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Annotation of embedaddon/php/ext/spl/tests/heap_top_variation_002.phpt, revision 1.1.1.1

1.1       misho       1: --TEST--
                      2: SPL: SplHeap top, corrupted heap
                      3: --CREDITS--
                      4: Mark Schaschke (mark@fractalturtle.com)
                      5: TestFest London May 2009
                      6: --FILE--
                      7: <?php
                      8: // override heap to force corruption by throwing exception in compare
                      9: class SplMinHeap2 extends SplMinHeap {
                     10:        public function compare($a, $b) {
                     11:                throw new Exception('Corrupt heap');
                     12:        }
                     13: }
                     14: 
                     15: $h = new SplMinHeap2();
                     16: 
                     17: // insert 2 elements to hit our overridden compare
                     18: $h->insert(4);
                     19: try {
                     20:        $h->insert(5);
                     21: } catch (Exception $e) {}
                     22: 
                     23: // call top, should fail with corrupted heap
                     24: try {
                     25:        $h->top();
                     26: } catch (Exception $e) {
                     27:        echo $e->getMessage();
                     28: }
                     29: ?>
                     30: --EXPECTF--
                     31: Heap is corrupted, heap properties are no longer ensured.