public async Task DeleteContactReturnsValidResponse()
        {
            _mockContactInfo.Setup(x => x.DeleteContact(It.IsAny <int>())).ReturnsAsync(_contact);
            var result = await _apiController.DeleteContact(2);

            Assert.IsNotNull(result);
            Assert.IsInstanceOfType(result, typeof(OkNegotiatedContentResult <ContactModel>));
        }