1 files changed, 11 insertions, 1 deletions
diff --git a/activerecord/test/cases/autosave_association_test.rb b/activerecord/test/cases/autosave_association_test.rb
index 8f0d7bd037..80b5a0004d 100644
--- a/activerecord/test/cases/autosave_association_test.rb
+++ b/activerecord/test/cases/autosave_association_test.rb
@@ -43,7 +43,7 @@ class TestAutosaveAssociationsInGeneral < ActiveRecord::TestCase
     reference = Class.new(ActiveRecord::Base) {
       self.table_name = "references"
       def self.name; 'Reference'; end
-      belongs_to :person, autosave: true, class: person
+      belongs_to :person, autosave: true, anonymous_class: person
     }
 
     u = person.create!(first_name: 'cool')
@@ -1278,6 +1278,16 @@ module AutosaveAssociationOnACollectionAssociationTests
     assert_equal new_names, @pirate.reload.send(@association_name).map(&:name)
   end
 
+  def test_should_update_children_when_autosave_is_true_and_parent_is_new_but_child_is_not
+    parrot = Parrot.create!(name: "Polly")
+    parrot.name = "Squawky"
+    pirate = Pirate.new(parrots: [parrot], catchphrase: "Arrrr")
+
+    pirate.save!
+
+    assert_equal "Squawky", parrot.reload.name
+  end
+
   def test_should_automatically_validate_the_associated_models
     @pirate.send(@association_name).each { |child| child.name = '' }