public async void DeliveriesController_GetAvailableDeliveriesAsync_should_return_ok()
        {
            // Act
            var result = await _controller.GetAvailableDeliveriesAsync() as ObjectResult;

            // Assert
            result.Should().NotBeNull();
            result.StatusCode.Should().Be((int)HttpStatusCode.OK);
            _service.Verify(x => x.GetAvailableDeliveriesAsync(), Times.Once());
        }