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70 lines
1.2 KiB
Plaintext
70 lines
1.2 KiB
Plaintext
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--TEST--
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SPL: DoublyLinkedList: Queues
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--SKIPIF--
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<?php if (!extension_loaded("spl")) print "skip"; ?>
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--FILE--
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<?php
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$queue = new SplQueue();
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// errors
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try {
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$queue->dequeue();
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} catch (RuntimeException $e) {
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echo "Exception: ".$e->getMessage()."\n";
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}
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try {
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$queue->shift();
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} catch (RuntimeException $e) {
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echo "Exception: ".$e->getMessage()."\n";
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}
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// data consistency
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$a = 2;
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$queue->enqueue($a);
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$a = 3;
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$queue->enqueue(&$a);
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$a = 4;
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echo $queue->dequeue()."\n";
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echo $queue->dequeue()."\n";
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// peakable
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$queue->enqueue(1);
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$queue->enqueue(2);
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echo $queue->top()."\n";
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// iterable
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foreach ($queue as $elem) {
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echo "[$elem]\n";
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}
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// countable
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$queue->enqueue(NULL);
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$queue->enqueue(NULL);
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echo count($queue)."\n";
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echo $queue->count()."\n";
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var_dump($queue->dequeue());
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var_dump($queue->dequeue());
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// clonable
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$queue->enqueue(2);
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$queue_clone = clone $queue;
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$queue_clone->dequeue();
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echo count($queue)."\n";
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?>
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===DONE===
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<?php exit(0); ?>
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--EXPECTF--
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Strict Standards: Call-time pass-by-reference has been deprecated in %s on line %d
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Exception: Can't shift from an empty datastructure
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Exception: Can't shift from an empty datastructure
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2
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3
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2
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[1]
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[2]
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4
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4
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int(1)
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int(2)
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3
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===DONE===
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