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Annotation of embedaddon/php/ext/spl/tests/iterator_022.phpt, revision 1.1.1.1

1.1       misho       1: --TEST--
                      2: SPL: RecursiveIteratorIterator and callHasChildren/callGetChildren
                      3: --FILE--
                      4: <?php
                      5: 
                      6: class MyRecursiveArrayIterator extends RecursiveArrayIterator
                      7: {
                      8:        function getChildren()
                      9:        {
                     10:                echo __METHOD__ . "\n";
                     11:                return $this->current();
                     12:        }
                     13: 
                     14:        function valid()
                     15:        {
                     16:                if (!parent::valid())
                     17:                {
                     18:                        echo __METHOD__ . " = false\n";
                     19:                        return false;
                     20:                }
                     21:                else
                     22:                {
                     23:                        return true;
                     24:                }
                     25:        }
                     26: }
                     27: 
                     28: class RecursiveArrayIteratorIterator extends RecursiveIteratorIterator
                     29: {
                     30:        private $max_depth;
                     31:        private $over = 0;
                     32:        private $skip = false;
                     33: 
                     34:        function __construct($it, $max_depth)
                     35:        {
                     36:                $this->max_depth = $max_depth;
                     37:                parent::__construct($it);
                     38:        }
                     39: 
                     40:        function rewind()
                     41:        {
                     42:                echo __METHOD__ . "\n";
                     43:                $this->skip = false;
                     44:                parent::rewind();
                     45:        }
                     46: 
                     47:        function valid()
                     48:        {
                     49:                echo __METHOD__ . "\n";
                     50:                if ($this->skip)
                     51:                {
                     52:                        $this->skip = false;
                     53:                        $this->next();
                     54:                }
                     55:                return parent::valid();
                     56:        }
                     57: 
                     58:        function current()
                     59:        {
                     60:                echo __METHOD__ . "\n";
                     61:                return parent::current();
                     62:        }
                     63: 
                     64:        function key()
                     65:        {
                     66:                echo __METHOD__ . "\n";
                     67:                return parent::key();
                     68:        }
                     69: 
                     70:        function next()
                     71:        {
                     72:                echo __METHOD__ . "\n";
                     73:                parent::next();
                     74:        }
                     75: 
                     76:        function callHasChildren()
                     77:        {
                     78:                $this->skip = false;
                     79:                $has = parent::callHasChildren();
                     80:                $res = $this->getDepth() < $this->max_depth && $has;
                     81:                echo __METHOD__ . "(".$this->getDepth().") = ".($res?"yes":"no")."/".($has?"yes":"no")."\n";
                     82:                if ($has && !$res)
                     83:                {
                     84:                        $this->over++;
                     85:                        if ($this->over == 2) {
                     86:                                $this->skip = true;
                     87:                        }
                     88:                }
                     89:                return $res;
                     90:        }
                     91:        
                     92:        function callGetChildren()
                     93:        {
                     94:                if ($this->over == 2)
                     95:                {
                     96:                        echo __METHOD__ . "(skip)\n";
                     97:                        return NULL;
                     98:                }
                     99:                echo __METHOD__ . "(ok:{$this->over})\n";
                    100:                return new MyRecursiveArrayIterator($this->current());
