/**
* @testdox getElementsByRegexp() can return elements created via <xsl:copy-of/>
*/
public function testGetElementsByRegexp()
{
$dom = TemplateHelper::loadTemplate('<xsl:copy-of select="x"/><xsl:copy-of select="foo"/>');
$this->assertSame([$dom->firstChild->firstChild->nextSibling], TemplateHelper::getElementsByRegexp($dom, '/^foo$/'));
}