Re: [Asunit-users] Testing Event Driven Architecture

[Johannes N. <joh...@gm...>]

visual testing is a road you don't want to go down. I would recomend reading
about the presentation model pattern as it gives a nice abstraction to test
from our experience

On Mon, Aug 4, 2008 at 11:53 AM, Ian Tyrrell <Ia...@mo...> wrote:

>  Are you wanting to test a custom visual component, or is it that your
> class under test uses a visual component?
>
> If you give me a bit more context then I could probably put together an
> example.
>
>
>
> It's important to understand that ASUnit is a unit testing framework, not
> an integration testing framework.
>
> It is designed to help verify behavior of a single unit of functionality in
> your application, typically at single class/method level.
>
>
>
> It's not really appropriate if you want to test the end-to-end
> functionality of your application.
>
>
>
> If you want to verify that when a user clicks a button a request is made to
> the server, this would be an integration test.
>
>
>
> You could however write several unit tests that cover the individual
> components involved in the above scenario:
>
> ·         A test to verify that when a user clicks your button class a
> click event is dispatched.
>
> ·         A test to verify that the consumer of your button event performs
> a particular action (e.g. invoking a service).
>
> ·         A test to verify that a particular service call makes a request
> with particular parameters.
>
>
>
> Testing visual components has it's own challenges as you are usually bound
> to concrete dependencies (flash core classes, library assets), flash 8 made
> it more feasible technically to verify visual states (using BitmapData) but
> I would be very clear about what I'm wanting to test and whether ASUnit can
> actually help me achieve this.
>
>
>
> I'm happy to help you with a specific example, but it's a bit difficult to
> give you an abstract example that would actually be useful.
>
>
>
> Thanks,
>
>
>
> Ian
>  ------------------------------
>
> *From:* asu...@li... [mailto:
> asu...@li...] *On Behalf Of *Uno Dos
> *Sent:* 03 August 2008 17:55
> *To:* Mailing List for the users of AsUnit
> *Subject:* Re: [Asunit-users] Testing Event Driven Architecture
>
>
>
> I am in the same boat as Mudit - but am sure once I see a working example
> of unit testing on a traditional component (i.e. a SimpleButton) that
> changes a state or a value when pressed, and then changes it back when
> pressed again - this will give me something to work with.
>
> Uno
>
> 2008/7/23 Ian Tyrrell <Ia...@mo...>
>
> Hi Mudit,
>
> Do you have an example of what you're trying to test?
>
> The ease of testing will be based on how interdependent the components
> of your architecture are. You should be aiming to reduce dependency on
> concrete implementations (using interfaces and abstract classes).
>
> If you are happy to post an example of what you're having difficulty
> with, I can try to help.
>
> Thanks,
>
> Ian
>
>
> -----Original Message-----
> From: asu...@li...
> [mailto:asu...@li...] On Behalf Of mudit
> tuli
> Sent: 23 July 2008 05:26
> To: asu...@li...
> Subject: [Asunit-users] Testing Event Driven Architecture
>
> I am new to AsUnit, and I followed few tutorials on how to unit test.
> But I am somewhat confused on how to unit test with AsUnit an Event
> based architecture !
>
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