124 lines
3.5 KiB
PHP
124 lines
3.5 KiB
PHP
--TEST--
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SPL: CachingIterator and __toString
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--FILE--
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<?php
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function test($ar, $flags)
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{
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echo "===$flags===\n";
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$it = new CachingIterator($ar, 0);
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try {
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$it->setFlags($flags);
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} catch (\ValueError $e) {
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echo 'Exception: ' . $e->getMessage() . "\n";
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var_dump($it->getFlags());
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return;
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}
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var_dump($it->getFlags());
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try {
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foreach($it as $v)
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{
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var_dump((string)$it);
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}
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} catch (Exception $e) {
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echo 'Exception: ' . $e->getMessage() . "\n";
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}
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}
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class MyItem
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{
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function __construct($value)
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{
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$this->value = $value;
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}
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function __toString()
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{
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return (string)$this->value;
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}
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}
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class MyArrayIterator extends ArrayIterator
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{
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function __toString()
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{
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return $this->key() . ':' . $this->current();
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}
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}
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$ar = new MyArrayIterator(array(1, 2, 3));
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test($ar, CachingIterator::CALL_TOSTRING);
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test($ar, CachingIterator::TOSTRING_USE_KEY);
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test($ar, CachingIterator::TOSTRING_USE_CURRENT);
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$ar = new MyArrayIterator(array(new MyItem(1), new MyItem(2), new MyItem(3)));
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test($ar, CachingIterator::TOSTRING_USE_INNER);
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test($ar, CachingIterator::CALL_TOSTRING | CachingIterator::TOSTRING_USE_KEY);
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test($ar, CachingIterator::CALL_TOSTRING | CachingIterator::TOSTRING_USE_CURRENT);
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test($ar, CachingIterator::CALL_TOSTRING | CachingIterator::TOSTRING_USE_INNER);
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test($ar, CachingIterator::TOSTRING_USE_KEY | CachingIterator::TOSTRING_USE_CURRENT);
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test($ar, CachingIterator::TOSTRING_USE_KEY | CachingIterator::TOSTRING_USE_INNER);
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echo "===X===\n";
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try
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{
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$it = new CachingIterator($ar, CachingIterator::CALL_TOSTRING);
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$it->setFlags(0);
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}
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catch (Exception $e)
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{
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echo 'Exception: ' . $e->getMessage() . "\n";
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}
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try
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{
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$it = new CachingIterator($ar, CachingIterator::TOSTRING_USE_INNER);
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$it->setFlags(0);
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}
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catch (Exception $e)
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{
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echo 'Exception: ' . $e->getMessage() . "\n";
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}
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?>
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--EXPECT--
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===1===
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int(1)
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string(1) "1"
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string(1) "2"
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string(1) "3"
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===2===
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int(2)
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string(1) "0"
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string(1) "1"
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string(1) "2"
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===4===
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int(4)
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string(1) "1"
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string(1) "2"
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string(1) "3"
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===8===
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int(8)
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string(3) "0:1"
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string(3) "1:2"
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string(3) "2:3"
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===3===
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Exception: CachingIterator::setFlags(): Argument #1 ($flags) must contain only one of CachingIterator::CALL_TOSTRING, CachingIterator::TOSTRING_USE_KEY, CachingIterator::TOSTRING_USE_CURRENT, or CachingIterator::TOSTRING_USE_INNER
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int(0)
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===5===
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Exception: CachingIterator::setFlags(): Argument #1 ($flags) must contain only one of CachingIterator::CALL_TOSTRING, CachingIterator::TOSTRING_USE_KEY, CachingIterator::TOSTRING_USE_CURRENT, or CachingIterator::TOSTRING_USE_INNER
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int(0)
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===9===
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Exception: CachingIterator::setFlags(): Argument #1 ($flags) must contain only one of CachingIterator::CALL_TOSTRING, CachingIterator::TOSTRING_USE_KEY, CachingIterator::TOSTRING_USE_CURRENT, or CachingIterator::TOSTRING_USE_INNER
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int(0)
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===6===
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Exception: CachingIterator::setFlags(): Argument #1 ($flags) must contain only one of CachingIterator::CALL_TOSTRING, CachingIterator::TOSTRING_USE_KEY, CachingIterator::TOSTRING_USE_CURRENT, or CachingIterator::TOSTRING_USE_INNER
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int(0)
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===10===
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Exception: CachingIterator::setFlags(): Argument #1 ($flags) must contain only one of CachingIterator::CALL_TOSTRING, CachingIterator::TOSTRING_USE_KEY, CachingIterator::TOSTRING_USE_CURRENT, or CachingIterator::TOSTRING_USE_INNER
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int(0)
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===X===
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Exception: Unsetting flag CALL_TO_STRING is not possible
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Exception: Unsetting flag TOSTRING_USE_INNER is not possible
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