public void UpdateFuelTypeReturnsBadRequestWhenModelIsInvalid()
        {
            var invalidModel = new FuelTypeModel();

            _sut.ModelState.AddModelError("name", "name is required");

            var result = _sut.UpdateEntity(invalidModel, 1) as BadRequestResult;

            Assert.That(result, Is.Not.Null);

            _fuelTypeRepositoryMock.Verify(m => m.Update(It.IsAny <int>(), It.IsAny <FuelType>()), Times.Never);
        }