/**
* Method to test addExtension().
*
* @return void
*
* @covers Windwalker\Renderer\TwigRenderer::addExtension
*/
public function testAddExtension()
{
$this->instance->addExtension(new StubTwigExtension());
$html = $this->instance->render('ext-test.twig');
$expect = <<<HTML
<p>Lorem ipsum dolor sit amet, consectetur adipiscing elit.</p>
<p>Suspendisse finibus fermentum massa ut tempus. Sed in pulvinar dolor.</p>
<ul>
\t<li>peace</li>
\t<li>sakura</li>
\t<li>Iron Man</li>
</ul>
HTML;
$this->assertDomStringEqualsDomString($expect, $html);
}
