immich/mobile/test/drift/main/migration_test.dart

// dart format width=80
// ignore_for_file: unused_local_variable, unused_import
import 'package:drift/drift.dart';
import 'package:drift_dev/api/migrations_native.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:immich_mobile/infrastructure/repositories/db.repository.dart';

import 'generated/schema.dart';
import 'generated/schema_v1.dart' as v1;
import 'generated/schema_v2.dart' as v2;

void main() {
  driftRuntimeOptions.dontWarnAboutMultipleDatabases = true;
  late SchemaVerifier verifier;

  setUpAll(() {
    verifier = SchemaVerifier(GeneratedHelper());
  });

  group('simple database migrations', () {
    // These simple tests verify all possible schema updates with a simple (no
    // data) migration. This is a quick way to ensure that written database
    // migrations properly alter the schema.
    const versions = GeneratedHelper.versions;
    for (final (i, fromVersion) in versions.indexed) {
      group('from $fromVersion', () {
        for (final toVersion in versions.skip(i + 1)) {
          test('to $toVersion', () async {
            final schema = await verifier.schemaAt(fromVersion);
            final db = Drift(schema.newConnection());
            await verifier.migrateAndValidate(db, toVersion);
            await db.close();
          });
        }
      });
    }
  });
}