class ComplexWidgetTest in Inline Entity Form 8

IEF complex field widget tests.

@group inline_entity_form

Hierarchy

• class \Drupal\Tests\BrowserTestBase extends \PHPUnit\Framework\TestCase uses FunctionalTestSetupTrait, TestSetupTrait, AssertLegacyTrait, BlockCreationTrait, ConfigTestTrait, ContentTypeCreationTrait, NodeCreationTrait, PhpunitCompatibilityTrait, RandomGeneratorTrait, TestRequirementsTrait, UiHelperTrait, UserCreationTrait, XdebugRequestTrait
  • class \Drupal\FunctionalJavascriptTests\WebDriverTestBase
    • class \Drupal\Tests\inline_entity_form\FunctionalJavascript\InlineEntityFormTestBase
      • class \Drupal\Tests\inline_entity_form\FunctionalJavascript\ComplexWidgetTest uses TestFileCreationTrait

File

tests/src/FunctionalJavascript/ComplexWidgetTest.php, line 15

Namespace

Drupal\Tests\inline_entity_form\FunctionalJavascript

class ComplexWidgetTest extends InlineEntityFormTestBase {
  use TestFileCreationTrait {
    getTestFiles as drupalGetTestFiles;
  }

  /**
   * Modules to enable.
   *
   * @var array
   */
  protected static $modules = [
    'inline_entity_form_test',
    'field',
    'field_ui',
  ];

  /**
   * URL to add new content.
   *
   * @var string
   */
  protected $formContentAddUrl;

  /**
   * Entity form display storage.
   *
   * @var \Drupal\Core\Config\Entity\ConfigEntityStorageInterface
   */
  protected $entityFormDisplayStorage;

  /**
   * {@inheritdoc}
   */
  protected function setUp() : void {
    parent::setUp();
    $this->user = $this
      ->createUser([
      'create ief_reference_type content',
      'create ief_test_nested1 content',
      'create ief_test_nested2 content',
      'create ief_test_nested3 content',
      'edit any ief_reference_type content',
      'delete any ief_reference_type content',
      'create ief_test_complex content',
      'edit any ief_test_complex content',
      'delete any ief_test_complex content',
      'edit any ief_test_nested1 content',
      'edit any ief_test_nested2 content',
      'edit any ief_test_nested3 content',
      'view own unpublished content',
      'administer content types',
    ]);
    $this
      ->drupalLogin($this->user);
    $this->formContentAddUrl = 'node/add/ief_test_complex';
    $this->entityFormDisplayStorage = $this->container
      ->get('entity_type.manager')
      ->getStorage('entity_form_display');
  }

  /**
   * Tests if form behaves correctly when field is empty.
   */
  public function testEmptyField() {

    // Get the xpath selectors for the input fields in this test.
    $inner_title_field_xpath = $this
      ->getXpathForNthInputByLabelText('Title', 2);
    $first_name_field_xpath = $this
      ->getXpathForNthInputByLabelText('First name', 1);
    $last_name_field_xpath = $this
      ->getXpathForNthInputByLabelText('Last name', 1);

    // Get the xpath selectors for the fieldset labels in this test.
    $fieldset_label_all_bundles_xpath = $this
      ->getXpathForFieldsetLabel('All bundles', 1);
    $fieldset_label_multi_xpath = $this
      ->getXpathForFieldsetLabel('Multiple nodes', 1);
    $assert_session = $this
      ->assertSession();

    // Don't allow addition of existing nodes.
    $this
      ->updateSetting('allow_existing', FALSE);
    $this
      ->drupalGet($this->formContentAddUrl);

    // Assert fieldset title on inline form exists.
    $assert_session
      ->elementExists('xpath', $fieldset_label_all_bundles_xpath);
    $assert_session
      ->elementExists('xpath', $fieldset_label_multi_xpath);

    // Assert title field on inline form exists.
    $assert_session
      ->elementExists('xpath', $inner_title_field_xpath);

    // Assert first name field on inline form exists.
    $assert_session
      ->elementExists('xpath', $first_name_field_xpath);

    // Assert last name field on inline form exists.
    $assert_session
      ->elementExists('xpath', $last_name_field_xpath);
    $assert_session
      ->buttonExists('Create node');

    // Allow addition of existing nodes.
    $this
      ->updateSetting('allow_existing', TRUE);

    // Asserts 'Add new node' form elements.
    $this
      ->drupalGet($this->formContentAddUrl);
    $multi_fieldset = $assert_session
      ->elementExists('css', 'fieldset[data-drupal-selector="edit-multi"]');

    // Assert fieldset titles.
    $assert_session
      ->elementExists('xpath', $fieldset_label_multi_xpath);

    // Assert title field does not appear.
    $assert_session
      ->elementNotExists('xpath', $inner_title_field_xpath);

    // Assert first name field does not appear.
    $assert_session
      ->elementNotExists('xpath', $first_name_field_xpath);

    // Assert last name field does not appear.
    $assert_session
      ->elementNotExists('xpath', $last_name_field_xpath);
    $assert_session
      ->buttonExists('Add existing node', $multi_fieldset);

    // Now submit 'Add new node' button in the 'Multiple nodes' fieldset.
    $multi_fieldset
      ->pressButton('Add new node');

    // Assert fieldset title.
    $assert_session
      ->elementExists('xpath', $fieldset_label_multi_xpath);

    // Assert title field on inline form exists.
    $this
      ->assertNotEmpty($assert_session
      ->waitForElement('xpath', $inner_title_field_xpath));

    // Assert first name field on inline form exists.
    $assert_session
      ->elementExists('xpath', $first_name_field_xpath);

    // Assert second name field on inline form exists.
    $assert_session
      ->elementExists('xpath', $last_name_field_xpath);
    $assert_session
      ->buttonExists('Create node');
    $assert_session
      ->buttonExists('Cancel');

    // Asserts 'Add existing node' form elements.
    $this
      ->drupalGet($this->formContentAddUrl);
    $multi_fieldset = $assert_session
      ->elementExists('css', 'fieldset[data-drupal-selector="edit-multi"]');
    $multi_fieldset
      ->pressButton('Add existing node');

    // Assert existing entity reference autocomplete field appears.
    $this
      ->assertNotEmpty($assert_session
      ->waitForElement('xpath', $this
      ->getXpathForAutoCompleteInput()));
    $assert_session
      ->buttonExists('Add node');
    $assert_session
      ->buttonExists('Cancel');
  }

  /**
   * Tests creation of entities.
   */
  public function testEntityCreation() {

    // Get the xpath selectors for the input fields in this test.
    $first_title_field_xpath = $this
      ->getXpathForNthInputByLabelText('Title', 1);
    $inner_title_field_xpath = $this
      ->getXpathForNthInputByLabelText('Title', 2);
    $first_name_field_xpath = $this
      ->getXpathForNthInputByLabelText('First name', 1);
    $last_name_field_xpath = $this
      ->getXpathForNthInputByLabelText('Last name', 1);
    $assert_session = $this
      ->assertSession();
    $page = $this
      ->getSession()
      ->getPage();

    // Allow addition of existing nodes.
    $this
      ->updateSetting('allow_existing', TRUE);
    $this
      ->drupalGet($this->formContentAddUrl);
    $multi_fieldset = $assert_session
      ->elementExists('css', 'fieldset[data-drupal-selector="edit-multi"]');
    $multi_fieldset
      ->pressButton('Add new node');
    $this
      ->assertNotEmpty($create_node_button = $assert_session
      ->waitForButton('Create node'));
    $create_node_button
      ->press();
    $this
      ->assertNotEmpty($assert_session
      ->waitForElement('css', 'div[data-drupal-messages]'));
    $assert_session
      ->pageTextContains('First name field is required.');
    $assert_session
      ->pageTextContains('Last name field is required.');
    $assert_session
      ->pageTextContains('Title field is required.');

    // Create ief_reference_type node in IEF.
    $this
      ->drupalGet($this->formContentAddUrl);
    $multi_fieldset = $assert_session
      ->elementExists('css', 'fieldset[data-drupal-selector="edit-multi"]');
    $multi_fieldset
      ->pressButton('Add new node');
    $this
      ->assertNotEmpty($assert_session
      ->waitForElement('xpath', $inner_title_field_xpath));
    $assert_session
      ->elementExists('xpath', $inner_title_field_xpath)
      ->setValue('Some reference');
    $assert_session
      ->elementExists('xpath', $first_name_field_xpath)
      ->setValue('John');
    $assert_session
      ->elementExists('xpath', $last_name_field_xpath)
      ->setValue('Doe');
    $page
      ->pressButton('Create node');
    $this
      ->assertNotEmpty($assert_session
      ->waitForElement('css', '.ief-row-entity'));

    // Tests if correct fields appear in the table.
    $assert_session
      ->elementTextContains('css', '.ief-row-entity .inline-entity-form-node-label', 'Some reference');
    $assert_session
      ->elementTextContains('css', '.ief-row-entity .inline-entity-form-node-status', 'Published');

