Do not override ruby load path when running test suite
--- a/tests/tests.rb
+++ b/tests/tests.rb
@@ -29,10 +29,10 @@
 end
 
 dir=File.expand_path(File.join(File.dirname(__FILE__), ".."))
-$:.unshift(dir)
-$:.unshift(File.join(dir, 'lib'))
+#$:.unshift(dir)
+#$:.unshift(File.join(dir, 'lib'))
 if compat
-	$:.unshift(File.join(dir, 'compat'))
+#	$:.unshift(File.join(dir, 'compat'))
 	require 'taglib'
 else
 	require "taglib2"
