 extension method of ABP to simplify conditional usage of IQueryable.Where method.</li>
	<li><strong>ObjectMapper</strong> (which somes from the ApplicationService base class and implemented via AutoMapper by default) is used to map list of Task objects to list of TaskListDtos objects.</li>
</ul>

<h3 id="ArticleTestTaskAppService">Testing the TaskAppService</h3>

<p>Before going further to create user interface, I want to <strong>test</strong> TaskAppService. You can skip this section if you don&#39;t inte