class ExposedFormTest in Drupal 9

Same name and namespace in other branches

8 core/modules/views/tests/src/Functional/Plugin/ExposedFormTest.php \Drupal\Tests\views\Functional\Plugin\ExposedFormTest

Tests exposed forms functionality.

@group views

Hierarchy

class \Drupal\Tests\BrowserTestBase extends \PHPUnit\Framework\TestCase uses \Symfony\Bridge\PhpUnit\ExpectDeprecationTrait, FunctionalTestSetupTrait, TestSetupTrait, AssertLegacyTrait, BlockCreationTrait, ConfigTestTrait, ExtensionListTestTrait, ContentTypeCreationTrait, NodeCreationTrait, PhpUnitCompatibilityTrait, RandomGeneratorTrait, TestRequirementsTrait, PhpUnitWarnings, UiHelperTrait, UserCreationTrait, XdebugRequestTrait
- class \Drupal\Tests\views\Functional\ViewTestBase uses ViewResultAssertionTrait
  - class \Drupal\Tests\views\Functional\Plugin\ExposedFormTest uses AssertPageCacheContextsAndTagsTrait

Expanded class hierarchy of ExposedFormTest

File

core/modules/views/tests/src/Functional/Plugin/ExposedFormTest.php, line 18

Namespace

Drupal\Tests\views\Functional\Plugin

View source

class ExposedFormTest extends ViewTestBase {
  use AssertPageCacheContextsAndTagsTrait;

  /**
   * Views used by this test.
   *
   * @var array
   */
  public static $testViews = [
    'test_exposed_form_buttons',
    'test_exposed_block',
    'test_exposed_form_sort_items_per_page',
    'test_exposed_form_pager',
  ];

  /**
   * Modules to enable.
   *
   * @var array
   */
  protected static $modules = [
    'node',
    'views_ui',
    'block',
    'entity_test',
  ];

  /**
   * {@inheritdoc}
   */
  protected $defaultTheme = 'classy';

  /**
   * Nodes to test.
   *
   * @var \Drupal\node\NodeInterface[]
   */
  protected $nodes = [];
  protected function setUp($import_test_views = TRUE) : void {
    parent::setUp($import_test_views);
    $this
      ->enableViewsTestModule();
    $this
      ->drupalCreateContentType([
      'type' => 'article',
    ]);
    $this
      ->drupalCreateContentType([
      'type' => 'page',
    ]);
    $this->nodes = [];

    // Create some random nodes.
    for ($i = 0; $i < 5; $i++) {
      $this->nodes[] = $this
        ->drupalCreateNode([
        'type' => 'article',
      ]);
      $this->nodes[] = $this
        ->drupalCreateNode([
        'type' => 'page',
      ]);
    }
  }

  /**
   * Tests the submit button.
   */
  public function testSubmitButton() {

    // Test the submit button value defaults to 'Apply'.
    $this
      ->drupalGet('test_exposed_form_buttons');
    $this
      ->assertSession()
      ->statusCodeEquals(200);
    $this
      ->helperButtonHasLabel('edit-submit-test-exposed-form-buttons', 'Apply');

    // Rename the label of the submit button.
    $view = Views::getView('test_exposed_form_buttons');
    $view
      ->setDisplay();
    $exposed_form = $view->display_handler
      ->getOption('exposed_form');
    $exposed_form['options']['submit_button'] = $expected_label = $this
      ->randomMachineName();
    $view->display_handler
      ->setOption('exposed_form', $exposed_form);
    $view
      ->save();

    // Make sure the submit button label changed.
    $this
      ->drupalGet('test_exposed_form_buttons');
    $this
      ->helperButtonHasLabel('edit-submit-test-exposed-form-buttons', $expected_label);

    // Make sure an empty label uses the default 'Apply' button value too.
    $view = Views::getView('test_exposed_form_buttons');
    $view
      ->setDisplay();
    $exposed_form = $view->display_handler
      ->getOption('exposed_form');
    $exposed_form['options']['submit_button'] = '';
    $view->display_handler
      ->setOption('exposed_form', $exposed_form);
    $view
      ->save();

    // Make sure the submit button label shows 'Apply'.
    $this
      ->drupalGet('test_exposed_form_buttons');
    $this
      ->helperButtonHasLabel('edit-submit-test-exposed-form-buttons', 'Apply');
  }

  /**
   * Tests the exposed form with a non-standard identifier.
   */
  public function testExposedIdentifier() {

    // Alter the identifier of the filter to a random string.
    $view = Views::getView('test_exposed_form_buttons');
    $view
      ->setDisplay();
    $identifier = 'new_identifier';
    $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' => $identifier,
          'label' => 'Content: Type',
          'operator_id' => 'type_op',
          'reduce' => FALSE,
          'description' => 'Exposed overridden description',
        ],
      ],
    ]);
    $view
      ->save();
    $this
      ->drupalGet('test_exposed_form_buttons', [
      'query' => [
        $identifier => 'article',
      ],
    ]);
    $this
      ->assertSession()
      ->fieldValueEquals(Html::getId('edit-' . $identifier), 'article');

    // Alter the identifier of the filter to a random string containing
    // restricted characters.
    $view = Views::getView('test_exposed_form_buttons');
    $view
      ->setDisplay();
    $identifier = 'bad identifier';
    $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' => $identifier,
          'label' => 'Content: Type',
          'operator_id' => 'type_op',
          'reduce' => FALSE,
          'description' => 'Exposed overridden description',
        ],
      ],
    ]);
    $this
      ->executeView($view);
    $errors = $view
      ->validate();
    $expected = [
      'default' => [
        'This identifier has illegal characters.',
      ],
      'page_1' => [
        'This identifier has illegal characters.',
      ],
    ];
    $this
      ->assertEquals($expected, $errors);
  }

