ExposedFormRenderTest.php

<?php

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

use Drupal\Component\Utility\Html;
use Drupal\Core\Form\FormState;
use Drupal\Core\Path\CurrentPathStack;
use Drupal\node\Entity\NodeType;
use Drupal\Tests\views\Kernel\ViewsKernelTestBase;
use Drupal\views\ExposedFormCache;
use Drupal\views\Form\ViewsExposedForm;
use Drupal\views\Views;

/**
 * Tests the exposed form.
 *
 * @group views
 * @see \Drupal\views_test_data\Plugin\views\display_extender\DisplayExtenderTest
 */
class ExposedFormRenderTest extends ViewsKernelTestBase {
    
    /**
     * {@inheritdoc}
     */
    public static $testViews = [
        'test_exposed_form_buttons',
        'test_exposed_admin_ui',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected static $modules = [
        'node',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected function setUp($import_test_views = TRUE) : void {
        parent::setUp();
        $this->installEntitySchema('node');
    }
    
    /**
     * Tests the exposed form markup.
     */
    public function testExposedFormRender() : void {
        $view = Views::getView('test_exposed_form_buttons');
        $this->executeView($view);
        $exposed_form = $view->display_handler
            ->getPlugin('exposed_form');
        $output = $exposed_form->renderExposedForm();
        $this->setRawContent(\Drupal::service('renderer')->renderRoot($output));
        $this->assertFieldByXpath('//form/@id', Html::cleanCssIdentifier('views-exposed-form-' . $view->storage
            ->id() . '-' . $view->current_display), 'Expected form ID found.');
        $view->setDisplay('page_1');
        $expected_action = $view->display_handler
            ->getUrlInfo()
            ->toString();
        $this->assertFieldByXPath('//form/@action', $expected_action, 'The expected value for the action attribute was found.');
        // Make sure the description is shown.
        $result = $this->xpath('//form//div[contains(@id, "edit-type--2--description") and normalize-space(text())="Exposed description"]');
        $this->assertCount(1, $result, 'Filter description was found.');
    }
    
    /**
     * Tests the exposed form raw input.
     */
    public function testExposedFormRawInput() : void {
        NodeType::create([
            'type' => 'article',
            'name' => 'Article',
        ])->save();
        // Build the form state.
        $form = [];
        $view = Views::getView('test_exposed_admin_ui');
        $view->setDisplay();
        $this->executeView($view);
        $form_state = new FormState();
        $form_state->set('view', $view);
        $form_state->setValue('type', 'article');
        // Mock the exposed form.
        $exposed_form_cache = $this->createMock(ExposedFormCache::class);
        $current_path_stack = $this->createMock(CurrentPathStack::class);
        $exposed_form = new ViewsExposedForm($exposed_form_cache, $current_path_stack);
        $exposed_form->submitForm($form, $form_state);
        $updated_view = $form_state->get('view');
        $expected = [
            'type' => 'article',
        ];
        $this->assertSame($updated_view->exposed_raw_input, $expected);
        $form_state->setValue('type', [
            'article',
            'page',
        ]);
        $exposed_form->submitForm($form, $form_state);
        $updated_view = $form_state->get('view');
        $expected = [
            'type' => [
                'article',
                'page',
            ],
        ];
        $this->assertSame($updated_view->exposed_raw_input, $expected);
    }

}