Let polymorphic_path treat an array contains single name as without a…

…rray [#1386 state:committed] Signed-off-by: David Heinemeier Hansson <david@loudthinking.com>
rails · Nov 19, 2008 · 291d199 · 291d199
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diff --git a/actionpack/lib/action_controller/polymorphic_routes.rb b/actionpack/lib/action_controller/polymorphic_routes.rb
@@ -74,6 +74,7 @@ module PolymorphicRoutes
     def polymorphic_url(record_or_hash_or_array, options = {})
       if record_or_hash_or_array.kind_of?(Array)
         record_or_hash_or_array = record_or_hash_or_array.compact
+        record_or_hash_or_array = record_or_hash_or_array[0] if record_or_hash_or_array.size == 1
       end
 
       record    = extract_record(record_or_hash_or_array)

diff --git a/actionpack/test/controller/polymorphic_routes_test.rb b/actionpack/test/controller/polymorphic_routes_test.rb
@@ -179,6 +179,12 @@ def test_with_array_containing_single_object
       polymorphic_url([nil, @article])
     end
 
+    def test_with_array_containing_single_name
+      @article.save
+      expects(:articles_url)
+      polymorphic_url([:articles])
+    end
+
     # TODO: Needs to be updated to correctly know about whether the object is in a hash or not
     def xtest_with_hash
       expects(:article_url).with(@article)