Added failing test for inline functions with parameters. This fails because custom ordering code splits on comma.

Author: jrafanie

test/cases/order_test_sqlserver.rb

@@ -93,6 +93,12 @@ class OrderTestSqlserver < ActiveRecord::TestCase
       assert_equal post1, Post.order(order).first
     end
 
+    should 'support inline function with parameters' do
+      order = "SUBSTRING(title, 1, 3)"
+      post1 = Post.create :title => 'AAA Post', :body => 'Test cased orders.'
+      assert_equal post1, Post.order(order).first
+    end
+    
     should 'support primary: inline function, secondary: column' do
       order = "LEN(title), body"
       post1 = Post.create :title => 'A', :body => 'AAA Test cased orders.'