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@@ -222,26 +222,32 @@
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       !rendered_file.nil?
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     end
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-    # A shortcut to the flash. Returns an empyt hash if no session flash exists.
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+    # A shortcut to the flash. Returns an empty hash if no session flash exists.
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     def flash
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       session['flash'] || {}
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     end
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-    # Do we have a flash? 
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+    # Returns true if the flash is not empty, otherwise false.
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+    #   
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+    #   flash[:user_id] = 1
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+    #   assert @response.has_flash?
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     def has_flash?
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       !session['flash'].empty?
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     end
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-    # Do we have a flash that has contents?
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+    # Currently identical to <tt>has_flash?</tt>.
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     def has_flash_with_contents?
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       !flash.empty?
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     end
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-
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-    # Does the specified flash object exist?
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+    
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+    # Returns true if the key +name+ of the flash hash does not return a nil value.
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+    #  
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+    #   flash[:transient_data] = 'Something'
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+    #   assert @response.has_flash_object?(:transient_data)
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     def has_flash_object?(name=nil)
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       !flash[name].nil?
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     end
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-
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+    
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     # Does the specified object exist in the session?
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     def has_session_object?(name=nil)
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       !session[name].nil?
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@@ -259,7 +265,7 @@
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     # Returns the response cookies, converted to a Hash of (name => CGI::Cookie) pairs
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     # 
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-    #   assert_equal ['AuthorOfNewPage'], r.cookies['author'].value
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+    #   assert_equal ['AuthorOfNewPage'], @response.cookies['author'].value
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     def cookies
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       headers['cookie'].inject({}) { |hash, cookie| hash[cookie.name] = cookie; hash }
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     end
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@@ -411,7 +417,11 @@
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       get(@response.redirected_to.delete(:action), @response.redirected_to.stringify_keys)
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     end
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-
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+    
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+    # Instance variables assigned in the action that are available for the view can 
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+    # be accessed throught this method using the +key+ as the index to the assigns hash. 
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+    # 
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+    #   assert_not_nil assigns(:person)
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     def assigns(key = nil) 
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       if key.nil? 
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         @response.template.assigns 
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@@ -419,19 +429,23 @@
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         @response.template.assigns[key.to_s] 
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       end 
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     end 
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-
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+    
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+    # Shortcut for @response.session
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     def session
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       @response.session
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     end
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-
0
+    
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+    # Shortcut for @response.flash
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     def flash
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       @response.flash
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     end
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-
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+    
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+    # Shortcut for @response.cookies
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     def cookies
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       @response.cookies
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     end
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-
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+    
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+    # Shortcut for @response.redirect_url
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     def redirect_to_url
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       @response.redirect_url
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     end