public function FieldValidationTest::testFieldConstraints in Drupal 9

Same name and namespace in other branches

1. 8 core/modules/field/tests/src/Kernel/FieldValidationTest.php \Drupal\Tests\field\Kernel\FieldValidationTest::testFieldConstraints()

Tests that constraints defined by the field type are validated.

File

core/modules/field/tests/src/Kernel/FieldValidationTest.php, line 65

Class

FieldValidationTest

Tests field validation.

Namespace

Drupal\Tests\field\Kernel

Code

public function testFieldConstraints() {
  $cardinality = $this->fieldTestData->field_storage
    ->getCardinality();
  $entity = $this->entity;

  // The test is only valid if the field cardinality is greater than 1.
  $this
    ->assertGreaterThan(1, $cardinality);

  // 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();
  }
  $this
    ->assertEquals($expected_violations, $violations_by_path);
}