test/test_cm17a_controller.rb in x10-cm17a-0.9.0 vs test/test_cm17a_controller.rb in x10-cm17a-1.0.0

@@ -12,9 +12,10 @@
 class TestApi < Test::Unit::TestCase
   DEV = (Config::CONFIG['arch'] =~ /win32/) ? "COM1" : "/dev/ttyS0"
 
   def teardown
     X10.controller.close if X10.controller
+    X10.controller = nil
   end
 
   def test_default_create
     cm = X10::Cm17a::Controller.new
     assert_not_nil cm