@pkyeck/storybook-addon-mock/dist/esm/utils/request.test.js

A storybook addon to mock fetch/XHR request

import { Request } from './request';
var mockURL = 'http://storybook-addon-mock.com';
describe('Request', function () {
  it('should support an abort signal', function () {
    var controller = new AbortController();
    var request = new Request(mockURL, {
      signal: controller.signal
    });
    controller.abort();
    expect(request.signal.aborted).toBe(true);
  });
  it('should support an abort signal listener', function (done) {
    var controller = new AbortController();
    var request = new Request(mockURL, {
      signal: controller.signal
    });
    request.signal.addEventListener('abort', function () {
      expect(request.signal.aborted).toBe(true);
      done();
    });
    expect(request.signal.aborted).toBe(false);
    controller.abort();
  });
});