From 8c1a0eba33b7091f5e6aa4e74c9728ff5f58c797 Mon Sep 17 00:00:00 2001
From: Yuki Kawamoto <kawamoto62@gmail.com>
Date: Mon, 8 May 2017 09:14:05 +0900
Subject: [PATCH] Fix missing method in deletion

---
 lib/database_cleaner/active_record/deletion.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/database_cleaner/active_record/deletion.rb b/lib/database_cleaner/active_record/deletion.rb
index 6867d2c..c10b3bd 100644
--- a/lib/database_cleaner/active_record/deletion.rb
+++ b/lib/database_cleaner/active_record/deletion.rb
@@ -72,7 +72,7 @@ module DatabaseCleaner::ActiveRecord
                INFORMATION_SCHEMA.TABLES
                WHERE
                table_schema = '#{db_name}'
-               AND table_name <> '#{migration_table_name}';
+               AND table_name <> '#{::DatabaseCleaner::ActiveRecord::Base.migration_table_name}';
         SQL
       end
     end