Files
react/src/utils/__tests__/joinClasses-test.js
T
Paul O’Shannessy 8a47813baa Update copyrights for 2014.
grep -rl 'Copyright 2013 Facebook' static_upstream | xargs perl -pi -w -e s/Copyright 2013 Facebook/Copyright 2013-2014 Facebook/g;'

Not going to check in a script to do this since it will just change every year.
Closes #1006
2014-02-18 17:06:43 -08:00

58 lines
1.6 KiB
JavaScript

/**
* Copyright 2013-2014 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* @emails react-core
*/
"use strict";
require('mock-modules').dontMock('joinClasses');
var joinClasses = require('joinClasses');
describe('joinClasses', function() {
it('should return a single className', function() {
expect(joinClasses('aaa')).toEqual('aaa');
});
it('should join two classes together', function() {
var aaa = 'aaa';
var bbb = 'bbb';
expect(joinClasses(aaa, bbb)).toEqual('aaa bbb');
});
it('should join many classes together', function() {
var aaa = 'aaa';
var bbb = 'bbb';
var ccc = 'ccc';
var ddd = 'ddd';
var eee = 'eee';
expect(joinClasses(aaa, bbb, ccc, ddd, eee)).toEqual('aaa bbb ccc ddd eee');
});
it('should omit undefined and empty classes', function() {
var aaa = 'aaa';
var bbb;
var ccc = null;
var ddd = '';
var eee = 'eee';
expect(joinClasses(bbb)).toEqual('');
expect(joinClasses(bbb, bbb, bbb)).toEqual('');
expect(joinClasses(aaa, bbb, ccc, ddd, eee)).toEqual('aaa eee');
});
});