public void Delete_the_task_from_repo()
        {
            // Arrange
            mock.Setup(a => a.DeleteTaskById(1)).Returns(true);
            TaskBusiness appBusiness = new TaskBusiness(mock.Object, mockUser.Object);

            // Act
            var result = appBusiness.DeleteTaskById(1);

            // Assert
            Assert.AreEqual(true, result);
        }