class ExposedFormRenderTest

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);
  }

}