  /**
   * Tests whether the reset button works on an exposed form.
   */
  public function testResetButton() {

    // Test the button is hidden when there is no exposed input.
    $this
      ->drupalGet('test_exposed_form_buttons');
    $this
      ->assertSession()
      ->fieldNotExists('edit-reset');
    $this
      ->drupalGet('test_exposed_form_buttons', [
      'query' => [
        'type' => 'article',
      ],
    ]);

    // Test that the type has been set.
    $this
      ->assertSession()
      ->fieldValueEquals('edit-type', 'article');

    // Test the reset works.
    $this
      ->drupalGet('test_exposed_form_buttons', [
      'query' => [
        'op' => 'Reset',
      ],
    ]);
    $this
      ->assertSession()
      ->statusCodeEquals(200);

    // Test the type has been reset.
    $this
      ->assertSession()
      ->fieldValueEquals('edit-type', 'All');

    // Test the button is hidden after reset.
    $this
      ->assertSession()
      ->fieldNotExists('edit-reset');

    // Test the reset works with type set.
    $this
      ->drupalGet('test_exposed_form_buttons', [
      'query' => [
        'type' => 'article',
        'op' => 'Reset',
      ],
    ]);
    $this
      ->assertSession()
      ->statusCodeEquals(200);
    $this
      ->assertSession()
      ->fieldValueEquals('edit-type', 'All');

    // Test the button is hidden after reset.
    $this
      ->assertSession()
      ->fieldNotExists('edit-reset');

    // Rename the label of the reset button.
    $view = Views::getView('test_exposed_form_buttons');
    $view
      ->setDisplay();
    $exposed_form = $view->display_handler
      ->getOption('exposed_form');
    $exposed_form['options']['reset_button_label'] = $expected_label = $this
      ->randomMachineName();
    $exposed_form['options']['reset_button'] = TRUE;
    $view->display_handler
      ->setOption('exposed_form', $exposed_form);
    $view
      ->save();

    // Look whether the reset button label changed.
    $this
      ->drupalGet('test_exposed_form_buttons', [
      'query' => [
        'type' => 'article',
      ],
    ]);
    $this
      ->assertSession()
      ->statusCodeEquals(200);
    $this
      ->helperButtonHasLabel('edit-reset', $expected_label);
  }

  /**
   * Tests the exposed block functionality.
   *
   * @dataProvider providerTestExposedBlock
   */
  public function testExposedBlock($display) {
    $view = Views::getView('test_exposed_block');
    $view
      ->setDisplay($display);
    $block = $this
      ->drupalPlaceBlock('views_exposed_filter_block:test_exposed_block-' . $display);

    // Set label to display on the exposed filter form block.
    $block
      ->getPlugin()
      ->setConfigurationValue('label_display', TRUE);
    $block
      ->save();

    // Assert that the only two occurrences of `$view->getTitle()` are the title
    // and h2 tags.
    $this
      ->drupalGet('test_exposed_block');
    $this
      ->assertSession()
      ->elementContains('css', 'title', $view
      ->getTitle());
    $this
      ->assertSession()
      ->elementExists('xpath', '//h2[text()="' . $view
      ->getTitle() . '"]');
    $this
      ->assertSession()
      ->pageTextMatchesCount(2, '/' . $view
      ->getTitle() . '/');

    // Set a custom label on the exposed filter form block.
    $block
      ->getPlugin()
      ->setConfigurationValue('views_label', '<strong>Custom</strong> title<script>alert("hacked!");</script>');
    $block
      ->save();

    // Test that the custom block label is found.
    $this
      ->drupalGet('test_exposed_block');
    $this
      ->assertSession()
      ->responseContains('<strong>Custom</strong> titlealert("hacked!");');

    // Set label to hidden on the exposed filter form block.
    $block
      ->getPlugin()
      ->setConfigurationValue('label_display', FALSE);
    $block
      ->save();

    // Test that the label is removed.
    // Assert that the only occurrence of `$view->getTitle()` is the title tag
    // now that label has been removed.
    $this
      ->drupalGet('test_exposed_block');
    $this
      ->assertSession()
      ->responseNotContains('<strong>Custom</strong> titlealert("hacked!");');
    $this
      ->assertSession()
      ->elementContains('css', 'title', $view
      ->getTitle());
    $this
      ->assertSession()
      ->pageTextMatchesCount(1, '/' . $view
      ->getTitle() . '/');

    // Test there is an exposed form in a block.
    $xpath = $this
      ->assertSession()
      ->buildXPathQuery('//div[@id=:id]/form/@id', [
      ':id' => Html::getUniqueId('block-' . $block
        ->id()),
    ]);
    $result = $this
      ->xpath($xpath);
    $this
      ->assertCount(1, $result);

    // Test there is not an exposed form in the view page content area.
    $xpath = $this
      ->assertSession()
      ->buildXPathQuery('//div[@class="view-content"]/form/@id', [
      ':id' => Html::getUniqueId('block-' . $block
        ->id()),
    ]);
    $this
      ->assertSession()
      ->elementNotExists('xpath', $xpath);

    // Test there is only one views exposed form on the page.
    $elements = $this
      ->xpath('//form[@id=:id]', [
      ':id' => $this
        ->getExpectedExposedFormId($view),
    ]);
    $this
      ->assertCount(1, $elements, 'One exposed form block found.');

