByText,
      getAllByLabelText,
      getAllByTestId,
    } = render(<RootWrapper />);

    await waitFor(() => {
      expect(getByText(unitDisplayName)).toBeInTheDocument();
      const [xblockActionBtn] = getAllByLabelText(courseXBlockMessages.blockActionsDropdownAlt.defaultMessage);
      userEvent.click(xblockActionBtn);

      const duplicateBtn = getByText(courseXBlockMessages.blockLabelButtonDuplicate.defaultMessage);
      userEvent.click(duplicateBtn);

      expect(getAllByTestId('course-xblock')).toHaveLength(3);
      expect(getByText('New Cloned XBlock')).toBeInTheDocument();
    });
  });

  it('should toggle visibility and update course unit state accordingly', async () => {
    const { getByRole, getByTestId } = render(<RootWrapper />);
    let courseUnitSidebar;
    let draftUnpublishedChangesHeading;
    let visibilityCheckbox;

    await waitFor(() => {
      courseUnitSidebar = getByTestId('course-unit-sidebar');

      draftUnpublishedChangesHeading = within(courseUnitSidebar)
        .getByText(sidebarMessages.sidebarTitleDraftUnpublishedChanges.defaultMessage);
      expect(draftUnpublishedChangesHeading).toBeInTheDocument();

      visibilityCheckbox = within(courseUnitSidebar)
        .getByLabelText(sidebarMessages.visibilityCheckboxTitle.defaultMessage);
      expect(visibilityCheckbox).not.toBeChecked();

      userEvent.click(visibilityCheckbox);
    });

    axiosMock
      .onPost(getXBlockBaseApiUrl(blockId), {
        publish: PUBLISH_TYPES.republish,
        metadata: { visible_to_staff_only: true },
      })
      .reply(200, { dummy: 'value' });
    axiosMock
      .onGet(getCourseUnitApiUrl(blockId))
      .reply(200, {
        ...courseUnitIndexMock,
        visibility_state: UNIT_VISIBILITY_STATES.staffOnly,
        has_explicit_staff_lock: true,
      });

    await executeThunk(editCourseUnitVisibilityAndData(blockId, PUBLISH_TYPES.republish, true), store.dispatch);

    expect(visibilityCheckbox).toBeChecked();
    expect(within(courseUnitSidebar)
      .getByText(sidebarMessages.sidebarTitleVisibleToStaffOnly.defaultMessage)).toBeInTheDocument();
    expect(within(courseUnitSidebar)
      .getByText(sidebarMessages.visibilityStaffOnlyTitle.defaultMessage)).toBeInTheDocument();

    userEvent.click(visibilityCheckbox);

    const modalNotification = getByRole('dialog');
    const makeVisibilityBtn = within(modalNotification).getByRole('button', { name: sidebarMessages.modalMakeVisibilityActionButtonText.defaultMessage });
    const cancelBtn = within(modalNotification).getByRole('button', { name: sidebarMessages.modalMakeVisibilityCancelButtonText.defaultMessage });
    const headingElement = within(modalNotification).getByRole('heading', { name: sidebarMessages.modalMakeVisibilityTitle.defaultMessage, class: 'pgn__modal-title' });

    expect(makeVisibilityBtn).toBeInTheDocument();
    expect(cancelBtn).toBeInTheDocument();
    expect(headingElement).toBeInTheDocument();
    expect(within(modalNotification)
      .getByText(sidebarMessages.modalMakeVisibilityDescription.defaultMessage)).toBeInTheDocument();

    userEvent.click(makeVisibilityBtn);

    axiosMock
      .onPost(getXBlockBaseApiUrl(blockId), {
        publish: PUBLISH_TYPES.republish,
        metadata: { visible_to_staff_only: null },
      })
      .reply(200, { dummy: 'value' });
    axiosMock
      .onGet(getCourseUnitApiUrl(blockId))
      .reply(200, courseUnitIndexMock);

    await executeThunk(editCourseUnitVisibilityAndData(blockId, PUBLISH_TYPES.republish, null), store.dispatch);

    expect(within(courseUnitSidebar)
      .getByText(sidebarMessages.visibilityStaffAndLearnersTitle.defaultMessage)).toBeInTheDocument();
    expect(visibilityCheckbox).not.toBeChecked();
    expect(draftUnpublishedChangesHeading).toBeInTheDocument();
  });

