From 3d41c249caf263adc79d099a412e2f1cbe90d064 Mon Sep 17 00:00:00 2001
From: Alban Peignier
Date: Thu, 11 Jan 2018 14:16:40 +0100
Subject: Ensure Route stop_points are sorted to compute checksum. Refs #5299

---
 app/models/chouette/route.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/models/chouette/route.rb b/app/models/chouette/route.rb
index 5c0ad24a1..47c18af09 100644
--- a/app/models/chouette/route.rb
+++ b/app/models/chouette/route.rb
@@ -133,7 +133,7 @@ module Chouette
     def checksum_attributes
       values = self.slice(*['name', 'published_name', 'wayback']).values
       values.tap do |attrs|
-        attrs << self.stop_points.map{|sp| "#{sp.stop_area.user_objectid}#{sp.for_boarding}#{sp.for_alighting}" }.join
+        attrs << self.stop_points.sort_by(&:position).map{|sp| "#{sp.stop_area.user_objectid}#{sp.for_boarding}#{sp.for_alighting}" }.join
         attrs << self.routing_constraint_zones.map(&:checksum)
       end
     end
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