public void ShouldThrowExceptionWhenUpdateAddressFails()
{
_addressRepository = new Mock<IAddressRepository>();
_addressRepository.Setup(a => a.Edit(It.IsAny<Address>())).Throws(new Exception());
_addressLogic = new AddressLogic(_addressRepository.Object);
Assert.Throws<BlogException>(() => _addressLogic.Update(new Common.Contracts.Address()));
}