@causalfoundry/js-sdk/src/modules/ECommerce/__tests__/ecommerce.cart.test.ts

Causal Foundry WEB SDK (JS/TS)

/**
 * @jest-environment jsdom
 */
import CfCore from "../../../core/CfCore";
import ECommerce from "..";

import {
  ECommerceTypes,
  ItemType,
  StockStatus,
  ItemProperties,
  ItemAction,
  CartProperties,
  CartAction,
} from "../typings";

import { CurrencyCode } from "../../../core/commonTypes";
import { ContentBlock } from "../../Navigation/typings";

let windowSpy;
let mockSender;
let mockImpressionManager = {
  on: () => {},
};

const device_id = "asdf";
describe("ECommerce", () => {
  beforeEach(() => {
    mockSender = {
      add() {
        return false;
      },
      sendException() {
        return false;
      },
    };
    windowSpy = jest.spyOn(window, "window", "get");
  });

  afterEach(() => {
    // to remove the singleton instance
    (CfCore as any).instance = null;
  });

  it('Should deliver a "Cart" event', async () => {
    const senderSpy = jest.spyOn(mockSender, "add");

    const cfCore = CfCore.createInstance(
      mockSender as any,
      mockImpressionManager as any,
      false,
      ContentBlock.Core,
      device_id,
      false
    );

    const event: CartProperties = {
      cart_id: "1",
      action: CartAction.AddItem,
      item: {
        id: "111",
        price: 90,
        type: ItemType.Drug,
        quantity: 1,
        promo_id: "11111",
        currency: CurrencyCode.EUR,
        stock_status: StockStatus.InStock,
      },
    };

    await ECommerce.logIngestEvent(ECommerceTypes.Cart, event, true);

    expect(senderSpy).toHaveBeenCalledWith(
      expect.stringMatching(device_id),
      expect.stringMatching(device_id),
      expect.objectContaining({
        name: ECommerceTypes.Cart,
        ctx: { ...event },
      }),
      true,
      expect.anything()
    );
  });

  it('Should not deliver a "Cart" event with bad item', async () => {
    const senderSpy = jest.spyOn(mockSender, "add");
    const sendExceptionSpy = jest.spyOn(mockSender, "sendException");

    const cfCore = CfCore.createInstance(
      mockSender as any,
      mockImpressionManager as any,
      false,
      ContentBlock.Core,
      device_id,
      false
    );

    const event: CartProperties = {
      cart_id: "1",
      action: CartAction.AddItem,
      item: {
        id: "111",
        price: undefined as any,
        type: ItemType.Drug,
        quantity: 1,
        promo_id: "11111",
        currency: CurrencyCode.EUR,
        stock_status: StockStatus.InStock,
      },
    };

    await expect(
      ECommerce.logIngestEvent(ECommerceTypes.Cart, event, true)
    ).rejects.toThrow();

    expect(senderSpy).not.toHaveBeenCalled();
    expect(sendExceptionSpy).toHaveBeenCalled();
  });

  it('Should not deliver a "Cart" event without cart_id', async () => {
    const senderSpy = jest.spyOn(mockSender, "add");
    const sendExceptionSpy = jest.spyOn(mockSender, "sendException");

    const cfCore = CfCore.createInstance(
      mockSender as any,
      mockImpressionManager as any,
      false,
      ContentBlock.Core,
      device_id,
      false
    );

    const event: CartProperties = {
      cart_id: undefined as any,
      action: CartAction.AddItem,
      item: {
        id: "111",
        price: 90,
        type: ItemType.Drug,
        quantity: 1,
        promo_id: "11111",
        currency: CurrencyCode.EUR,
        stock_status: StockStatus.InStock,
      },
    };

    await expect(
      ECommerce.logIngestEvent(ECommerceTypes.Cart, event, true)
    ).rejects.toThrow();

    expect(senderSpy).not.toHaveBeenCalled();
    expect(sendExceptionSpy).toHaveBeenCalled();
  });

  it('Should not deliver a "Cart" event without action', async () => {
    const senderSpy = jest.spyOn(mockSender, "add");
    const sendExceptionSpy = jest.spyOn(mockSender, "sendException");

    const cfCore = CfCore.createInstance(
      mockSender as any,
      mockImpressionManager as any,
      false,
      ContentBlock.Core,
      device_id,
      false
    );

    const event: CartProperties = {
      cart_id: "1",
      action: undefined as any,
      item: {
        id: "111",
        price: 90,
        type: ItemType.Drug,
        quantity: 1,
        promo_id: "11111",
        currency: CurrencyCode.EUR,
        stock_status: StockStatus.InStock,
      },
    };

    await expect(
      ECommerce.logIngestEvent(ECommerceTypes.Cart, event, true)
    ).rejects.toThrow();

    expect(senderSpy).not.toHaveBeenCalled();
    expect(sendExceptionSpy).toHaveBeenCalled();
  });
});