firebase_database_configuration_e2e.dart

// Copyright 2022, the Chromium project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

import 'package:firebase_core/firebase_core.dart';
import 'package:firebase_database/firebase_database.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:tests/firebase_options.dart';

import 'firebase_database_e2e_test.dart';

const MAX_CACHE_SIZE = 100 * 1024 * 1024;
const MIN_CACHE_SIZE = 1042 * 1024;

void setupConfigurationTests() {
  group('FirebaseDatabase configuration', () {
    test(
      'setPersistenceCacheSizeBytes Integer',
      () {
        database.setPersistenceCacheSizeBytes(MIN_CACHE_SIZE);
      },
      // Skipped because it is not supported on web
      skip: kIsWeb,
    );

    test(
      'setPersistenceCacheSizeBytes Long',
      () {
        database.setPersistenceCacheSizeBytes(MAX_CACHE_SIZE);
      },
      // Skipped because it is not supported on web
      skip: kIsWeb,
    );

    test('setLoggingEnabled to true', () {
      database.setLoggingEnabled(true);
    });

    test('setLoggingEnabled to false', () {
      database.setLoggingEnabled(false);
    });

    test(
      'setPersistenceEnabled can be followed immediately by goOnline',
      () async {
        final apps = <FirebaseApp>[];

        try {
          for (var i = 0; i < 5; i++) {
            final app = await Firebase.initializeApp(
              name:
                  'firebase-database-persistence-${DateTime.now().microsecondsSinceEpoch}-$i',
              options: DefaultFirebaseOptions.currentPlatform,
            );
            apps.add(app);

            final database = FirebaseDatabase.instanceFor(app: app);

            database.setPersistenceEnabled(true);
            await database.goOnline();

            await database
                .ref('persistence-enabled-regression')
                .keepSynced(true);
            await database
                .ref('persistence-enabled-regression')
                .keepSynced(false);
            await database.goOffline();
          }
        } finally {
          // setPersistenceEnabled is intentionally fire-and-forget on Dart.
          // Let the native call queue drain before deleting throwaway apps.
          await Future<void>.delayed(const Duration(milliseconds: 500));
          for (final app in apps.reversed) {
            await app.delete();
          }
        }
      },
      // TODO(SelaseKay): this needs to be investigated as now failing on android (should only run on android)
      skip: defaultTargetPlatform != TargetPlatform.android,
    );
  });
}