/**
* {@inheritdoc}
*/
public function isEligible(ShippingSubjectInterface $subject, array $configuration)
{
$count = $subject->getShippingItemCount();
if ($configuration['equal']) {
return $count >= $configuration['count'];
}
return $count > $configuration['count'];
}
/**
* {@inheritdoc}
*/
public function calculate(ShippingSubjectInterface $subject, array $configuration)
{
$firstItemCost = $configuration['first_item_cost'];
$additionalItemCost = $configuration['additional_item_cost'];
$additionalItemLimit = $configuration['additional_item_limit'];
$totalItems = $subject->getShippingItemCount();
$additionalItems = $totalItems - 1;
if (0 !== $additionalItemLimit) {
$additionalItems = $additionalItemLimit >= $additionalItems ? $additionalItems : $additionalItemLimit;
}
return (int) ($firstItemCost + $additionalItems * $additionalItemCost);
}
/**
* {@inheritdoc}
*/
public function calculate(ShippingSubjectInterface $subject, array $configuration)
{
return (int) ($configuration['amount'] * $subject->getShippingItemCount());
}
function its_calculated_value_should_be_an_integer(ShippingSubjectInterface $subject)
{
$subject->getShippingItemCount()->willReturn(6);
$this->calculate($subject, array('amount' => 200))->shouldBeInteger();
}
function it_should_calculate_the_total_with_the_per_item_amount_configured_on_the_method(ShippingSubjectInterface $subject)
{
$subject->getShippingItemCount()->willReturn(11);
$this->calculate($subject, array('amount' => 200))->shouldReturn(2200);
}
function it_should_recognize_subject_as_eligible_if_item_count_is_equal_with_configured_depending_on_equal_setting(ShippingSubjectInterface $subject)
{
$subject->getShippingItemCount()->shouldBeCalled()->willReturn(10);
$this->isEligible($subject, array('count' => 10, 'equal' => false))->shouldReturn(false);
$this->isEligible($subject, array('count' => 10, 'equal' => true))->shouldReturn(true);
}
