public function testGetChildNodeIfExists()
{
$doc = new TemplateTag();
$doc->setContent('<html:template name="foo">bar</html:template>');
$doc->onParseTime();
$template = $doc->getChildNodeIfExists('name', 'foo', TemplateTag::class);
$this->assertNotNull($template);
$this->assertEquals('bar', $template->getContent());
// ensure that a reference is returned instead of a clone or copy
$children = $doc->getChildren();
$this->assertEquals(spl_object_hash($template), spl_object_hash($children[array_keys($children)[0]]));
}
