1 files changed, 24 insertions, 0 deletions
diff --git a/test/win32ole/available_ole.rb b/test/win32ole/available_ole.rb
index e697092032..ebc9baae66 100644
--- a/test/win32ole/available_ole.rb
+++ b/test/win32ole/available_ole.rb
@@ -13,5 +13,29 @@ if defined?(WIN32OLE)
     rescue
       false
     end
+
+    def ado_available?
+      WIN32OLE.new('ADODB.Connection')
+      true
+    rescue
+      false
+    end
+
+    def msxml_available?
+      !WIN32OLE_TYPELIB.typelibs.find { |t| t.name.start_with?('Microsoft XML') }.nil?
+    end
+
+    def event_param
+      method = if msxml_available?
+                 typelib = WIN32OLE_TYPELIB.typelibs.find { |t| t.name.start_with?('Microsoft XML') }
+                 ole_type = WIN32OLE_TYPE.new(typelib.name, 'IVBSAXContentHandler')
+                 WIN32OLE_METHOD.new(ole_type, 'startElement')
+               elsif ado_available?
+                 typelib = WIN32OLE.new('ADODB.Connection').ole_typelib
+                 ole_type = WIN32OLE_TYPE.new(typelib.name, 'Connection')
+                 WIN32OLE_METHOD.new(ole_type, 'WillConnect')
+               end
+      method && method.params[0]
+    end
   end
 end