1 files changed, 16 insertions, 0 deletions
diff --git a/actionpack/test/controller/log_subscriber_test.rb b/actionpack/test/controller/log_subscriber_test.rb
index 414eec4f9d..7f7246d15c 100644
--- a/actionpack/test/controller/log_subscriber_test.rb
+++ b/actionpack/test/controller/log_subscriber_test.rb
@@ -23,6 +23,10 @@ module Another
     def with_fragment_cache
       render :inline => "<%= cache('foo'){ 'bar' } %>"
     end
+    
+    def with_fragment_cache_and_percent_in_key
+      render :inline => "<%= cache('foo%bar'){ 'Contains % sign in key' } %>"
+    end
 
     def with_page_cache
       cache_page("Super soaker", "/index.html")
@@ -140,6 +144,18 @@ class ACLogSubscriberTest < ActionController::TestCase
   ensure
     @controller.config.perform_caching = true
   end
+  
+  def test_with_fragment_cache_and_percent_in_key
+    @controller.config.perform_caching = true
+    get :with_fragment_cache_and_percent_in_key
+    wait
+
+    assert_equal 4, logs.size
+    assert_match /Exist fragment\? views\/foo%bar/, logs[1]
+    assert_match /Write fragment views\/foo%bar/, logs[2]
+  ensure
+    @controller.config.perform_caching = true
+  end
 
   def test_with_page_cache
     @controller.config.perform_caching = true