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From Andrus Adamchik <>
Subject Re: JEUT Champion Recruitment
Date Fri, 16 May 2008 12:01:28 GMT
Hi Alexis,

Thanks for clarifying. It matches my earlier understanding - it is a  
model regression testing tool. I am not saying it is not useful, just  
wanted to define the terms so that we have an understanding of what  
JEUT is.


On May 16, 2008, at 6:27 AM, Alexis Willemyns wrote:
> On a technical note, the best solution is to explain you an example.  
> As for
> every layer in an application, unit tests are welcome. This is too  
> true for
> the entities mapped via JPA. So if you want to test an entity, you  
> will
> create an unit test class (for example with JUnit). In this class,  
> you will
> add some tests. For example, you will write a test that create an  
> instance
> of the entity, set values, persist the entity, retrieve the entity,  
> and
> check if the retrieved object is exactly the same as the persisted  
> entity.
> It allows you to control that your annotations are matching the  
> definition
> of the real table in the database. You can do extra tests: check the
> nullable attribute, the length attribute, the unique constraints,  
> and so
> on... But if you want to test every aspect of your entity, you will  
> write a
> big piece of code for each entity! If you have a model with 10, 20  
> or more
> entities, you see directly the quantity of work. JEUT is designed to
> automate for you the testing of an entity. You have just to create a  
> test
> class that extends a specific JEUT test class and all the work is  
> done for
> you. The framework uses the annotations discovered via reflection  
> API or the
> XML files (orm.xml).
> Do you understand the goal of JEUT?
> 2008/5/15, Andrus Adamchik <>:
>> Hi Alexis,
>> I think it would really help if you started developing in the open  
>> using
>> one of the free open source sites. This would provide the project  
>> history to
>> a potential Champion, including access to the source code and  
>> general feel
>> of whether you are really interested in building community around  
>> your code.
>> On a technical note, what exactly does this framework test? Is this
>> regression testing (i.e. checking that the ORM schema matches the  
>> actual DB
>> schema), or is there a value beyond that? We had a similar framework
>> submitted to the Cayenne project some time back, and I could never
>> understand what exactly is being tested.
>> Andrus
>> On May 15, 2008, at 9:57 AM, Alexis Willemyns wrote:
>>> Hello all,
>>> I was a little bit hesitant before posting this project  
>>> proposition. But
>>> let's go! I hope that this attempt will be a success.
>>> JEUT stands for "JPA Entity Unit Test" and is currently in  
>>> development. So
>>> there is no public website and the code is ended up to 70%. JEUT  
>>> is a
>>> testing framework for JPA entities and its main goal is to  
>>> automate the
>>> test
>>> of entities without the need to write long and boring home tests.
>>> The mission is to provide a framework which is able to test the  
>>> matching
>>> between entities using annotations and/or xml descriptors and the  
>>> real
>>> database. A framework 100% compliant with all the existing  
>>> annotations in
>>> JPA, for the current version 1 (and the future version 2... in the
>>> future).
>>> JEUT analyzes all the annotations and creates instances of entites  
>>> with
>>> random values. It tries to persist these instances via the entity  
>>> manager
>>> and reports the problems if existing. JEUT can be used as an  
>>> extension of
>>> JUnit or TestNG, or maybe all others test frameworks.
>>> For the moment, the team is only composed with me, and I have  
>>> discussed
>>> with
>>> my self about what is means to become an Apacha project. I am  
>>> aware what
>>> are
>>> the conditions, responsabilities and impacts to become an Apache  
>>> project.
>>> I
>>> am looking a Champion to go in the proposal phase (if the proposal  
>>> makes
>>> sense) and to build a community around JEUT.
>>> Thank you for any feedback and recommendations (and sorry for my  
>>> english
>>> coming from Belgium).
>>> I look forward to your responses.
>>> Regards,
>>> Alexis Willemyns
>>> JEUT project founder
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