Don't instantiate two objects in collection proxy / find_or_instantiator_by

1 files changed, 12 insertions, 0 deletions

diff --git a/activerecord/test/cases/associations/has_many_associations_test.rb b/activerecord/test/cases/associations/has_many_associations_test.rb
index f1a341437f..6bf3ab6317 100644
--- a/activerecord/test/cases/associations/has_many_associations_test.rb
+++ b/activerecord/test/cases/associations/has_many_associations_test.rb
@@ -738,6 +738,18 @@ class HasManyAssociationsTest < ActiveRecord::TestCase
     assert_equal number_of_clients + 1, companies(:first_firm).clients_of_firm.size
   end
 
+  def test_find_or_initialize_returns_the_instantiated_object
+    client = companies(:first_firm).clients_of_firm.find_or_initialize_by_name("name" => "Another Client")
+    assert_equal client, companies(:first_firm).clients_of_firm[-1]
+  end
+
+  def test_find_or_initialize_only_instantiates_a_single_object
+    number_of_clients = Client.count
+    companies(:first_firm).clients_of_firm.find_or_initialize_by_name("name" => "Another Client").save!
+    companies(:first_firm).save!
+    assert_equal number_of_clients+1, Client.count
+  end
+
   def test_find_or_create_with_hash
     post = authors(:david).posts.find_or_create_by_title(:title => 'Yet another post', :body => 'somebody')
     assert_equal post, authors(:david).posts.find_or_create_by_title(:title => 'Yet another post', :body => 'somebody')