                    101:        }
                    102: 
                    103:        function beginChildren()
                    104:        {
                    105:                echo __METHOD__ . "(".$this->getDepth().")\n";
                    106:        }
                    107: 
                    108:        function endChildren()
                    109:        {
                    110:                echo __METHOD__ . "(".$this->getDepth().")\n";
                    111:        }
                    112: }
                    113: 
                    114: try
                    115: {
                    116:        foreach(new RecursiveArrayIteratorIterator(new MyRecursiveArrayIterator(array("a", array("ba", array("bba", "bbb"), array(array("bcaa"), array("bcba"))), array("ca"), "d")), 2) as $k=>$v)
                    117:        {
                    118:                if (is_array($v)) $v = join('',$v);
                    119:                echo "$k=>$v\n";
                    120:        }
                    121: }
                    122: catch(UnexpectedValueException $e)
                    123: {
                    124:        echo $e->getMessage() . "\n";
                    125: }
                    126: 
                    127: ?>
                    128: ===DONE===
                    129: <?php exit(0); ?>
                    130: --EXPECT--
                    131: RecursiveArrayIteratorIterator::rewind
                    132: RecursiveArrayIteratorIterator::callHasChildren(0) = no/no
                    133: RecursiveArrayIteratorIterator::valid
                    134: RecursiveArrayIteratorIterator::current
                    135: RecursiveArrayIteratorIterator::key
                    136: 0=>a
                    137: RecursiveArrayIteratorIterator::next
                    138: RecursiveArrayIteratorIterator::callHasChildren(0) = yes/yes
                    139: RecursiveArrayIteratorIterator::callGetChildren(ok:0)
                    140: RecursiveArrayIteratorIterator::current
                    141: RecursiveArrayIteratorIterator::beginChildren(1)
                    142: RecursiveArrayIteratorIterator::callHasChildren(1) = no/no
                    143: RecursiveArrayIteratorIterator::valid
                    144: RecursiveArrayIteratorIterator::current
                    145: RecursiveArrayIteratorIterator::key
                    146: 0=>ba
                    147: RecursiveArrayIteratorIterator::next
                    148: RecursiveArrayIteratorIterator::callHasChildren(1) = yes/yes
                    149: RecursiveArrayIteratorIterator::callGetChildren(ok:0)
                    150: RecursiveArrayIteratorIterator::current
                    151: RecursiveArrayIteratorIterator::beginChildren(2)
                    152: RecursiveArrayIteratorIterator::callHasChildren(2) = no/no
                    153: RecursiveArrayIteratorIterator::valid
                    154: RecursiveArrayIteratorIterator::current
                    155: RecursiveArrayIteratorIterator::key
                    156: 0=>bba
                    157: RecursiveArrayIteratorIterator::next
                    158: RecursiveArrayIteratorIterator::callHasChildren(2) = no/no
                    159: RecursiveArrayIteratorIterator::valid
                    160: RecursiveArrayIteratorIterator::current
                    161: RecursiveArrayIteratorIterator::key
                    162: 1=>bbb
                    163: RecursiveArrayIteratorIterator::next
                    164: MyRecursiveArrayIterator::valid = false
                    165: RecursiveArrayIteratorIterator::endChildren(2)
                    166: RecursiveArrayIteratorIterator::callHasChildren(1) = yes/yes
                    167: RecursiveArrayIteratorIterator::callGetChildren(ok:0)
                    168: RecursiveArrayIteratorIterator::current
                    169: RecursiveArrayIteratorIterator::beginChildren(2)
                    170: RecursiveArrayIteratorIterator::callHasChildren(2) = no/yes
                    171: RecursiveArrayIteratorIterator::valid
                    172: RecursiveArrayIteratorIterator::current
                    173: RecursiveArrayIteratorIterator::key
                    174: 0=>bcaa
                    175: RecursiveArrayIteratorIterator::next
                    176: RecursiveArrayIteratorIterator::callHasChildren(2) = no/yes
                    177: RecursiveArrayIteratorIterator::valid
                    178: RecursiveArrayIteratorIterator::next
                    179: MyRecursiveArrayIterator::valid = false
                    180: RecursiveArrayIteratorIterator::endChildren(2)
                    181: MyRecursiveArrayIterator::valid = false
                    182: RecursiveArrayIteratorIterator::endChildren(1)
                    183: RecursiveArrayIteratorIterator::callHasChildren(0) = yes/yes
                    184: RecursiveArrayIteratorIterator::callGetChildren(skip)
                    185: Objects returned by RecursiveIterator::getChildren() must implement RecursiveIterator
                    186: ===DONE===