ViewSelectionEntityReferenceTest.php

<?php

declare (strict_types=1);
namespace Drupal\Tests\views\Kernel\Entity;

use Drupal\entity_test\Entity\EntityTest;
use Drupal\KernelTests\Core\Entity\EntityKernelTestBase;
use Drupal\views\Tests\ViewTestData;

/**
 * Tests the ViewSelection EntityReferenceSelection plugin.
 *
 * @group views
 */
class ViewSelectionEntityReferenceTest extends EntityKernelTestBase {
    
    /**
     * Views used by this test.
     *
     * @var array
     */
    public static $testViews = [
        'test_display_entity_reference',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected static $modules = [
        'views',
        'views_test_config',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        parent::setUp();
        ViewTestData::createTestViews(static::class, [
            'views_test_config',
        ]);
    }
    
    /**
     * Tests the ViewSelection plugin.
     */
    public function testSelectionPlugin() : void {
        for ($i = 1; $i <= 5; $i++) {
            $entity = EntityTest::create([
                'name' => 'Test entity ' . $i,
            ]);
            $entity->save();
        }
        $selection_options = [
            'target_type' => 'entity_test',
            'handler' => 'views',
            'view' => [
                'view_name' => 'test_display_entity_reference',
                'display_name' => 'entity_reference_1',
            ],
        ];
        $handler = $this->container
            ->get('plugin.manager.entity_reference_selection')
            ->getInstance($selection_options);
        $state = \Drupal::state();
        $this->assertNull($state->get('views_test_config.views_post_render_called'));
        $state->set('views_test_config.views_post_render_cache_tag', TRUE);
        $result = $handler->getReferenceableEntities();
        $this->assertCount(5, $result['entity_test']);
        $this->assertTrue($state->get('views_test_config.views_post_render_called'));
    }

}