Here's a 3 character fix for it

--- testcase.rb~	Sat Jun 29 02:39:01 2002
+++ testcase.rb	Mon Jul 22 16:28:06 2002
@@ -102,7 +102,7 @@
 
 			def add_failure(message, all_locations=caller()) # :nodoc:
 				@test_passed = false
-				assertions_pattern = /[^A-Za-z_]assertions\.rb:/
+				assertions_pattern = /[^A-Za-z_]assert(ions)?\.rb:/
 				if (all_locations.detect { |entry| entry =~ assertions_pattern })
 					all_locations.shift
 					until (all_locations[0] =~ assertions_pattern || all_locations.empty?)


> -----Original Message-----
> From: Thomas S?ndergaard 
> Sent: Monday, July 22, 2002 9:38 AM
> To: ruby-talk ML
> Subject: Test::Unit with RubyUnit compatibility layer bug?
> 
> 
> Hello,
> 
> Is it well-known that Test::Unit asserts display the wrong 
> file and linenumber if you use the RubyUnit compatibility 
> layer? Here's how a failure looks with Andy's latest windows 
> installer with Test::Unit 0.1.4. 
> 
> e.g.:
> 
> #!/usr/bin/env ruby
> 
> require 'rubyunit'
> 
> class MyTestCase < RUNIT::TestCase
>   def test_assert
>     assert(false)
>   end
> end
> 
> produces:
> 
> Failure occurred in TestCase#test_assert 
> [c:/ruby167/lib/ruby/site_ruby/1.6/runit/assert.r
> b:17]:
> 
> while
> 
> #!/usr/bin/env ruby
> 
> require 'test/unit'
> 
> class MyTestCase < Test::Unit::TestCase
>   def test_assert
>     assert(false)
>   end
> end
> 
> produces
> 
> Failure occurred in test_assert(MyTestCase) [./play.rb:7]:
> 
> Thomas
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>