@paralleldrive/react-feature-toggles/dist/feature.test.js

React Feature Toggles

'use strict';

var _riteway = require('riteway');

var _cheerio = require('cheerio');

var _cheerio2 = _interopRequireDefault(_cheerio);

var _react = require('react');

var _react2 = _interopRequireDefault(_react);

var _server = require('react-dom/server');

var _server2 = _interopRequireDefault(_server);

var _feature = require('./feature');

var _context2 = require('./context');

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function _asyncToGenerator(fn) { return function () { var gen = fn.apply(this, arguments); return new Promise(function (resolve, reject) { function step(key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { return Promise.resolve(value).then(function (value) { step("next", value); }, function (err) { step("throw", err); }); } } return step("next"); }); }; }

var render = _server2.default.renderToStaticMarkup;

var createTestComponent = function createTestComponent(componentName) {
  return function () {
    return _react2.default.createElement('div', { className: componentName });
  };
};

(0, _riteway.describe)('Feature()', function () {
  var _ref = _asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee(assert) {
    var ActiveComponent, InactiveComponent, features, $, _ActiveComponent, _InactiveComponent, _features, _$, _ActiveComponent2, _features2, _$2, _ActiveComponent3, _features3, _$3, _InactiveComponent2, _ActiveComponent4, _features4, _$4;

    return regeneratorRuntime.wrap(function _callee$(_context) {
      while (1) {
        switch (_context.prev = _context.next) {
          case 0:
            ActiveComponent = createTestComponent('active');
            InactiveComponent = createTestComponent('inactive');
            features = ['foo', 'bar', 'baz'];
            $ = _cheerio2.default.load(render(_react2.default.createElement(
              _context2.Provider,
              { value: features },
              _react2.default.createElement(_feature.Feature, {
                name: 'foo',
                inactiveComponent: InactiveComponent,
                activeComponent: ActiveComponent
              })
            )));


            assert({
              given: 'the feature is enabled and an inactive component',
              should: 'not render the inactive component',
              actual: $('.inactive').length,
              expected: 0
            });

            assert({
              given: 'the feature is enabled and an active component',
              should: 'render the active component',
              actual: $('.active').length,
              expected: 1
            });
            _ActiveComponent = createTestComponent('active');
            _InactiveComponent = createTestComponent('inactive');
            _features = ['foo', 'bar', 'baz'];
            _$ = _cheerio2.default.load(render(_react2.default.createElement(
              _context2.Provider,
              { value: _features },
              _react2.default.createElement(_feature.Feature, {
                name: 'help',
                inactiveComponent: _InactiveComponent,
                activeComponent: _ActiveComponent
              })
            )));


            assert({
              given: 'the feature is not enabled and an inactive component',
              should: 'render the inactive component',
              actual: _$('.inactive').length,
              expected: 1
            });

            assert({
              given: 'the feature is not enabled and an active component',
              should: 'not render the active component',
              actual: _$('.active').length,
              expected: 0
            });
            _ActiveComponent2 = createTestComponent('active');
            _features2 = ['foo', 'bar', 'baz'];
            _$2 = _cheerio2.default.load(render(_react2.default.createElement(
              _context2.Provider,
              { value: _features2 },
              _react2.default.createElement(_feature.Feature, { name: 'foo', activeComponent: _ActiveComponent2 })
            )));


            assert({
              given: 'the feature is enabled, no inactive component',
              should: 'render the active component',
              actual: _$2('.active').length,
              expected: 1
            });
            _ActiveComponent3 = createTestComponent('active');
            _features3 = ['foo', 'bar', 'baz'];
            _$3 = _cheerio2.default.load(render(_react2.default.createElement(
              _context2.Provider,
              { value: _features3 },
              _react2.default.createElement(_feature.Feature, { name: 'help', activeComponent: _ActiveComponent3 })
            )));


            assert({
              given: 'the feature is not enabled, no inactive component',
              should: 'render the the default inactive component',
              actual: _$3.html(),
              expected: ''
            });
            _InactiveComponent2 = createTestComponent('inactive');
            _ActiveComponent4 = createTestComponent('active');
            _features4 = ['foo', 'bar', 'baz'];
            _$4 = _cheerio2.default.load(render(_react2.default.createElement(
              _context2.Provider,
              { value: _features4 },
              _react2.default.createElement(
                _feature.Feature,
                null,
                function (_ref2) {
                  var features = _ref2.features;
                  return features.includes('bar') ? _react2.default.createElement(_ActiveComponent4, null) : _react2.default.createElement(_InactiveComponent2, null);
                }
              )
            )));


            assert({
              given: 'no active component prop',
              should: 'act as a render prop component',
              actual: _$4('.active').length,
              expected: 1
            });

            assert({
              given: 'no active component prop',
              should: 'act as a render prop component',
              actual: _$4('.inactive').length,
              expected: 0
            });

          case 26:
          case 'end':
            return _context.stop();
        }
      }
    }, _callee, undefined);
  }));

  return function (_x) {
    return _ref.apply(this, arguments);
  };
}());