    // Tests if edit and remove buttons appear.
    $multi_fieldset = $assert_session
      ->elementExists('css', 'fieldset[data-drupal-selector="edit-multi"]');
    $assert_session
      ->buttonExists('Edit', $multi_fieldset);
    $assert_session
      ->buttonExists('Remove', $multi_fieldset);

    // Test edit functionality.
    $assert_session
      ->buttonExists('Edit', $multi_fieldset)
      ->press();
    $this
      ->assertNotEmpty($assert_session
      ->waitForElement('xpath', $inner_title_field_xpath));
    $assert_session
      ->elementExists('xpath', $inner_title_field_xpath)
      ->setValue('Some changed reference');
    $page
      ->pressButton('Update node');
    $this
      ->waitForRowByTitle('Some changed reference');

    // Tests if correct fields appear in the table.
    $assert_session
      ->elementTextContains('css', '.ief-row-entity .inline-entity-form-node-label', 'Some changed reference');
    $assert_session
      ->elementTextContains('css', '.ief-row-entity .inline-entity-form-node-status', 'Published');

    // Tests if edit and remove buttons appear.
    $multi_fieldset = $assert_session
      ->elementExists('css', 'fieldset[data-drupal-selector="edit-multi"]');
    $assert_session
      ->buttonExists('Edit', $multi_fieldset);
    $assert_session
      ->buttonExists('Remove', $multi_fieldset);

    // Make sure unrelated AJAX submit doesn't save the referenced entity.
    // @todo restore this test.
    // @see https://www.drupal.org/project/inline_entity_form/issues/3088453
    $assert_session
      ->elementExists('xpath', $first_title_field_xpath)
      ->setValue('Some title');
    $page
      ->pressButton('Save');
    $assert_session
      ->pageTextContains('IEF test complex Some title has been created.');

    // Checks values of created entities.
    $node = $this
      ->drupalGetNodeByTitle('Some changed reference');
    $this
      ->assertNotEmpty($node, 'Created ief_reference_type node ' . $node
      ->label());
    $this
      ->assertSame('John', $node
      ->get('first_name')->value, 'First name in reference node set to John');
    $this
      ->assertSame('Doe', $node
      ->get('last_name')->value, 'Last name in reference node set to Doe');
    $parent_node = $this
      ->drupalGetNodeByTitle('Some title');
    $this
      ->assertNotEmpty($parent_node, 'Created ief_test_complex node ' . $parent_node
      ->label());
    $this
      ->assertSame($node
      ->id(), $parent_node->multi->target_id, 'Reference node id set to ' . $node
      ->id());
  }

  /**
   * Tests the entity creation with different bundles nested in each other.
   *
   * Ief_test_nested1 -> ief_test_nested2 -> ief_test_nested3
   */
  public function testNestedEntityCreationWithDifferentBundlesAjaxSubmit() {

    // Get the xpath selectors for the input fields in this test.
    $top_title_field_xpath = $this
      ->getXpathForNthInputByLabelText('Title', 1);
    $nested_title_field_xpath = $this
      ->getXpathForNthInputByLabelText('Title', 2);
    $double_nested_title_field_xpath = $this
      ->getXpathForNthInputByLabelText('Title', 3);

    // Get the xpath selectors for the fieldset labels in this test.
    $top_fieldset_label_xpath = $this
      ->getXpathForFieldsetLabel('Multiple nodes', 1);
    $nested_fieldset_label_xpath = $this
      ->getXpathForFieldsetLabel('Multiple nodes', 2);
    $page = $this
      ->getSession()
      ->getPage();
    $assert_session = $this
      ->assertSession();
    foreach ([
      FALSE,
      TRUE,
    ] as $required) {
      $this
        ->setupNestedComplexForm($required);
      $assert_session
        ->elementExists('xpath', $top_fieldset_label_xpath);
      $assert_session
        ->elementExists('xpath', $nested_fieldset_label_xpath);
      $required_string = $required ? ' required' : ' unrequired';
      $double_nested_title = 'Dream within a dream' . $required_string;
      $nested_title = 'Dream' . $required_string;
      $top_level_title = 'Reality' . $required_string;
      $this
        ->assertNotEmpty($field = $assert_session
        ->waitForElement('xpath', $double_nested_title_field_xpath));
      $field
        ->setValue($double_nested_title);
      $page
        ->pressButton('Create node 3');
      $this
        ->waitForRowByTitle($double_nested_title);

      // Assert title of second nested node found.
      $this
        ->assertNoNodeByTitle($double_nested_title, 'Second nested entity is not saved yet.');
      $assert_session
        ->elementExists('xpath', $nested_title_field_xpath)
        ->setValue($nested_title);
      $page
        ->pressButton('Create node 2');
      $this
        ->waitForRowByTitle($nested_title);
      $this
        ->assertNoNodeByTitle($nested_title, 'First nested entity is not saved yet.');
      $assert_session
        ->elementExists('xpath', $top_title_field_xpath)
        ->setValue($top_level_title);
      $page
        ->pressButton('Save');
      $assert_session
        ->pageTextContains("IEF test nested 1 {$top_level_title} has been created.");
      $top_level_node = $this
        ->drupalGetNodeByTitle($top_level_title);
      $this
        ->assertNotEmpty($top_level_node);
      $nested_node = $this
        ->drupalGetNodeByTitle($nested_title);
      $this
        ->assertNotEmpty($nested_node);
      $double_nested_node = $this
        ->drupalGetNodeByTitle($double_nested_title);
      $this
        ->assertNotEmpty($double_nested_node);
      $this
        ->checkNestedNodes($top_level_node, $nested_node, $double_nested_node);
    }
  }

  /**
   * Tests the entity creation with different bundles nested in each other.
   *
   * Ief_test_nested1 -> ief_test_nested2 -> ief_test_nested3
   */
  public function testNestedEntityCreationWithDifferentBundlesNoAjaxSubmit() {

    // Get the xpath selectors for the input fields in this test.
    $top_title_field_xpath = $this
      ->getXpathForNthInputByLabelText('Title', 1);
    $nested_title_field_xpath = $this
      ->getXpathForNthInputByLabelText('Title', 2);
    $double_nested_title_field_xpath = $this
      ->getXpathForNthInputByLabelText('Title', 3);

    // Get the xpath selectors for the fieldset labels in this test.
    $top_fieldset_label_xpath = $this
      ->getXpathForFieldsetLabel('Multiple nodes', 1);
    $nested_fieldset_label_xpath = $this
      ->getXpathForFieldsetLabel('Multiple nodes', 2);
    $page = $this
      ->getSession()
      ->getPage();
    $assert_session = $this
      ->assertSession();
    foreach ([
      FALSE,
      TRUE,
    ] as $required) {
      $this
        ->setupNestedComplexForm($required);
      $assert_session
        ->elementExists('xpath', $top_fieldset_label_xpath);
      $assert_session
        ->elementExists('xpath', $nested_fieldset_label_xpath);
      $required_string = $required ? ' required' : ' unrequired';
      $double_nested_title = 'Dream within a dream' . $required_string;
      $nested_title = 'Dream' . $required_string;
      $top_level_title = 'Reality' . $required_string;
      $assert_session
        ->elementExists('xpath', $top_title_field_xpath)
        ->setValue($top_level_title);
      $assert_session
        ->elementExists('xpath', $nested_title_field_xpath)
        ->setValue($nested_title);
      $assert_session
        ->elementExists('xpath', $double_nested_title_field_xpath)
        ->setValue($double_nested_title);
      $page
        ->pressButton('Save');
      $assert_session
        ->pageTextContains("IEF test nested 1 {$top_level_title} has been created.");
      $top_level_node = $this
        ->drupalGetNodeByTitle($top_level_title);
      $this
        ->assertNotEmpty($top_level_node);
      $nested_node = $this
        ->drupalGetNodeByTitle($nested_title);
      $this
        ->assertNotEmpty($nested_node);
      $double_nested_node = $this
        ->drupalGetNodeByTitle($double_nested_title);
      $this
        ->assertNotEmpty($double_nested_node);
      $this
        ->checkNestedNodes($top_level_node, $nested_node, $double_nested_node);
    }
  }

  /**
   * Tests if editing and removing entities work.
   */
  public function testEntityEditingAndRemoving() {

    // Get the xpath selectors for the fields in this test.
    $inner_title_field_xpath = $this
      ->getXpathForNthInputByLabelText('Title', 2);
    $first_name_field_xpath = $this
      ->getXpathForNthInputByLabelText('First name', 1);
    $last_name_field_xpath = $this
      ->getXpathForNthInputByLabelText('Last name', 1);
    $first_delete_checkbox_xpath = $this
      ->getXpathForNthInputByLabelText('Delete this node from the system.', 1);
    $assert_session = $this
      ->assertSession();
    $page = $this
      ->getSession()
      ->getPage();

    // Allow addition of existing nodes.
    $this
      ->updateSetting('allow_existing', TRUE);

    // Create three ief_reference_type entities.
    $referenceNodes = $this
      ->createReferenceContent();
    $this
      ->drupalCreateNode([
      'type' => 'ief_test_complex',
      'title' => 'Some title',
      'multi' => array_values($referenceNodes),
    ]);
    $parent_node = $this
      ->drupalGetNodeByTitle('Some title');

