[Rspec-users] [Rspec-devel] support for arbitrary comparisons
aslak.hellesoy at gmail.com
Wed Sep 6 11:47:16 EDT 2006
On 9/6/06, David Chelimsky <dchelimsky at gmail.com> wrote:
> Mike Williams contributed a patch to support arbitrary comparisons.
> This is now in the trunk and will be part of the next release. So you
> will now be able to do this:
> result.should_be < 5
> result.should_be >= 7
> It also supports alternate syntax for should_be, should_match
> result.should == 3
> result.should =~ /regex/
> Personally, I prefer should_be and should_match in these cases, as I
> think they read better. Anyone else have opinions about that?
I prefer should_match and should_equal too, but I don't expect
everyone to feel the same. I think it's great to support both.
I don't see a problem with making this official now and add it to the
website documentation. Dave's cheatsheet (which is not in svn - grr)
should be updated too.
> This patch also supports using methods that are not formatted like
> predicates but act like them:
> def whatever
> I really object to this on philosophical grounds. Ruby predicates are
> a beautiful construct, and I personally feel that if you're writing
> methods like that you are violating a ruby aesthetic. If you agree
> with that, then you have to agree that supporting them in rspec also
> violates the same aesthetic. To that end, even though they work, they
> will not be offically supported at this point (i.e. you can use them,
> but they may go away some day).
I agree we shouldn't support non-questionmark "predicates". Let's make
the day support for it goes away be today ;-)
> I'm curious to hear thoughts on this as well.
> Thanks again to Mike Williams for supporting arbitrary comparisons.
> It's really a great addition.
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