final String database = properties.get("mongodb.database", String.class).or("geogig");
MongoClient client = new MongoClient(new MongoClientURI(uri));
DB db = client.getDB(database);
db.dropDatabase();
MongoConnectionManager manager = new MongoConnectionManager();
ConfigDatabase config = new TestConfigDatabase(platform);
MongoGraphDatabase mongoGraphDatabase = new MongoGraphDatabase(manager, config);
return mongoGraphDatabase;
}