public async Task when_openAsync_canNot_open_connection_to_database_should_throw_exception()
        {
            //Todo: what should i do for CI server, is there any account!!!
            IConnectionStringBuilder connectionStringBuilder = new StubConnectionStringBuilder()
                                                               .SetConnectionString("data source=.;initial catalog=master;User Id=sa;Password=123457");
            var serverConnectionString =
                new SqlServerDbSandBoxConnection(connectionStringBuilder);

            Func <Task> action = async() => await serverConnectionString.OpenAsync();

            action.Should().Throw <CannotConnectToDatabaseException>();
        }
 public async Task open_connect_with_integratedSecurityConnectionAsync()
 {
     await _sqlServerDbSandBoxConnection.OpenAsync();
 }