From 2a050eb63dc28af4f1b35feff28dc06e95fcbf89 Mon Sep 17 00:00:00 2001
From: Vokhmin Alexey V <avokhmin@gmail.com>
Date: Fri, 30 May 2014 00:41:15 +0400
Subject: [PATCH] Fixed: comparison of Array with Array failed

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

diff --git a/lib/abf_worker/base_observer.rb b/lib/abf_worker/base_observer.rb
index 2e2b68d2f..79af23b49 100644
--- a/lib/abf_worker/base_observer.rb
+++ b/lib/abf_worker/base_observer.rb
@@ -34,7 +34,7 @@ module AbfWorker
     end
 
     def sort_results_and_save(results, item = subject)
-      item.results = results.sort_by{ |r| [r['timestamp'], r['file_name']] }
+      item.results = results.sort_by{ |r| [r['timestamp'].to_s, r['file_name'].to_s] }
       item.save(validate: false)
     end