[rspec-users] alias method spec?

David Chelimsky dchelimsky at gmail.com
Mon Mar 19 23:55:44 EDT 2007


On 3/19/07, Scott Taylor <mailing_lists at railsnewbie.com> wrote:
>
> Wow.  Thanks.  You've opened up a whole new world of ruby for me.  I
> had never heard of an UnboundMethod object before.

Now the fun begins!!!!!

Cheers,
David

>
> I should have RTFM'ed before I was so quick on my reply.
>
> Thanks a bunch,
>
> Scott
>
>
> On Mar 19, 2007, at 6:59 PM, David Chelimsky wrote:
>
> > On 3/19/07, Scott Taylor <mailing_lists at railsnewbie.com> wrote:
> >>
> >>
> >> But that doesn't check that the methods are the same, does it?
> >> Doesn't it only check if the values returned by the methods are equal
> >> (in this case, nil)?
> >
> > That's not what I get from the docs:
> >
> > http://www.ruby-doc.org/core/classes/Module.html#M001682
> >
> > Seems to me it's an UnboundMethod object (or Method in the second
> > example I gave).
> >
> > WDYT?
> >
> >
> >>
> >> Scott
> >>
> >>
> >> On Mar 19, 2007, at 6:48 PM, David Chelimsky wrote:
> >>
> >>> On 3/19/07, Scott Taylor <mailing_lists at railsnewbie.com> wrote:
> >>>>
> >>>> I am completely baffled by this one - My guess is that there is no
> >>>> pure ruby way to do this - but how could I set up a spec to test
> >>>> that
> >>>> one method is an alias of another?
> >>>
> >>> class Foo
> >>>   def bar
> >>>   end
> >>>   alias :baz :bar
> >>> end
> >>>
> >>> context "Foo class" do
> >>>   specify "should use the same method for #baz as #bar" do
> >>>     Foo.instance_method(:baz).should == Foo.instance_method(:bar)
> >>>   end
> >>> end
> >>>
> >>> context "Foo instance" do
> >>>   specify "should use the same method for #baz as #bar" do
> >>>     foo = Foo.new
> >>>     foo.method(:baz).should == foo.method(:bar)
> >>>   end
> >>> end
> >>>
> >>> equal? won't work because the resulting method isn't the same
> >>> object,
> >>> but you'll see that == fails when the implementations they point to
> >>> are different.
> >>>
> >>> Hope that works for you.
> >>>
> >>> David
> >>>
> >>>>
> >>>> Thanks for any help,
> >>>>
> >>>> Scott
> >>>>
> >>>> _______________________________________________
> >>>> rspec-users mailing list
> >>>> rspec-users at rubyforge.org
> >>>> http://rubyforge.org/mailman/listinfo/rspec-users
> >>>>
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> >>
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> >>
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