ExposedFormRenderTest.php

<?php

namespace Drupal\Tests\views\Kernel\Plugin;

use Drupal\Component\Utility\Html;
use Drupal\node\Entity\NodeType;
use Drupal\Tests\views\Kernel\ViewsKernelTestBase;
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',
    ];
    
    /**
     * {@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() {
        $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() {
        $node_type = NodeType::create([
            'type' => 'article',
        ]);
        $node_type->save();
        $view = Views::getView('test_exposed_form_buttons');
        $view->setDisplay();
        $view->displayHandlers
            ->get('default')
            ->overrideOption('filters', [
            'type' => [
                'exposed' => TRUE,
                'field' => 'type',
                'id' => 'type',
                'table' => 'node_field_data',
                'plugin_id' => 'in_operator',
                'entity_type' => 'node',
                'entity_field' => 'type',
                'expose' => [
                    'identifier' => 'type',
                    'label' => 'Content: Type',
                    'operator_id' => 'type_op',
                    'reduce' => FALSE,
                    'multiple' => FALSE,
                ],
            ],
            'type_with_default_value' => [
                'exposed' => TRUE,
                'field' => 'type',
                'id' => 'type_with_default_value',
                'table' => 'node_field_data',
                'plugin_id' => 'in_operator',
                'entity_type' => 'node',
                'entity_field' => 'type',
                'value' => [
                    'article',
                    'article',
                ],
                'expose' => [
                    'identifier' => 'type_with_default_value',
                    'label' => 'Content: Type with value',
                    'operator_id' => 'type_op',
                    'reduce' => FALSE,
                    'multiple' => FALSE,
                ],
            ],
            'multiple_types' => [
                'exposed' => TRUE,
                'field' => 'type',
                'id' => 'multiple_types',
                'table' => 'node_field_data',
                'plugin_id' => 'in_operator',
                'entity_type' => 'node',
                'entity_field' => 'type',
                'expose' => [
                    'identifier' => 'multiple_types',
                    'label' => 'Content: Type (multiple)',
                    'operator_id' => 'type_op',
                    'reduce' => FALSE,
                    'multiple' => TRUE,
                ],
            ],
            'multiple_types_with_default_value' => [
                'exposed' => TRUE,
                'field' => 'type',
                'id' => 'multiple_types_with_default_value',
                'table' => 'node_field_data',
                'plugin_id' => 'in_operator',
                'entity_type' => 'node',
                'entity_field' => 'type',
                'value' => [
                    'article',
                    'article',
                ],
                'expose' => [
                    'identifier' => 'multiple_types_with_default_value',
                    'label' => 'Content: Type with default value (multiple)',
                    'operator_id' => 'type_op',
                    'reduce' => FALSE,
                    'multiple' => TRUE,
                ],
            ],
        ]);
        $view->save();
        $this->executeView($view);
        $expected = [
            'type' => 'All',
            'type_with_default_value' => 'article',
            'multiple_types_with_default_value' => [
                'article' => 'article',
            ],
        ];
        $this->assertSame($view->exposed_raw_input, $expected);
    }

}