public function key()
{
if (null === $this->entries) {
$this->__load___();
}
return $this->entries->key();
}
/**
* Tests IdentityWrapper->key()
*/
public function testKey()
{
$this->assertSame(key($this->entries), $this->identityWrapper->key());
$this->identityWrapper->clear();
$this->assertNull($this->identityWrapper->key());
$this->assertNull($this->wrappedCollection->key());
}
/**
* @dataProvider provideDifferentElements
*/
public function testNext($elements)
{
$collection = new ArrayCollection($elements);
while (true) {
$collectionNext = $collection->next();
$arrayNext = next($elements);
if (!$collectionNext || !$arrayNext) {
break;
}
$this->assertSame($arrayNext, $collectionNext, "Returned value of ArrayCollection::next() and next() not match");
$this->assertSame(key($elements), $collection->key(), "Keys not match");
$this->assertSame(current($elements), $collection->current(), "Current values not match");
}
}
/** {@inheritDoc} */
public function key()
{
$this->initialize();
return $this->collection->key();
}
/**
* Gets the key/index of the element at the current iterator position.
*
* @return int|string
*/
public function key()
{
return $this->collection->key();
}
function key()
{
return $this->fields->key();
}
