From: Jason Roelofs <jameskilton@...>
Date: 2008-01-03T04:06:51+09:00
Subject: Re: Dynamically add a method to a TestCase

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On Jan 2, 2008 1:55 PM, Achim Domma <domma@procoders.net> wrote:

> Hi,
>
> I'm experimenting with the dynamic features of ruby to add methods to
> a TestCase. Here is my test script:
>
> require 'watir'
> require 'test/unit'
>
> class MyTest < Test::Unit::TestCase
> end
>
> for num in ["a","b","c"]
>    MyTest.send(:define_method,"test_" + num) {
>        assert(false,"->"+num)
>    }
> end
>
> It works fine so far, but all asserts display "->c" as error message.
> I don't understand why! Any hint? How to fix it?
>
> regards,
> Achim
>

That's exactly what you're telling assert to do. Method definition is
something like:

assert(expression, error_message = nil)

What exactly are you wanting to do?

Jason

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