1 files changed, 6 insertions, 0 deletions
diff --git a/activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb b/activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb
index 294b993c55..b29df68d22 100644
--- a/activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb
+++ b/activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb
@@ -681,4 +681,10 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase
     assert_equal developer, project.developers.find(:first)
     assert_equal project, developer.projects.find(:first)
   end
+
+  def test_dynamic_find_should_respect_association_include
+    # SQL error in sort clause if :include is not included
+    # due to Unknown column 'authors.id'
+    assert Category.find(1).posts_with_authors_sorted_by_author_id.find_by_title('Welcome to the weblog')
+  end
 end