Created
March 22, 2016 06:09
-
-
Save anonymous/4058bebeb56ef2e1457d to your computer and use it in GitHub Desktop.
JS Bin // source http://jsbin.com/lovafo
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <script src="https://fb.me/react-0.14.7.min.js"></script> | |
| <script src="https://fb.me/react-dom-0.14.7.min.js"></script> | |
| <script src="https://wzrd.in/standalone/expect@latest"></script> | |
| <script src="https://wzrd.in/standalone/deep-freeze@latest"></script> | |
| <script src="https://cdnjs.cloudflare.com/ajax/libs/redux/3.3.1/redux.min.js"></script> | |
| <meta charset="utf-8"> | |
| <meta name="viewport" content="width=device-width"> | |
| <title>JS Bin</title> | |
| </head> | |
| <body> | |
| <div id="root"></div> | |
| <script id="jsbin-javascript"> | |
| 'use strict'; | |
| var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; | |
| function _toConsumableArray(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) arr2[i] = arr[i]; return arr2; } else { return Array.from(arr); } } | |
| var todo = function todo(state, action) { | |
| switch (action.type) { | |
| case 'ADD_TODO': | |
| return { | |
| id: action.id, | |
| text: action.text, | |
| completed: false | |
| }; | |
| case 'TOGGLE_TODO': | |
| if (state.id !== action.id) { | |
| return state; | |
| } | |
| return _extends({}, state, { | |
| completed: !state.completed | |
| }); | |
| default: | |
| return state; | |
| } | |
| }; | |
| var todos = function todos(state, action) { | |
| if (state === undefined) state = []; | |
| switch (action.type) { | |
| case 'ADD_TODO': | |
| return [].concat(_toConsumableArray(state), [todo(undefined, action)]); | |
| case 'TOGGLE_TODO': | |
| return state.map(function (t) { | |
| return todo(t, action); | |
| }); | |
| default: | |
| return state; | |
| } | |
| }; | |
| var addTodoTest = function addTodoTest() { | |
| var stateBefore = []; | |
| var action = { | |
| type: 'ADD_TODO', | |
| id: 0, | |
| text: 'Learn Redux' | |
| }; | |
| var stateAfter = [{ | |
| id: 0, | |
| text: 'Learn Redux', | |
| completed: false | |
| }]; | |
| deepFreeze(stateBefore); | |
| deepFreeze(action); | |
| expect(todos(stateBefore, action)).toEqual(stateAfter); | |
| }; | |
| var toggleTodoTest = function toggleTodoTest() { | |
| var stateBefore = [{ | |
| id: 0, | |
| text: 'Learn Redux', | |
| completed: false | |
| }, { | |
| id: 1, | |
| text: 'Go shopping', | |
| completed: false | |
| }]; | |
| var action = { | |
| type: 'TOGGLE_TODO', | |
| id: 1 | |
| }; | |
| var stateAfter = [{ | |
| id: 0, | |
| text: 'Learn Redux', | |
| completed: false | |
| }, { | |
| id: 1, | |
| text: 'Go shopping', | |
| completed: true | |
| }]; | |
| deepFreeze(stateBefore); | |
| deepFreeze(stateAfter); | |
| expect(todos(stateBefore, action)).toEqual(stateAfter); | |
| }; | |
| addTodoTest(); | |
| toggleTodoTest(); | |
| console.log('All tests pass!'); | |
| </script> | |
| <script id="jsbin-source-javascript" type="text/javascript">const todo = (state, action) => { | |
| switch(action.type) { | |
| case 'ADD_TODO': | |
| return { | |
| id: action.id, | |
| text: action.text, | |
| completed: false | |
| }; | |
| case 'TOGGLE_TODO': | |
| if (state.id !== action.id) { | |
| return state; | |
| } | |
| return { | |
| ...state, | |
| completed: !state.completed | |
| }; | |
| default: | |
| return state; | |
| } | |
| }; | |
| const todos = (state = [], action) => { | |
| switch(action.type) { | |
| case 'ADD_TODO': | |
| return [ | |
| ...state, | |
| todo(undefined, action) | |
| ]; | |
| case 'TOGGLE_TODO': | |