    // Edit the second entity.
    $this
      ->drupalGet('node/' . $parent_node
      ->id() . '/edit');
    $assert_session
      ->elementExists('xpath', '(//input[@value="Edit"])[2]')
      ->press();
    $this
      ->assertNotEmpty($assert_session
      ->waitForElement('xpath', $inner_title_field_xpath));
    $assert_session
      ->elementExists('xpath', $first_name_field_xpath)
      ->setValue('John');
    $assert_session
      ->elementExists('xpath', $last_name_field_xpath)
      ->setValue('Doe');
    $page
      ->pressButton('Update node');
    $this
      ->assertNotEmpty($assert_session
      ->waitForElementRemoved('css', 'div[data-drupal-selector="edit-multi-form-inline-entity-form-entities-1-form"]'));
    $this
      ->waitForRowByTitle('Some reference 2');

    // Save the ief_test_complex node.
    $page
      ->pressButton('Save');
    $assert_session
      ->pageTextContains('IEF test complex Some title has been updated.');

    // Checks values of changed entities.
    $node = $this
      ->drupalGetNodeByTitle('Some reference 2', TRUE);
    $this
      ->assertSame('John', $node->first_name->value, 'First name in reference node changed to John');
    $this
      ->assertSame('Doe', $node->last_name->value, 'Last name in reference node changed to Doe');

    // Delete the second entity.
    $this
      ->drupalGet('node/' . $parent_node
      ->id() . '/edit');
    $assert_session
      ->elementsCount('css', 'tr.ief-row-entity', 3);
    $assert_session
      ->elementExists('xpath', '(//input[@value="Remove"])[2]')
      ->press();
    $this
      ->assertNotEmpty($confirm_checkbox = $assert_session
      ->waitForElement('xpath', $first_delete_checkbox_xpath));
    $assert_session
      ->pageTextContains('Are you sure you want to remove Some reference 2?');
    $confirm_checkbox
      ->check();
    $assert_session
      ->elementExists('xpath', '(//input[@value="Remove"])[2]')
      ->press();
    $this
      ->waitForRowRemovedByTitle('Some reference 2');

    // Assert two rows show, instead of 3.
    $assert_session
      ->elementsCount('css', 'tr.ief-row-entity', 2);

    // Save the ief_test_complex node.
    $page
      ->pressButton('Save');
    $assert_session
      ->pageTextContains('IEF test complex Some title has been updated.');
    $deleted_node = $this
      ->drupalGetNodeByTitle('Some reference 2');
    $this
      ->assertEmpty($deleted_node, 'The inline entity was deleted from the site.');

    // Checks that entity does nor appear in IEF.
    $this
      ->drupalGet('node/' . $parent_node
      ->id() . '/edit');

    // Assert 2 rows show, instead of 3.
    $assert_session
      ->elementsCount('css', 'tr.ief-row-entity', 2);
    $this
      ->assertRowByTitle('Some reference 1');
    $this
      ->assertNoRowByTitle('Some reference 2');
    $this
      ->assertRowByTitle('Some reference 3');

    // Delete the third entity reference only, don't delete the node. The third
    // entity now is second referenced entity because the second one was deleted
    // in previous step.
    $this
      ->drupalGet('node/' . $parent_node
      ->id() . '/edit');
    $assert_session
      ->elementsCount('css', 'tr.ief-row-entity', 2);
    $assert_session
      ->elementExists('xpath', '(//input[@value="Remove"])[2]')
      ->press();
    $this
      ->assertNotEmpty($assert_session
      ->waitForElement('xpath', $first_delete_checkbox_xpath));
    $assert_session
      ->pageTextContains('Are you sure you want to remove Some reference 3?');
    $assert_session
      ->elementExists('xpath', '(//input[@value="Remove"])[2]')
      ->press();
    $this
      ->waitForRowRemovedByTitle('Some reference 3');

    // Assert only one row displays.
    $assert_session
      ->elementsCount('css', 'tr.ief-row-entity', 1);
    $this
      ->assertRowByTitle('Some reference 1');
    $this
      ->assertNoRowByTitle('Some reference 2');
    $this
      ->assertNoRowByTitle('Some reference 3');

    // Save the ief_test_complex node.
    $page
      ->pressButton('Save');
    $assert_session
      ->pageTextContains('IEF test complex Some title has been updated.');

    // Checks that entity is not deleted.
    $node = $this
      ->drupalGetNodeByTitle('Some reference 3');
    $this
      ->assertNotEmpty($node, 'Reference node not deleted');
  }

  /**
   * Tests if referencing existing entities work.
   */
  public function testReferencingExistingEntities() {

    // Get the xpath selectors for the input fields in this test.
    $node_field_xpath = $this
      ->getXpathForNthInputByLabelText('Node', 1);
    $assert_session = $this
      ->assertSession();
    $page = $this
      ->getSession()
      ->getPage();

    // Allow addition of existing nodes.
    $this
      ->updateSetting('allow_existing', TRUE);

    // Create three ief_reference_type entities.
    $referenceNodes = $this
      ->createReferenceContent();

    // Create a node for every bundle available.
    $bundle_nodes = $this
      ->createNodeForEveryBundle();

    // Create ief_test_complex node with first ief_reference_type node and first
    // node from bundle nodes.
    $this
      ->drupalCreateNode([
      'type' => 'ief_test_complex',
      'title' => 'Some title',
      'multi' => [
        1,
      ],
      'all_bundles' => key($bundle_nodes),
    ]);

    // Remove first node since we already added it.
    unset($bundle_nodes[key($bundle_nodes)]);
    $parent_node = $this
      ->drupalGetNodeByTitle('Some title', TRUE);

    // Add remaining existing reference nodes.
    $this
      ->drupalGet('node/' . $parent_node
      ->id() . '/edit');
    for ($i = 2; $i <= 3; $i++) {
      $this
        ->openMultiExistingForm();
      $title = 'Some reference ' . $i;
      $assert_session
        ->elementExists('xpath', $node_field_xpath)
        ->setValue($title . ' (' . $referenceNodes[$title] . ')');
      $page
        ->pressButton('Add node');
      $this
        ->waitForRowByTitle($title);
    }

    // Add all remaining nodes from all bundles.
    foreach ($bundle_nodes as $id => $title) {
      $all_bundles_fieldset = $assert_session
        ->elementExists('css', 'fieldset[data-drupal-selector="edit-all-bundles"]');
      $assert_session
        ->buttonExists('Add existing node', $all_bundles_fieldset)
        ->press();
      $this
        ->assertNotEmpty($assert_session
        ->waitForElement('xpath', $node_field_xpath));
      $assert_session
        ->elementExists('xpath', $node_field_xpath)
        ->setValue($title . ' (' . $id . ')');
      $page
        ->pressButton('Add node');
      $this
        ->waitForRowByTitle($title);
    }

    // Save the node.
    $page
      ->pressButton('Save');
    $assert_session
      ->pageTextContains('IEF test complex Some title has been updated.');

    // Check if entities are referenced.
    $this
      ->drupalGet('node/' . $parent_node
      ->id() . '/edit');
    $assert_session
      ->elementsCount('css', 'fieldset[data-drupal-selector="edit-multi"] tr.ief-row-entity', 3);
    $this
      ->assertRowByTitle('Some reference 1');
    $this
      ->assertRowByTitle('Some reference 2');
    $this
      ->assertRowByTitle('Some reference 3');

    // Check if all remaining nodes from all bundles are referenced.
    $assert_session
      ->elementsCount('css', 'fieldset[data-drupal-selector="edit-all-bundles"] tr.ief-row-entity', 12);
    foreach ($bundle_nodes as $title) {
      $this
        ->assertRowByTitle($title);
    }
  }

  /**
   * Tests if referencing an existing entity works without submitting the form.
   */
  public function testReferencingExistingEntitiesNoSubmit() {

    // Get the xpath selectors for the input fields in this test.
    $node_field_xpath = $this
      ->getXpathForNthInputByLabelText('Node', 1);
    $title_field_xpath = $this
      ->getXpathForNthInputByLabelText('Title', 1);

    // Allow addition of existing nodes.
    $this
      ->updateSetting('allow_existing', TRUE);
    $title = $this
      ->randomMachineName();
    $this
      ->drupalCreateNode([
      'type' => 'ief_reference_type',
      'title' => $title,
      'first_name' => $this
        ->randomMachineName(),
      'last_name' => $this
        ->randomMachineName(),
    ]);
    $node = $this
      ->drupalGetNodeByTitle($title);
    $this
      ->assertNotEmpty($node, 'Created ief_reference_type node "' . $node
      ->label() . '"');
    $this
      ->drupalGet($this->formContentAddUrl);
    $assert_session = $this
      ->assertSession();
    $page = $this
      ->getSession()
      ->getPage();
    $this
      ->openMultiExistingForm();
    $assert_session
      ->elementExists('xpath', $node_field_xpath)
      ->setValue($node
      ->getTitle() . ' (' . $node
      ->id() . ')');
    $parent_title = $this
      ->randomMachineName();
    $assert_session
      ->elementExists('xpath', $title_field_xpath)
      ->setValue($parent_title);
    $page
      ->pressButton('Save');
    $assert_session
      ->pageTextContains("IEF test complex {$parent_title} has been created.");
    $assert_session
      ->pageTextNotContains('This value should not be null.');
    $node = $this
      ->drupalGetNodeByTitle($parent_title);
    $this
      ->assertNotEmpty($node, 'Created ief_reference_type node.');
  }

