/a> </h3>
<section aria-labelledby="toc_testing-computed-properties">
<p>Let's start by looking at an object that has a <code>computedFoo</code> computed property
based on a <code>foo</code> property.</p>
<pre class="language-javascript line-numbers"><code class="javascript language-javascript">App<span class="token punctuation">.</span>SomeThing <span class="token operator">=</span> Ember<span class="token punctuation">.</span>Object<span class="token punctuation">.</span><span class="token function">exten