AreaOrderTest.php

<?php

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

use Drupal\Tests\block\Traits\BlockCreationTrait;
use Drupal\Tests\views\Kernel\ViewsKernelTestBase;
use Drupal\views\Views;

/**
 * Tests the view area handler.
 *
 * @group views
 * @see \Drupal\views\Plugin\views\area\View
 */
class AreaOrderTest extends ViewsKernelTestBase {
    use BlockCreationTrait;
    
    /**
     * Modules to enable.
     *
     * @var array
     */
    protected static $modules = [
        'user',
        'block',
    ];
    
    /**
     * Views used by this test.
     *
     * @var array
     */
    public static $testViews = [
        'test_area_order',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected function setUpFixtures() {
        // Install the themes used for this test.
        $this->container
            ->get('theme_installer')
            ->install([
            'olivero',
        ]);
        $this->placeBlock('system_branding_block', [
            'id' => 'id_olivero_branding',
            'theme' => 'olivero',
            'plugin' => 'system_branding_block',
            'weight' => 1,
        ]);
        $this->placeBlock('system_powered_by_block', [
            'id' => 'id_olivero_powered',
            'theme' => 'olivero',
            'weight' => 2,
        ]);
        parent::setUpFixtures();
    }
    
    /**
     * Tests the order of the handlers.
     */
    public function testAreaOrder() : void {
        $view = Views::getView('test_area_order');
        $renderable = $view->buildRenderable();
        $output = $this->render($renderable);
        $position_powered = strpos($output, 'block-id-olivero-powered');
        $position_branding = strpos($output, 'block-id-olivero-branding');
        $this->assertNotEquals(0, $position_powered, 'ID olivero-powered found.');
        $this->assertNotEquals(0, $position_branding, 'ID olivero-branding found');
        // Make sure "powered" is before "branding", so it reflects the position
        // in the configuration, and not the weight of the blocks.
        $this->assertLessThan($position_branding, $position_powered);
    }

}