ContentEntityNullStorageTest.php

<?php

namespace Drupal\KernelTests\Core\Entity;

use Drupal\contact\Entity\ContactForm;
use Drupal\Core\Config\ConfigImporter;
use Drupal\Core\Config\StorageComparer;
use Drupal\KernelTests\KernelTestBase;

/**
 * Tests ContentEntityNullStorage entity query support.
 *
 * @see \Drupal\Core\Entity\ContentEntityNullStorage
 * @see \Drupal\Core\Entity\Query\Null\Query
 *
 * @group Entity
 */
class ContentEntityNullStorageTest extends KernelTestBase {
    
    /**
     * Modules to enable.
     *
     * @var array
     */
    public static $modules = [
        'system',
        'contact',
        'user',
    ];
    
    /**
     * Tests using entity query with ContentEntityNullStorage.
     *
     * @see \Drupal\Core\Entity\Query\Null\Query
     */
    public function testEntityQuery() {
        $this->assertSame(0, \Drupal::entityQuery('contact_message')->count()
            ->execute(), 'Counting a null storage returns 0.');
        $this->assertSame([], \Drupal::entityQuery('contact_message')->execute(), 'Querying a null storage returns an empty array.');
        $this->assertSame([], \Drupal::entityQuery('contact_message')->condition('contact_form', 'test')
            ->execute(), 'Querying a null storage returns an empty array and conditions are ignored.');
        $this->assertSame([], \Drupal::entityQueryAggregate('contact_message')->aggregate('name', 'AVG')
            ->execute(), 'Aggregate querying a null storage returns an empty array');
    }
    
    /**
     * Tests deleting a contact form entity via a configuration import.
     *
     * @see \Drupal\Core\Entity\Event\BundleConfigImportValidate
     */
    public function testDeleteThroughImport() {
        $this->installConfig([
            'system',
        ]);
        $contact_form = ContactForm::create([
            'id' => 'test',
        ]);
        $contact_form->save();
        $this->copyConfig($this->container
            ->get('config.storage'), $this->container
            ->get('config.storage.sync'));
        // Set up the ConfigImporter object for testing.
        $storage_comparer = new StorageComparer($this->container
            ->get('config.storage.sync'), $this->container
            ->get('config.storage'));
        $config_importer = new ConfigImporter($storage_comparer->createChangelist(), $this->container
            ->get('event_dispatcher'), $this->container
            ->get('config.manager'), $this->container
            ->get('lock'), $this->container
            ->get('config.typed'), $this->container
            ->get('module_handler'), $this->container
            ->get('module_installer'), $this->container
            ->get('theme_handler'), $this->container
            ->get('string_translation'), $this->container
            ->get('extension.list.module'));
        // Delete the contact message in sync.
        $sync = $this->container
            ->get('config.storage.sync');
        $sync->delete($contact_form->getConfigDependencyName());
        // Import.
        $config_importer->reset()
            ->import();
        $this->assertNull(ContactForm::load($contact_form->id()), 'The contact form has been deleted.');
    }

}