iterator_041a.phpt

来自「PHP v6.0 For Linux 运行环境：Win9X/ WinME/ Wi」· PHPT 代码 · 共 110 行

--TEST--
SPL: iterator_to_array() and exceptions from destruct
--SKIPIF--
<?php if (!extension_loaded("spl")) print "skip"; ?>
--FILE--
<?php

class MyArrayIterator extends ArrayIterator
{
	static protected $fail = 0;
	public $state;

	static function fail($state, $method)
	{
		if (self::$fail == $state)
		{
			throw new Exception("State $state: $method()");
		}
	}

	function __construct()
	{
		$this->state = MyArrayIterator::$fail;
		self::fail(0, __FUNCTION__);
		parent::__construct(array(1, 2));
		self::fail(1, __FUNCTION__);
	}

	function rewind()
	{
		self::fail(2, __FUNCTION__);
		return parent::rewind();
	}

	function valid()
	{
		self::fail(3, __FUNCTION__);
		return parent::valid();
	}

	function current()
	{
		self::fail(4, __FUNCTION__);
		return parent::current();
	}

	function key()
	{
		self::fail(5, __FUNCTION__);
		return parent::key();
	}

	function next()
	{
		self::fail(6, __FUNCTION__);
		return parent::next();
	}

	function __destruct()
	{
		self::fail(7, __FUNCTION__);
	}

	static function test($func, $skip = null)
	{
		echo "===$func===\n";
		self::$fail = 7;
		while(self::$fail < 10)
		{
			try
			{
				var_dump($func(new MyArrayIterator()));
				break;
			}
			catch (Exception $e)
			{
				echo $e->getMessage() . "\n";
			}
			if (isset($skip[self::$fail]))
			{
				self::$fail = $skip[self::$fail];
			}
			else
			{
				self::$fail++;
			}
		}
	}
}

MyArrayIterator::test('iterator_to_array');
MyArrayIterator::test('iterator_count', array(3 => 6));

?>
===DONE===
<?php exit(0); ?>
--EXPECT--
===iterator_to_array===
State 7: __destruct()
array(2) {
  [0]=>
  int(1)
  [1]=>
  int(2)
}
===iterator_count===
State 7: __destruct()
int(2)
===DONE===