1 files changed, 8 insertions, 0 deletions
diff --git a/actionpack/test/template/url_helper_test.rb b/actionpack/test/template/url_helper_test.rb
index 4aa45c8bf0..1e54f0174c 100644
--- a/actionpack/test/template/url_helper_test.rb
+++ b/actionpack/test/template/url_helper_test.rb
@@ -15,6 +15,7 @@ class UrlHelperTest < ActiveSupport::TestCase
   routes.draw do
     match "/" => "foo#bar"
     match "/other" => "foo#other"
+    match "/article/:id" => "foo#article", :as => :article
   end
 
   include routes.url_helpers
@@ -264,6 +265,13 @@ class UrlHelperTest < ActiveSupport::TestCase
     assert_equal '<a href="/">Example site</a>', out
   end
 
+  def test_link_tag_with_html_safe_string
+    assert_dom_equal(
+      "<a href=\"/article/Gerd_M%C3%BCller\">Gerd Müller</a>",
+      link_to("Gerd Müller", article_path("Gerd_Müller".html_safe))
+    )
+  end
+
   def test_link_to_unless
     assert_equal "Showing", link_to_unless(true, "Showing", url_hash)