fix: #3562753 History module triggers ServiceNotFoundException for...

  #[Hook('token_info')]

  public function tokenInfo(): array {

    $tokens = [];

    // Check if the comment manager service exists before processing.

    $commentManager = \Drupal::hasService('comment.manager') ? \Drupal::service('comment.manager') : NULL;

    // Provides an integration for each entity type except comment.

    foreach (\Drupal::entityTypeManager()->getDefinitions() as $entity_type_id => $entity_type) {

      if ($entity_type_id == 'comment' || !$entity_type->entityClassImplements(ContentEntityInterface::class)) {

        continue;

      }

      if (\Drupal::service('comment.manager')->getFields($entity_type_id)) {

      if ($commentManager && $commentManager->getFields($entity_type_id)) {

        // Get the correct token type.

        $token_type = $entity_type_id == 'taxonomy_term' ? 'term' : $entity_type_id;

        $tokens[$token_type]['comment-count-new'] = [

<?php

declare(strict_types=1);

namespace Drupal\Tests\history\Unit;

use Drupal\Core\DependencyInjection\ContainerBuilder;

use Drupal\Core\Entity\ContentEntityInterface;

use Drupal\Core\Entity\EntityTypeInterface;

use Drupal\Core\Entity\EntityTypeManagerInterface;

use Drupal\history\Hook\HistoryTokensHooks;

use Drupal\Tests\UnitTestCase;

use PHPUnit\Framework\Attributes\CoversMethod;

use PHPUnit\Framework\Attributes\Group;

/**

 * Tests for HistoryTokensHooks.

 */

#[CoversMethod(HistoryTokensHooks::class, 'tokenInfo')]

#[Group('history')]

class HistoryTokensHooksTest extends UnitTestCase {

  /**

   * Tests that tokenInfo() handles missing comment module gracefully.

   */

  public function testTokenInfoWithoutCommentModuleInstalled(): void {

    // Create a mock entity type that implements ContentEntityInterface.

    $entityType = $this->createMock(EntityTypeInterface::class);

    $entityType->expects($this->once())

      ->method('entityClassImplements')

      ->with(ContentEntityInterface::class)

      ->willReturn(TRUE);

    // Create a mock entity type manager that returns our entity type.

    $entityTypeManager = $this->createMock(EntityTypeManagerInterface::class);

    $entityTypeManager->expects($this->once())

      ->method('getDefinitions')

      ->willReturn(['node' => $entityType]);

    // Create a container WITHOUT the comment module (service) installed.

    $container = new ContainerBuilder();

    $container->set('entity_type.manager', $entityTypeManager);

    \Drupal::setContainer($container);

    // Create the hooks class.

    $historyTokensHooks = new HistoryTokensHooks();

    $result = $historyTokensHooks->tokenInfo();

    $this->assertEquals(['tokens' => []], $result);

  }

}