public void Post_ShouldCreateCustomer_WhenValidInputSupplied()
{
const string newCustomerName = "Four Corp";
var newCustomer = new CustomerDto {
Name = newCustomerName
};
var content = _testServer.SerializePayload(newCustomer);
var response = _testServer.Client.PostAsync("v1/customers", content).Result;
response.StatusCode.Should().Be(HttpStatusCode.Created);
response.Content.Should().NotBeNull();
var responseBody = JsonConvert.DeserializeObject <CustomerDto>(response.Content.ReadAsStringAsync().Result);
responseBody.CustomerId.Should().BeGreaterThan(0);
responseBody.IsActive.Should().BeTrue();
responseBody.Name.Should().Be(newCustomerName);
responseBody.NumberOfOrders.Should().Be(0);
responseBody.TotalOrderValue.Should().Be(0M);
responseBody.LastOrderDate.Should().Be(default);
