public void ShouldGetPostContentById()
{
var postContent = _postContents.FirstOrDefault(a => a.PostContentId == 1);
_postContentRepository = new Mock<IPostContentRepository>();
_postContentRepository.Setup(a => a.Find(It.IsAny<Expression<Func<PostContent, bool>>>(), true))
.Returns(new List<PostContent> { postContent });
_postContentsLogic = new PostContentsLogic(_postContentRepository.Object);
var content = _postContentsLogic.Get(1);
Assert.AreEqual(1, content.Id);
}