On Mar 15, 2010, at 11:16 PM, Chris DiMartino wrote:
> I'm having trouble getting rspec to allow me to test my Comparable class. I
> would like to test the <=> method, but rspec is giving me unexpected results:
>
> @hand = Hand.new('R')
> @other_hand = Hand.new('S')
> @hand.should be > @other_hand
>
> expected > #<RPS::Hand:0x7f2d93661490>, got #<RPS::Hand:0x7f2d936615d0
> @guess="R">
>
> Shouldn't that test be checking for the comparison operator?
Nope. Keep in mind that most operators in ruby are actually methods. When the
example says:
@hand.should be > @other_hand
Ruby evaluates that as this:
@hand.should(be.>(@other_hand))
Which rspec then translates to this (more or less):
@hand.>(@other_hand) ? pass : fail
That make sense?
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