/**
* Returns an iterator with all method/function parameters.
*
* <b>NOTE:</b> All node iterators return an alphabetic ordered list of
* nodes. Use the {@link PHP_Depend_Code_Parameter::getPosition()} for the
* correct parameter position.
*
* @return PHP_Depend_Code_NodeIterator
*/
public function getParameters()
{
if ($this->_parameters === null) {
$this->_initParameters();
}
$this->_parameters->rewind();
return $this->_parameters;
}
/**
* Tests that the iterator returns the node name as key.
*
* @return void
*/
public function testNodeIteratorLoopWithKey()
{
$names = array('clazz', 'func', 'method', 'pkg');
$nodes = array(new PHP_Depend_Code_Class('clazz', 0, 'clazz.php'), new PHP_Depend_Code_Function('func', 0), new PHP_Depend_Code_Method('method', 0), new PHP_Depend_Code_Package('pkg'));
$it = new PHP_Depend_Code_NodeIterator($nodes);
for ($i = 0, $it->rewind(); $it->valid(); ++$i, $it->next()) {
$this->assertSame($nodes[$i], $it->current());
$this->assertEquals($names[$i], $it->key());
}
}
