public void When_AddNewCustomerDisposable()
{
//Arrange
var request = new CustomerRequest
{
PersonId = 1345,
TerritoryId = 4
};
//Act
var responseCustomerAdder = Controller.Add(request);
//Assert
responseCustomerAdder.StatusCode.Should().Be(HttpStatusCode.OK, "httpStatusCode is not Ok");
var customerId = HttpResponseHelper.GetReponse <int>(responseCustomerAdder.Content);
customerId.Should().BeGreaterThan(0, $"customerId {customerId}: should be greater than 0");
}