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/*
* Copyright (c) 2014-2015, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*
* TodoStore-test
*/
jest.dontMock('../../constants/TodoConstants');
jest.dontMock('../TodoStore');
jest.dontMock('object-assign');
describe('TodoStore', function() {
var TodoConstants = require('../../constants/TodoConstants');
var AppDispatcher;
var TodoStore;
var callback;
// mock actions
var actionTodoCreate = {
actionType: TodoConstants.TODO_CREATE,
text: 'foo'
};
var actionTodoDestroy = {
actionType: TodoConstants.TODO_DESTROY,
id: 'replace me in test'
};
beforeEach(function() {
AppDispatcher = require('../../dispatcher/AppDispatcher');
TodoStore = require('../TodoStore');
callback = AppDispatcher.register.mock.calls[0][0];
});
it('registers a callback with the dispatcher', function() {
expect(AppDispatcher.register.mock.calls.length).toBe(1);
});
it('should initialize with no to-do items', function() {
var all = TodoStore.getAll();
expect(all).toEqual({});
});
it('creates a to-do item', function() {
callback(actionTodoCreate);
var all = TodoStore.getAll();
var keys = Object.keys(all);
expect(keys.length).toBe(1);
expect(all[keys[0]].text).toEqual('foo');
});
it('destroys a to-do item', function() {
callback(actionTodoCreate);
var all = TodoStore.getAll();
var keys = Object.keys(all);
expect(keys.length).toBe(1);
actionTodoDestroy.id = keys[0];
callback(actionTodoDestroy);
expect(all[keys[0]]).toBeUndefined();
});
it('can determine whether all to-do items are complete', function() {
var i = 0;
for (; i < 3; i++) {
callback(actionTodoCreate);
}
expect(Object.keys(TodoStore.getAll()).length).toBe(3);
expect(TodoStore.areAllComplete()).toBe(false);
var all = TodoStore.getAll();
for (key in all) {
callback({
actionType: TodoConstants.TODO_COMPLETE,
id: key
});
}
expect(TodoStore.areAllComplete()).toBe(true);
callback({
actionType: TodoConstants.TODO_UNDO_COMPLETE,
id: key
});
expect(TodoStore.areAllComplete()).toBe(false);
});
});
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