  /**
   * Test if invalid values get correct validation messages.
   *
   * Tests validation in reference existing entity form.  It also checks if
   * existing entity reference form can be canceled.
   */
  public function testReferenceExistingValidation() {

    // Get the xpath selectors for the input fields in this test.
    $node_field_xpath = $this
      ->getXpathForNthInputByLabelText('Node', 1);
    $page = $this
      ->getSession()
      ->getPage();
    $assert_session = $this
      ->assertSession();
    $this
      ->updateSetting('allow_existing', TRUE);
    $this
      ->drupalGet('node/add/ief_test_complex');
    $this
      ->checkExistingValidationExpectation('', 'Node field is required.');
    $this
      ->checkExistingValidationExpectation('Fake Title', 'There are no entities matching "Fake Title"');

    // Check adding nodes that cannot be referenced by this field.
    foreach ($this
      ->createNodeForEveryBundle() as $id => $title) {
      $node = Node::load($id);
      if ($node
        ->bundle() !== 'ief_reference_type') {
        $this
          ->checkExistingValidationExpectation("{$title} ({$id})", "The referenced entity (node: {$id}) does not exist.");
      }
    }
    foreach ($this
      ->createReferenceContent(2) as $title => $id) {
      $this
        ->openMultiExistingForm();
      $current_title = "{$title} ({$id})";
      $assert_session
        ->elementExists('xpath', $node_field_xpath)
        ->setValue($current_title);
      $page
        ->pressButton('Add node');
      $this
        ->waitForRowByTitle($title);
      $assert_session
        ->elementNotExists('xpath', $node_field_xpath);

      // Try to add the same node again.
      $this
        ->checkExistingValidationExpectation($current_title, 'The selected node has already been added.');
    }
  }

  /**
   * Tests if duplicating entities works.
   */
  public function testDuplicatingEntities() {

    // Get the xpath selectors for the input fields in this test.
    $title_field_xpath = $this
      ->getXpathForNthInputByLabelText('Title', 2);
    $first_name_field_xpath = $this
      ->getXpathForNthInputByLabelText('First name', 1);
    $page = $this
      ->getSession()
      ->getPage();
    $assert_session = $this
      ->assertSession();
    $this
      ->updateSetting('allow_duplicate', TRUE);
    $referenceNodes = $this
      ->createReferenceContent(2);
    $this
      ->drupalCreateNode([
      'type' => 'ief_test_complex',
      'title' => 'Some title',
      'multi' => array_values($referenceNodes),
    ]);
    $parent_node = $this
      ->drupalGetNodeByTitle('Some title');
    $this
      ->drupalGet('node/' . $parent_node
      ->id() . '/edit');
    $this
      ->assertNotEmpty($multi_fieldset = $assert_session
      ->waitForElement('css', 'fieldset[data-drupal-selector="edit-multi"]'));
    $assert_session
      ->buttonExists('Duplicate', $multi_fieldset)
      ->press();
    $this
      ->assertNotEmpty($create_node_button = $assert_session
      ->waitForButton('Duplicate node'));
    $assert_session
      ->elementExists('xpath', $title_field_xpath)
      ->setValue('Duplicate!');
    $assert_session
      ->elementExists('xpath', $first_name_field_xpath)
      ->setValue('Bojan');
    $create_node_button
      ->press();
    $this
      ->waitForRowByTitle('Duplicate!');
    $assert_session
      ->elementsCount('css', 'tr.ief-row-entity', 3);
    $this
      ->assertRowByTitle('Some reference 1');
    $this
      ->assertRowByTitle('Some reference 2');
    $this
      ->assertRowByTitle('Duplicate!');
    $page
      ->pressButton('Save');
    $duplicate = $this
      ->drupalGetNodeByTitle('Duplicate!');
    $this
      ->assertNotEmpty($duplicate, 'Duplicate node created.');
    $this
      ->assertSame('Bojan', $duplicate->first_name->value);
  }

  /**
   * Tests if a referenced content can be edited.
   *
   * When the referenced content is newer than the referencing parent node,
   * test if a referenced content can be edited.
   */
  public function testEditedInlineEntityValidation() {

    // Get the xpath selectors for the input fields in this test.
    $nested_title_field_xpath = $this
      ->getXpathForNthInputByLabelText('Title', 2);
    $title_field_xpath = $this
      ->getXpathForNthInputByLabelText('Title', 1);
    $page = $this
      ->getSession()
      ->getPage();
    $assert_session = $this
      ->assertSession();
    $this
      ->updateSetting('allow_existing', TRUE);

    // Create referenced content.
    $referenced_nodes = $this
      ->createReferenceContent(1);

    // Create first referencing node.
    $this
      ->drupalCreateNode([
      'type' => 'ief_test_complex',
      'title' => 'First referencing node',
      'multi' => array_values($referenced_nodes),
    ]);
    $first_node = $this
      ->drupalGetNodeByTitle('First referencing node');

    // Create second referencing node.
    $this
      ->drupalCreateNode([
      'type' => 'ief_test_complex',
      'title' => 'Second referencing node',
      'multi' => array_values($referenced_nodes),
    ]);
    $second_node = $this
      ->drupalGetNodeByTitle('Second referencing node');

    // Edit referenced content in first node.
    $this
      ->drupalGet('node/' . $first_node
      ->id() . '/edit');
    $page
      ->pressButton('Edit');
    $this
      ->assertNotEmpty($nested_title = $assert_session
      ->waitForElement('xpath', $nested_title_field_xpath));
    $nested_title
      ->setValue('Some reference updated');
    $page
      ->pressButton('Update node');
    $this
      ->waitForRowByTitle('Some reference updated');
    $assert_session
      ->elementsCount('css', 'tr.ief-row-entity', 1);

    // Save the first node after editing the reference.
    $assert_session
      ->elementExists('xpath', $title_field_xpath)
      ->setValue('First node updated');
    $page
      ->pressButton('Save');
    $assert_session
      ->pageTextContains('IEF test complex First node updated has been updated.');

    // The changed value of the referenced content is now newer than the
    // changed value of the second node.
    // Edit referenced content in second node.
    $this
      ->drupalGet('node/' . $second_node
      ->id() . '/edit');

    // Edit referenced node.
    $page
      ->pressButton('Edit');
    $this
      ->assertNotEmpty($nested_title = $assert_session
      ->waitForElement('xpath', $nested_title_field_xpath));
    $nested_title
      ->setValue('Some reference updated the second time');
    $page
      ->pressButton('Update node');
    $this
      ->waitForRowByTitle('Some reference updated the second time');
    $assert_session
      ->elementsCount('css', 'tr.ief-row-entity', 1);

    // Save the second node after editing the reference.
    $assert_session
      ->elementExists('xpath', $title_field_xpath)
      ->setValue('Second node updated');
    $page
      ->pressButton('Save');
    $assert_session
      ->pageTextContains('IEF test complex Second node updated has been updated.');

    // Check if the referenced content could be edited.
    $assert_session
      ->pageTextNotContains('The content has either been modified by another user, or you have already submitted modifications. As a result, your changes cannot be saved.');
  }

  /**
   * Checks that nested IEF entity references can be edited and saved.
   *
   * @param \Drupal\node\NodeInterface $node
   *   Top level node of type ief_test_nested1 to check.
   */
  protected function checkNestedNodeEditing(NodeInterface $node) {

    // Get the xpath selectors for the input fields in this test.
    $double_nested_title_field_xpath = $this
      ->getXpathForNthInputByLabelText('Title', 3);
    $title_field_xpath = $this
      ->getXpathForNthInputByLabelText('Title', 1);
    $assert_session = $this
      ->assertSession();
    $page = $this
      ->getSession()
      ->getPage();
    $nested_node = $node->test_ref_nested1->entity;
    $double_nested_node = $nested_node->test_ref_nested2->entity;
    $this
      ->drupalGet("node/{$node->id()}/edit");
    $this
      ->assertRowByTitle($nested_node
      ->label());
    $page
      ->pressButton('Edit');
    $this
      ->waitForRowByTitle($double_nested_node
      ->label());
    $page
      ->pressButton('Edit');
    $this
      ->assertNotEmpty($assert_session
      ->waitforButton('Update node 3'));
    $double_nested_node_update_title = $double_nested_node
      ->getTitle() . ' - updated';
    $assert_session
      ->elementExists('xpath', $double_nested_title_field_xpath)
      ->setValue($double_nested_node_update_title);

    // Close the double nested IEF form.
    $page
      ->pressButton('Update node 3');
    $this
      ->waitForRowByTitle($double_nested_node_update_title);

