public async Task ReturnListOfNotBookedProjections_WhenUserIdIsNull() { // Arrange var contextOptions = new DbContextOptionsBuilder <AlphaCinemaContext>() .UseInMemoryDatabase(databaseName: "ReturnListOfNotBookedProjections_WhenUserIdIsNull") .UseInternalServiceProvider(serviceProvider) .Options; //Act using (var actContext = new AlphaCinemaContext(contextOptions)) { await actContext.AddAsync(projection); await actContext.AddAsync(validReservation); await actContext.AddAsync(movie); await actContext.AddAsync(openHour); await actContext.SaveChangesAsync(); } //Assert using (var assertContext = new AlphaCinemaContext(contextOptions)) { var command = new ProjectionService(assertContext); var projections = await command.GetByTownId(cityId, ""); Assert.AreEqual(false, projections.First().IsBooked); Assert.AreEqual(projectionSeats - 1, projections.First().Seats); //Someone already booked for this Projection } }