From: Eric Boucher <devlists-ruby-talk@...>
Date: 2006-09-11T00:24:26+09:00
Subject: Re: Unit test an output with puts

Thanks everybody and thanks to Eric, this is exactly what I needed.

On Saturday, September 09, 2006, at 8:51 AM, Eric Hodel wrote:
>On Sep 8, 2006, at 12:29 PM, Eric Boucher wrote:
>
>> I want to be able to unit/test an output with the method 'puts'. > Here's
>> a small example of what I'm trying to achieve:
>
>Use util_capture from the ZenTest gem.  You get two StringIO objects
>back from calling util_capture that hold the contents of $stdout and
>$stderr in the block:
>
>require 'test/unit'
>require 'rubygems'
>require 'test/zentest_assertions'
>
>class Foo
>   def output
>     puts "bar"
>   end
>end
>
>class TestFoo < Test::Unit::TestCase
>
>   def test_output
>     out, err = util_capture do
>       Foo.new.output
>     end
>
>     assert_equal "bar\n", out.string
>     assert_equal "", err.string
>   end
>end
>
>--
>Eric Hodel - drbrain@segment7.net - http://blog.segment7.net
>This implementation is HODEL-HASH-9600 compliant
>
>http://trackmap.robotcoop.com
>
>
>




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