From 1f432c54658cf54608a6e37b70b8dc8e40521502 Mon Sep 17 00:00:00 2001
From: Dmitry Lavrov <lavrovdv@gmail.com>
Date: Thu, 27 Mar 2014 15:29:20 +0300
Subject: Treat blank UUID values as nil

---
 activerecord/test/cases/adapters/postgresql/uuid_test.rb | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'activerecord/test')

diff --git a/activerecord/test/cases/adapters/postgresql/uuid_test.rb b/activerecord/test/cases/adapters/postgresql/uuid_test.rb
index f79a7a598b..9e03ea6bee 100644
--- a/activerecord/test/cases/adapters/postgresql/uuid_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/uuid_test.rb
@@ -50,6 +50,11 @@ class PostgresqlUUIDTest < ActiveRecord::TestCase
     assert_not column.array
   end
 
+  def test_treat_blank_uuid_as_nil
+    UUIDType.create! guid: ''
+    assert_equal(nil, UUIDType.last.guid)
+  end
+
   def test_uuid_formats
     ["A0EEBC99-9C0B-4EF8-BB6D-6BB9BD380A11",
      "{a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11}",
-- 
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