From a3024f81228d7b3b446408114a5dc2a86870cd35 Mon Sep 17 00:00:00 2001
From: kennyj <kennyj@gmail.com>
Date: Tue, 11 Sep 2012 00:15:29 +0900
Subject: [PATCH] Fix annoy warning, when executing testcase.

---
 activerecord/test/cases/helper.rb  |  2 ++
 activerecord/test/support/mysql.rb | 11 +++++++++++
 2 files changed, 13 insertions(+)
 create mode 100644 activerecord/test/support/mysql.rb

diff --git a/activerecord/test/cases/helper.rb b/activerecord/test/cases/helper.rb
index 4c6d4666ed..f39111ba77 100644
--- a/activerecord/test/cases/helper.rb
+++ b/activerecord/test/cases/helper.rb
@@ -22,6 +22,8 @@
 # Connect to the database
 ARTest.connect
 
+require 'support/mysql'
+
 # Quote "type" if it's a reserved word for the current connection.
 QUOTED_TYPE = ActiveRecord::Base.connection.quote_column_name('type')
 
diff --git a/activerecord/test/support/mysql.rb b/activerecord/test/support/mysql.rb
new file mode 100644
index 0000000000..7a66415e64
--- /dev/null
+++ b/activerecord/test/support/mysql.rb
@@ -0,0 +1,11 @@
+if defined?(Mysql)
+  class Mysql
+    class Error
+      # This monkey patch fixes annoy warning with mysql-2.8.1.gem when executing testcases.
+      def errno_with_fix_warnings
+        silence_warnings { errno_without_fix_warnings }
+      end
+      alias_method_chain :errno, :fix_warnings
+    end
+  end
+end