| return state.map(t => todo(t, action)); | |
| default: | |
| return state; | |
| } | |
| }; | |
| const addTodoTest = () => { | |
| const stateBefore = []; | |
| const action = { | |
| type: 'ADD_TODO', | |
| id: 0, | |
| text: 'Learn Redux' | |
| }; | |
| const stateAfter = [ | |
| { | |
| id: 0, | |
| text: 'Learn Redux', | |
| completed: false | |
| } | |
| ]; | |
| deepFreeze(stateBefore); | |
| deepFreeze(action); | |
| expect( | |
| todos(stateBefore, action) | |
| ).toEqual(stateAfter); | |
| }; | |
| const toggleTodoTest = () => { | |
| const stateBefore = [ | |
| { | |
| id: 0, | |
| text: 'Learn Redux', | |
| completed: false | |
| }, | |
| { | |
| id: 1, | |
| text: 'Go shopping', | |
| completed: false | |
| } | |
| ]; | |
| const action = { | |
| type: 'TOGGLE_TODO', | |
| id: 1 | |
| }; | |
| const stateAfter = [ | |
| { | |
| id: 0, | |
| text: 'Learn Redux', | |
| completed: false | |
| }, | |
| { | |
| id: 1, | |
| text: 'Go shopping', | |
| completed: true | |
| } | |
| ]; | |
| deepFreeze(stateBefore); | |
| deepFreeze(stateAfter); | |
| expect( | |
| todos(stateBefore, action) | |
| ).toEqual(stateAfter); | |
| }; | |
| addTodoTest(); | |
| toggleTodoTest(); | |
| console.log('All tests pass!');</script></body> | |
| </html> |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| 'use strict'; | |
| var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; | |
| function _toConsumableArray(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) arr2[i] = arr[i]; return arr2; } else { return Array.from(arr); } } | |
| var todo = function todo(state, action) { | |
| switch (action.type) { | |
| case 'ADD_TODO': | |
| return { | |
| id: action.id, | |
| text: action.text, | |
| completed: false | |
| }; | |
| case 'TOGGLE_TODO': | |
| if (state.id !== action.id) { | |
| return state; | |
| } | |
| return _extends({}, state, { | |
| completed: !state.completed | |
| }); | |
| default: | |
| return state; | |
| } | |
| }; | |
| var todos = function todos(state, action) { | |
| if (state === undefined) state = []; | |
| switch (action.type) { | |
| case 'ADD_TODO': | |
| return [].concat(_toConsumableArray(state), [todo(undefined, action)]); | |
| case 'TOGGLE_TODO': | |
| return state.map(function (t) { | |
| return todo(t, action); | |
| }); | |
| default: | |
| return state; | |
| } | |
| }; | |
| var addTodoTest = function addTodoTest() { | |
| var stateBefore = []; | |
| var action = { | |
| type: 'ADD_TODO', | |
| id: 0, | |
| text: 'Learn Redux' | |
| }; | |
| var stateAfter = [{ | |
| id: 0, | |
| text: 'Learn Redux', | |
| completed: false | |
| }]; | |
| deepFreeze(stateBefore); | |
| deepFreeze(action); | |
| expect(todos(stateBefore, action)).toEqual(stateAfter); | |
| }; | |
| var toggleTodoTest = function toggleTodoTest() { | |
| var stateBefore = [{ | |
| id: 0, | |
| text: 'Learn Redux', | |
| completed: false | |
| }, { | |
| id: 1, | |
| text: 'Go shopping', | |
| completed: false | |
| }]; | |
| var action = { | |
| type: 'TOGGLE_TODO', | |
| id: 1 | |
| }; | |
| var stateAfter = [{ | |
| id: 0, | |
| text: 'Learn Redux', | |
| completed: false | |
| }, { | |
| id: 1, | |
| text: 'Go shopping', | |
| completed: true | |
| }]; | |
| deepFreeze(stateBefore); | |
| deepFreeze(stateAfter); | |
| expect(todos(stateBefore, action)).toEqual(stateAfter); | |
| }; | |
| addTodoTest(); | |
| toggleTodoTest(); | |
| console.log('All tests pass!'); |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
Redux: Reducer Composition with Arrays
Getting started with Redux - lesson 13