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1.1       misho       1: --TEST--
                      2: SPL: SplHeap, test trivial method to find if a heap is empty
                      3: --CREDITS--
                      4: Nathaniel McHugh nat@fishtrap.co.uk
                      5: #testfest London 2009-05-09
                      6: --FILE--
                      7: <?php
                      8: 
                      9: class MyHeap extends SplHeap{
                     10: 
                     11: public function compare($a, $b){
                     12: return $a < $b;
                     13: }
                     14: 
                     15: }
                     16: 
                     17: 
                     18: $heap = new MyHeap();
                     19: var_dump($heap->isEmpty());
                     20: $heap->insert(1);
                     21: var_dump($heap->isEmpty());
                     22: $heap->extract();
                     23: var_dump($heap->isEmpty());
                     24: $heap->isEmpty('var');
                     25: ?>
                     26: --EXPECTF--
                     27: bool(true)
                     28: bool(false)
                     29: bool(true)
                     30: 
                     31: Warning: SplHeap::isEmpty() expects exactly 0 parameters, 1 given in %s