    // Close the nested IEF form.
    $page
      ->pressButton('Update node 2');
    $this
      ->assertNotEmpty($assert_session
      ->waitForElementRemoved('css', 'div[data-drupal-selector="edit-test-ref-nested1-form-inline-entity-form-entities-0-form"]'));
    $this
      ->waitForRowByTitle($nested_node
      ->label());

    // Save the top level node.
    $page
      ->pressButton('Save');
    $assert_session
      ->pageTextContains('IEF test nested 1 ' . $node
      ->label() . ' has been updated.');

    // Verify the double nested node title change saved properly.
    $this
      ->drupalGet("node/{$node->id()}/edit");
    $page
      ->pressButton('Edit');
    $this
      ->waitForRowByTitle($double_nested_node_update_title);
    $this
      ->drupalGet("node/{$double_nested_node->id()}/edit");
    $this
      ->assertSame($double_nested_node_update_title, $assert_session
      ->elementExists('xpath', $title_field_xpath)
      ->getValue());
  }

  /**
   * Creates ief_reference_type nodes which shall serve as reference nodes.
   *
   * @param int $numNodes
   *   The number of nodes to create.
   *
   * @return array
   *   Array of created node ids keyed by labels.
   */
  protected function createReferenceContent($numNodes = 3) {
    $retval = [];
    for ($i = 1; $i <= $numNodes; $i++) {
      $this
        ->drupalCreateNode([
        'type' => 'ief_reference_type',
        'title' => 'Some reference ' . $i,
        'first_name' => 'First Name ' . $i,
        'last_name' => 'Last Name ' . $i,
      ]);
      $node = $this
        ->drupalGetNodeByTitle('Some reference ' . $i);
      $this
        ->assertNotEmpty($node, 'Created ief_reference_type node "' . $node
        ->label() . '"');
      $retval[$node
        ->label()] = $node
        ->id();
    }
    return $retval;
  }

  /**
   * Updates an IEF setting and saves the underlying entity display.
   *
   * @param string $name
   *   The name of the setting.
   * @param mixed $value
   *   The value to set.
   */
  protected function updateSetting(string $name, $value) {

    /** @var \Drupal\Core\Entity\Display\EntityFormDisplayInterface $display */
    $display = $this->entityFormDisplayStorage
      ->load('node.ief_test_complex.default');
    $component = $display
      ->getComponent('multi');
    $component['settings'][$name] = $value;
    $display
      ->setComponent('multi', $component)
      ->save();
  }

  /**
   * Creates a node for every node bundle.
   *
   * @return array
   *   Array of node titles keyed by ids.
   */
  protected function createNodeForEveryBundle() {
    $retval = [];
    $bundles = $this->container
      ->get('entity_type.bundle.info')
      ->getBundleInfo('node');
    foreach ($bundles as $id => $value) {
      $this
        ->drupalCreateNode([
        'type' => $id,
        'title' => $value['label'],
      ]);
      $node = $this
        ->drupalGetNodeByTitle($value['label']);
      $this
        ->assertNotEmpty($node, 'Created node "' . $node
        ->label() . '"');
      $retval[$node
        ->id()] = $value['label'];
    }
    return $retval;
  }

  /**
   * Set up the ief_test_nested1 node add form.
   *
   * Sets the nested fields' required settings.
   * Gets the form.
   * Opens the inline entity forms if they are not required.
   *
   * @param bool $required
   *   Whether the fields are required.
   */
  protected function setupNestedComplexForm(bool $required) {
    $assert_session = $this
      ->assertSession();
    $page = $this
      ->getSession()
      ->getPage();

    /** @var \Drupal\Core\Field\FieldConfigInterface $ief_test_nested1 */
    $this->fieldConfigStorage
      ->load('node.ief_test_nested1.test_ref_nested1')
      ->setRequired($required)
      ->save();

    /** @var \Drupal\Core\Field\FieldConfigInterface $ief_test_nested2 */
    $this->fieldConfigStorage
      ->load('node.ief_test_nested2.test_ref_nested2')
      ->setRequired($required)
      ->save();
    $this
      ->drupalGet('node/add/ief_test_nested1');
    if (!$required) {

      // Open inline forms if not required.
      $page
        ->pressButton('Add new node 2');
      $this
        ->assertNotEmpty($button = $assert_session
        ->waitForButton('Add new node 3'));
      $button
        ->press();
      $this
        ->assertNotEmpty($assert_session
        ->waitForButton('Create node 3'));
    }
  }

  /**
   * Opens the existing node form on the "multi" field.
   */
  protected function openMultiExistingForm() {
    $assert_session = $this
      ->assertSession();
    $this
      ->assertNotEmpty($multi_fieldset = $assert_session
      ->waitForElement('css', 'fieldset[data-drupal-selector="edit-multi"]'));
    $assert_session
      ->buttonExists('Add existing node', $multi_fieldset)
      ->press();
    $this
      ->assertNotEmpty($assert_session
      ->waitForElement('xpath', $this
      ->getXpathForAutoCompleteInput()));
  }

  /**
   * Check existing node field validation.
   *
   * Checks that an invalid value for an existing node will be display the
   * expected error.
   *
   * @param string $existing_node_text
   *   The text to enter into the existing node text field.
   * @param string $expected_error
   *   The error message that is expected to be shown.
   */
  protected function checkExistingValidationExpectation(string $existing_node_text, string $expected_error) {
    $page = $this
      ->getSession()
      ->getPage();
    $assert_session = $this
      ->assertSession();
    $this
      ->openMultiExistingForm();
    $field = $assert_session
      ->waitForElement('xpath', $this
      ->getXpathForAutoCompleteInput());
    $field
      ->setValue($existing_node_text);
    $page
      ->pressButton('Add node');
    $this
      ->assertNotNull($assert_session
      ->waitForText($expected_error));
    $assert_session
      ->buttonExists('Cancel')
      ->press();
    $this
      ->assertNotEmpty($assert_session
      ->waitForElementRemoved('xpath', $this
      ->getXpathForAutoCompleteInput()));
  }

  /**
   * Tests create access on IEF Complex content type.
   */
  public function testComplexEntityCreate() {

    // Get the xpath selectors for the input fields in this test.
    $nested_title_field_xpath = $this
      ->getXpathForNthInputByLabelText('Title', 2);
    $user = $this
      ->createUser([
      'create ief_test_complex content',
    ]);
    $this
      ->drupalLogin($user);
    $this
      ->drupalGet('node/add/ief_test_complex');
    $assert_session = $this
      ->assertSession();
    $assert_session
      ->fieldNotExists('all_bundles[actions][bundle]');
    $assert_session
      ->elementNotExists('xpath', $nested_title_field_xpath);
    $user = $this
      ->createUser([
      'create ief_test_complex content',
      'create ief_reference_type content',
    ]);
    $this
      ->drupalLogin($user);
    $this
      ->drupalGet('node/add/ief_test_complex');
    $assert_session
      ->fieldExists('all_bundles[actions][bundle]');
    $this
      ->assertSession()
      ->optionExists('edit-all-bundles-actions-bundle', 'ief_reference_type');
    $this
      ->assertSession()
      ->optionExists('edit-all-bundles-actions-bundle', 'ief_test_complex');
    $assert_session
      ->elementExists('xpath', $nested_title_field_xpath);
  }

  /**
   * Checks if nested nodes for ief_test_nested1 content are created.
   *
   * @param \Drupal\node\NodeInterface $top_level_node
   *   The top level node.
   * @param \Drupal\node\NodeInterface $nested_node
   *   The second level node.
   * @param \Drupal\node\NodeInterface $double_nested_node
   *   The the third level node.
   */
  protected function checkNestedNodes(NodeInterface $top_level_node, NodeInterface $nested_node, NodeInterface $double_nested_node) {

    // Check the type and title of the second level node.
    if ($nested_node
      ->id() == $top_level_node->test_ref_nested1->entity
      ->id()) {
      $this
        ->assertEquals(1, $top_level_node->test_ref_nested1
        ->count(), 'Only one nested node created');
      $this
        ->assertSame($top_level_node->test_ref_nested1->entity
        ->label(), $nested_node
        ->label(), "Nested node's title is correct.");
      $this
        ->assertSame('ief_test_nested2', $nested_node
        ->bundle(), "Nested node's type is correct.");

      // Check the type and title of the third level node.
      if ($double_nested_node
        ->id() == $nested_node->test_ref_nested2->entity
        ->id()) {
        $this
          ->assertEquals(1, $nested_node->test_ref_nested2
          ->count(), 'Only one node within a node within a node created.');
        $this
          ->assertSame($nested_node->test_ref_nested2->entity
          ->label(), $double_nested_node
          ->label(), "Node within a node within a node's title is correct.");
        $this
          ->assertSame('ief_test_nested3', $double_nested_node
          ->bundle(), "Node within a node within a node's type is correct.");
        $this
          ->checkNestedNodeEditing($top_level_node);
      }
    }
  }

  /**
   * Tests the separation of nested data.
   *
   * Using entity creation with different bundles nested in each other.
   * Ief_test_nested1 -> ief_test_nested2 -> ief_test_nested3
   *
   * When creating a second ief_test_nested2 it should be empty and not be
   * prefilled with the ief_test_nested3 of the first ief_test_nested2.
   */
  public function testSeparateNestedDataMultiValueFields() {

