public function FileFieldTestBase::createFileField in Drupal 8
Creates a new file field.
Parameters
string $name: The name of the new field (all lowercase), exclude the "field_" prefix.
string $entity_type: The entity type.
string $bundle: The bundle that this field will be added to.
array $storage_settings: A list of field storage settings that will be added to the defaults.
array $field_settings: A list of instance settings that will be added to the instance defaults.
array $widget_settings: A list of widget settings that will be added to the widget defaults.
File
- core/
modules/ file/ src/ Tests/ FileFieldTestBase.php, line 82  
Class
- FileFieldTestBase
 - Provides methods specifically for testing File module's field handling.
 
Namespace
Drupal\file\TestsCode
public function createFileField($name, $entity_type, $bundle, $storage_settings = [], $field_settings = [], $widget_settings = []) {
  $field_storage = FieldStorageConfig::create([
    'entity_type' => $entity_type,
    'field_name' => $name,
    'type' => 'file',
    'settings' => $storage_settings,
    'cardinality' => !empty($storage_settings['cardinality']) ? $storage_settings['cardinality'] : 1,
  ]);
  $field_storage
    ->save();
  $this
    ->attachFileField($name, $entity_type, $bundle, $field_settings, $widget_settings);
  return $field_storage;
}