Just looking at the rake sources, it looks like you could do:

   Task::TASKS["clone_structure_to_test"] = nil
   task :clone_structure_to_test do
     ...
   end

I haven't tried this, though...

- Jamis

On Sep 5, 2005, at 8:41 AM, Michael Schuerig wrote:

>
> Rails has recently (in SVN) moved to a modularized Rakefile. This  
> causes
> me some trouble as I need to change the tasks executed before
> unit/functional tests are run. :test_units as well as :test_functional
> depend on :clone_structure_to_test. The latter sets up the test
> database as a structural copy of the development database.
>
> Copying includes foreign key constraints present in the development
> database. Unfortunately, there is no way I can order loading (and
> deletion) of fixtures so that foreign key constraints are satisfied.
> Therefore I grudgingly used to create the test db from a definition
> file lacking these constraints.
>
> Now, without being able to change the :clone_structure_to_test task
> directly, I'm looking for a way to either remove it as a prerequisite
> from the test tasks or overwrite it. So far, I've only found ways to
> add prerequisites and add blocks that are processes for a task. Is
> there a way to do what I need?
>
> Michael
>
> -- 
> Michael Schuerig                       Face reality and stare it down
> mailto:michael / schuerig.de        --Jethro Tull, Silver River Turning
> http://www.schuerig.de/michael/
>
>
>