ass="token string">'button'</span><span class="token punctuation">)</span><span class="token punctuation">;</span>

  <span class="token comment">// QUnit</span>
  assert<span class="token punctuation">.</span><span class="token function">strictEqual</span><span class="token punctuation">(</span>button<span class="token punctuation">.</span>textContent<span class="token punctuation">.</span><span class="token function">trim</span><span class="token punctuation">(</span><span class="token punctuation">)</spa