    // Test that the correct option is selected after form submission.
    $this
      ->assertCacheContext('url');
    $this
      ->assertTrue($this
      ->assertSession()
      ->optionExists('Content: Type', 'All')
      ->isSelected());
    $arguments = [
      'All' => [
        'article',
        'page',
      ],
      'article' => [
        'article',
      ],
      'page' => [
        'page',
      ],
    ];
    foreach ($arguments as $argument => $bundles) {
      $elements[0]
        ->find('css', 'select')
        ->selectOption($argument);
      $elements[0]
        ->findButton('Apply')
        ->click();
      $this
        ->assertCacheContext('url');
      $this
        ->assertTrue($this
        ->assertSession()
        ->optionExists('Content: Type', $argument)
        ->isSelected());
      $this
        ->assertNodesExist($bundles);
    }
    $elements[0]
      ->findButton('Reset')
      ->click();
    $this
      ->assertNodesExist($arguments['All']);
  }

  /**
   * Data provider for testing different types of displays.
   *
   * @return array
   *   Array of display names to test.
   */
  public function providerTestExposedBlock() {
    return [
      'page_display' => [
        'page_1',
      ],
      'block_display' => [
        'block_1',
      ],
    ];
  }

  /**
   * Tests the input required exposed form type.
   */
  public function testInputRequired() {
    $view = View::load('test_exposed_form_buttons');
    $display =& $view
      ->getDisplay('default');
    $display['display_options']['exposed_form']['type'] = 'input_required';
    $view
      ->save();
    $this
      ->drupalGet('test_exposed_form_buttons');
    $this
      ->assertSession()
      ->statusCodeEquals(200);
    $this
      ->helperButtonHasLabel('edit-submit-test-exposed-form-buttons', 'Apply');

    // Ensure that no results are displayed by default when no input is
    // provided.
    $this
      ->assertSession()
      ->elementNotExists('xpath', "//div[contains(@class, 'views-row')]");
    $this
      ->drupalGet('test_exposed_form_buttons', [
      'query' => [
        'type' => 'article',
      ],
    ]);

    // Ensure that results are displayed by default when input is provided.
    $this
      ->assertSession()
      ->elementsCount('xpath', "//div[contains(@class, 'views-row')]", 5);
  }

  /**
   * Tests the "on demand text" for the input required exposed form type.
   */
  public function testTextInputRequired() {
    $view = Views::getView('test_exposed_form_buttons');
    $display =& $view->storage
      ->getDisplay('default');
    $display['display_options']['exposed_form']['type'] = 'input_required';

    // Set up the "on demand text".
    // @see https://www.drupal.org/node/535868
    $on_demand_text = 'Select any filter and click Apply to see results.';
    $display['display_options']['exposed_form']['options']['text_input_required'] = $on_demand_text;
    $display['display_options']['exposed_form']['options']['text_input_required_format'] = filter_default_format();
    $view
      ->save();

    // Ensure that the "on demand text" is displayed when no exposed filters are
    // applied.
    $this
      ->drupalGet('test_exposed_form_buttons');
    $this
      ->assertSession()
      ->pageTextContains('Select any filter and click Apply to see results.');

    // Ensure that the "on demand text" is not displayed when an exposed filter
    // is applied.
    $this
      ->drupalGet('test_exposed_form_buttons', [
      'query' => [
        'type' => 'article',
      ],
    ]);
    $this
      ->assertSession()
      ->pageTextNotContains($on_demand_text);
  }

  /**
   * Tests exposed forms with exposed sort and items per page.
   */
  public function testExposedSortAndItemsPerPage() {
    for ($i = 0; $i < 50; $i++) {
      $entity = EntityTest::create([]);
      $entity
        ->save();
    }
    $contexts = [
      'languages:language_interface',
      'entity_test_view_grants',
      'theme',
      'url.query_args',
      'languages:language_content',
    ];
    $this
      ->drupalGet('test_exposed_form_sort_items_per_page');
    $this
      ->assertCacheContexts($contexts);
    $this
      ->assertIds(range(1, 10, 1));
    $this
      ->drupalGet('test_exposed_form_sort_items_per_page', [
      'query' => [
        'sort_order' => 'DESC',
      ],
    ]);
    $this
      ->assertCacheContexts($contexts);
    $this
      ->assertIds(range(50, 41, 1));
    $this
      ->drupalGet('test_exposed_form_sort_items_per_page', [
      'query' => [
        'sort_order' => 'DESC',
        'items_per_page' => 25,
      ],
    ]);
    $this
      ->assertCacheContexts($contexts);
    $this
      ->assertIds(range(50, 26, 1));
    $this
      ->drupalGet('test_exposed_form_sort_items_per_page', [
      'query' => [
        'sort_order' => 'DESC',
        'items_per_page' => 25,
        'offset' => 10,
      ],
    ]);
    $this
      ->assertCacheContexts($contexts);
    $this
      ->assertIds(range(40, 16, 1));
    $view = Views::getView('test_exposed_form_sort_items_per_page');
    $view
      ->setDisplay();
    $sorts = $view->display_handler
      ->getOption('sorts');

    // Change the label to something with special characters.
    $sorts['id']['expose']['label'] = $expected_label = "<script>alert('unsafe&dangerous');</script>";

    // Use a custom sort field identifier.
    $sorts['id']['expose']['field_identifier'] = $field_identifier = $this
      ->randomMachineName() . '-_.~';
    $view->display_handler
      ->setOption('sorts', $sorts);
    $view
      ->save();

    // Test label escaping.
    $this
      ->drupalGet('test_exposed_form_sort_items_per_page');
    $options = $this
      ->assertSession()
      ->selectExists('edit-sort-by')
      ->findAll('css', 'option');
    $this
      ->assertCount(1, $options);

    // Check option existence by option label.
    $this
      ->assertSession()
      ->optionExists('Sort by', $expected_label);

