unknown wrote in post #1137302:
> Am 19.02.2014 23:23, schrieb Benjamin Klotz:
>> In the lib folder i got a cli class which handles all cli interaction
>> (run, generate, etc). When i try to test my run method in
>> command_line_interface_test.rb i had to add a "environment" parameter to
>> the lib file, so it doesn't start the specified Rack::Server in the
>> Test.
>>
>> I think this isn't very clean to edit a Core file so tests can hook into
>> it
>> Is there a better way to achieve this?
>
> Some vague thoughts (I had no time to look into the source):
>
> I assume the purpose of the `run' method is to start the server,
> so what do you want to test if not that a server is started?
> Maybe your run method does more than it should (like setup).
>
> - you could move those parts to a different method
>   and only test the helper method
>
> - or use a mock for Rack::Server that doesn't really start the server
>   (MiniTest::Mock)
>
> - or you might want to try monkey patching Rack::Server
>   in your test file
>
>
> Regards,
> Marcus


Thanks for your response! :)
I think I'm going to look in Mock objects and as u said move some part 
into helper methods.

Greetings,
Benny

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