public function iRetrieveTheCurrentSiteNode()
{
if ($this->isolated === true) {
$this->callStepInSubProcess(__METHOD__);
} else {
$node = $this->iShouldHaveOneNode();
$retrievedNode = $node->getContext()->getCurrentSiteNode();
$this->currentNodes = $retrievedNode ? [$retrievedNode] : [];
}
}