    // Check option existence by option value.
    $this
      ->assertSession()
      ->optionExists('Sort by', $field_identifier);
    $escape_1 = Html::escape($expected_label);
    $escape_2 = Html::escape($escape_1);

    // Make sure we see the single-escaped string in the raw output.
    $this
      ->assertSession()
      ->responseContains($escape_1);

    // But no double-escaped string.
    $this
      ->assertSession()
      ->responseNotContains($escape_2);

    // And not the raw label, either.
    $this
      ->assertSession()
      ->responseNotContains($expected_label);

    // Check that the custom field identifier is used in the URL query string.
    $this
      ->submitForm([
      'sort_order' => 'DESC',
    ], 'Apply');
    $this
      ->assertCacheContexts($contexts);
    $this
      ->assertIds(range(50, 41));
    $url = $this
      ->getSession()
      ->getCurrentUrl();
    $this
      ->assertStringContainsString('sort_by=' . urlencode($field_identifier), $url);
  }

  /**
   * Checks whether the specified ids are the ones displayed in the view output.
   *
   * @param int[] $ids
   *   The ids to check.
   */
  protected function assertIds(array $ids) {
    $elements = $this
      ->cssSelect('div.view-test-exposed-form-sort-items-per-page div.views-row span.field-content');
    $actual_ids = [];
    foreach ($elements as $element) {
      $actual_ids[] = (int) $element
        ->getText();
    }
    $this
      ->assertSame($ids, $actual_ids);
  }

  /**
   * Returns a views exposed form ID.
   *
   * @param \Drupal\views\ViewExecutable $view
   *   The view to create an ID for.
   *
   * @return string
   *   The form ID.
   */
  protected function getExpectedExposedFormId(ViewExecutable $view) {
    return Html::cleanCssIdentifier('views-exposed-form-' . $view->storage
      ->id() . '-' . $view->current_display);
  }

  /**
   * Tests a view which is rendered after a form with a validation error.
   */
  public function testFormErrorWithExposedForm() {
    $this
      ->drupalGet('views_test_data_error_form_page');
    $this
      ->assertSession()
      ->statusCodeEquals(200);
    $form = $this
      ->cssSelect('form.views-exposed-form');
    $this
      ->assertNotEmpty($form, 'The exposed form element was found.');

    // Ensure the exposed form is rendered before submitting the normal form.
    $this
      ->assertSession()
      ->responseContains("Apply");
    $this
      ->assertSession()
      ->responseContains('<div class="views-row">');
    $this
      ->submitForm([], 'Submit');
    $this
      ->assertSession()
      ->statusCodeEquals(200);
    $form = $this
      ->cssSelect('form.views-exposed-form');
    $this
      ->assertNotEmpty($form, 'The exposed form element was found.');

    // Ensure the exposed form is rendered after submitting the normal form.
    $this
      ->assertSession()
      ->responseContains("Apply");
    $this
      ->assertSession()
      ->responseContains('<div class="views-row">');
  }

  /**
   * Tests the exposed form with a pager.
   */
  public function testExposedFilterPagination() {
    $this
      ->drupalCreateContentType([
      'type' => 'post',
    ]);

    // Create some random nodes.
    for ($i = 0; $i < 5; $i++) {
      $this
        ->drupalCreateNode([
        'type' => 'post',
      ]);
    }
    $this
      ->drupalGet('test_exposed_form_pager');
    $this
      ->getSession()
      ->getPage()
      ->fillField('type[]', 'post');
    $this
      ->getSession()
      ->getPage()
      ->fillField('created[min]', '-1 month');
    $this
      ->getSession()
      ->getPage()
      ->fillField('created[max]', '+1 month');

    // Ensure the filters can be applied.
    $this
      ->getSession()
      ->getPage()
      ->pressButton('Apply');
    $this
      ->assertTrue($this
      ->assertSession()
      ->optionExists('type[]', 'post')
      ->isSelected());
    $this
      ->assertSession()
      ->fieldValueEquals('created[min]', '-1 month');
    $this
      ->assertSession()
      ->fieldValueEquals('created[max]', '+1 month');

    // Ensure the filters are still applied after pressing next.
    $this
      ->clickLink('Next ›');
    $this
      ->assertTrue($this
      ->assertSession()
      ->optionExists('type[]', 'post')
      ->isSelected());
    $this
      ->assertSession()
      ->fieldValueEquals('created[min]', '-1 month');
    $this
      ->assertSession()
      ->fieldValueEquals('created[max]', '+1 month');
  }

  /**
   * Asserts that nodes of only given bundles exist.
   *
   * @param array $bundles
   *   Bundles of nodes.
   */
  protected function assertNodesExist(array $bundles) {
    foreach ($this->nodes as $node) {
      if (in_array($node
        ->bundle(), $bundles)) {
        $this
          ->assertSession()
          ->pageTextContains($node
          ->label());
      }
      else {
        $this
          ->assertSession()
          ->pageTextNotContains($node
          ->label());
      }
    }
  }

