FieldValidationTest.php in Drupal 8

Namespace

Drupal\Tests\field\Kernel

File

core/modules/field/tests/src/Kernel/FieldValidationTest.php

<?php

namespace Drupal\Tests\field\Kernel;


/**
 * Tests field validation.
 *
 * @group field
 */
class FieldValidationTest extends FieldKernelTestBase {

  /**
   * @var string
   */
  private $entityType;

  /**
   * @var string
   */
  private $bundle;

  /**
   * @var \Drupal\Core\Entity\EntityInterface
   */
  private $entity;
  protected function setUp() {
    parent::setUp();

    // Create a field and storage of type 'test_field', on the 'entity_test'
    // entity type.
    $this->entityType = 'entity_test';
    $this->bundle = 'entity_test';
    $this
      ->createFieldWithStorage('', $this->entityType, $this->bundle);

    // Create an 'entity_test' entity.
    $this->entity = \Drupal::entityTypeManager()
      ->getStorage($this->entityType)
      ->create([
      'type' => $this->bundle,
    ]);
  }

  /**
   * Tests that the number of values is validated against the field cardinality.
   */
  public function testCardinalityConstraint() {
    $cardinality = $this->fieldTestData->field_storage
      ->getCardinality();
    $entity = $this->entity;
    for ($delta = 0; $delta < $cardinality + 1; $delta++) {
      $entity->{$this->fieldTestData->field_name}[] = [
        'value' => 1,
      ];
    }

    // Validate the field.
    $violations = $entity->{$this->fieldTestData->field_name}
      ->validate();

    // Check that the expected constraint violations are reported.
    $this
      ->assertCount(1, $violations);
    $this
      ->assertEqual($violations[0]
      ->getPropertyPath(), '');
    $this
      ->assertEqual($violations[0]
      ->getMessage(), t('%name: this field cannot hold more than @count values.', [
      '%name' => $this->fieldTestData->field
        ->getLabel(),
      '@count' => $cardinality,
    ]));
  }

  /**
   * Tests that constraints defined by the field type are validated.
   */
  public function testFieldConstraints() {
    $cardinality = $this->fieldTestData->field_storage
      ->getCardinality();
    $entity = $this->entity;

    // The test is only valid if the field cardinality is greater than 2.
    $this
      ->assertTrue($cardinality >= 2);

    // Set up values for the field.
    $expected_violations = [];
    for ($delta = 0; $delta < $cardinality; $delta++) {

      // All deltas except '1' have incorrect values.
      if ($delta == 1) {
        $value = 1;
      }
      else {
        $value = -1;
        $expected_violations[$delta . '.value'][] = t('%name does not accept the value -1.', [
          '%name' => $this->fieldTestData->field
            ->getLabel(),
        ]);
      }
      $entity->{$this->fieldTestData->field_name}[] = $value;
    }

    // Validate the field.
    $violations = $entity->{$this->fieldTestData->field_name}
      ->validate();

    // Check that the expected constraint violations are reported.
    $violations_by_path = [];
    foreach ($violations as $violation) {
      $violations_by_path[$violation
        ->getPropertyPath()][] = $violation
        ->getMessage();
    }
    $this
      ->assertEqual($violations_by_path, $expected_violations);
  }

}

Classes

Name	Description
FieldValidationTest	Tests field validation.