  it('should publish course unit after click on the "Publish" button', async () => {
    const { getByTestId } = render(<RootWrapper />);
    let courseUnitSidebar;
    let publishBtn;

    await waitFor(() => {
      courseUnitSidebar = getByTestId('course-unit-sidebar');
      publishBtn = within(courseUnitSidebar).queryByRole('button', { name: sidebarMessages.actionButtonPublishTitle.defaultMessage });
      expect(publishBtn).toBeInTheDocument();

      userEvent.click(publishBtn);
    });

    axiosMock
      .onPost(getXBlockBaseApiUrl(blockId), {
        publish: PUBLISH_TYPES.makePublic,
      })
      .reply(200, { dummy: 'value' });
    axiosMock
      .onGet(getCourseUnitApiUrl(blockId))
      .reply(200, {
        ...courseUnitIndexMock,
        visibility_state: UNIT_VISIBILITY_STATES.live,
        has_changes: false,
        published_by: userName,
      });

    await executeThunk(editCourseUnitVisibilityAndData(blockId, PUBLISH_TYPES.makePublic, true), store.dispatch);

    expect(within(courseUnitSidebar)
      .getByText(sidebarMessages.sidebarTitlePublishedAndLive.defaultMessage)).toBeInTheDocument();
    expect(within(courseUnitSidebar).getByText(
      sidebarMessages.publishLastPublished.defaultMessage
        .replace('{publishedOn}', courseUnitIndexMock.published_on)
        .replace('{publishedBy}', userName),
    )).toBeInTheDocument();
    expect(publishBtn).not.toBeInTheDocument();
  });

  it('should discard changes after click on the "Discard changes" button', async () => {
    const { getByTestId, getByRole } = render(<RootWrapper />);
    let courseUnitSidebar;
    let discardChangesBtn;

    await waitFor(() => {
      courseUnitSidebar = getByTestId('course-unit-sidebar');

      const draftUnpublishedChangesHeading = within(courseUnitSidebar)
        .getByText(sidebarMessages.sidebarTitleDraftUnpublishedChanges.defaultMessage);
      expect(draftUnpublishedChangesHeading).toBeInTheDocument();
      discardChangesBtn = within(courseUnitSidebar).queryByRole('button', { name: sidebarMessages.actionButtonDiscardChangesTitle.defaultMessage });
      expect(discardChangesBtn).toBeInTheDocument();

      userEvent.click(discardChangesBtn);

      const modalNotification = getByRole('dialog');
      expect(modalNotification).toBeInTheDocument();
      expect(within(modalNotification)
        .getByText(sidebarMessages.modalDiscardUnitChangesDescription.defaultMessage)).toBeInTheDocument();
      expect(within(modalNotification)
        .getByText(sidebarMessages.modalDiscardUnitChangesCancelButtonText.defaultMessage)).toBeInTheDocument();
      const headingElement = within(modalNotification).getByRole('heading', { name: sidebarMessages.modalDiscardUnitChangesTitle.defaultMessage, class: 'pgn__modal-title' });
      expect(headingElement).toBeInTheDocument();
      const actionBtn = within(modalNotification).getByRole('button', { name: sidebarMessages.modalDiscardUnitChangesActionButtonText.defaultMessage });
      expect(actionBtn).toBeInTheDocument();

      userEvent.click(actionBtn);
    });

    axiosMock
      .onPost(getXBlockBaseApiUrl(blockId), {
        publish: PUBLISH_TYPES.discardChanges,
      })
      .reply(200, { dummy: 'value' });
    axiosMock
      .onGet(getCourseUnitApiUrl(blockId))
      .reply(200, {
        ...courseUnitIndexMock, published: true, has_changes: false,
      });

    await executeThunk(editCourseUnitVisibilityAndData(
      blockId,
      PUBLISH_TYPES.discardChanges,
      true,
    ), store.dispatch);

    expect(within(courseUnitSidebar)
      .getByText(sidebarMessages.sidebarTitlePublishedNotYetReleased.defaultMessage)).toBeInTheDocument();
    expect(discardChangesBtn).not.toBeInTheDocument();
  });
});