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<p>Every Ember app comes with <a href="http://qunitjs.com/">QUnit</a> and <a href="https://github.com/simplabs/qunit-dom">QUnit DOM</a>. QUnit is a testing framework, and QUnit DOM is a library that helps you <strong>write tests that are concise and readable</strong>.</p>
<p>To see the power of QUnit DOM, consider this code snippet. It checks whether our button component shows the right label and the right attributes.</p>
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