public void Email_Send_called_with_params()
        {
            var workflowModel = new Workflow
            {
                AspNetUser = new AspNetUser {
                    UserName = "******"
                },
                UnliquidatedObligation = new UnliquidatedObligation {
                    UloId = 1, PegasysDocumentNumber = "CL12345"
                }
            };
            var expectedBody = "Dear testUser, Ulo for for PDN: CL12345 is now assigned to you";

            BackgroundTasks.Email("subject", "recipient", "Dear @Model.AspNetUser.UserName, Ulo for for PDN: @Model.UnliquidatedObligation.PegasysDocumentNumber is now assigned to you", workflowModel);
            EmailServerMock.Verify(e => e.SendEmail("subject", expectedBody, "recipient"));
        }