redux-ab-test
Version:
A/B testing React components with Redux and debug tools. Isomorphic with a simple, universal interface. Well documented and lightweight. Tested in popular browsers and Node.js. Includes helpers for React, Redux, and Segment.io
215 lines (182 loc) • 8.91 kB
JavaScript
;
var _keys = require('babel-runtime/core-js/object/keys');
var _keys2 = _interopRequireDefault(_keys);
var _stringify = require('babel-runtime/core-js/json/stringify');
var _stringify2 = _interopRequireDefault(_stringify);
var _immutable = require('immutable');
var _immutable2 = _interopRequireDefault(_immutable);
var _randomVariation = require('./random-variation');
var _randomVariation2 = _interopRequireDefault(_randomVariation);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; }
describe('utils/random-variation.js', function () {
describe('toWeight', function () {
it('exists', function () {
expect(_randomVariation.toWeight).not.toBeUndefined;
});
it('has the correct weight', function () {
expect((0, _randomVariation.toWeight)(_immutable2['default'].Map({ weight: 100 }))).toEqual(100);
expect((0, _randomVariation.toWeight)(_immutable2['default'].Map({ weight: -100 }))).toEqual(-100);
});
it('has the default weight', function () {
expect((0, _randomVariation.toWeight)(_immutable2['default'].Map({}))).toEqual(0);
expect((0, _randomVariation.toWeight)(_immutable2['default'].Map({ weight: undefined }))).toEqual(0);
});
});
describe('toTotal', function () {
it('exists', function () {
expect(_randomVariation.toTotal).not.toBeUndefined;
});
it('has the correct total', function () {
expect((0, _randomVariation.toTotal)(_immutable2['default'].fromJS([{ weight: 100 }]))).toEqual(100);
expect((0, _randomVariation.toTotal)(_immutable2['default'].fromJS([{ weight: 100 }, { weight: 200 }]))).toEqual(300);
expect((0, _randomVariation.toTotal)(_immutable2['default'].fromJS([{ weight: 100 }, { weight: 200 }, { weight: 300 }]))).toEqual(600);
});
it('has the default total', function () {
expect((0, _randomVariation.toTotal)(_immutable2['default'].fromJS([]))).toEqual(0);
});
});
describe('toRange', function () {
it('exists', function () {
expect(_randomVariation.toRange).not.toBeUndefined;
});
it('has the correct range[0]', function () {
var list = _immutable2['default'].List([]);
list = (0, _randomVariation.toRange)(list, 5000);
expect(list).not.toBeUndefined;
expect(list.count()).toEqual(1);
var range = list.last();
expect(range.first()).toEqual(0);
expect(range.last()).toEqual(4999);
});
it('has the correct range[1]', function () {
var list = _immutable2['default'].List([_immutable2['default'].Range(0, 5000)]);
list = (0, _randomVariation.toRange)(list, 5000);
expect(list).not.toBeUndefined;
expect(list.count()).toEqual(2);
var range = list.last();
expect(range.first()).toEqual(5000);
expect(range.last()).toEqual(9999);
});
it('has the correct range[2]', function () {
var list = _immutable2['default'].List([_immutable2['default'].Range(0, 5000), _immutable2['default'].Range(5000, 10000)]);
list = (0, _randomVariation.toRange)(list, 10000);
expect(list).not.toBeUndefined;
expect(list.count()).toEqual(3);
var range = list.last();
expect(range.first()).toEqual(10000);
expect(range.last()).toEqual(19999);
});
it('has the correct range[3]', function () {
var list = _immutable2['default'].List([_immutable2['default'].Range(0, 5000), _immutable2['default'].Range(5000, 10000), _immutable2['default'].Range(10000, 20000)]);
list = (0, _randomVariation.toRange)(list, 0);
expect(list).not.toBeUndefined;
expect(list.count()).toEqual(4);
var range = list.last();
expect(range.first()).toBeUndefined;
expect(range.last()).toBeUndefined;
});
});
describe('toRanges', function () {
it('exists', function () {
expect(_randomVariation.toRanges).not.toBeUndefined;
});
it('has the correct ranges', function () {
var weights = _immutable2['default'].fromJS([{ weight: 5000 }, { weight: 5000 }, { weight: 10000 }, { weight: 0 }]);
var ranges = (0, _randomVariation.toRanges)(weights);
expect(ranges).not.toBeUndefined;
expect(ranges.count()).toEqual(4);
