PHP Decode

--TEST--
SPL: LimitIterator check limits are valid
--CREDITS--
Sean Burlington www.practicalweb.co.uk
TestFest London May 2009
--FILE--
<?php
  $array = array(array(7,8,9),1,2,3,array(4,5,6));
$arrayIterator = new ArrayIterator($array);

try {
  $limitIterator = new LimitIterator($arrayIterator, -1);
} catch (\ValueError $e){
  print $e->getMessage(). "\n";
}

try {
  $limitIterator = new LimitIterator($arrayIterator, 0, -2);
} catch (\ValueError $e){
  print $e->getMessage() . "\n";
}

$limitIterator = new LimitIterator($arrayIterator, 0, -1);

?>
--EXPECT--
LimitIterator::__construct(): Argument #2 ($offset) must be greater than or equal to 0
LimitIterator::__construct(): Argument #3 ($limit) must be greater than or equal to -1