}

Members

Name	Modifiers	Type	Description	Overrides
AssertLegacyTrait::assert Deprecated	protected	function
AssertLegacyTrait::assertCacheTag Deprecated	protected	function	Asserts whether an expected cache tag was present in the last response.
AssertLegacyTrait::assertElementNotPresent Deprecated	protected	function	Asserts that the element with the given CSS selector is not present.
AssertLegacyTrait::assertElementPresent Deprecated	protected	function	Asserts that the element with the given CSS selector is present.
AssertLegacyTrait::assertEqual Deprecated	protected	function
AssertLegacyTrait::assertEscaped Deprecated	protected	function	Passes if the raw text IS found escaped on the loaded page, fail otherwise.
AssertLegacyTrait::assertField Deprecated	protected	function	Asserts that a field exists with the given name or ID.
AssertLegacyTrait::assertFieldById Deprecated	protected	function	Asserts that a field exists with the given ID and value.
AssertLegacyTrait::assertFieldByName Deprecated	protected	function	Asserts that a field exists with the given name and value.
AssertLegacyTrait::assertFieldByXPath Deprecated	protected	function	Asserts that a field exists in the current page by the given XPath.
AssertLegacyTrait::assertFieldChecked Deprecated	protected	function	Asserts that a checkbox field in the current page is checked.
AssertLegacyTrait::assertFieldsByValue Deprecated	protected	function	Asserts that a field exists in the current page with a given Xpath result.
AssertLegacyTrait::assertHeader Deprecated	protected	function	Checks that current response header equals value.
AssertLegacyTrait::assertIdentical Deprecated	protected	function
AssertLegacyTrait::assertIdenticalObject Deprecated	protected	function
AssertLegacyTrait::assertLink Deprecated	protected	function	Passes if a link with the specified label is found.
AssertLegacyTrait::assertLinkByHref Deprecated	protected	function	Passes if a link containing a given href (part) is found.
AssertLegacyTrait::assertNoCacheTag Deprecated	protected	function	Asserts whether an expected cache tag was absent in the last response.
AssertLegacyTrait::assertNoEscaped Deprecated	protected	function	Passes if the raw text is not found escaped on the loaded page.
AssertLegacyTrait::assertNoField Deprecated	protected	function	Asserts that a field does NOT exist with the given name or ID.
AssertLegacyTrait::assertNoFieldById Deprecated	protected	function	Asserts that a field does not exist with the given ID and value.
AssertLegacyTrait::assertNoFieldByName Deprecated	protected	function	Asserts that a field does not exist with the given name and value.
AssertLegacyTrait::assertNoFieldByXPath Deprecated	protected	function	Asserts that a field does not exist or its value does not match, by XPath.
AssertLegacyTrait::assertNoFieldChecked Deprecated	protected	function	Asserts that a checkbox field in the current page is not checked.
AssertLegacyTrait::assertNoLink Deprecated	protected	function	Passes if a link with the specified label is not found.
AssertLegacyTrait::assertNoLinkByHref Deprecated	protected	function	Passes if a link containing a given href (part) is not found.
AssertLegacyTrait::assertNoOption Deprecated	protected	function	Asserts that a select option does NOT exist in the current page.
AssertLegacyTrait::assertNoPattern Deprecated	protected	function	Triggers a pass if the Perl regex pattern is not found in the raw content.
AssertLegacyTrait::assertNoRaw Deprecated	protected	function	Passes if the raw text IS not found on the loaded page, fail otherwise.
AssertLegacyTrait::assertNotEqual Deprecated	protected	function
AssertLegacyTrait::assertNoText Deprecated	protected	function	Passes if the page (with HTML stripped) does not contains the text.
AssertLegacyTrait::assertNotIdentical Deprecated	protected	function
AssertLegacyTrait::assertNoUniqueText Deprecated	protected	function	Passes if the text is found MORE THAN ONCE on the text version of the page.
AssertLegacyTrait::assertOption Deprecated	protected	function	Asserts that a select option in the current page exists.
AssertLegacyTrait::assertOptionByText Deprecated	protected	function	Asserts that a select option with the visible text exists.
AssertLegacyTrait::assertOptionSelected Deprecated	protected	function	Asserts that a select option in the current page is checked.
AssertLegacyTrait::assertPattern Deprecated	protected	function	Triggers a pass if the Perl regex pattern is found in the raw content.
AssertLegacyTrait::assertRaw Deprecated	protected	function	Passes if the raw text IS found on the loaded page, fail otherwise.
AssertLegacyTrait::assertResponse Deprecated	protected	function	Asserts the page responds with the specified response code.
AssertLegacyTrait::assertText Deprecated	protected	function	Passes if the page (with HTML stripped) contains the text.
AssertLegacyTrait::assertTextHelper Deprecated	protected	function	Helper for assertText and assertNoText.
AssertLegacyTrait::assertTitle Deprecated	protected	function	Pass if the page title is the given string.
AssertLegacyTrait::assertUniqueText Deprecated	protected	function	Passes if the text is found ONLY ONCE on the text version of the page.
AssertLegacyTrait::assertUrl Deprecated	protected	function	Passes if the internal browser's URL matches the given path.
AssertLegacyTrait::buildXPathQuery Deprecated	protected	function	Builds an XPath query.
AssertLegacyTrait::constructFieldXpath Deprecated	protected	function	Helper: Constructs an XPath for the given set of attributes and value.
AssertLegacyTrait::getAllOptions Deprecated	protected	function	Get all option elements, including nested options, in a select.
AssertLegacyTrait::getRawContent Deprecated	protected	function	Gets the current raw content.
AssertLegacyTrait::pass Deprecated	protected	function
AssertLegacyTrait::verbose Deprecated	protected	function
AssertPageCacheContextsAndTagsTrait::assertCacheContext	protected	function	Asserts whether an expected cache context was present in the last response.
