3 files changed, 19 insertions, 0 deletions
diff --git a/activerecord/test/cases/relations_test.rb b/activerecord/test/cases/relations_test.rb
index 7fdd42f150..bdf14e0a85 100644
--- a/activerecord/test/cases/relations_test.rb
+++ b/activerecord/test/cases/relations_test.rb
@@ -1316,4 +1316,9 @@ class RelationTest < ActiveRecord::TestCase
     relation = Post.limit(2)
     assert_equal "#<ActiveRecord::Relation [#{Post.limit(2).map(&:inspect).join(', ')}]>", relation.inspect
   end
+
+  test "relations limits the records in #inspect at 10" do
+    relation = Post.limit(11)
+    assert_equal "#<ActiveRecord::Relation [#{Post.limit(10).map(&:inspect).join(', ')}, ...]>", relation.inspect
+  end
 end
diff --git a/activerecord/test/cases/serialization_test.rb b/activerecord/test/cases/serialization_test.rb
index a4c065e667..ce167509c1 100644
--- a/activerecord/test/cases/serialization_test.rb
+++ b/activerecord/test/cases/serialization_test.rb
@@ -51,4 +51,11 @@ class SerializationTest < ActiveRecord::TestCase
       assert_equal @contact_attributes[:awesome], contact.awesome, "For #{format}"
     end
   end
+
+  def test_serialized_attributes_are_class_level_settings
+    assert_raise NoMethodError do
+      topic = Topic.new
+      topic.serialized_attributes = []
+    end
+  end
 end
diff --git a/activerecord/test/cases/store_test.rb b/activerecord/test/cases/store_test.rb
index 7f2b8945f9..3e60b62fd5 100644
--- a/activerecord/test/cases/store_test.rb
+++ b/activerecord/test/cases/store_test.rb
@@ -120,4 +120,11 @@ class StoreTest < ActiveRecord::TestCase
   test "stored attributes are returned" do
     assert_equal [:color, :homepage], Admin::User.stored_attributes[:settings]
   end
+
+  test "stores_attributes are class level settings" do
+    assert_raise NoMethodError do
+      @john.stored_attributes = {}
+    end
+  end
+
 end