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-rw-r--r--activerecord/test/cases/relation/where_test.rb9
1 files changed, 9 insertions, 0 deletions
diff --git a/activerecord/test/cases/relation/where_test.rb b/activerecord/test/cases/relation/where_test.rb
index a6a36a6fd9..b4804aa9d7 100644
--- a/activerecord/test/cases/relation/where_test.rb
+++ b/activerecord/test/cases/relation/where_test.rb
@@ -61,6 +61,15 @@ module ActiveRecord
assert_equal expected.to_sql, actual.to_sql
end
+ def test_belongs_to_nested_where_with_relation
+ author = authors(:david)
+
+ expected = Author.where(id: author ).joins(:posts)
+ actual = Author.where(posts: { author_id: Author.where(id: author.id) }).joins(:posts)
+
+ assert_equal expected.to_a, actual.to_a
+ end
+
def test_polymorphic_shallow_where
treasure = Treasure.new
treasure.id = 1