AssertPageCacheContextsAndTagsTrait::assertCacheContexts	protected	function	Ensures that some cache contexts are present in the current response.
AssertPageCacheContextsAndTagsTrait::assertCacheMaxAge	protected	function	Asserts the max age header.
AssertPageCacheContextsAndTagsTrait::assertCacheTags	protected	function	Ensures that some cache tags are present in the current response.
AssertPageCacheContextsAndTagsTrait::assertNoCacheContext	protected	function	Asserts that a cache context was not present in the last response.
AssertPageCacheContextsAndTagsTrait::assertPageCacheContextsAndTags	protected	function	Asserts page cache miss, then hit for the given URL; checks cache headers.
AssertPageCacheContextsAndTagsTrait::enablePageCaching	protected	function	Enables page caching.
AssertPageCacheContextsAndTagsTrait::getCacheHeaderValues	protected	function	Gets a specific header value as array.
BlockCreationTrait::placeBlock	protected	function	Creates a block instance based on default settings. Aliased as: drupalPlaceBlock
BrowserHtmlDebugTrait::$htmlOutputBaseUrl	protected	property	The Base URI to use for links to the output files.
BrowserHtmlDebugTrait::$htmlOutputClassName	protected	property	Class name for HTML output logging.
BrowserHtmlDebugTrait::$htmlOutputCounter	protected	property	Counter for HTML output logging.
BrowserHtmlDebugTrait::$htmlOutputCounterStorage	protected	property	Counter storage for HTML output logging.
BrowserHtmlDebugTrait::$htmlOutputDirectory	protected	property	Directory name for HTML output logging.
BrowserHtmlDebugTrait::$htmlOutputEnabled	protected	property	HTML output output enabled.
BrowserHtmlDebugTrait::$htmlOutputFile	protected	property	The file name to write the list of URLs to.
BrowserHtmlDebugTrait::$htmlOutputTestId	protected	property	HTML output test ID.
BrowserHtmlDebugTrait::formatHtmlOutputHeaders	protected	function	Formats HTTP headers as string for HTML output logging.
BrowserHtmlDebugTrait::getHtmlOutputHeaders	protected	function	Returns headers in HTML output format.	1
BrowserHtmlDebugTrait::getResponseLogHandler	protected	function	Provides a Guzzle middleware handler to log every response received.
BrowserHtmlDebugTrait::htmlOutput	protected	function	Logs a HTML output message in a text file.
BrowserHtmlDebugTrait::initBrowserOutputFile	protected	function	Creates the directory to store browser output.
BrowserTestBase::$baseUrl	protected	property	The base URL.
BrowserTestBase::$configImporter	protected	property	The config importer that can be used in a test.
BrowserTestBase::$customTranslations	protected	property	An array of custom translations suitable for drupal_rewrite_settings().
BrowserTestBase::$databasePrefix	protected	property	The database prefix of this test run.
BrowserTestBase::$mink	protected	property	Mink session manager.
BrowserTestBase::$minkDefaultDriverArgs	protected	property	Mink default driver params.
BrowserTestBase::$minkDefaultDriverClass	protected	property	Mink class for the default driver to use.	1
BrowserTestBase::$originalContainer	protected	property	The original container.
BrowserTestBase::$originalShutdownCallbacks	protected	property	The original array of shutdown function callbacks.
BrowserTestBase::$preserveGlobalState	protected	property
BrowserTestBase::$profile	protected	property	The profile to install as a basis for testing.	39
BrowserTestBase::$root	protected	property	The app root.
BrowserTestBase::$runTestInSeparateProcess	protected	property	Browser tests are run in separate processes to prevent collisions between code that may be loaded by tests.
BrowserTestBase::$timeLimit	protected	property	Time limit in seconds for the test.
BrowserTestBase::$translationFilesDirectory	protected	property	The translation file directory for the test environment.
BrowserTestBase::cleanupEnvironment	protected	function	Clean up the Simpletest environment.
BrowserTestBase::config	protected	function	Configuration accessor for tests. Returns non-overridden configuration.
BrowserTestBase::drupalGetHeader Deprecated	protected	function	Gets the value of an HTTP response header.
BrowserTestBase::filePreDeleteCallback	public static	function	Ensures test files are deletable.
BrowserTestBase::getDefaultDriverInstance	protected	function	Gets an instance of the default Mink driver.
BrowserTestBase::getDrupalSettings	protected	function	Gets the JavaScript drupalSettings variable for the currently-loaded page.	1
BrowserTestBase::getHttpClient	protected	function	Obtain the HTTP client for the system under test.
BrowserTestBase::getMinkDriverArgs	protected	function	Get the Mink driver args from an environment variable, if it is set. Can be overridden in a derived class so it is possible to use a different value for a subset of tests, e.g. the JavaScript tests.	1
BrowserTestBase::getOptions	protected	function	Helper function to get the options of select field.
BrowserTestBase::getSession	public	function	Returns Mink session.
BrowserTestBase::getSessionCookies	protected	function	Get session cookies from current session.
BrowserTestBase::getTestMethodCaller	protected	function	Retrieves the current calling line in the class under test. Overrides BrowserHtmlDebugTrait::getTestMethodCaller
BrowserTestBase::initFrontPage	protected	function	Visits the front page when initializing Mink.	3
BrowserTestBase::initMink	protected	function	Initializes Mink sessions.	1
BrowserTestBase::installDrupal	public	function	Installs Drupal into the Simpletest site.	1
BrowserTestBase::registerSessions	protected	function	Registers additional Mink sessions.
BrowserTestBase::setUpAppRoot	protected	function	Sets up the root application path.
BrowserTestBase::setUpBeforeClass	public static	function		1
BrowserTestBase::tearDown	protected	function		3
BrowserTestBase::translatePostValues	protected	function	Transforms a nested array into a flat array suitable for submitForm().
BrowserTestBase::xpath	protected	function	Performs an xpath search on the contents of the internal browser.
BrowserTestBase::__sleep	public	function	Prevents serializing any properties.
ConfigTestTrait::configImporter	protected	function	Returns a ConfigImporter object to import test configuration.
