public function ShippingTest::testApplyProportional in Commerce Shipping 8.2

@covers ::applyProportional

File

tests/src/Kernel/Plugin/Commerce/TaxType/ShippingTest.php, line 316

Class

ShippingTest

Tests the shipping tax type.

Namespace

Drupal\Tests\commerce_shipping\Kernel\Plugin\Commerce\TaxType

Code

public function testApplyProportional() {
  $plugin = $this->taxType
    ->getPlugin();
  $plugin
    ->setConfiguration([
    'strategy' => 'proportional',
  ]);

  /** @var \Drupal\commerce_shipping\Entity\ShipmentInterface[] $shipments */
  $shipments = $this->order
    ->get('shipments')
    ->referencedEntities();
  $shipment = reset($shipments);
  $plugin
    ->apply($this->order);
  $tax_adjustments = $shipment
    ->getAdjustments([
    'tax',
  ]);
  $this
    ->assertCount(2, $tax_adjustments);

  // The second and third order item represent 30% of the subtotal.
  // That's (10 * 0.2 / 1.2) * 0.3 = 1.67.
  $first_tax_adjustment = reset($tax_adjustments);
  $this
    ->assertEquals('eu_vat|fr|standard', $first_tax_adjustment
    ->getSourceId());
  $this
    ->assertEquals('VAT', $first_tax_adjustment
    ->getLabel());
  $this
    ->assertEquals(new Price('0.5', 'USD'), $first_tax_adjustment
    ->getAmount());
  $this
    ->assertEquals('0.2', $first_tax_adjustment
    ->getPercentage());
  $this
    ->assertTrue($first_tax_adjustment
    ->isIncluded());

  // The first order item represents 70% of the subtotal.
  // That's (10 * 0.1 / 1.1) * 0.7 = 0.64.
  $second_tax_adjustment = end($tax_adjustments);
  $this
    ->assertEquals('eu_vat|fr|intermediate', $second_tax_adjustment
    ->getSourceId());
  $this
    ->assertEquals('VAT', $second_tax_adjustment
    ->getLabel());
  $this
    ->assertEquals(new Price('0.64', 'USD'), $second_tax_adjustment
    ->getAmount());
  $this
    ->assertEquals('0.1', $second_tax_adjustment
    ->getPercentage());
  $this
    ->assertTrue($second_tax_adjustment
    ->isIncluded());
}