/**
* Tests __debugInfo() or debug() usage
*
* @return void
*/
public function testDebug()
{
$items = [1, 2, 3];
$collection = new Collection($items);
$result = $collection->__debugInfo();
$expected = ['count' => 3];
$this->assertSame($expected, $result);
// Calling it again will rewind
$result = $collection->__debugInfo();
$expected = ['count' => 3];
$this->assertSame($expected, $result);
// Make sure it also works with non rewindable iterators
$iterator = new NoRewindIterator(new ArrayIterator($items));
$collection = new Collection($iterator);
$result = $collection->__debugInfo();
$expected = ['count' => 3];
$this->assertSame($expected, $result);
// Calling it again will in this case not rewind
$result = $collection->__debugInfo();
$expected = ['count' => 0];
$this->assertSame($expected, $result);
}
