diff -r f71b0f9a7c3a -r 4dbb6dd2dd4b test/test_tools.h
--- a/test/test_tools.h	Mon Oct 02 14:41:53 2006 +0000
+++ b/test/test_tools.h	Mon Oct 02 16:11:00 2006 +0000
@@ -28,6 +28,8 @@
 #include <lemon/concept_check.h>
 #include <lemon/concept/graph.h>
 
+#include <lemon/random.h>
+
 using namespace lemon;
 
 //! \ingroup misc
@@ -176,16 +178,8 @@
  return n;
 }
 
-int _urandom_init() {
-  int seed = time(0);
-  srand(seed);
-  return seed;
-}
-
 int urandom(int n) {
-  static int seed = _urandom_init();
-  ignore_unused_variable_warning(seed);
-  return (int)(rand() / (1.0 + RAND_MAX) * n);
+  return rnd.getInt(n);
 }
 
 #endif