public void CheckArticleIsCreatedWithoutTitle()
{
var email = "Katy" + DateTime.Now.Ticks + "@abv.bg";
var registrationPage = new RegistrationPage(this.driver);
var registrationUser = new RegisterUser(email, "Katy Perry", "0123456789", "0123456789");
registrationPage.NavigateTo();
registrationPage.FillRegistrationForm(registrationUser);
var createdArticle = new CreateArticlePage(this.driver);
var newArticle = new Article("", "I am new article!");
createdArticle.CreateArticle(newArticle);
createdArticle.AssertArticleIsCreatedWithoutTitle("The Title field is required.");
}