featuretoggle-react/lib/Clients/launchdarkly.test.js

Library to use Feature Toggles of your choice in a React application

"use strict";

function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }

var launchdarklyJsClient = _interopRequireWildcard(require("launchdarkly-js-client-sdk"));

var _launchdarkly = require("./launchdarkly");

function _getRequireWildcardCache(nodeInterop) { if (typeof WeakMap !== "function") return null; var cacheBabelInterop = new WeakMap(); var cacheNodeInterop = new WeakMap(); return (_getRequireWildcardCache = function _getRequireWildcardCache(nodeInterop) { return nodeInterop ? cacheNodeInterop : cacheBabelInterop; })(nodeInterop); }

function _interopRequireWildcard(obj, nodeInterop) { if (!nodeInterop && obj && obj.__esModule) { return obj; } if (obj === null || _typeof(obj) !== "object" && typeof obj !== "function") { return { "default": obj }; } var cache = _getRequireWildcardCache(nodeInterop); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (key !== "default" && Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj["default"] = obj; if (cache) { cache.set(obj, newObj); } return newObj; }

var config = {
  clientSideId: 'abcdef',
  user: {
    key: 'UNIQUE IDENTIFIER'
  }
};
var flags = {
  feature1: true,
  feature2: false
};
jest.spyOn(launchdarklyJsClient, 'initialize').mockImplementation(function () {
  return {
    allFlags: function allFlags() {
      return flags;
    },
    on: function on(event, callBack) {
      callBack();
    }
  };
});
describe('Launchdarkly client', function () {
  it('init passes flags to handler', function () {
    var launchDarklyClient = new _launchdarkly.LaunchdarklyClientClass(config);
    var handler = jest.fn();
    launchDarklyClient.init(handler);
    expect(handler).toHaveBeenCalledWith(flags);
  });
  it('handler not called when fetching complete', function () {
    var launchDarklyClient = new _launchdarkly.LaunchdarklyClientClass(config);
    launchDarklyClient.fetching = true;
    var handler = jest.fn();
    launchDarklyClient.init(handler);
    expect(handler).not.toHaveBeenCalled();
  });
});