Merge pull request #45 from kevmoo/master

Replaced usage of update_attribute with update_attribute!

lib/acts_as_list/active_record/acts/list.rb

@@ -26,8 +26,8 @@ module ClassMethods
         # Configuration options are:
         #
         # * +column+ - specifies the column name to use for keeping the position integer (default: +position+)
-        # * +scope+ - restricts what is to be considered a list. Given a symbol, it'll attach <tt>_id</tt> 
-        #   (if it hasn't already been added) and use that as the foreign key restriction. It's also possible 
+        # * +scope+ - restricts what is to be considered a list. Given a symbol, it'll attach <tt>_id</tt>
+        #   (if it hasn't already been added) and use that as the foreign key restriction. It's also possible
         #   to give it an entire string that is interpolated if you need a tighter scope than just a foreign key.
         #   Example: <tt>acts_as_list :scope => 'todo_list_id = #{todo_list_id} AND completed = 0'</tt>
         # * +top_of_list+ - defines the integer used for the top of the list. Defaults to 1. Use 0 to make the collection
@@ -48,7 +48,7 @@ def scope_condition
           elsif configuration[:scope].is_a?(Array)
             scope_condition_method = %(
               def scope_condition
-                attrs = %w(#{configuration[:scope].join(" ")}).inject({}) do |memo,column| 
+                attrs = %w(#{configuration[:scope].join(" ")}).inject({}) do |memo,column|
                   memo[column.intern] = send(column.intern); memo
                 end
                 self.class.send(:sanitize_sql_hash_for_conditions, attrs)
@@ -136,20 +136,20 @@ def move_to_top
         def remove_from_list
           if in_list?
             decrement_positions_on_lower_items
-            update_attribute position_column, nil
+            update_attributes! position_column => nil
           end
         end
 
         # Increase the position of this item without adjusting the rest of the list.
         def increment_position
           return unless in_list?
-          update_attribute position_column, self.send(position_column).to_i + 1
+          update_attributes! position_column => self.send(position_column).to_i + 1
         end
 
         # Decrease the position of this item without adjusting the rest of the list.
         def decrement_position
           return unless in_list?
-          update_attribute position_column, self.send(position_column).to_i - 1
+          update_attributes! position_column => self.send(position_column).to_i - 1
         end
 
         # Return +true+ if this object is the first in the list.
@@ -184,11 +184,11 @@ def lower_item
         def in_list?
           !not_in_list?
         end
-        
+
         def not_in_list?
           send(position_column).nil?
         end
-        
+
         def default_position
           acts_as_list_class.columns_hash[position_column.to_s].default
         end
@@ -230,12 +230,12 @@ def bottom_item(except = nil)
 
           # Forces item to assume the bottom position in the list.
           def assume_bottom_position
-            update_attribute(position_column, bottom_position_in_list(self).to_i + 1)
+            update_attributes!(position_column => bottom_position_in_list(self).to_i + 1)
           end
 
           # Forces item to assume the top position in the list.
           def assume_top_position
-            update_attribute(position_column, acts_as_list_top)
+            update_attributes!(position_column => acts_as_list_top)
           end
 
           # This has the effect of moving all the higher items up one.
@@ -307,25 +307,25 @@ def insert_at_position(position)
             else
               increment_positions_on_lower_items(position)
             end
-            self.update_attribute(position_column, position)
+            self.update_attributes!(position_column => position)
           end
 
           # used by insert_at_position instead of remove_from_list, as postgresql raises error if position_column has non-null constraint
           def store_at_0
             if in_list?
               old_position = send(position_column).to_i
-              update_attribute(position_column, 0)
+              update_attributes!(position_column => 0)
               decrement_positions_on_lower_items(old_position)
             end
           end
-          
+
           def update_positions
             old_position = send("#{position_column}_was").to_i
             new_position = send(position_column).to_i
             return unless acts_as_list_class.unscoped.where("#{position_column} = #{new_position}").count > 1
             shuffle_positions_on_intermediate_items old_position, new_position, id
           end
-      end 
+      end
     end
   end
 end

test/test_list.rb

@@ -243,13 +243,13 @@ def test_insert_at
 
   def test_update_position
     assert_equal [1, 2, 3, 4], DefaultScopedMixin.find(:all).map(&:id)
-    DefaultScopedMixin.find(2).update_attribute(:pos, 4)
+    DefaultScopedMixin.find(2).update_attributes!(:pos => 4)
     assert_equal [1, 3, 4, 2], DefaultScopedMixin.find(:all).map(&:id)
-    DefaultScopedMixin.find(2).update_attribute(:pos, 2)
+    DefaultScopedMixin.find(2).update_attributes!(:pos => 2)
     assert_equal [1, 2, 3, 4], DefaultScopedMixin.find(:all).map(&:id)
-    DefaultScopedMixin.find(1).update_attribute(:pos, 4)
+    DefaultScopedMixin.find(1).update_attributes!(:pos => 4)
     assert_equal [2, 3, 4, 1], DefaultScopedMixin.find(:all).map(&:id)
-    DefaultScopedMixin.find(1).update_attribute(:pos, 1)
+    DefaultScopedMixin.find(1).update_attributes!(:pos => 1)
     assert_equal [1, 2, 3, 4], DefaultScopedMixin.find(:all).map(&:id)
   end
 
@@ -337,13 +337,13 @@ def test_insert_at
 
   def test_update_position
     assert_equal [1, 2, 3, 4], DefaultScopedWhereMixin.where(:active => false).find(:all).map(&:id)
-    DefaultScopedWhereMixin.where(:active => false).find(2).update_attribute(:pos, 4)
+    DefaultScopedWhereMixin.where(:active => false).find(2).update_attributes!(:pos => 4)
     assert_equal [1, 3, 4, 2], DefaultScopedWhereMixin.where(:active => false).find(:all).map(&:id)
-    DefaultScopedWhereMixin.where(:active => false).find(2).update_attribute(:pos, 2)
+    DefaultScopedWhereMixin.where(:active => false).find(2).update_attributes!(:pos => 2)
     assert_equal [1, 2, 3, 4], DefaultScopedWhereMixin.where(:active => false).find(:all).map(&:id)
-    DefaultScopedWhereMixin.where(:active => false).find(1).update_attribute(:pos, 4)
+    DefaultScopedWhereMixin.where(:active => false).find(1).update_attributes!(:pos => 4)
     assert_equal [2, 3, 4, 1], DefaultScopedWhereMixin.where(:active => false).find(:all).map(&:id)
-    DefaultScopedWhereMixin.where(:active => false).find(1).update_attribute(:pos, 1)
+    DefaultScopedWhereMixin.where(:active => false).find(1).update_attributes!(:pos => 1)
     assert_equal [1, 2, 3, 4], DefaultScopedWhereMixin.where(:active => false).find(:all).map(&:id)
   end