EntityHierarchyValidationTest.php in Entity Reference Hierarchy 8.2

Namespace

Drupal\Tests\entity_hierarchy\Kernel

File

tests/src/Kernel/EntityHierarchyValidationTest.php

<?php

namespace Drupal\Tests\entity_hierarchy\Kernel;

use Drupal\Core\Entity\EntityInterface;

/**
 * Defines a class for testing validation constraint.
 *
 * @group entity_hierarchy
 */
class EntityHierarchyValidationTest extends EntityHierarchyKernelTestBase {

  /**
   * Tests validation.
   */
  public function testValidation() {

    // Create root user.
    $this
      ->createUser();
    $child = $this
      ->createTestEntity($this->parent
      ->id());

    // Try and reference child.
    $this->parent->{self::FIELD_NAME}->target_id = $child
      ->id();
    $this
      ->doTestViolations($child);

    // Try and reference self.
    $this->parent->{self::FIELD_NAME}->target_id = $this->parent
      ->id();
    $this
      ->doTestViolations($this->parent);

    // Try and reference grandchild.
    $grandchild = $this
      ->createTestEntity($child
      ->id());
    $this->parent->{self::FIELD_NAME}->target_id = $grandchild
      ->id();
    $this
      ->doTestViolations($grandchild);
  }

  /**
   * Tests violations.
   *
   * @param \Drupal\Core\Entity\EntityInterface $referencedEntity
   *   Referenced entity.
   */
  protected function doTestViolations(EntityInterface $referencedEntity) {
    $violations = $this->parent
      ->validate();
    $this
      ->assertCount(1, $violations);
    $violation = $violations[0];
    $this
      ->assertEquals(sprintf('This entity (entity_test: %s) cannot be referenced as it is either a child or the same entity.', $referencedEntity
      ->id()), strip_tags($violation
      ->getMessage()));
    $this
      ->assertEquals(self::FIELD_NAME . '.0.target_id', $violation
      ->getPropertyPath());
  }

}

Classes

Name	Description
EntityHierarchyValidationTest	Defines a class for testing validation constraint.