test/tc/overload.rb in rio-0.4.2 vs test/tc/overload.rb in rio-0.5.1

@@ -7,11 +7,10 @@
 require 'test/unit'
 require 'tc/testcase'
 
 class TC_RIO_overload < Test::Unit::TestCase
   def test_overload
-    qp = RIO.rio('qp')
-    rio(qp,'test_overload').rmtree.mkpath.chdir {
+    rio($QPDIR,'test_overload').rmtree.mkpath.chdir {
       line0 = "Line 0\n"
       src = rio('src').print!(line0)
 
       rio('src') > rio('dst1')
       assert_equal(line0,rio('dst1').contents)