From: Brian Candler <b.candler@...>
Date: 2008-09-16T20:49:11+09:00
Subject: Re: getting an array of unique objects of a class i wrote

Adam Akhtar wrote:
> Thank you everyone for your reply. Ive implemented the hash and eql? 
> definitions for my class and it worked. On a similiar note what do i 
> have to do for my unit tests which compare two objects to work.
> 
> I.e.
> 
> assert_equal(expected_object, some_method_which_returns_an_object())

Look at the source for assert_equal :-)
/usr/lib/ruby/1.8/test/unit/assertions.rb

      def assert_equal(expected, actual, message=nil)
...
        assert_block(full_message) { expected == actual }

So your object needs to implement '==' too.
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