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spl_pq_top_error_corrupt.phpt
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Tue Feb 21 23:48:01 2012 UTC (12 years, 6 months ago) by
misho
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CVS tags:
v5_4_3elwix,
v5_4_29p0,
v5_4_29,
v5_4_20p0,
v5_4_20,
v5_4_17p0,
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php
--TEST--
SPL: SplPriorityQueue: top and extract flags
--CREDITS--
Nathaniel McHugh nat@fishtrap.co.uk
#testfest 2009-05-09
--FILE--
<?php
class myPriorityQueue extends SplPriorityQueue{
public function compare($a, $b){
if ($b == 2) {
throw new Exception('ignore me');
} else {
return parent::compare($a, $b);
}
}
}
$priorityQueue = new myPriorityQueue();
$priorityQueue->insert("a", 1);
try {
//corrupt heap
$priorityQueue->insert("b", 2);
// ignore exception tested elsewhere
} catch (Exception $e) {
}
try {
$priorityQueue->top();
} catch (RuntimeException $e) {
echo "Exception: ".$e->getMessage().PHP_EOL;
}
?>
--EXPECT--
Exception: Heap is corrupted, heap properties are no longer ensured.
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