public void DataRepositoryEditClientTest()
        {
            repository.EditClient(new Data.Client(1, "Bartlomiej", "Wlodarczyk", 21));

            Assert.AreEqual(1, repository.GetClient(1).Id);
            Assert.AreEqual("Bartlomiej", repository.GetClient(1).Name);
            Assert.AreEqual("Wlodarczyk", repository.GetClient(1).Surname);
            Assert.AreEqual(21, repository.GetClient(1).Age);
        }
 public void EditClient(Data.Client client)
 {
     repository.EditClient(client);
 }