public function ValidReferenceConstraintValidatorTest::testValidation in Drupal 9

Same name and namespace in other branches

1. 8 core/tests/Drupal/KernelTests/Core/Entity/ValidReferenceConstraintValidatorTest.php \Drupal\KernelTests\Core\Entity\ValidReferenceConstraintValidatorTest::testValidation()

Tests the ValidReferenceConstraintValidator.

File

core/tests/Drupal/KernelTests/Core/Entity/ValidReferenceConstraintValidatorTest.php, line 55

Class

ValidReferenceConstraintValidatorTest

Tests validation constraints for ValidReferenceConstraintValidator.

Namespace

Drupal\KernelTests\Core\Entity

Code

public function testValidation() {

  // Create a test entity to be referenced.
  $entity = $this
    ->createUser();

  // By default entity references already have the ValidReference constraint.
  $definition = BaseFieldDefinition::create('entity_reference')
    ->setSettings([
    'target_type' => 'user',
  ]);
  $typed_data = $this->typedData
    ->create($definition, [
    'target_id' => $entity
      ->id(),
  ]);
  $violations = $typed_data
    ->validate();
  $this
    ->assertEquals(0, $violations
    ->count(), 'Validation passed for correct value.');

  // NULL is also considered a valid reference.
  $typed_data = $this->typedData
    ->create($definition, [
    'target_id' => NULL,
  ]);
  $violations = $typed_data
    ->validate();
  $this
    ->assertEquals(0, $violations
    ->count(), 'Validation passed for correct value.');
  $typed_data = $this->typedData
    ->create($definition, [
    'target_id' => $entity
      ->id(),
  ]);

  // Delete the referenced entity.
  $entity
    ->delete();
  $violations = $typed_data
    ->validate();
  $this
    ->assertGreaterThan(0, $violations
    ->count(), 'Validation failed for incorrect value.');

  // Make sure the information provided by a violation is correct.
  $violation = $violations[0];
  $this
    ->assertEquals(t('The referenced entity (%type: %id) does not exist.', [
    '%type' => 'user',
    '%id' => $entity
      ->id(),
  ]), $violation
    ->getMessage(), 'The message for invalid value is correct.');
  $this
    ->assertEquals($typed_data, $violation
    ->getRoot(), 'Violation root is correct.');
}