public void ShouldDeleteSubscription()
{
//arrange
var user = GenerateUser();
var userSubscription = GenerateUser();
//act
var dataLayer = new DataLayer.Sql.DataLayer(ConnectionSql);
dataLayer.AddUser(user);
dataLayer.AddUser(userSubscription);
dataLayer.AddSubscription(user, userSubscription);
dataLayer.DeleteSubscription(user, userSubscription);
var areFriends = dataLayer.HaveSubscription(user, userSubscription);
//assert
Assert.AreEqual(areFriends, false);
}