public void EntreTest()
        {
            bool expected = true; // false;
            int  jour1    = 15;   // 2;
            int  jour2    = 30;   // 15;
            bool actual   = GestionDeDates.Entre(jour1, jour2);

            Assert.AreEqual(expected, actual);
        }
        public void EntreTest1()
        {
            bool     expected = false; // true;
            int      jour1    = 7;     // 2;
            int      jour2    = 15;
            DateTime date     = DateTime.Parse("6/01/2021");
            bool     actual   = GestionDeDates.Entre(jour1, jour2, date);

            Assert.AreEqual(expected, actual);
        }