    // Get the xpath selectors for the input fields in this test.
    $top_title_field_xpath = $this
      ->getXpathForNthInputByLabelText('Title', 1);
    $nested_title_field_xpath = $this
      ->getXpathForNthInputByLabelText('Title', 2);
    $double_nested_title_field_xpath = $this
      ->getXpathForNthInputByLabelText('Title', 3);
    $page = $this
      ->getSession()
      ->getPage();
    $assert_session = $this
      ->assertSession();
    foreach ([
      FALSE,
      TRUE,
    ] as $required) {
      $this
        ->setupNestedComplexForm($required);
      $required_string = $required ? ' required' : ' unrequired';
      $double_nested_title = 'Dream within a dream' . $required_string;
      $nested_title = 'Dream' . $required_string;
      $top_level_title = 'Reality' . $required_string;
      $assert_session
        ->elementExists('xpath', $top_title_field_xpath)
        ->setValue($top_level_title);
      $assert_session
        ->elementExists('xpath', $nested_title_field_xpath)
        ->setValue($nested_title);
      $assert_session
        ->elementExists('xpath', $double_nested_title_field_xpath)
        ->setValue($double_nested_title);
      $page
        ->pressButton('Create node 3');
      $assert_session
        ->waitForButton('Add new node 3');
      $page
        ->pressButton('Create node 2');
      $assert_session
        ->waitForButton('Add new node 2');
      $page
        ->pressButton('Add new node 2');
      $assert_session
        ->waitForButton('Add new node 3');

      // The new node 2 should be empty and not already have a
      // double_nested_title present.
      $this
        ->assertNoRowByTitle($double_nested_title);
    }
  }

  /**
   * Tests that create and edit of nested data won#t clash.
   *
   * When creating, then editing a nested IEF, the internal widget state must
   * use the same IEF ID on create and edit. Otherwise on saving, the entity
   * will be saved twice, and cause a WSOD.
   *
   * @dataProvider simpleFalseTrueDataProvider
   */
  public function testNestedCreateAndEditWontClash(bool $required) {

    // Get the xpath selectors for the input fields in this test.
    $top_title_field_xpath = $this
      ->getXpathForNthInputByLabelText('Title', 1);
    $nested_title_field_xpath = $this
      ->getXpathForNthInputByLabelText('Title', 2);
    $double_nested_title_field_xpath = $this
      ->getXpathForNthInputByLabelText('Title', 3);
    $second_edit_button_xpath = $this
      ->getXpathForButtonWithValue('Edit', 2);
    $assert_session = $this
      ->assertSession();
    $this
      ->setupNestedComplexForm($required);
    $required_string = $required ? ' required' : ' unrequired';
    $title_1 = 'Rationality' . $required_string;
    $title_1_2 = 'Drain' . $required_string;
    $title_1_2_3 = 'Drain within a drain' . $required_string;
    $title_i_2_3a = "Drone within a drain" . $required_string;
    $title_1_2a = 'Drone' . $required_string;
    $title_1_2a_3 = 'Drain within a drone' . $required_string;
    $title_i_2a_3a = "Drone within a drain" . $required_string;
    $this
      ->elementWithXpath($top_title_field_xpath)
      ->setValue($title_1);
    $this
      ->elementWithXpath($nested_title_field_xpath)
      ->setValue($title_1_2);
    $this
      ->elementWithXpath($double_nested_title_field_xpath)
      ->setValue($title_1_2_3);

    // Close all subforms.
    $this
      ->elementWithXpath($this
      ->buttonXpath('Create node 3'))
      ->press();
    $this
      ->waitForXpath($this
      ->buttonXpath('Add new node 3'));
    $this
      ->elementWithXpath($this
      ->buttonXpath('Create node 2'))
      ->press();
    $this
      ->waitForXpath($this
      ->buttonXpath('Add new node 2'));

    // Re-open all subforms and add a second node 3.
    $this
      ->elementWithXpath($this
      ->buttonXpath('Edit'))
      ->press();
    $this
      ->waitForXpath($this
      ->buttonXpath('Update node 2'));
    $this
      ->elementWithXpath($this
      ->buttonXpath('Add new node 3'))
      ->press();
    $this
      ->assertNotNull($assert_session
      ->waitForButton('Create node 3'));
    $assert_session
      ->elementExists('xpath', $double_nested_title_field_xpath)
      ->setValue($title_i_2_3a);
    $this
      ->elementWithXpath($this
      ->buttonXpath('Create node 3'))
      ->press();
    $this
      ->waitForXpath($this
      ->buttonXpath('Add new node 3'));
    $this
      ->elementWithXpath($this
      ->buttonXpath('Update node 2'))
      ->press();
    $this
      ->waitForXpathRemoved($this
      ->buttonXpath('Update node 2'));

    // Repeat. Add node 2a and 2a_3.
    $this
      ->elementWithXpath($this
      ->buttonXpath('Add new node 2'))
      ->press();
    $this
      ->waitForXpath($this
      ->buttonXpath('Create node 2'));
    if (!$required) {
      $this
        ->elementWithXpath($this
        ->buttonXpath('Add new node 3'))
        ->press();
      $this
        ->waitForXpath($this
        ->buttonXpath('Create node 3'));
    }
    $assert_session
      ->elementExists('xpath', $nested_title_field_xpath)
      ->setValue($title_1_2a);
    $assert_session
      ->elementExists('xpath', $double_nested_title_field_xpath)
      ->setValue($title_1_2a_3);

    // Close all subforms.
    $this
      ->elementWithXpath($this
      ->buttonXpath('Create node 3'))
      ->press();
    $this
      ->waitForXpath($this
      ->buttonXpath('Add new node 3'));
    $this
      ->elementWithXpath($this
      ->buttonXpath('Create node 2'))
      ->press();
    $this
      ->waitForXpathRemoved($this
      ->buttonXpath('Create node 2'));

    // Re-open all subforms and add a second node 2a_3a.
    $this
      ->waitForXpath($second_edit_button_xpath)
      ->press();
    $this
      ->waitForXpath($this
      ->buttonXpath('Update node 2'));
    $this
      ->elementWithXpath($this
      ->buttonXpath('Add new node 3'))
      ->press();
    $this
      ->waitForXpath($this
      ->buttonXpath('Create node 3'));
    $assert_session
      ->elementExists('xpath', $double_nested_title_field_xpath)
      ->setValue($title_i_2a_3a);
    $this
      ->elementWithXpath($this
      ->buttonXpath('Create node 3'))
      ->press();
    $this
      ->waitForXpath($this
      ->buttonXpath('Add new node 3'));

    // Save everything and assert message.
    $this
      ->elementWithXpath($this
      ->buttonXpath('Save'))
      ->press();
    $this
      ->htmlOutput();
    $assert_session
      ->pageTextContains("IEF test nested 1 {$title_1} has been created.");
  }

  /**
   * Data provider: FALSE, TRUE.
   */
  public function simpleFalseTrueDataProvider() {
    return [
      [
        FALSE,
      ],
      [
        TRUE,
      ],
    ];
  }

  /**
   * Assert and return an element via XPath. On fail, save output and throw.
   *
   * @param string $xpath
   *   The XPath.
   *
   * @return \Behat\Mink\Element\NodeElement
   *   The element.
   */
  public function elementWithXpath(string $xpath) : NodeElement {
    return $this
      ->waitForXpath($xpath, 0);
  }

  /**
   * Wait, assert, and return an element via XPath.
   *
   * On fail, save output and throw.
   *
   * @param string $xpath
   *   The XPath.
   * @param int $timeout
   *   The timeout in milliseconds.
   *
   * @return \Behat\Mink\Element\NodeElement
   *   The element.
   */
  public function waitForXpath(string $xpath, int $timeout = 10000) : NodeElement {
    $element = $this
      ->assertSession()
      ->waitForElement('xpath', $xpath, $timeout);
    if (!$element) {
      $this
        ->htmlOutput();
      $this
        ->assertNotNull($element);
    }
    return $element;
  }

  /**
   * Wait and assert removal of an element via XPath.
   *
   * On fail, save output and throw.
   *
   * @param string $xpath
   *   The XPath.
   * @param int $timeout
   *   The timeout in milliseconds.
   *
   * @return bool
   *   Returns always true (else throws).
   */
  public function waitForXpathRemoved(string $xpath, int $timeout = 10000) : bool {
    $removed = $this
      ->assertSession()
      ->waitForElementRemoved('xpath', $xpath, $timeout);
    if (!$removed) {
      $this
        ->htmlOutput();
      $this
        ->assertTrue($removed);
    }
    return $removed;
  }

  /**
   * Get xpath for a button.
   *
   * @param string $label
   *   The button's label.
   * @param int $index
   *   The button's index, defaults to 1.
   *
   * @return string
   *   The XPath.
   */
  protected function buttonXpath(string $label, int $index = 1) : string {
    return $this
      ->getXpathForButtonWithValue($label, $index);
  }

