Issue #3537774 by kksandr, smustgrave: text_textarea_with_summary widget fails...

   */

  public function errorElement(array $element, ConstraintViolationInterface $violation, array $form, FormStateInterface $form_state) {

    $element = parent::errorElement($element, $violation, $form, $form_state);

    if ($element === FALSE) {

      return FALSE;

    }

    $property_path_array = explode('.', $violation->getPropertyPath());

    return ($element === FALSE) ? FALSE : $element[$property_path_array[1]];

    return count($property_path_array) > 1 ? $element[$property_path_array[1]] : $element;

  }

}

<?php

declare(strict_types=1);

namespace Drupal\text_test\Hook;

use Drupal\Core\Entity\EntityTypeInterface;

use Drupal\Core\Hook\Attribute\Hook;

use Drupal\Core\State\StateInterface;

/**

 * Hook implementations for text_test.

 */

class TextTestHooks {

  public function __construct(protected readonly StateInterface $state) {}

  /**

   * Implements hook_entity_bundle_field_info_alter().

   */

  #[Hook('entity_bundle_field_info_alter')]

  public function entityBundleFieldInfoAlter(&$fields, EntityTypeInterface $entity_type, $bundle): void {

    if (($field_name = $this->state->get('field_test_constraint', FALSE)) && $entity_type->id() == 'node') {

      /** @var \Drupal\field\Entity\FieldConfig[] $fields */

      $fields[$field_name]->addConstraint('UniqueField');

    }

  }

}

name: 'Text test'

type: module

description: 'Provides test hook implementations for text tests'

package: Testing

version: VERSION

dependencies:

  - drupal:text

<?php

declare(strict_types=1);

namespace Drupal\Tests\text\Functional;

use Drupal\Tests\BrowserTestBase;

use PHPUnit\Framework\Attributes\Group;

/**

 * Tests the functionality of the text_textarea_with_summary widget.

 */

#[Group('text')]

class TextareaWithSummaryTest extends BrowserTestBase {

  /**

   * {@inheritdoc}

   */

  protected static $modules = ['text_test', 'node'];

  /**

   * {@inheritdoc}

   */

  protected $defaultTheme = 'stark';

  /**

   * {@inheritdoc}

   */

  protected function setUp(): void {

    parent::setUp();

    $this->drupalCreateContentType(['type' => 'page']);

    $account = $this->drupalCreateUser([

      'create page content',

      'edit own page content',

    ]);

    $this->drupalLogin($account);

  }

  /**

   * Tests validation constraints for a field with delta-specific violations.

   *

   * @see \Drupal\text_test\Hook\TextTestHooks::entityBundleFieldInfoAlter()

   */

  public function testTextAreaWithSummaryValidation(): void {

    // Create a field for validation testing.

    $entity_type_id = 'node';

    $field_name = $this->randomMachineName();

    $entity_type_manager = $this->container->get('entity_type.manager');

    $field_storage = $entity_type_manager->getStorage('field_storage_config')->create([

      'field_name' => $field_name,

      'entity_type' => $entity_type_id,

      'type' => 'text_with_summary',

      'cardinality' => 2,

    ]);

    $field_storage->save();

    $bundle_id = 'page';

    $field_label = $this->randomMachineName() . '_label';

    $entity_type_manager->getStorage('field_config')->create([

      'field_storage' => $field_storage,

      'bundle' => $bundle_id,

      'label' => $field_label,

      'settings' => [

        'display_summary' => TRUE,

        'required_summary' => FALSE,

      ],

    ])->save();

    // Add the created field to the form.

    $this->container

      ->get('entity_display.repository')

      ->getFormDisplay($entity_type_id, $bundle_id)

      ->setComponent($field_name, ['type' => 'text_textarea_with_summary'])

      ->save();

    // Enable delta-specific validation for the field.

    $this->container->get('state')->set('field_test_constraint', $field_name);

    $this->container->get('entity_field.manager')->clearCachedFieldDefinitions();

    // Create a node to verify that validation works.

    $value = $this->randomMachineName();

    $this->drupalGet('node/add/page');

    $edit = [

      'title[0][value]' => $this->randomMachineName(),

      "{$field_name}[0][value]" => $value,

      "{$field_name}[1][value]" => $value,

    ];

    $this->submitForm($edit, 'Save');

    $this->assertSession()->statusMessageContains("A content item with $field_label $value already exists.");

  }

}