[CHEF-3817] Fix dedupe in cookbook_order by returning dependencies as symbols.

And add matching spec.

1 files changed, 3 insertions, 3 deletions

diff --git a/lib/chef/run_context/cookbook_compiler.rb b/lib/chef/run_context/cookbook_compiler.rb
index 9f5dc49922..d1b93f6652 100644
--- a/lib/chef/run_context/cookbook_compiler.rb
+++ b/lib/chef/run_context/cookbook_compiler.rb
@@ -259,11 +259,11 @@ class Chef
         cookbook_collection[cookbook].segment_filenames(segment).sort
       end
 
-      # Yields the name of each cookbook depended on by +cookbook_name+ in
-      # lexical sort order.
+      # Yields the name, as a symbol, of each cookbook depended on by 
+      # +cookbook_name+ in lexical sort order.
       def each_cookbook_dep(cookbook_name, &block)
         cookbook = cookbook_collection[cookbook_name]
-        cookbook.metadata.dependencies.keys.sort.each(&block)
+        cookbook.metadata.dependencies.keys.sort.map{|x| x.to_sym}.each(&block)
       end
 
       # Given a +recipe_name+, finds the file associated with the recipe.