}

Members

Name	Modifiers	Type	Description	Overrides
AssertHelperTrait::castSafeStrings	protected static	function	Casts MarkupInterface objects into strings.
AssertLegacyTrait::assert	protected	function	Deprecated Scheduled for removal in Drupal 10.0.0. Use self::assertTrue() instead.
AssertLegacyTrait::assertCacheTag	protected	function	Asserts whether an expected cache tag was present in the last response.
AssertLegacyTrait::assertElementNotPresent	protected	function	Asserts that the element with the given CSS selector is not present.
AssertLegacyTrait::assertElementPresent	protected	function	Asserts that the element with the given CSS selector is present.
AssertLegacyTrait::assertEqual	protected	function	Deprecated Scheduled for removal in Drupal 10.0.0. Use self::assertEquals() instead.
AssertLegacyTrait::assertEscaped	protected	function	Passes if the raw text IS found escaped on the loaded page, fail otherwise.
AssertLegacyTrait::assertField	protected	function	Asserts that a field exists with the given name or ID.
AssertLegacyTrait::assertFieldById	protected	function	Asserts that a field exists with the given ID and value.
AssertLegacyTrait::assertFieldByName	protected	function	Asserts that a field exists with the given name and value.
AssertLegacyTrait::assertFieldByXPath	protected	function	Asserts that a field exists in the current page by the given XPath.
AssertLegacyTrait::assertFieldChecked	protected	function	Asserts that a checkbox field in the current page is checked.
AssertLegacyTrait::assertFieldsByValue	protected	function	Asserts that a field exists in the current page with a given Xpath result.
AssertLegacyTrait::assertHeader	protected	function	Checks that current response header equals value.
AssertLegacyTrait::assertIdentical	protected	function	Deprecated Scheduled for removal in Drupal 10.0.0. Use self::assertSame() instead.
AssertLegacyTrait::assertIdenticalObject	protected	function	Deprecated Scheduled for removal in Drupal 10.0.0. Use self::assertEquals() instead.
AssertLegacyTrait::assertLink	protected	function	Passes if a link with the specified label is found.
AssertLegacyTrait::assertLinkByHref	protected	function	Passes if a link containing a given href (part) is found.
AssertLegacyTrait::assertNoCacheTag	protected	function	Asserts whether an expected cache tag was absent in the last response.
AssertLegacyTrait::assertNoEscaped	protected	function	Passes if the raw text is not found escaped on the loaded page.
AssertLegacyTrait::assertNoField	protected	function	Asserts that a field does NOT exist with the given name or ID.
AssertLegacyTrait::assertNoFieldById	protected	function	Asserts that a field does not exist with the given ID and value.
AssertLegacyTrait::assertNoFieldByName	protected	function	Asserts that a field does not exist with the given name and value.
AssertLegacyTrait::assertNoFieldByXPath	protected	function	Asserts that a field does not exist or its value does not match, by XPath.
AssertLegacyTrait::assertNoFieldChecked	protected	function	Asserts that a checkbox field in the current page is not checked.
AssertLegacyTrait::assertNoLink	protected	function	Passes if a link with the specified label is not found.
AssertLegacyTrait::assertNoLinkByHref	protected	function	Passes if a link containing a given href (part) is not found.
AssertLegacyTrait::assertNoOption	protected	function	Asserts that a select option does NOT exist in the current page.
AssertLegacyTrait::assertNoPattern	protected	function	Triggers a pass if the Perl regex pattern is not found in the raw content.
AssertLegacyTrait::assertNoRaw	protected	function	Passes if the raw text IS not found on the loaded page, fail otherwise.	1
AssertLegacyTrait::assertNotEqual	protected	function	Deprecated Scheduled for removal in Drupal 10.0.0. Use self::assertNotEquals() instead.
AssertLegacyTrait::assertNoText	protected	function	Passes if the page (with HTML stripped) does not contains the text.	1
AssertLegacyTrait::assertNotIdentical	protected	function	Deprecated Scheduled for removal in Drupal 10.0.0. Use self::assertNotSame() instead.
AssertLegacyTrait::assertNoUniqueText	protected	function	Passes if the text is found MORE THAN ONCE on the text version of the page.
AssertLegacyTrait::assertOption	protected	function	Asserts that a select option in the current page exists.
AssertLegacyTrait::assertOptionByText	protected	function	Asserts that a select option with the visible text exists.
AssertLegacyTrait::assertOptionSelected	protected	function	Asserts that a select option in the current page is checked.
AssertLegacyTrait::assertPattern	protected	function	Triggers a pass if the Perl regex pattern is found in the raw content.
AssertLegacyTrait::assertRaw	protected	function	Passes if the raw text IS found on the loaded page, fail otherwise.	1
AssertLegacyTrait::assertResponse	protected	function	Asserts the page responds with the specified response code.	1
AssertLegacyTrait::assertText	protected	function	Passes if the page (with HTML stripped) contains the text.	1
AssertLegacyTrait::assertTextHelper	protected	function	Helper for assertText and assertNoText.
AssertLegacyTrait::assertTitle	protected	function	Pass if the page title is the given string.
AssertLegacyTrait::assertUniqueText	protected	function	Passes if the text is found ONLY ONCE on the text version of the page.
AssertLegacyTrait::assertUrl	protected	function	Passes if the internal browser's URL matches the given path.
AssertLegacyTrait::buildXPathQuery	protected	function	Builds an XPath query.
AssertLegacyTrait::constructFieldXpath	protected	function	Helper: Constructs an XPath for the given set of attributes and value.
AssertLegacyTrait::getAllOptions	protected	function	Get all option elements, including nested options, in a select.
AssertLegacyTrait::getRawContent	protected	function	Gets the current raw content.
AssertLegacyTrait::pass	protected	function	Deprecated Scheduled for removal in Drupal 10.0.0. Use self::assertTrue() instead.
AssertLegacyTrait::verbose	protected	function
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::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
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::cssSelectToXpath	protected	function	Translates a CSS expression to its XPath equivalent.
BrowserTestBase::drupalGetHeader	protected	function	Gets the value of an HTTP response header.
BrowserTestBase::drupalGetHeaders Deprecated	protected	function	Returns all response headers.
BrowserTestBase::filePreDeleteCallback	public static	function	Ensures test files are deletable.
BrowserTestBase::getDefaultDriverInstance	protected	function	Gets an instance of the default Mink driver.
BrowserTestBase::getHttpClient	protected	function	Obtain the HTTP client for the system under test.
BrowserTestBase::getOptions	protected	function	Helper function to get the options of select field.
BrowserTestBase::getResponseLogHandler	protected	function	Provides a Guzzle middleware handler to log every response received. Overrides BrowserHtmlDebugTrait::getResponseLogHandler
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::installDrupal	public	function	Installs Drupal into the Simpletest site.	1
BrowserTestBase::registerSessions	protected	function	Registers additional Mink sessions.
BrowserTestBase::translatePostValues	protected	function	Transforms a nested array into a flat array suitable for drupalPostForm().
BrowserTestBase::xpath	protected	function	Performs an xpath search on the contents of the internal browser.
BrowserTestBase::__construct	public	function		1
BrowserTestBase::__sleep	public	function	Prevents serializing any properties.
ComplexWidgetTest::$entityFormDisplayStorage	protected	property	Entity form display storage.
ComplexWidgetTest::$formContentAddUrl	protected	property	URL to add new content.
ComplexWidgetTest::$modules	protected static	property	Modules to enable. Overrides BrowserTestBase::$modules
ComplexWidgetTest::buttonXpath	protected	function	Get xpath for a button.
ComplexWidgetTest::checkExistingValidationExpectation	protected	function	Check existing node field validation.
ComplexWidgetTest::checkNestedNodeEditing	protected	function	Checks that nested IEF entity references can be edited and saved.
ComplexWidgetTest::checkNestedNodes	protected	function	Checks if nested nodes for ief_test_nested1 content are created.
ComplexWidgetTest::createNodeForEveryBundle	protected	function	Creates a node for every node bundle.
ComplexWidgetTest::createReferenceContent	protected	function	Creates ief_reference_type nodes which shall serve as reference nodes.
ComplexWidgetTest::elementWithXpath	public	function	Assert and return an element via XPath. On fail, save output and throw.
ComplexWidgetTest::openMultiExistingForm	protected	function	Opens the existing node form on the "multi" field.
ComplexWidgetTest::setUp	protected	function	Overrides InlineEntityFormTestBase::setUp
ComplexWidgetTest::setupNestedComplexForm	protected	function	Set up the ief_test_nested1 node add form.
ComplexWidgetTest::simpleFalseTrueDataProvider	public	function	Data provider: FALSE, TRUE.
ComplexWidgetTest::testComplexEntityCreate	public	function	Tests create access on IEF Complex content type.
ComplexWidgetTest::testDuplicatingEntities	public	function	Tests if duplicating entities works.
ComplexWidgetTest::testEditedInlineEntityValidation	public	function	Tests if a referenced content can be edited.
ComplexWidgetTest::testEmptyField	public	function	Tests if form behaves correctly when field is empty.
ComplexWidgetTest::testEntityCreation	public	function	Tests creation of entities.
ComplexWidgetTest::testEntityEditingAndRemoving	public	function	Tests if editing and removing entities work.
ComplexWidgetTest::testNestedCreateAndEditWontClash	public	function	Tests that create and edit of nested data won#t clash.
