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// 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
}
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