expect((0, _stringify2['default'])(ranges.map(function (i) {
return i.first() + '/' + i.last();
}))).toEqual('["0/4999","5000/9999","10000/19999","undefined/undefined"]');
expect(ranges.get(0).first()).toEqual(0);
expect(ranges.get(0).last()).toEqual(4999);
expect(ranges.get(1).first()).toEqual(5000);
expect(ranges.get(1).last()).toEqual(9999);
expect(ranges.get(2).first()).toEqual(10000);
expect(ranges.get(2).last()).toEqual(19999);
expect(ranges.get(3).first()).toBeUndefined;
expect(ranges.get(3).last()).toBeUndefined;
});
it('has the correct ranges', function () {
var weights = _immutable2['default'].fromJS([{ weight: 5000 }, { weight: 5000 }, { weight: 10000 }, { weight: 0 }, { weight: 0 }, { weight: 0 }]);
var ranges = (0, _randomVariation.toRanges)(weights);
expect(ranges).not.toBeUndefined;
expect(ranges.count()).toEqual(6);
expect((0, _stringify2['default'])(ranges.map(function (i) {
return i.first() + '/' + i.last();
}))).toEqual('["0/4999","5000/9999","10000/19999","undefined/undefined","undefined/undefined","undefined/undefined"]');
expect(ranges.get(0).first()).toEqual(0);
expect(ranges.get(0).last()).toEqual(4999);
expect(ranges.get(1).first()).toEqual(5000);
expect(ranges.get(1).last()).toEqual(9999);
expect(ranges.get(2).first()).toEqual(10000);
expect(ranges.get(2).last()).toEqual(19999);
expect(ranges.get(3).first()).toBeUndefined;
expect(ranges.get(3).last()).toBeUndefined;
expect(ranges.get(4).first()).toBeUndefined;
expect(ranges.get(4).last()).toBeUndefined;
expect(ranges.get(5).first()).toBeUndefined;
expect(ranges.get(5).last()).toBeUndefined;
});
it('has the default ranges', function () {
var weights = _immutable2['default'].fromJS([]);
var ranges = (0, _randomVariation.toRanges)(weights);
expect(ranges.count()).toEqual(0);
});
});
describe('randomVariation', function () {
var experiment = _immutable2['default'].fromJS({
variations: [{ name: 'Variation A', weight: 5000 }, { name: 'Variation B', weight: 5000 }, { name: 'Original', weight: 10000 }, { name: 'Variation Disabled', weight: 0 }]
});
it('exists', function () {
expect(_randomVariation2['default']).not.toBeUndefined;
});
it('sorts the variations by weight descending', function () {
var output = experiment.get('variations').sortBy(_randomVariation.toWeight).reverse();
expect(output).not.toBeUndefined;
expect(_immutable2['default'].List.isList(output)).toBeTruthy;
expect(output.get(0).get('name')).toEqual('Original');
expect(output.get(1).get('name')).toEqual('Variation B');
expect(output.get(2).get('name')).toEqual('Variation A');
expect(output.get(3).get('name')).toEqual('Variation Disabled');
});
it('returns an Immutable.Map', function () {
var output = (0, _randomVariation2['default'])(experiment);
expect(output).not.toBeUndefined;
expect(_immutable2['default'].Map.isMap(output)).toBeTruthy;
expect((0, _keys2['default'])(output.toJS())).toEqual(['name', 'weight']);
});
var sharedContext = function () {
function sharedContext(i, variationName) {
it('returns the expected variation for i=' + i, function () {
var random = function () {
function random() {
return i;
}
return random;
}();
var output = (0, _randomVariation2['default'])(experiment, random);
expect(output).not.toBeUndefined;
expect(_immutable2['default'].Map.isMap(output)).toBeTruthy;
expect((0, _keys2['default'])(output.toJS())).toEqual(['name', 'weight']);
expect(output.get('name')).toEqual(variationName);
});
}
return sharedContext;
}();
// Returns the variations with weight!=0 when Math.random is within the expected range [0, 1)
_immutable2['default'].Range(0.0, 0.50, 0.05).forEach(function (i) {
return sharedContext(i, 'Original');
});
_immutable2['default'].Range(0.50, 0.75, 0.01).forEach(function (i) {
return sharedContext(i, 'Variation B');
});
_immutable2['default'].Range(0.75, 1.00, 0.01).forEach(function (i) {
return sharedContext(i, 'Variation A');
});
// Returns the variation with weight=0 when Math.random is outside of the expected range [0,1)
_immutable2['default'].Range(1.00, 1.01, 0.01).forEach(function (i) {
return sharedContext(i, 'Variation Disabled');
});
});
});