ConfigTestTrait::copyConfig	protected	function	Copies configuration objects from source storage to target storage.
ContentTypeCreationTrait::createContentType	protected	function	Creates a custom content type based on default settings. Aliased as: drupalCreateContentType	1
ExposedFormTest::$defaultTheme	protected	property	The theme to install as the default for testing. Overrides BrowserTestBase::$defaultTheme
ExposedFormTest::$modules	protected static	property	Modules to enable. Overrides ViewTestBase::$modules
ExposedFormTest::$nodes	protected	property	Nodes to test.
ExposedFormTest::$testViews	public static	property	Views used by this test.
ExposedFormTest::assertIds	protected	function	Checks whether the specified ids are the ones displayed in the view output.
ExposedFormTest::assertNodesExist	protected	function	Asserts that nodes of only given bundles exist.
ExposedFormTest::getExpectedExposedFormId	protected	function	Returns a views exposed form ID.
ExposedFormTest::providerTestExposedBlock	public	function	Data provider for testing different types of displays.
ExposedFormTest::setUp	protected	function	Overrides ViewTestBase::setUp
ExposedFormTest::testExposedBlock	public	function	Tests the exposed block functionality.
ExposedFormTest::testExposedFilterPagination	public	function	Tests the exposed form with a pager.
ExposedFormTest::testExposedIdentifier	public	function	Tests the exposed form with a non-standard identifier.
ExposedFormTest::testExposedSortAndItemsPerPage	public	function	Tests exposed forms with exposed sort and items per page.
ExposedFormTest::testFormErrorWithExposedForm	public	function	Tests a view which is rendered after a form with a validation error.
ExposedFormTest::testInputRequired	public	function	Tests the input required exposed form type.
ExposedFormTest::testResetButton	public	function	Tests whether the reset button works on an exposed form.
ExposedFormTest::testSubmitButton	public	function	Tests the submit button.
ExposedFormTest::testTextInputRequired	public	function	Tests the "on demand text" for the input required exposed form type.
ExtensionListTestTrait::getModulePath	protected	function	Gets the path for the specified module.
ExtensionListTestTrait::getThemePath	protected	function	Gets the path for the specified theme.
FunctionalTestSetupTrait::$apcuEnsureUniquePrefix	protected	property	The flag to set 'apcu_ensure_unique_prefix' setting.	1
FunctionalTestSetupTrait::$classLoader	protected	property	The class loader to use for installation and initialization of setup.
FunctionalTestSetupTrait::$rootUser	protected	property	The "#1" admin user.
FunctionalTestSetupTrait::doInstall	protected	function	Execute the non-interactive installer.	1
FunctionalTestSetupTrait::getDatabaseTypes	protected	function	Returns all supported database driver installer objects.
FunctionalTestSetupTrait::initConfig	protected	function	Initialize various configurations post-installation.	1
FunctionalTestSetupTrait::initKernel	protected	function	Initializes the kernel after installation.
FunctionalTestSetupTrait::initSettings	protected	function	Initialize settings created during install.
FunctionalTestSetupTrait::initUserSession	protected	function	Initializes user 1 for the site to be installed.
FunctionalTestSetupTrait::installDefaultThemeFromClassProperty	protected	function	Installs the default theme defined by `static::$defaultTheme` when needed.
FunctionalTestSetupTrait::installModulesFromClassProperty	protected	function	Install modules defined by `static::$modules`.	1
FunctionalTestSetupTrait::installParameters	protected	function	Returns the parameters that will be used when Simpletest installs Drupal.	9
FunctionalTestSetupTrait::prepareEnvironment	protected	function	Prepares the current environment for running the test.	20
FunctionalTestSetupTrait::prepareRequestForGenerator	protected	function	Creates a mock request and sets it on the generator.
FunctionalTestSetupTrait::prepareSettings	protected	function	Prepares site settings and services before installation.	2
FunctionalTestSetupTrait::rebuildAll	protected	function	Resets and rebuilds the environment after setup.
FunctionalTestSetupTrait::rebuildContainer	protected	function	Rebuilds \Drupal::getContainer().
FunctionalTestSetupTrait::resetAll	protected	function	Resets all data structures after having enabled new modules.
FunctionalTestSetupTrait::setContainerParameter	protected	function	Changes parameters in the services.yml file.
FunctionalTestSetupTrait::setupBaseUrl	protected	function	Sets up the base URL based upon the environment variable.
FunctionalTestSetupTrait::writeSettings	protected	function	Rewrites the settings.php file of the test site.	1
NodeCreationTrait::createNode	protected	function	Creates a node based on default settings. Aliased as: drupalCreateNode
NodeCreationTrait::getNodeByTitle	public	function	Get a node from the database based on its title. Aliased as: drupalGetNodeByTitle
PhpUnitWarnings::$deprecationWarnings	private static	property	Deprecation warnings from PHPUnit to raise with @trigger_error().
PhpUnitWarnings::addWarning	public	function	Converts PHPUnit deprecation warnings to E_USER_DEPRECATED.
RandomGeneratorTrait::$randomGenerator	protected	property	The random generator.
RandomGeneratorTrait::getRandomGenerator	protected	function	Gets the random generator for the utility methods.
RandomGeneratorTrait::randomMachineName	protected	function	Generates a unique random string containing letters and numbers.	1
RandomGeneratorTrait::randomObject	public	function	Generates a random PHP object.
RandomGeneratorTrait::randomString	public	function	Generates a pseudo-random string of ASCII characters of codes 32 to 126.
RandomGeneratorTrait::randomStringValidate	public	function	Callback for random string validation.
RefreshVariablesTrait::refreshVariables	protected	function	Refreshes in-memory configuration and state information.	1
SessionTestTrait::$sessionName	protected	property	The name of the session cookie.
SessionTestTrait::generateSessionName	protected	function	Generates a session cookie name.
