Fix brittle query string comparisons

1 files changed, 13 insertions, 6 deletions

diff --git a/actionpack/test/template/url_helper_test.rb b/actionpack/test/template/url_helper_test.rb
index cec53e479c..bf0b4ad3a7 100644
--- a/actionpack/test/template/url_helper_test.rb
+++ b/actionpack/test/template/url_helper_test.rb
@@ -26,7 +26,7 @@ class UrlHelperTest < ActionView::TestCase
     assert_equal "http://www.example.com?a=b&amp;c=d", url_for(:a => 'b', :c => 'd', :escape => true)
     assert_equal "http://www.example.com?a=b&c=d", url_for(:a => 'b', :c => 'd', :escape => false)
   end
-  
+
   def test_url_for_escaping_is_safety_aware
     assert url_for(:a => 'b', :c => 'd', :escape => true).html_safe?, "escaped urls should be html_safe?"
     assert !url_for(:a => 'b', :c => 'd', :escape => false).html_safe?, "non-escaped urls shouldn't be safe"
@@ -54,7 +54,7 @@ class UrlHelperTest < ActionView::TestCase
 
     path = @view.url_for(:controller => :cheeses, :foo => :bar, :baz => :quux)
 
-    assert_equal '/cheeses?baz=quux&foo=bar', path
+    assert_equal '/cheeses?baz=quux&foo=bar', sort_query_string_params(path)
   end
 
   # todo: missing test cases
@@ -284,21 +284,21 @@ class UrlHelperTest < ActionView::TestCase
     assert current_page?({ :action => "show", :controller => "weblog" })
     assert current_page?("http://www.example.com/weblog/show")
   end
-  
+
   def test_current_page_ignoring_params
     @controller.request = RequestMock.new("http://www.example.com/weblog/show?order=desc&page=1")
     @controller.url = "http://www.example.com/weblog/show?order=desc&page=1"
     assert current_page?({ :action => "show", :controller => "weblog" })
     assert current_page?("http://www.example.com/weblog/show")
   end
-  
+
   def test_current_page_with_params_that_match
     @controller.request = RequestMock.new("http://www.example.com/weblog/show?order=desc&page=1")
     @controller.url = "http://www.example.com/weblog/show?order=desc&page=1"
     assert current_page?({ :action => "show", :controller => "weblog", :order => "desc", :page => "1" })
     assert current_page?("http://www.example.com/weblog/show?order=desc&amp;page=1")
   end
-  
+
   def test_link_unless_current
     @controller.request = RequestMock.new("http://www.example.com/weblog/show")
     @controller.url = "http://www.example.com/weblog/show"
@@ -378,10 +378,17 @@ class UrlHelperTest < ActionView::TestCase
     assert_dom_equal "<script type=\"text/javascript\">eval(decodeURIComponent('%64%6f%63%75%6d%65%6e%74%2e%77%72%69%74%65%28%27%3c%61%20%68%72%65%66%3d%22%6d%61%69%6c%74%6f%3a%6d%65%40%64%6f%6d%61%69%6e%2e%63%6f%6d%22%3e%4d%79%20%65%6d%61%69%6c%3c%2f%61%3e%27%29%3b'))</script>", mail_to("me@domain.com", "My email", :encode => "javascript", :replace_at => "(at)", :replace_dot => "(dot)")
     assert_dom_equal "<script type=\"text/javascript\">eval(decodeURIComponent('%64%6f%63%75%6d%65%6e%74%2e%77%72%69%74%65%28%27%3c%61%20%68%72%65%66%3d%22%6d%61%69%6c%74%6f%3a%6d%65%40%64%6f%6d%61%69%6e%2e%63%6f%6d%22%3e%6d%65%28%61%74%29%64%6f%6d%61%69%6e%28%64%6f%74%29%63%6f%6d%3c%2f%61%3e%27%29%3b'))</script>", mail_to("me@domain.com", nil, :encode => "javascript", :replace_at => "(at)", :replace_dot => "(dot)")
   end
-  
+
   def protect_against_forgery?
     false
   end
+
+  private
+    def sort_query_string_params(uri)
+      path, qs = uri.split('?')
+      qs = qs.split('&').sort.join('&') if qs
+      qs ? "#{path}?#{qs}" : path
+    end
 end
 
 class UrlHelperController < ActionController::Base