#region License
/*
* Copyright 2002-2006 the original author or authors.
*
* 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.
*/
#endregion
#region Imports
using System;
using System.Reflection;
using Common.Logging;
using NUnit.Framework;
using Spring.Aop.Framework.DynamicProxy;
using Spring.Aop.Support;
using Spring.Context.Support;
using Spring.Objects;
using Spring.Objects.Factory;
using Spring.Objects.Factory.Xml;
#endregion
namespace Spring.Aop.Framework.AutoProxy{
/// <summary>
/// Tests for auto proxy creation combined with factory object and circular references.
/// </summary>
/// <author>Erich Eichinger (.NET)</author>
[TestFixture]
public class AdvisorAutoProxyCreatorCircularReferencesTests
{
[Test]
public void TestAutoProxyCreation()
{
XmlApplicationContext context = new XmlApplicationContext(ReadOnlyXmlTestResource.GetFilePath("advisorAutoProxyCreatorCircularReferencesTests.xml", typeof(AdvisorAutoProxyCreatorCircularReferencesTests)));
CountingAfterReturningAdvisor countingAdvisor = (CountingAfterReturningAdvisor)context.GetObject("testAdvisor");
// direct deps of AutoProxyCreator are not eligable for proxying
Assert.IsFalse(AopUtils.IsAopProxy(context.GetObject("aapc")));
Assert.IsFalse(AopUtils.IsAopProxy(countingAdvisor));
TestObjectFactoryObject testObjectFactory = (TestObjectFactoryObject) context.GetObject("&testObjectFactory");
Assert.IsFalse(AopUtils.IsAopProxy(testObjectFactory));
Assert.IsFalse(AopUtils.IsAopProxy(context.GetObject("someOtherObject")));
// this one is completely independent
Assert.IsTrue(AopUtils.IsAopProxy(context.GetObject("independentObject")));
// Asserts SPRNET-1225 - advisor dependencies most not be auto-proxied
object testObject = context.GetObject("testObjectFactory");
Assert.IsFalse(AopUtils.IsAopProxy(testObject));
// Asserts SPRNET-1224 - factory product most be cached
context.GetObject("testObjectFactory");
testObjectFactory.GetObjectCounter = 0;
context.GetObject("testObjectFactory");
Assert.AreEqual(0, testObjectFactory.GetObjectCounter);
ICloneable someOtherObject = (ICloneable) context.GetObject("someOtherObject");
someOtherObject.Clone();
ICloneable independentObject = (ICloneable) context.GetObject("independentObject");
independentObject.Clone();
Assert.AreEqual(1, countingAdvisor.GetCalls());
}
}
#region Support Classes
public class TestDefaultAdvisorAutoProxyCreator : DefaultAdvisorAutoProxyCreator, IInitializingObject
{
private readonly ILog _logger;
public TestDefaultAdvisorAutoProxyCreator()
{
_logger = LogManager.GetLogger(this.GetType().Name + "#" + GetHashCode());
_logger.Trace("Created instance");
}
protected override object[] GetAdvicesAndAdvisorsForObject(Type targetType, string targetName, ITargetSource customTargetSource)
{
_logger.Trace("GetAdvicesAndAdvisorsForObject begin");
object[] advices = base.GetAdvicesAndAdvisorsForObject(targetType, targetName, customTargetSource);
_logger.Trace("GetAdvicesAndAdvisorsForObject end");
return advices;
}
public override void AfterPropertiesSet()
{
_logger.Trace("AfterPropertiesSet");
base.AfterPropertiesSet();
}
}
public class CountingAfterReturningAdvisor : StaticMethodMatcherPointcutAdvisor
{
private ITestObject testObject;
public ITestObject TestObject
{
get { return this.testObject; }
set { this.testObject = value; }
}
public int GetCalls()
{
return ((CountingAfterReturningAdvice) base.Advice).GetCalls();
}
public CountingAfterReturningAdvisor()
{
LogManager.GetLogger(this.GetType()).Trace("Created instance #" + this.GetHashCode());
base.Advice = new CountingAfterReturningAdvice();
}
public override bool Matches(MethodInfo method, Type targetType)
{
return true;
}
}
public class SomeOtherObject : ICloneable
{
public SomeOtherObject()
{
LogManager.GetLogger(this.GetType()).Trace("Created instance #" + this.GetHashCode());
}
public object Clone()
{
return this;
}
}
public class IndependentObject : ICloneable
{
public IndependentObject()
{
LogManager.GetLogger(this.GetType()).Trace("Created instance #" + this.GetHashCode());
}
public object Clone()
{
return this;
}
}
public class TestObjectFactoryObject : IFactoryObject, IInitializingObject
{
private bool initialized = false;
private ITestObject testObject;
private SomeOtherObject someOtherObject;
private readonly ILog _logger;
public int GetObjectCounter = 0;
public TestObjectFactoryObject()
{
_logger = LogManager.GetLogger(this.GetType().Name + "#" + this.GetHashCode());
_logger.Trace("Created instance");
}
public SomeOtherObject SomeOtherObject
{
get { return this.someOtherObject; }
set { this.someOtherObject = value; }
}
public object GetObject()
{
GetObjectCounter++;
// return product only, if factory has been fully initialized!
if (!initialized)
{
_logger.Trace("GetObject(): not initialized, returning null");
return null;
}
_logger.Trace("GetObject(): initialized, returning testObject");
return testObject;
}
public Type ObjectType
{
get
{
// return type only if we are ready to deliver our product!
if (!initialized)
{
_logger.Trace("get_ObjectType(): not initialized, returning null");
return null;
}
_logger.Trace("get_ObjectType(): initialized, returning typeof(ITestObject)");
return typeof(ITestObject);
}
}
public bool IsSingleton
{
get { return true; }
}
public void AfterPropertiesSet()
{
_logger.Trace("AfterPropertiesSet");
Assert.IsNotNull(someOtherObject);
testObject = new TestObject();
initialized = true;
}
}
#endregion
}
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