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-rw-r--r--activerecord/test/cases/associations/join_model_test.rb8
1 files changed, 8 insertions, 0 deletions
diff --git a/activerecord/test/cases/associations/join_model_test.rb b/activerecord/test/cases/associations/join_model_test.rb
index f4592f7d0e..8bd44e6444 100644
--- a/activerecord/test/cases/associations/join_model_test.rb
+++ b/activerecord/test/cases/associations/join_model_test.rb
@@ -236,6 +236,14 @@ class AssociationsJoinModelTest < ActiveRecord::TestCase
assert_equal "2", categories(:sti_test).authors_with_select.first.post_id.to_s
end
+ def test_create_through_has_many_with_piggyback
+ category = categories(:sti_test)
+ ernie = category.authors_with_select.create(:name => 'Ernie')
+ assert_not_deprecated do
+ assert_equal ernie, category.authors_with_select.detect {|a| a.name == 'Ernie'}
+ end
+ end
+
def test_include_has_many_through
posts = Post.find(:all, :order => 'posts.id')
posts_with_authors = Post.find(:all, :include => :authors, :order => 'posts.id')