function let(StateMachineInterface $stateMachine)
{
$stateMachine->getGraph()->willReturn('checkout_state_machine');
$stateMachine->getPossibleTransitions()->willReturn(['start', 'abandon']);
$this->beConstructedWith('start_checkout', $stateMachine);
}
/**
* @param string $transition
* @param StateMachineInterface $stateMachine
*/
public function __construct($transition, StateMachineInterface $stateMachine)
{
parent::__construct(sprintf('Transition "%s" is invalid for "%s" state machine. Possible transitions are: %s.', $transition, $stateMachine->getGraph(), implode($stateMachine->getPossibleTransitions(), ' and ')));
}