class SqlContentEntityStorageSchemaTest

class SqlContentEntityStorageSchemaTest extends EntityKernelTestBase {
  
  /**
   * The key-value collection for tracking installed storage schema.
   *
   * @var \Drupal\Core\KeyValueStore\KeyValueStoreInterface
   */
  protected $installedStorageSchema;
  
  /**
   * The entity definition update manager.
   *
   * @var \Drupal\Core\Entity\EntityDefinitionUpdateManagerInterface
   */
  protected $entityDefinitionUpdateManager;
  
  /**
   * {@inheritdoc}
   */
  protected function setUp() : void {
    parent::setUp();
    /** @var \Drupal\Core\KeyValueStore\KeyValueFactoryInterface $key_value_factory */
    $key_value_factory = $this->container
      ->get('keyvalue');
    $this->installedStorageSchema = $key_value_factory->get('entity.storage_schema.sql');
    $this->entityDefinitionUpdateManager = $this->container
      ->get('entity.definition_update_manager');
  }
  
  /**
   * Tests updating a shared table field definition.
   */
  public function testOnFieldStorageDefinitionUpdateShared() {
    // Install the test entity type with an additional field. Use a multi-column
    // field so that field name and column name(s) do not match.
    $field = BaseFieldDefinition::create('shape')->setSetting('foreign_key_name', NULL)
      ->setName('shape')
      ->setProvider('entity_test');
    $this->state
      ->set('entity_test.additional_base_field_definitions', [
      'shape' => $field,
    ]);
    $this->entityDefinitionUpdateManager
      ->installFieldStorageDefinition('shape', 'entity_test', 'entity_test', $field);
    // Make sure the field is not marked as NOT NULL initially.
    $expected = [
      'entity_test' => [
        'fields' => [
          'shape__shape' => [
            'type' => 'varchar',
            'length' => 32,
            'not null' => FALSE,
          ],
          'shape__color' => [
            'type' => 'varchar',
            'length' => 32,
            'not null' => FALSE,
          ],
        ],
      ],
    ];
    $actual = $this->installedStorageSchema
      ->get('entity_test.field_schema_data.shape');
    $this->assertSame($expected, $actual);
    // Make the field an entity key, so that it will get marked as NOT NULL.
    $entity_type = $this->entityDefinitionUpdateManager
      ->getEntityType('entity_test');
    $original_keys = $entity_type->getKeys();
    $entity_type->set('entity_keys', $original_keys + [
      'shape' => 'shape',
    ]);
    $this->entityDefinitionUpdateManager
      ->updateEntityType($entity_type);
    // Update the field and make sure the schema got updated.
    $this->entityDefinitionUpdateManager
      ->updateFieldStorageDefinition($field);
    $expected['entity_test']['fields']['shape__shape']['not null'] = TRUE;
    $expected['entity_test']['fields']['shape__color']['not null'] = TRUE;
    $actual = $this->installedStorageSchema
      ->get('entity_test.field_schema_data.shape');
    $this->assertSame($expected, $actual);
    // Remove the entity key again and check that the schema got reverted.
    $entity_type->set('entity_keys', $original_keys);
    $this->entityDefinitionUpdateManager
      ->updateEntityType($entity_type);
    $this->entityDefinitionUpdateManager
      ->updateFieldStorageDefinition($field);
    $expected['entity_test']['fields']['shape__shape']['not null'] = FALSE;
    $expected['entity_test']['fields']['shape__color']['not null'] = FALSE;
    $actual = $this->installedStorageSchema
      ->get('entity_test.field_schema_data.shape');
    $this->assertSame($expected, $actual);
    // Now add an entity and repeat the process.
    $entity_storage = $this->entityTypeManager
      ->getStorage('entity_test');
    $entity_storage->create([
      'shape' => [
        'shape' => 'rectangle',
        'color' => 'pink',
      ],
    ])
      ->save();
    $entity_type->set('entity_keys', $original_keys + [
      'shape' => 'shape',
    ]);
    $this->entityDefinitionUpdateManager
      ->updateEntityType($entity_type);
    $this->entityDefinitionUpdateManager
      ->updateFieldStorageDefinition($field);
    $expected['entity_test']['fields']['shape__shape']['not null'] = TRUE;
    $expected['entity_test']['fields']['shape__color']['not null'] = TRUE;
    $actual = $this->installedStorageSchema
      ->get('entity_test.field_schema_data.shape');
    $this->assertSame($expected, $actual);
    $entity_type->set('entity_keys', $original_keys);
    $this->entityDefinitionUpdateManager
      ->updateEntityType($entity_type);
    $this->entityDefinitionUpdateManager
      ->updateFieldStorageDefinition($field);
    $expected['entity_test']['fields']['shape__shape']['not null'] = FALSE;
    $expected['entity_test']['fields']['shape__color']['not null'] = FALSE;
    $actual = $this->installedStorageSchema
      ->get('entity_test.field_schema_data.shape');
    $this->assertSame($expected, $actual);
  }

}