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-rw-r--r--activerecord/test/cases/relations_test.rb7
1 files changed, 7 insertions, 0 deletions
diff --git a/activerecord/test/cases/relations_test.rb b/activerecord/test/cases/relations_test.rb
index ada4294401..98fe6b7611 100644
--- a/activerecord/test/cases/relations_test.rb
+++ b/activerecord/test/cases/relations_test.rb
@@ -332,6 +332,13 @@ class RelationTest < ActiveRecord::TestCase
end
end
+ def test_preload_applies_to_all_chained_preloaded_scopes
+ assert_queries(3) do
+ post = Post.with_tags.with_comments.first
+ assert post
+ end
+ end
+
def test_find_with_included_associations
assert_queries(2) do
posts = Post.includes(:comments).order('posts.id')