SessionTestTrait::getSessionName	protected	function	Returns the session name in use on the child site.
StorageCopyTrait::replaceStorageContents	protected static	function	Copy the configuration from one storage to another and remove stale items.
TestRequirementsTrait::checkModuleRequirements	private	function	Checks missing module requirements.
TestRequirementsTrait::checkRequirements	protected	function	Check module requirements for the Drupal use case.	1
TestRequirementsTrait::getDrupalRoot	protected static	function	Returns the Drupal root directory.
TestSetupTrait::$configSchemaCheckerExclusions	protected static	property	An array of config object names that are excluded from schema checking.
TestSetupTrait::$container	protected	property	The dependency injection container used in the test.
TestSetupTrait::$kernel	protected	property	The DrupalKernel instance used in the test.
TestSetupTrait::$originalSite	protected	property	The site directory of the original parent site.
TestSetupTrait::$privateFilesDirectory	protected	property	The private file directory for the test environment.
TestSetupTrait::$publicFilesDirectory	protected	property	The public file directory for the test environment.
TestSetupTrait::$siteDirectory	protected	property	The site directory of this test run.
TestSetupTrait::$strictConfigSchema	protected	property	Set to TRUE to strict check all configuration saved.	1
TestSetupTrait::$tempFilesDirectory	protected	property	The temporary file directory for the test environment.
TestSetupTrait::$testId	protected	property	The test run ID.
TestSetupTrait::changeDatabasePrefix	protected	function	Changes the database connection to the prefixed one.
TestSetupTrait::getConfigSchemaExclusions	protected	function	Gets the config schema exclusions for this test.
TestSetupTrait::getDatabaseConnection	public static	function	Returns the database connection to the site running Simpletest.
TestSetupTrait::prepareDatabasePrefix	protected	function	Generates a database prefix for running tests.	1
UiHelperTrait::$loggedInUser	protected	property	The current user logged in using the Mink controlled browser.
UiHelperTrait::$maximumMetaRefreshCount	protected	property	The number of meta refresh redirects to follow, or NULL if unlimited.
UiHelperTrait::$metaRefreshCount	protected	property	The number of meta refresh redirects followed during ::drupalGet().
UiHelperTrait::assertSession	public	function	Returns WebAssert object.	1
UiHelperTrait::buildUrl	protected	function	Builds an absolute URL from a system path or a URL object.
UiHelperTrait::checkForMetaRefresh	protected	function	Checks for meta refresh tag and if found call drupalGet() recursively.
UiHelperTrait::click	protected	function	Clicks the element with the given CSS selector.
UiHelperTrait::clickLink	protected	function	Follows a link by complete name.
UiHelperTrait::cssSelect	protected	function	Searches elements using a CSS selector in the raw content.
UiHelperTrait::cssSelectToXpath	protected	function	Translates a CSS expression to its XPath equivalent.
UiHelperTrait::drupalGet	protected	function	Retrieves a Drupal path or an absolute path.	2
UiHelperTrait::drupalLogin	protected	function	Logs in a user using the Mink controlled browser.
UiHelperTrait::drupalLogout	protected	function	Logs a user out of the Mink controlled browser and confirms.
UiHelperTrait::drupalPostForm Deprecated	protected	function	Executes a form submission.
UiHelperTrait::drupalUserIsLoggedIn	protected	function	Returns whether a given user account is logged in.
UiHelperTrait::getAbsoluteUrl	protected	function	Takes a path and returns an absolute path.
UiHelperTrait::getTextContent	protected	function	Retrieves the plain-text content from the current page.
UiHelperTrait::getUrl	protected	function	Get the current URL from the browser.
UiHelperTrait::isTestUsingGuzzleClient	protected	function	Determines if test is using DrupalTestBrowser.
UiHelperTrait::prepareRequest	protected	function	Prepare for a request to testing site.	1
UiHelperTrait::submitForm	protected	function	Fills and submits a form.
UserCreationTrait::checkPermissions	protected	function	Checks whether a given list of permission names is valid.
UserCreationTrait::createAdminRole	protected	function	Creates an administrative role.
UserCreationTrait::createRole	protected	function	Creates a role with specified permissions. Aliased as: drupalCreateRole
UserCreationTrait::createUser	protected	function	Create a user with a given set of permissions. Aliased as: drupalCreateUser
UserCreationTrait::grantPermissions	protected	function	Grant permissions to a user role.
UserCreationTrait::setCurrentUser	protected	function	Switch the current logged in user.
UserCreationTrait::setUpCurrentUser	protected	function	Creates a random user account and sets it as current user.
ViewResultAssertionTrait::assertIdenticalResultset	protected	function	Verifies that a result set returned by a View matches expected values.
ViewResultAssertionTrait::assertIdenticalResultsetHelper	protected	function	Performs View result assertions.
ViewResultAssertionTrait::assertNotIdenticalResultset	protected	function	Verifies that a result set returned by a View differs from certain values.
ViewTestBase::dataSet	protected	function	Returns a very simple test dataset.	1
ViewTestBase::enableViewsTestModule	protected	function	Sets up the views_test_data.module.
ViewTestBase::executeView	protected	function	Executes a view.
ViewTestBase::helperButtonHasLabel	protected	function	Asserts the existence of a button with a certain ID and label.
ViewTestBase::orderResultSet	protected	function	Orders a nested array containing a result set based on a given column.
ViewTestBase::schemaDefinition	protected	function	Returns the schema definition.	1
ViewTestBase::viewsData	protected	function	Returns the views data definition.	8
XdebugRequestTrait::extractCookiesFromRequest	protected	function	Adds xdebug cookies, from request setup.

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class ExposedFormTest in Drupal 9

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