Merge pull request #3138 from christos/correct_image_path_with_pipeline

Correctly override image_path in sprockets rails_helper

actionpack/lib/sprockets/helpers/rails_helper.rb

@@ -60,9 +60,10 @@ module Sprockets
         options[:body] ? "#{path}?body=1" : path
       end
 
-      def path_to_image(source)
-        asset_paths.compute_public_path(source, asset_prefix)
+      def image_path(source)
+        asset_path(source)
       end
+      alias_method :path_to_image, :image_path # aliased to avoid conflicts with an image_path named route
 
     private
       def debug_assets?

actionpack/test/template/sprockets_helper_test.rb

@@ -126,6 +126,14 @@ class SprocketsHelperTest < ActionView::TestCase
     assert_dom_equal '<img alt="Xml" src="/assets/xml.png" />', image_tag("xml.png")
   end
 
+  test "image_path" do
+    assert_match %r{/assets/logo-[0-9a-f]+.png},
+      image_path("logo.png")
+
+    assert_match %r{/assets/logo-[0-9a-f]+.png},
+      path_to_image("logo.png")
+  end
+
   test "stylesheets served without a controller in do not use asset hosts when the default protocol is :request" do
     @controller = nil
     @config.action_controller.asset_host = "assets-%d.example.com"