Fix for digest authentication bug - issue #2301 in rails/rails

actionpack/lib/action_controller/metal/http_authentication.rb

@@ -194,7 +194,7 @@ def validate_digest_response(request, realm, &password_procedure)
           return false unless password
 
           method = request.env['rack.methodoverride.original_method'] || request.env['REQUEST_METHOD']
-          uri    = credentials[:uri][0,1] == '/' ? request.original_fullpath : request.original_url
+          uri    = credentials[:uri]
 
           [true, false].any? do |trailing_question_mark|
             [true, false].any? do |password_is_ha1|

actionpack/test/controller/http_digest_authentication_test.rb

@@ -139,11 +139,12 @@ def authenticate_with_request
 
   test "authentication request with request-uri that doesn't match credentials digest-uri" do
     @request.env['HTTP_AUTHORIZATION'] = encode_credentials(:username => 'pretty', :password => 'please')
-    @request.env['ORIGINAL_FULLPATH'] = "/http_digest_authentication_test/dummy_digest/altered/uri"
+    @request.env['PATH_INFO'] = "/proxied/uri"
     get :display
 
-    assert_response :unauthorized
-    assert_equal "Authentication Failed", @response.body
+    assert_response :success
+    assert assigns(:logged_in)
+    assert_equal 'Definitely Maybe', @response.body
   end
 
   test "authentication request with absolute request uri (as in webrick)" do