nc-photos/np_db_sqlite/test/database/file_extension_test.dart

import 'package:np_common/object_util.dart';
import 'package:np_db_sqlite/src/database.dart';
import 'package:np_db_sqlite/src/database_extension.dart';
import 'package:test/test.dart';

import '../test_util.dart' as util;

void main() {
  group("database.SqliteDbFileExtension", () {
    test("cleanUpDanglingFiles", _cleanUpDanglingFiles);
  });
}

/// Clean up Files without an associated entry in AccountFiles
///
/// Expect: Dangling files deleted
Future<void> _cleanUpDanglingFiles() async {
  final account = util.buildAccount();
  final files = (util.FilesBuilder()
        ..addDir("admin")
        ..addJpeg("admin/test1.jpg"))
      .build();
  final db = util.buildTestDb();
  addTearDown(() => db.close());
  await db.transaction(() async {
    await db.insertAccounts([account]);
    await util.insertFiles(db, account, files);

    await db.alsoFuture((db) async {
      await db.into(db.files).insert(FilesCompanion.insert(
            server: 1,
            fileId: files.length,
          ));
    });
  });

  expect(
    await db.select(db.files).map((f) => f.fileId).get(),
    [0, 1, 2],
  );
  await db.let((db) async {
    await db.cleanUpDanglingFiles();
  });
  expect(
    await db.select(db.files).map((f) => f.fileId).get(),
    [0, 1],
  );
}