diff --git a/trunk/paradiseo-mo/test/t-moNeighborhoodSizeUtils.cpp b/trunk/paradiseo-mo/test/t-moNeighborhoodSizeUtils.cpp
new file mode 100755
index 000000000..67c36bf91
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+++ b/trunk/paradiseo-mo/test/t-moNeighborhoodSizeUtils.cpp
@@ -0,0 +1,57 @@
+/*
+ <t-moNeighborhoodSizeUtils.cpp>
+ Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+ Boufaras Karima, Thé Van Luong
+
+ This software is governed by the CeCILL license under French law and
+ abiding by the rules of distribution of free software.  You can  ue,
+ modify and/ or redistribute the software under the terms of the CeCILL
+ license as circulated by CEA, CNRS and INRIA at the following URL
+ "http://www.cecill.info".
+
+ In this respect, the user's attention is drawn to the risks associated
+ with loading,  using,  modifying and/or developing or reproducing the
+ software by the user in light of its specific status of free software,
+ that may mean  that it is complicated to manipulate,  and  that  also
+ therefore means  that it is reserved for developers  and  experienced
+ professionals having in-depth computer knowledge. Users are therefore
+ encouraged to load and test the software's suitability as regards their
+ requirements in conditions enabling the security of their systems and/or
+ data to be ensured and,  more generally, to use and operate it in the
+ same conditions as regards security.
+ The fact that you are presently reading this means that you have had
+ knowledge of the CeCILL license and that you accept its terms.
+
+ ParadisEO WebSite : http://paradiseo.gforge.inria.fr
+ Contact: paradiseo-help@lists.gforge.inria.fr
+ */
+
+#include <cstdlib>
+#include <cassert>
+#include <iostream>
+#include <neighborhood/moNeighborhoodSizeUtils.h>
+
+int main() {
+
+	std::cout << "[t-moNeighborhoodSizeUtils] => START" << std::endl;
+
+	//test factorial
+	int fact;
+	fact = factorial(5);
+	assert(fact == (5 * 4 * 3 * 2 * 1));
+
+	//test Size of Mapping
+	int sizeMap = sizeMapping(5, 1);
+	assert(sizeMap == 5);
+
+	sizeMap = sizeMapping(5, 2);
+	assert(sizeMap == 10);
+
+	sizeMap = sizeMapping(6, 3);
+	assert(sizeMap == 20);
+
+	std::cout << "[t-moNeighborhoodSizeUtils] => OK" << std::endl;
+
+	return EXIT_SUCCESS;
+}