| // Copyright 2008 The Closure Library Authors. All Rights Reserved. |
| // |
| // 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. |
| |
| goog.provide('goog.proto2.DescriptorTest'); |
| goog.setTestOnly('goog.proto2.DescriptorTest'); |
| |
| goog.require('goog.proto2.Descriptor'); |
| goog.require('goog.proto2.Message'); |
| goog.require('goog.testing.jsunit'); |
| |
| function testDescriptorConstruction() { |
| var messageType = function() {}; |
| var descriptor = new goog.proto2.Descriptor(messageType, { |
| name: 'test', |
| fullName: 'this.is.a.test' |
| }, []); |
| |
| assertEquals('test', descriptor.getName()); |
| assertEquals('this.is.a.test', descriptor.getFullName()); |
| assertEquals(null, descriptor.getContainingType()); |
| } |
| |
| function testParentDescriptor() { |
| var parentType = function() {}; |
| var messageType = function() {}; |
| |
| var parentDescriptor = new goog.proto2.Descriptor(parentType, { |
| name: 'parent', |
| fullName: 'this.is.a.parent' |
| }, []); |
| |
| parentType.getDescriptor = function() { |
| return parentDescriptor; |
| }; |
| |
| var descriptor = new goog.proto2.Descriptor(messageType, { |
| name: 'test', |
| fullName: 'this.is.a.test', |
| containingType: parentType |
| }, []); |
| |
| assertEquals(parentDescriptor, descriptor.getContainingType()); |
| } |
| |
| function testStaticGetDescriptorCachesResults() { |
| var messageType = function() {}; |
| |
| // This method would be provided by proto_library() BUILD rule. |
| messageType.prototype.getDescriptor = function() { |
| if (!messageType.descriptor_) { |
| // The descriptor is created lazily when we instantiate a new instance. |
| var descriptorObj = { |
| 0: { |
| name: 'test', |
| fullName: 'this.is.a.test' |
| } |
| }; |
| messageType.descriptor_ = goog.proto2.Message.createDescriptor( |
| messageType, descriptorObj); |
| } |
| return messageType.descriptor_; |
| }; |
| messageType.getDescriptor = messageType.prototype.getDescriptor; |
| |
| var descriptor = messageType.getDescriptor(); |
| assertEquals(descriptor, messageType.getDescriptor()); // same instance |
| } |