@unifygtm/intent-client/src/tests/client/storage/cookies.unit.test.ts

JavaScript client for interacting with the Unify Intent API in the browser.

import { type DeepMockProxy, mockDeep, mockReset } from 'jest-mock-extended';
import Cookies from 'js-cookie';

import { CookieStorageService } from '../../../client/storage';
import {
  encodeForStorage,
  getCurrentTopLevelDomain,
} from '../../../client/storage/utils';
import { TEST_VISITOR_ID, TEST_WRITE_KEY } from '../../mocks/data';
import { VISITOR_ID_STORAGE_KEY } from '../../../client/managers';

jest.mock('js-cookie', () => ({
  __esModule: true,
  default: mockDeep<any>(),
}));
export const CookiesMock = Cookies as unknown as DeepMockProxy<typeof Cookies>;

describe('CookieStorageService', () => {
  beforeEach(() => {
    mockReset(CookiesMock);
  });

  describe('get', () => {
    it('gets the value from underlying Cookies storage', () => {
      const storageService = new CookieStorageService(TEST_WRITE_KEY);
      storageService.get(VISITOR_ID_STORAGE_KEY);
      expect(CookiesMock.get).toHaveBeenCalledWith(VISITOR_ID_STORAGE_KEY);
      expect(CookiesMock.get).toHaveBeenLastCalledWith(
        encodeForStorage(`${TEST_WRITE_KEY}_${VISITOR_ID_STORAGE_KEY}`),
      );
    });
  });

  describe('set', () => {
    it('sets the value in the underlying Cookies storage', () => {
      const storageService = new CookieStorageService(TEST_WRITE_KEY);
      storageService.set(VISITOR_ID_STORAGE_KEY, TEST_VISITOR_ID);
      expect(CookiesMock.set).toHaveBeenCalledWith(
        VISITOR_ID_STORAGE_KEY,
        TEST_VISITOR_ID,
        { domain: `.${getCurrentTopLevelDomain()}`, expires: 400 },
      );
    });
  });
});