$success = true;
try {
$testPriorityQueue->push(new Types\Priority('towel', 7), new Types\Priority('gas mask', 50), new Types\Priority('cooler', 2));
} catch (\Exception $e) {
$success = false;
}
if ($success) {
echo "Success!\n\nQueue Internals -- \n\n";
var_dump($testPriorityQueue->getList());
echo "\n";
} else {
echo "Failure...\n";
}
echo " Top -> ";
try {
echo $testPriorityQueue->top() . "\n";
} catch (\Exception $e) {
echo "EXCEPTION CAUGHT!\n";
}
echo " Pop -> ";
$val = null;
try {
$val = $testPriorityQueue->pop();
echo "{$val}\n";
} catch (\Exception $e) {
echo "EXCEPTION CAUGHT!\n";
}
echo "\nQueue Internals --\n\n";
var_dump($testPriorityQueue->getList());
echo "\n";
echo " Bottom -> ";
