class SqlContentEntityStorageSchemaColumnTest

class SqlContentEntityStorageSchemaColumnTest extends KernelTestBase {
    use EntityDefinitionTestTrait;
    
    /**
     * {@inheritdoc}
     */
    protected static $modules = [
        'entity_test',
        'field',
        'text',
        'user',
    ];
    
    /**
     * The created entity.
     *
     * @var \Drupal\Core\Entity\EntityInterface
     */
    protected $entity;
    
    /**
     * The field.
     *
     * @var \Drupal\field\FieldConfigInterface
     */
    protected $field;
    
    /**
     * The field storage.
     *
     * @var \Drupal\field\FieldStorageConfigInterface
     */
    protected $fieldStorage;
    
    /**
     * The entity definition update manager.
     *
     * @var \Drupal\Core\Entity\EntityDefinitionUpdateManagerInterface
     */
    protected EntityDefinitionUpdateManagerInterface $entityDefinitionUpdateManager;
    
    /**
     * The state object.
     *
     * @var \Drupal\Core\State\StateInterface
     */
    protected StateInterface $state;
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        parent::setUp();
        $this->installEntitySchema('entity_test_rev');
        $this->installEntitySchema('user');
        $field_name = 'test';
        $this->fieldStorage = FieldStorageConfig::create([
            'field_name' => $field_name,
            'entity_type' => 'entity_test_rev',
            'type' => 'string',
            'cardinality' => 1,
        ]);
        $this->fieldStorage
            ->save();
        $this->field = FieldConfig::create([
            'field_name' => $field_name,
            'entity_type' => 'entity_test_rev',
            'bundle' => 'entity_test_rev',
            'required' => TRUE,
        ]);
        $this->field
            ->save();
        // Create an entity with field data.
        $this->entity = EntityTestRev::create([
            'user_id' => 2,
            'name' => $this->randomMachineName(),
            $field_name => $this->randomString(),
        ]);
        $this->entity
            ->save();
    }
    
    /**
     * Tests that column-level schema changes are detected for fields with data.
     */
    public function testColumnUpdate() : void {
        // Change the field type in the stored schema.
        $schema = \Drupal::keyValue('entity.storage_schema.sql')->get('entity_test_rev.field_schema_data.test');
        $schema['entity_test_rev__test']['fields']['test_value']['type'] = 'varchar_ascii';
        \Drupal::keyValue('entity.storage_schema.sql')->set('entity_test_rev.field_schema_data.test', $schema);
        // Now attempt to run automatic updates. An exception should be thrown
        // since there is data in the table.
        $this->expectException(FieldStorageDefinitionUpdateForbiddenException::class);
        $entity_definition_update_manager = \Drupal::entityDefinitionUpdateManager();
        $field_storage_definition = $entity_definition_update_manager->getFieldStorageDefinition('test', 'entity_test_rev');
        $entity_definition_update_manager->updateFieldStorageDefinition($field_storage_definition);
    }
    
    /**
     * Tests that schema changes are updated for fields with data with the flag.
     */
    public function testColumnUpdateWithFlag() : void {
        // Change the field type in the stored schema.
        $schema = \Drupal::keyValue('entity.storage_schema.sql')->get('entity_test_rev.field_schema_data.test');
        $schema['entity_test_rev__test']['fields']['test_value']['type'] = 'varchar_ascii';
        \Drupal::keyValue('entity.storage_schema.sql')->set('entity_test_rev.field_schema_data.test', $schema);
        // Now attempt to run automatic updates. It should succeed if the
        // column_changes_handled flag is passed.
        $entity_definition_update_manager = \Drupal::entityDefinitionUpdateManager();
        $field_storage_definition = $entity_definition_update_manager->getFieldStorageDefinition('test', 'entity_test_rev');
        // Provide the flag to allow schema updates.
        $field_storage_definition->setSetting('column_changes_handled', TRUE);
        $entity_definition_update_manager->updateFieldStorageDefinition($field_storage_definition);
    }

}