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189 lines
4.5 KiB
PHP
Executable File
189 lines
4.5 KiB
PHP
Executable File
--TEST--
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SPL: RecursiveIteratorIterator and callHasChildren/callGetChildren
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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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class MyRecursiveArrayIterator extends RecursiveArrayIterator
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{
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function getChildren()
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{
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echo __METHOD__ . "\n";
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return $this->current();
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}
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function valid()
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{
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if (!parent::valid())
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{
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echo __METHOD__ . " = false\n";
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return false;
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}
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else
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{
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return true;
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}
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}
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}
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class RecursiveArrayIteratorIterator extends RecursiveIteratorIterator
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{
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private $max_depth;
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private $over = 0;
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private $skip = false;
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function __construct($it, $max_depth)
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{
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$this->max_depth = $max_depth;
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parent::__construct($it);
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}
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function rewind()
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{
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echo __METHOD__ . "\n";
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$this->skip = false;
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parent::rewind();
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}
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function valid()
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{
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echo __METHOD__ . "\n";
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if ($this->skip)
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{
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$this->skip = false;
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$this->next();
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}
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return parent::valid();
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}
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function current()
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{
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echo __METHOD__ . "\n";
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return parent::current();
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}
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function key()
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{
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echo __METHOD__ . "\n";
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return parent::key();
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}
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function next()
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{
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echo __METHOD__ . "\n";
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parent::next();
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}
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function callHasChildren()
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{
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$this->skip = false;
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$has = parent::callHasChildren();
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$res = $this->getDepth() < $this->max_depth && $has;
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echo __METHOD__ . "(".$this->getDepth().") = ".($res?"yes":"no")."/".($has?"yes":"no")."\n";
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if ($has && !$res)
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{
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$this->over++;
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if ($this->over == 2) {
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$this->skip = true;
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}
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}
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return $res;
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}
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function callGetChildren()
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{
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if ($this->over == 2)
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{
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echo __METHOD__ . "(skip)\n";
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return NULL;
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}
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echo __METHOD__ . "(ok:{$this->over})\n";
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return new MyRecursiveArrayIterator($this->current());
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}
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function beginChildren()
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{
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echo __METHOD__ . "(".$this->getDepth().")\n";
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}
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function endChildren()
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{
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echo __METHOD__ . "(".$this->getDepth().")\n";
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}
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}
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try
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{
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foreach(new RecursiveArrayIteratorIterator(new MyRecursiveArrayIterator(array("a", array("ba", array("bba", "bbb"), array(array("bcaa"), array("bcba"))), array("ca"), "d")), 2) as $k=>$v)
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{
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if (is_array($v)) $v = join('',$v);
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echo "$k=>$v\n";
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}
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}
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catch(UnexpectedValueException $e)
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{
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echo $e->getMessage() . "\n";
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}
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?>
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===DONE===
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<?php exit(0); ?>
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--EXPECT--
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RecursiveArrayIteratorIterator::rewind
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RecursiveArrayIteratorIterator::callHasChildren(0) = no/no
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RecursiveArrayIteratorIterator::valid
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RecursiveArrayIteratorIterator::current
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RecursiveArrayIteratorIterator::key
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0=>a
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RecursiveArrayIteratorIterator::next
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RecursiveArrayIteratorIterator::callHasChildren(0) = yes/yes
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RecursiveArrayIteratorIterator::callGetChildren(ok:0)
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RecursiveArrayIteratorIterator::current
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RecursiveArrayIteratorIterator::beginChildren(1)
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RecursiveArrayIteratorIterator::callHasChildren(1) = no/no
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RecursiveArrayIteratorIterator::valid
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RecursiveArrayIteratorIterator::current
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RecursiveArrayIteratorIterator::key
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0=>ba
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RecursiveArrayIteratorIterator::next
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RecursiveArrayIteratorIterator::callHasChildren(1) = yes/yes
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RecursiveArrayIteratorIterator::callGetChildren(ok:0)
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RecursiveArrayIteratorIterator::current
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RecursiveArrayIteratorIterator::beginChildren(2)
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RecursiveArrayIteratorIterator::callHasChildren(2) = no/no
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RecursiveArrayIteratorIterator::valid
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RecursiveArrayIteratorIterator::current
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RecursiveArrayIteratorIterator::key
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0=>bba
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RecursiveArrayIteratorIterator::next
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RecursiveArrayIteratorIterator::callHasChildren(2) = no/no
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RecursiveArrayIteratorIterator::valid
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RecursiveArrayIteratorIterator::current
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RecursiveArrayIteratorIterator::key
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1=>bbb
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RecursiveArrayIteratorIterator::next
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MyRecursiveArrayIterator::valid = false
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RecursiveArrayIteratorIterator::endChildren(2)
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RecursiveArrayIteratorIterator::callHasChildren(1) = yes/yes
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RecursiveArrayIteratorIterator::callGetChildren(ok:0)
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RecursiveArrayIteratorIterator::current
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RecursiveArrayIteratorIterator::beginChildren(2)
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RecursiveArrayIteratorIterator::callHasChildren(2) = no/yes
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RecursiveArrayIteratorIterator::valid
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RecursiveArrayIteratorIterator::current
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RecursiveArrayIteratorIterator::key
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0=>bcaa
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RecursiveArrayIteratorIterator::next
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RecursiveArrayIteratorIterator::callHasChildren(2) = no/yes
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RecursiveArrayIteratorIterator::valid
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RecursiveArrayIteratorIterator::next
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MyRecursiveArrayIterator::valid = false
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RecursiveArrayIteratorIterator::endChildren(2)
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MyRecursiveArrayIterator::valid = false
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RecursiveArrayIteratorIterator::endChildren(1)
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RecursiveArrayIteratorIterator::callHasChildren(0) = yes/yes
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RecursiveArrayIteratorIterator::callGetChildren(skip)
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Objects returned by RecursiveIterator::getChildren() must implement RecursiveIterator
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===DONE===
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