test/test_06_extsst.rb in writeexcel-0.3.1 vs test/test_06_extsst.rb in writeexcel-0.3.2

@@ -15,13 +15,10 @@
 #
 # original written in Perl by John McNamara
 # converted to Ruby by Hideo Nakamura, [e-mail]
 #
 ############################################################################
-$LOAD_PATH.unshift "#{File.dirname(__FILE__)}/../lib"
-
-require "test/unit"
-require 'writeexcel'
+require 'helper'
 require 'stringio'
 
 class TC_extsst < Test::Unit::TestCase
 
   def setup