ComplexWidgetTest::testNestedEntityCreationWithDifferentBundlesAjaxSubmit	public	function	Tests the entity creation with different bundles nested in each other.
ComplexWidgetTest::testNestedEntityCreationWithDifferentBundlesNoAjaxSubmit	public	function	Tests the entity creation with different bundles nested in each other.
ComplexWidgetTest::testReferenceExistingValidation	public	function	Test if invalid values get correct validation messages.
ComplexWidgetTest::testReferencingExistingEntities	public	function	Tests if referencing existing entities work.
ComplexWidgetTest::testReferencingExistingEntitiesNoSubmit	public	function	Tests if referencing an existing entity works without submitting the form.
ComplexWidgetTest::testSeparateNestedDataMultiValueFields	public	function	Tests the separation of nested data.
ComplexWidgetTest::updateSetting	protected	function	Updates an IEF setting and saves the underlying entity display.
ComplexWidgetTest::waitForXpath	public	function	Wait, assert, and return an element via XPath.
ComplexWidgetTest::waitForXpathRemoved	public	function	Wait and assert removal of an element via XPath.
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
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::$configDirectories Deprecated	protected	property	The config directories used in this test.
FunctionalTestSetupTrait::$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.	2
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::$defaultTheme` when needed.
FunctionalTestSetupTrait::installParameters	protected	function	Returns the parameters that will be used when Simpletest installs Drupal.	9
FunctionalTestSetupTrait::prepareEnvironment	protected	function	Prepares the current environment for running the test.	23
FunctionalTestSetupTrait::prepareRequestForGenerator	protected	function	Creates a mock request and sets it on the generator.
FunctionalTestSetupTrait::rebuildAll	protected	function	Resets and rebuilds the environment after setup.
FunctionalTestSetupTrait::rebuildContainer	protected	function	Rebuilds \Drupal::getContainer().
FunctionalTestSetupTrait::resetAll	protected	function	Resets all data structures after having enabled new modules.
FunctionalTestSetupTrait::setContainerParameter	protected	function	Changes parameters in the services.yml file.
FunctionalTestSetupTrait::setupBaseUrl	protected	function	Sets up the base URL based upon the environment variable.
FunctionalTestSetupTrait::writeSettings	protected	function	Rewrites the settings.php file of the test site.
InlineEntityFormTestBase::$defaultTheme	protected	property	The theme to install as the default for testing. Overrides BrowserTestBase::$defaultTheme
InlineEntityFormTestBase::$fieldConfigStorage	protected	property	Field config storage.
InlineEntityFormTestBase::$fieldStorageConfigStorage	protected	property	Field config storage.
InlineEntityFormTestBase::$user	protected	property	User with permissions to create content.
InlineEntityFormTestBase::assertEntityByLabel	protected	function	Ensures that an entity with a specific label exists.
InlineEntityFormTestBase::assertNodeByTitle	protected	function	Passes if a node is found for the title.
InlineEntityFormTestBase::assertNoNodeByTitle	protected	function	Passes if no node is found for the title.
InlineEntityFormTestBase::assertNoRowByTitle	protected	function	Asserts that an IEF table row does not exist.
InlineEntityFormTestBase::assertRowByTitle	protected	function	Asserts that an IEF table row exists.
InlineEntityFormTestBase::checkFormDisplayFields	protected	function	Checks for check correct fields on form displays.
InlineEntityFormTestBase::getButtonName	protected	function	Gets IEF button name.
InlineEntityFormTestBase::getXpathForAutoCompleteInput	protected	function	Returns xpath selector to the first input with an auto-complete.
InlineEntityFormTestBase::getXpathForButtonWithValue	protected	function	Returns xpath selector to the index-th button with button text value.
InlineEntityFormTestBase::getXpathForFieldsetLabel	protected	function	Returns xpath selector for fieldset label.
InlineEntityFormTestBase::getXpathForNthInputByLabelText	protected	function	Returns xpath selector to the index-th input with label.
InlineEntityFormTestBase::prepareSettings	protected	function	Prepares site settings and services before installation. Overrides FunctionalTestSetupTrait::prepareSettings
InlineEntityFormTestBase::waitForRowByTitle	protected	function	Wait for an IEF table row to appear.
InlineEntityFormTestBase::waitForRowRemovedByTitle	protected	function	Wait for an IEF table row to disappear.
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
PhpunitCompatibilityTrait::getMock Deprecated	public	function	Returns a mock object for the specified class using the available method.
PhpunitCompatibilityTrait::setExpectedException Deprecated	public	function	Compatibility layer for PHPUnit 6 to support PHPUnit 4 code.
RandomGeneratorTrait::$randomGenerator	protected	property	The random generator.
RandomGeneratorTrait::getRandomGenerator	protected	function	Gets the random generator for the utility methods.
RandomGeneratorTrait::randomMachineName	protected	function	Generates a unique random string containing letters and numbers.	1
RandomGeneratorTrait::randomObject	public	function	Generates a random PHP object.
RandomGeneratorTrait::randomString	public	function	Generates a pseudo-random string of ASCII characters of codes 32 to 126.
RandomGeneratorTrait::randomStringValidate	public	function	Callback for random string validation.
RefreshVariablesTrait::refreshVariables	protected	function	Refreshes in-memory configuration and state information.	3
SessionTestTrait::$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.
TestFileCreationTrait::$generatedTestFiles	protected	property	Whether the files were copied to the test files directory.
TestFileCreationTrait::compareFiles	protected	function	Compares two files based on size and file name.
TestFileCreationTrait::generateFile	public static	function	Generates a test file.
TestFileCreationTrait::getTestFiles	protected	function	Gets a list of files that can be used in tests. Aliased as: drupalGetTestFiles
TestRequirementsTrait::checkModuleRequirements	private	function	Checks missing module requirements.
TestRequirementsTrait::checkRequirements	protected	function	Check module requirements for the Drupal use case.	1
TestRequirementsTrait::getDrupalRoot	protected static	function	Returns the Drupal root directory.
TestSetupTrait::$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::$strictConfigSchema	protected	property	Set to TRUE to strict check all configuration saved.	2
TestSetupTrait::$tempFilesDirectory	protected	property	The temporary file directory for the test environment.
TestSetupTrait::$testId	protected	property	The test run ID.
TestSetupTrait::changeDatabasePrefix	protected	function	Changes the database connection to the prefixed one.
TestSetupTrait::getConfigSchemaExclusions	protected	function	Gets the config schema exclusions for this test.
TestSetupTrait::getDatabaseConnection	public static	function	Returns the database connection to the site running Simpletest.
TestSetupTrait::prepareDatabasePrefix	protected	function	Generates a database prefix for running tests.	2
UiHelperTrait::$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::buildUrl	protected	function	Builds an a 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::drupalGet	protected	function	Retrieves a Drupal path or an absolute path.	3
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	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::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.
WebDriverTestBase::$disableCssAnimations	protected	property	Disables CSS animations in tests for more reliable testing.
WebDriverTestBase::$minkDefaultDriverClass	protected	property	To use a legacy phantomjs based approach, please use PhantomJSDriver::class. Overrides BrowserTestBase::$minkDefaultDriverClass	2
WebDriverTestBase::assertElementNotVisible Deprecated	protected	function	Asserts that the element with the given CSS selector is not visible.
WebDriverTestBase::assertElementVisible Deprecated	protected	function	Asserts that the element with the given CSS selector is visible.
WebDriverTestBase::assertJsCondition	protected	function	Waits for the given time or until the given JS condition becomes TRUE.
WebDriverTestBase::assertSession	public	function	Returns WebAssert object. Overrides UiHelperTrait::assertSession	1
WebDriverTestBase::createScreenshot	protected	function	Creates a screenshot.
WebDriverTestBase::getDrupalSettings	protected	function	Gets the current Drupal javascript settings and parses into an array. Overrides BrowserTestBase::getDrupalSettings
WebDriverTestBase::getHtmlOutputHeaders	protected	function	Returns headers in HTML output format. Overrides BrowserHtmlDebugTrait::getHtmlOutputHeaders
WebDriverTestBase::getMinkDriverArgs	protected	function	Get the Mink driver args from an environment variable, if it is set. Can be overridden in a derived class so it is possible to use a different value for a subset of tests, e.g. the JavaScript tests. Overrides BrowserTestBase::getMinkDriverArgs
WebDriverTestBase::initFrontPage	protected	function	Visits the front page when initializing Mink. Overrides BrowserTestBase::initFrontPage
WebDriverTestBase::initMink	protected	function	Initializes Mink sessions. Overrides BrowserTestBase::initMink	1
WebDriverTestBase::installModulesFromClassProperty	protected	function	Install modules defined by `static::$modules`. Overrides FunctionalTestSetupTrait::installModulesFromClassProperty
WebDriverTestBase::tearDown	protected	function	Overrides BrowserTestBase::tearDown	1
XdebugRequestTrait::extractCookiesFromRequest	protected	function	Adds xdebug cookies, from request setup.