class NodeStorageLoadFieldDataTest

class NodeStorageLoadFieldDataTest extends KernelTestBase {
  use NodeCreationTrait;
  use ContentTypeCreationTrait;
  
  /**
   * {@inheritdoc}
   */
  protected static $modules = [
    'field',
    'language',
    'node',
    'system',
    'user',
  ];
  
  /**
   * {@inheritdoc}
   */
  protected function setUp() : void {
    parent::setUp();
    $this->installEntitySchema('user');
    $this->installSchema('user', 'users_data');
    $this->installEntitySchema('node');
    $this->installSchema('node', 'node_access');
    $this->createContentType([
      'type' => 'page',
      'name' => 'Basic page',
      'display_submitted' => FALSE,
    ], FALSE);
    ConfigurableLanguage::createFromLangcode('en')->save();
  }
  
  /**
   * Tests fields load correctly.
   */
  public function testLoadFieldData() : void {
    $fields = [
      'field_single_translatable',
      'field_single_untranslatable',
      'field_mul_translatable',
      'field_mul_untranslatable',
    ];
    foreach ($fields as $field) {
      $fieldStorage = FieldStorageConfig::create([
        'field_name' => $field,
        'entity_type' => 'node',
        'type' => 'string',
        'cardinality' => str_contains($field, 'single') ? 1 : FieldStorageDefinitionInterface::CARDINALITY_UNLIMITED,
        'persist_with_no_fields' => TRUE,
      ]);
      $fieldStorage->save();
      FieldConfig::create([
        'field_storage' => $fieldStorage,
        'bundle' => 'page',
        'translatable' => !str_contains($field, 'untranslatable'),
      ])->save();
    }
    $values = [
      'field_single_translatable' => [
        'Single translatable',
      ],
      'field_single_untranslatable' => [
        'Single untranslatable',
      ],
      'field_mul_translatable' => [
        'Multiple translatable 1',
        'Multiple translatable 2',
      ],
      'field_mul_untranslatable' => [
        'Multiple untranslatable 1',
        'Multiple untranslatable 2',
      ],
    ];
    $id = $this->createNode($values + [
      'langcode' => 'en',
    ])
      ->id();
    $storage = \Drupal::entityTypeManager()->getStorage('node');
    $storage->resetCache();
    $node = $storage->load($id);
    $storedValues = $node->toArray();
    foreach ($values as $fieldName => $fieldValue) {
      $this->assertSame($fieldValue, array_column($storedValues[$fieldName], 'value'));
    }
    // Uninstalling the language module will delete the 'en' configurable
    // language. This will cause the langcode for the node in the node_revision
    // table to be changed to 'und'.
    // @see NodeStorage::clearRevisionsLanguage().
    \Drupal::service(ModuleInstallerInterface::class)->uninstall([
      'language',
    ]);
    $storage->resetCache();
    $node = $storage->load($id);
    $storedValues = $node->toArray();
    foreach ($values as $fieldName => $fieldValue) {
      $this->assertSame($fieldValue, array_column($storedValues[$fieldName], 'value'));
    }
  }

}