function it_leaves_existing_numbers_alone(SequenceSubjectInterface $subject, SequenceInterface $sequence)
{
$subject->getNumber()->willReturn('123');
$subject->setNumber(Argument::any())->shouldNotBeCalled();
$sequence->incrementIndex()->shouldNotBeCalled();
$this->generate($subject, $sequence);
}
/**
* {@inheritdoc}
*/
public function generate(SequenceSubjectInterface $subject, SequenceInterface $sequence)
{
if (null !== $subject->getNumber()) {
return;
}
$subject->setNumber($this->generateNumber($sequence->getIndex(), $subject));
$sequence->incrementIndex();
}
