From 338253cbe54569137cff26f6cb5dd6db379f481b Mon Sep 17 00:00:00 2001
From: akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 16 Oct 2008 14:24:08 +0000
Subject: [PATCH] * lib/test/unit.rb (assert_equal): failure message changed.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19801 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ChangeLog        |  4 ++++
 lib/test/unit.rb | 17 ++++++++++++++++-
 2 files changed, 20 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index c5c0f451dc..f87952893c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Thu Oct 16 23:23:27 2008  Tanaka Akira  <akr@fsij.org>
+
+	* lib/test/unit.rb (assert_equal): failure message changed.
+
 Thu Oct 16 22:52:54 2008  Tanaka Akira  <akr@fsij.org>
 
 	* lib/test/unit: removed test/unit.
diff --git a/lib/test/unit.rb b/lib/test/unit.rb
index 329e451d4f..fddc994e64 100644
--- a/lib/test/unit.rb
+++ b/lib/test/unit.rb
@@ -89,7 +89,22 @@ module Test
       end
 
       def assert_equal(exp, act, msg = nil)
-        msg = message(msg) { "Expected\n<#{mu_pp(exp)}> but\n<#{mu_pp(act)}>" }
+        msg = message(msg) {
+          exp_str = mu_pp(exp)
+          act_str = mu_pp(act)
+          exp_comment = ''
+          act_comment = ''
+          if exp_str == act_str
+            if exp.is_a?(String) && act.is_a?(String)
+              exp_comment = " (#{exp.encoding})"
+              act_comment = " (#{act.encoding})"
+            elsif exp.is_a?(Time) && act.is_a?(Time)
+              exp_comment = " (nsec=#{exp.nsec})"
+              act_comment = " (nsec=#{act.nsec})"
+            end
+          end
+          "<#{exp_str}>#{exp_comment} expected but was\n<#{act_str}>#{act_comment}"
+        }
         assert(exp == act, msg)
       end