public void TestGetHelloMessageForBonsoir()
        {
            FakeTime fake = new FakeTime();

            fake.DateTimeToReturn = new DateTime(2018, 08, 21, 18, 00, 25);
            Message message = new Message(fake, 9, 13, 18);
            string  result  = message.GetHelloMessage();

            Assert.AreEqual("Bonsoir " + Environment.UserName, result);
        }
        public void TestGetHelloMessageForBonWE()
        {
            FakeTime fake = new FakeTime();

            fake.DateTimeToReturn = new DateTime(2018, 08, 19, 18, 00, 25);
            Message message = new Message(fake, 9, 13, 18);
            string  result  = message.GetHelloMessage();

            Assert.AreEqual("Bon week-end " + Environment.UserName, result);
            Assert.IsTrue(result.Contains("Bon week-end"));
        }