public void GetNoteTest()
        {
            Note   n = new Note(12, false);
            Examen e = new Examen("11/12/20117", "Mr Ambart", 3, n);

            Assert.AreEqual(e.GetNote().Valeur, 12);
            //Assert.Fail();
        }
        public void SetNoteTest()
        {
            Note   n  = new Note(12, false);
            Examen ex = new Examen("11/12/20117", "Mr Ambart", 3, n);
            Note   no = new Note(13, false);

            ex.SetNote(no);
            Assert.AreEqual(ex.GetNote().Valeur, 13);

            //Assert.Fail();
        }