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-rw-r--r--activerecord/test/associations_join_model_test.rb5
1 files changed, 5 insertions, 0 deletions
diff --git a/activerecord/test/associations_join_model_test.rb b/activerecord/test/associations_join_model_test.rb
index 7395aa5739..79ac19ec61 100644
--- a/activerecord/test/associations_join_model_test.rb
+++ b/activerecord/test/associations_join_model_test.rb
@@ -39,6 +39,11 @@ class AssociationsJoinModelTest < Test::Unit::TestCase
assert_equal tags(:general), posts(:welcome).tags.first
end
+ def test_polymorphic_has_many_going_through_join_model_with_custom_foreign_key
+ assert_equal tags(:misc), taggings(:welcome_general).super_tag
+ assert_equal tags(:misc), posts(:welcome).super_tags.first
+ end
+
def test_polymorphic_has_many_create_model_with_inheritance_and_custom_base_class
post = SubStiPost.create :title => 'SubStiPost', :body => 'SubStiPost body'
assert_instance_of SubStiPost, post