RelationshipRepresentativeNodeTest.php

<?php

namespace Drupal\Tests\user\Kernel\Views;

use Drupal\KernelTests\KernelTestBase;
use Drupal\Tests\node\Traits\NodeCreationTrait;
use Drupal\Tests\user\Traits\UserCreationTrait;
use Drupal\views\Tests\ViewResultAssertionTrait;
use Drupal\views\Tests\ViewTestData;
use Drupal\views\Views;

/**
 * Tests the representative node relationship for users.
 *
 * @group user
 */
class RelationshipRepresentativeNodeTest extends KernelTestBase {
    use NodeCreationTrait;
    use UserCreationTrait;
    use ViewResultAssertionTrait;
    
    /**
     * {@inheritdoc}
     */
    protected static $modules = [
        'filter',
        'node',
        'system',
        'user',
        'user_test_views',
        'views',
    ];
    
    /**
     * Views used by this test.
     *
     * @var array
     */
    public static $testViews = [
        'test_groupwise_user',
    ];
    
    /**
     * Tests the relationship.
     */
    public function testRelationship() {
        $this->installSchema('system', [
            'sequences',
        ]);
        $this->installEntitySchema('user');
        $this->installEntitySchema('node');
        $this->installConfig([
            'filter',
        ]);
        ViewTestData::createTestViews(static::class, [
            'user_test_views',
        ]);
        $users[] = $this->createUser([], NULL, FALSE, [
            'uid' => 2,
        ]);
        $users[] = $this->createUser([], NULL, FALSE, [
            'uid' => 1,
        ]);
        $nodes[] = $this->createNode([
            'uid' => $users[0]->id(),
        ]);
        $nodes[] = $this->createNode([
            'uid' => $users[1]->id(),
        ]);
        $view = Views::getView('test_groupwise_user');
        $view->preview();
        $map = [
            'node_field_data_users_field_data_nid' => 'nid',
            'uid' => 'uid',
        ];
        $expected_result = [
            [
                'uid' => $users[1]->id(),
                'nid' => $nodes[1]->id(),
            ],
            [
                'uid' => $users[0]->id(),
                'nid' => $nodes[0]->id(),
            ],
        ];
        $this->assertIdenticalResultset($view, $expected_result, $map);
    }

}