EntityTestCompositeConstraint.php

<?php

declare (strict_types=1);
namespace Drupal\entity_test\Entity;

use Drupal\Core\Entity\Attribute\ContentEntityType;
use Drupal\Core\StringTranslation\TranslatableMarkup;
use Drupal\Core\Entity\EntityTypeInterface;
use Drupal\entity_test\EntityTestForm;

/**
 * Defines a test class for testing composite constraints.
 */
class EntityTestCompositeConstraint extends EntityTest {
  
  /**
   * {@inheritdoc}
   */
  public static function baseFieldDefinitions(EntityTypeInterface $entity_type) {
    $fields = parent::baseFieldDefinitions($entity_type);
    $fields['name']->setDisplayOptions('form', [
      'type' => 'string',
      'weight' => 0,
    ]);
    $fields['type']->setDisplayOptions('form', [
      'type' => 'entity_reference_autocomplete',
      'weight' => 0,
    ]);
    return $fields;
  }

}