/**
* @depends testGetSubfields
*/
public function testGetSubfieldsCodes(Field $f)
{
$this->assertEquals(5, count($f->getSubfields('x', 'x', 'x', 'x', 'x')));
$s = $f->getSubfields('d');
$this->assertEquals('first d', reset($s));
$s = $f->getSubfields('a');
$this->assertEquals('first a', reset($s));
$s = $f->getSubfields('a', 'd', 'a');
$this->assertEquals('second a', end($s));
return $f;
}
