diff options
| -rw-r--r-- | activerecord/lib/active_record/reflection.rb | 2 | ||||
| -rw-r--r-- | activerecord/test/cases/associations/join_model_test.rb | 7 |
2 files changed, 8 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/reflection.rb b/activerecord/lib/active_record/reflection.rb index 956fe7c51e..43f573f193 100644 --- a/activerecord/lib/active_record/reflection.rb +++ b/activerecord/lib/active_record/reflection.rb @@ -995,7 +995,7 @@ module ActiveRecord end def constraints - [source_type_info] + @reflection.constraints + [source_type_info] end def source_type_info diff --git a/activerecord/test/cases/associations/join_model_test.rb b/activerecord/test/cases/associations/join_model_test.rb index c850875619..1d892a0956 100644 --- a/activerecord/test/cases/associations/join_model_test.rb +++ b/activerecord/test/cases/associations/join_model_test.rb @@ -363,6 +363,13 @@ class AssociationsJoinModelTest < ActiveRecord::TestCase assert_equal posts(:welcome, :thinking).sort_by(&:id), tags(:general).tagged_posts.sort_by(&:id) end + def test_has_many_polymorphic_associations_merges_through_scope + Tag.has_many :null_taggings, -> { none }, class_name: :Tagging + Tag.has_many :null_tagged_posts, :through => :null_taggings, :source => 'taggable', :source_type => 'Post' + assert_equal [], tags(:general).null_tagged_posts + refute_equal [], tags(:general).tagged_posts + end + def test_eager_has_many_polymorphic_with_source_type tag_with_include = Tag.all.merge!(:includes => :tagged_posts).find(tags(:general).id) desired = posts(:welcome, :thinking) |