/**
* Probes equivalence of itself against an other node and collects all
* errors in the passed {@link Notification} object.
*
* @param Node $other Node to compare against.
* @param Notification $result Object which collects all equivlanece violations.
*
* @return void
*/
public function probeEquivalence(Node $other, Notification $result)
{
if (!$other instanceof Terminal) {
$result->error("Probed node types mismatch: '%s' != '%s'!", get_class($this), get_class($other));
return;
}
if ($this->value !== $other->value) {
$result->error("Terminal value mismatch: '%s' != '%s'!", $this->value, $other->value);
}
}
private function assertNotificationOk(Notification $n)
{
$this->assertTrue($n->isOk(), $n->report());
}
/**
* Probes equivalence of itself against an other node and collects all
* errors in the passed {@link Notification} object.
*
* @param Node $other Node to compare against.
* @param Notification $result Object which collects all equivlanece violations.
*
* @return void
*/
public function probeEquivalence(Node $other, Notification $result)
{
if (!$other instanceof Composite) {
$result->error("Probed node is not a composite node: '%s' vs. '%s'!", get_class($this), get_class($other));
return;
}
if (get_class($this) !== get_class($other)) {
$result->error("Probed node types mismatch: '%s' != '%s'!", get_class($this), get_class($other));
return;
}
/* @var $other Composite */
if ($this->countChildren() !== $other->countChildren()) {
$result->error("Node %s has different child count than other: %d != %d!", $this->getNodeName(), $this->countChildren(), $other->countChildren());
}
$subnodes = $this->getIterator();
$otherSubnodes = $other->getIterator();
foreach ($subnodes as $subnode) {
if ($otherSubnodes->offsetExists($subnodes->key())) {
$subnode->probeEquivalence($otherSubnodes->offsetGet($subnodes->key()), $result);
} else {
$result->error("Other node has not the expected subnode!");
}
}
}