| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| */ |
| |
| var helpers = App.TestAliases.helpers; |
| |
| var strTemplate = '0123456789'; |
| |
| /** |
| * 10 -> '0123456789' |
| * 5 -> '01234' |
| * 15 -> '012345678901234' |
| * |
| * @param length |
| * @returns {string} |
| */ |
| function getStr(length) { |
| var ret = ''; |
| var n = Math.floor(length / 10); |
| var m = length % 10; |
| for (var i = 0; i < n; i++) { |
| ret += strTemplate; |
| } |
| ret += strTemplate.substr(0, m); |
| return ret; |
| } |
| |
| /** |
| * |
| * @param {Em.Object} context |
| * @param {string} propertyName |
| * @param {string} dependentKey |
| * @param {number} maxLength |
| * @param {number} reduceTo |
| * @param {string} [replacer] |
| */ |
| App.TestAliases.testAsComputedTruncate = function (context, propertyName, dependentKey, maxLength, reduceTo, replacer) { |
| |
| var _replacer = arguments.length > 5 ? replacer : '...'; |
| |
| describe('#' + propertyName + ' as Em.computed.truncate', function () { |
| |
| afterEach(function () { |
| helpers.smartRestoreGet(context); |
| }); |
| |
| it('has valid dependent keys', function () { |
| expect(Em.meta(context).descs[propertyName]._dependentKeys).to.eql([dependentKey]); |
| }); |
| |
| it('should be truncated if `maxLength` > ' + JSON.stringify(dependentKey) + ' length', function () { |
| var val = getStr(maxLength + 1); |
| var expectedValue = val.substr(0, reduceTo) + _replacer; |
| helpers.smartStubGet(context, dependentKey, val) |
| .propertyDidChange(context, propertyName); |
| var value = helpers.smartGet(context, propertyName); |
| expect(value).to.be.equal(expectedValue); |
| }); |
| |
| it('should not be truncated if `maxLength` = ' + JSON.stringify(dependentKey) + ' length', function () { |
| var val = getStr(maxLength); |
| var expectedValue = val; |
| helpers.smartStubGet(context, dependentKey, val) |
| .propertyDidChange(context, propertyName); |
| var value = helpers.smartGet(context, propertyName); |
| expect(value).to.be.equal(expectedValue); |
| }); |
| |
| it('should not be truncated if `maxLength` < ' + JSON.stringify(dependentKey) + ' length', function () { |
| var val = getStr(maxLength - 1); |
| var expectedValue = val; |
| helpers.smartStubGet(context, dependentKey, val) |
| .propertyDidChange(context, propertyName); |
| var value = helpers.smartGet(context, propertyName); |
| expect(value).to.be.equal(expectedValue); |
| }); |
| |
| it('should be "" if ' + JSON.stringify(dependentKey) + ' value is empty', function () { |
| var val = null; |
| var expectedValue = ''; |
| helpers.smartStubGet(context, dependentKey, val) |
| .propertyDidChange(context, propertyName); |
| var value = helpers.smartGet(context, propertyName); |
| expect(value).to.be.equal(expectedValue); |
| }); |
| |
| }); |
| |
| }; |