* lib/test/unit/assertions.rb (assert_equal): show class in failure

  message if meaningful.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@21923 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 4 insertions, 0 deletions

diff --git a/lib/test/unit/assertions.rb b/lib/test/unit/assertions.rb
index 5987d1adc7..2e9fadfe57 100644
--- a/lib/test/unit/assertions.rb
+++ b/lib/test/unit/assertions.rb
@@ -69,6 +69,10 @@ module Test
             elsif exp.is_a?(Time) && act.is_a?(Time)
               exp_comment = " (nsec=#{exp.nsec})"
               act_comment = " (nsec=#{act.nsec})"
+            elsif exp.class != act.class
+              # a subclass of Range, for example.
+              exp_comment = " (#{exp.class})"
+              act_comment = " (#{act.class})"
             end
           elsif !Encoding.compatible?(exp_str, act_str)
             if exp.is_a?(String) && act.is_a?(String)