public void ShouldThrowExceptionWhenCheckingCommunityNameFails()
{
var community = new Common.Contracts.Community
{
Name = "lorem",
Description = "fudge brownies"
};
_communityRepository = new Mock<ICommunityRepository>();
_communityRepository.Setup(a => a.Find(It.IsAny<Expression<Func<Community, bool>>>(), null, null))
.Throws(new Exception("Hooha!"));
var logic = new CommunityLogic(_communityRepository.Object);
Assert.Throws<BlogException>(() => logic.Add(community));
}