AggregationTest.php

<?php

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

use Drupal\views\Views;

/**
 * A basic aggregation test for Views.
 *
 * @group views
 */
class AggregationTest extends ViewsKernelTestBase {
  
  /**
   * {@inheritdoc}
   */
  public static $testViews = [
    'views.view.test_aggregation',
  ];
  
  /**
   * {@inheritdoc}
   */
  protected static $modules = [
    'views_test_aggregation',
    'user',
  ];
  
  /**
   * {@inheritdoc}
   */
  protected function setUp($import_test_views = TRUE) : void {
    parent::setUp($import_test_views);
    $this->installConfig('views_test_aggregation');
    $this->installEntitySchema('user');
  }
  
  /**
   * Tests a trivial result set.
   */
  public function testSimpleResultSet() : void {
    $view = Views::getView('test_aggregation');
    $view->setDisplay();
    // Execute the view.
    $this->executeView($view);
    // Verify the result.
    $this->assertCount(1, $view->result, 'The number of returned rows match.');
  }

}