EntityTestNoLoadStorage.php

<?php

namespace Drupal\entity_test;

use Drupal\Core\Entity\EntityStorageException;
use Drupal\Core\Entity\Sql\SqlContentEntityStorage;

/**
 * Test storage class used to verify that no load operation is triggered.
 */
class EntityTestNoLoadStorage extends SqlContentEntityStorage {
    
    /**
     * {@inheritdoc}
     */
    public function load($id) {
        throw new EntityStorageException('No load operation is supposed to happen.');
    }

}