On 7 Mar 2012, at 18:26, Zach Dennis wrote:
> Matt,
>
> I have typically done what you are already doing, but I am also
> interested in the answer you seek. Another idea might be something
> like since #do-stuff would need to be invoked with a block:
>
> expect(thing, :do_stuff).to_yield val
Yeah, I like that.
Is that real yet or is this just an idea?
>
> Zach
>
> On Wed, Mar 7, 2012 at 12:56 PM, Matt Wynne <m...@mattwynne.net> wrote:
>>
>> On 7 Mar 2012, at 11:39, Morten Møller Riis wrote:
>>
>> On Mar 7, 2012, at 8:22 AM, Matt Wynne wrote:
>>
>>
>> Hi all,
>>
>> I'm spec'ing a method that yields a value. Right now, I spec it like this:
>>
>> result = nil
>> thing.do_stuff { |value| result = value }
>> result.should == expected
>>
>> This feels like too much ceremony. What I want to do is something more this:
>>
>> thing.do_stuff.should yield_value(expected)
>>
>> Is there anything built into RSpec to let me do this? If not, how do other
>> people test yields?
>>
>> cheers,
>> Matt
>>
>>
>> How about this?
>>
>> thing.do_stuff(&:to_s).should == expected
>>
>>
>> Yes, that's a neat hack, but I'd prefer to be able to assert on the actual
>> yielded value, instead of the result of calling an arbitrary method on it.
>>
>> Doesn't anyone else do this?
>>
>> cheers,
>> Matt
>>
>> --
>> Freelance programmer & coach
>> Author, http://pragprog.com/book/hwcuc/the-cucumber-book
>> Founder, http://www.relishapp.com/
>> Twitter, https://twitter.com/mattwynne
>>
>>
>>
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>
>
>
> --
>
> --
> @zachdennis
> http://www.continuousthinking.com
> http://www.mutuallyhuman.com
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cheers,
Matt
--
Freelance programmer & coach
Author, http://pragprog.com/book/hwcuc/the-cucumber-book
Founder, http://www.relishapp.com/
Twitter, https://twitter.com/mattwynne
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