require 'selenium'
 require 'test/unit'
 require 'win32ole'

 class DownloadFileTest < Test::Unit::TestCase
   def setup()
     @wsh = WIN32OLE.new('Wscript.Shell')
   end
   def teardown
     WIN32OLE.ole_free(@wsh) # yes, this is required *rolls eyes*
   end
   def test_download_file
     # ...stuff that causes a download window to pop up...
     @wsh.AppActivate("Opening")
     sleep(2)
     @wsh.SendKeys("{RIGHT}{ENTER}") # Hits ok button - file downloads
     sleep(3)
     # Use regular Ruby File methods to assert stuff on the file content
   end