Modify read_attribute to allow a symbol argument #2024 [Ken Kunz]

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@2096 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

activerecord/CHANGELOG

@@ -1,5 +1,7 @@
 *SVN*
 
+* Modify read_attribute to allow a symbol argument #2024 [Ken Kunz]
+
 * Make destroy return self #1913 [sebastian.kanthak@muehlheim.de]
 
 * Fix typo in validations documentation #1938 [court3nay]

activerecord/lib/active_record/base.rb

@@ -1108,13 +1108,13 @@ module ActiveRecord #:nodoc:
       # "2004-12-12" in a data column is cast to a date object, like Date.new(2004, 12, 12)).
       # (Alias for the protected read_attribute method).
       def [](attr_name)
-        read_attribute(attr_name.to_s)
+        read_attribute(attr_name)
       end
 
       # Updates the attribute identified by <tt>attr_name</tt> with the specified +value+.
       # (Alias for the protected write_attribute method).
       def []=(attr_name, value)
-        write_attribute(attr_name.to_s, value)
+        write_attribute(attr_name, value)
       end
 
       # Allows you to set all the attributes at once by passing in a hash with keys
@@ -1267,6 +1267,7 @@ module ActiveRecord #:nodoc:
       # Returns the value of attribute identified by <tt>attr_name</tt> after it has been type cast (for example,
       # "2004-12-12" in a data column is cast to a date object, like Date.new(2004, 12, 12)).
       def read_attribute(attr_name)
+        attr_name = attr_name.to_s
         if !(value = @attributes[attr_name]).nil?
           if column = column_for_attribute(attr_name)
             if unserializable_attribute?(attr_name, column)

activerecord/test/base_test.rb

@@ -180,6 +180,16 @@ class BasicsTest < Test::Unit::TestCase
     assert_equal "Still another topic: part 2", topic.title
   end
 
+  def test_read_attribute
+    topic = Topic.new
+    topic.title = "Don't change the topic"
+    assert_equal "Don't change the topic", topic.send(:read_attribute, "title")
+    assert_equal "Don't change the topic", topic["title"]
+
+    assert_equal "Don't change the topic", topic.send(:read_attribute, :title)
+    assert_equal "Don't change the topic", topic[:title]
+  end
+
   def test_read_attribute_when_false
     topic = topics(:first)
     topic.approved = false