SQLite: binary escaping works with ='u'. Closes #7862.

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@6449 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

activerecord/CHANGELOG

 *SVN*
 
+* SQLite: binary escaping works with $KCODE='u'.  #7862 [tsuka]
+
 * Base#to_xml supports serialized attributes.  #7502 [jonathan]
 
 * Base.update_all :order and :limit options. Useful for MySQL updates that must be ordered to avoid violating unique constraints.  [Jeremy Kemper]

activerecord/lib/active_record/connection_adapters/sqlite_adapter.rb

@@ -68,7 +68,7 @@ module ConnectionAdapters #:nodoc:
     class SQLiteColumn < Column #:nodoc:
       class <<  self
         def string_to_binary(value)
-          value.gsub(/\0|\%/) do |b|
+          value.gsub(/\0|\%/n) do |b|
             case b
               when "\0" then "%00"
               when "%"  then "%25"
@@ -77,7 +77,7 @@ def string_to_binary(value)
         end
 
         def binary_to_string(value)
-          value.gsub(/%00|%25/) do |b|
+          value.gsub(/%00|%25/n) do |b|
             case b
               when "%00" then "\0"
               when "%25" then "%"