public void TestGetAllArticlesByUser()
{
List <Article> articles = new List <Article>();
articles.Add(article);
IEnumerable <Article> _iEnumerableArticle = articles;
mockArticleService.Setup(x => x.GetAllArticlesByUser(It.IsAny <string>(), It.IsAny <PostFilter>(), It.IsAny <int>())).Returns(_iEnumerableArticle);
var _articleController = new ArticleController(mockArticleService.Object, mockPostService.Object);
IActionResult getAllArticlesByUser = _articleController.GetAllArticlesByUser("5d247a04eff1030d7c520a111", postFilter, 4);
var type = getAllArticlesByUser.GetType();
Assert.AreEqual(type.Name, "OkObjectResult");
}