3 files changed, 6 insertions, 2 deletions
diff --git a/actionpack/lib/action_dispatch/routing/inspector.rb b/actionpack/lib/action_dispatch/routing/inspector.rb
index cffb814e1e..120bc54333 100644
--- a/actionpack/lib/action_dispatch/routing/inspector.rb
+++ b/actionpack/lib/action_dispatch/routing/inspector.rb
@@ -179,7 +179,8 @@ module ActionDispatch
 
       private
         def draw_section(routes)
-          name_width, verb_width, path_width = widths(routes)
+          header_lengths = ['Prefix', 'Verb', 'URI Pattern'].map(&:length)
+          name_width, verb_width, path_width = widths(routes).zip(header_lengths).map(&:max)
 
           routes.map do |r|
             "#{r[:name].rjust(name_width)} #{r[:verb].ljust(verb_width)} #{r[:path].ljust(path_width)} #{r[:reqs]}"
diff --git a/actionpack/lib/action_dispatch/routing/mapper.rb b/actionpack/lib/action_dispatch/routing/mapper.rb
index 3d3299afb3..846a6345cb 100644
--- a/actionpack/lib/action_dispatch/routing/mapper.rb
+++ b/actionpack/lib/action_dispatch/routing/mapper.rb
@@ -389,7 +389,7 @@ module ActionDispatch
         #   The namespace for :controller.
         #
         #     match 'path', to: 'c#a', module: 'sekret', controller: 'posts'
-        #     #=> Sekret::PostsController
+        #     # => Sekret::PostsController
         #
         #   See <tt>Scoping#namespace</tt> for its scope equivalent.
         #
diff --git a/actionpack/lib/action_dispatch/testing/assertions/response.rb b/actionpack/lib/action_dispatch/testing/assertions/response.rb
index 93f9fab9c2..68feb26936 100644
--- a/actionpack/lib/action_dispatch/testing/assertions/response.rb
+++ b/actionpack/lib/action_dispatch/testing/assertions/response.rb
@@ -27,6 +27,9 @@ module ActionDispatch
             assert @response.send("#{type}?"), message
           else
             code = Rack::Utils::SYMBOL_TO_STATUS_CODE[type]
+            if code.nil?
+              raise ArgumentError, "Invalid response type :#{type}"
+            end
             assert_equal code, @response.response_code, message
           end
         else