/*
Real-time Online/Offline Charging System (OCS) for Telecom & ISP environments
Copyright (C) ITsysCOM GmbH

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU Affero General Public License for more details.

You should have received a copy of the GNU Affero General Public License
along with this program.  If not, see <https://www.gnu.org/licenses/>
*/

package utils

import (
	"testing"
	"time"
)

func TestSyncedChan(t *testing.T) {
	defer func() {
		if v := recover(); v != nil {
			t.Error("Expected to not panic")
		}
	}()
	sc := NewSyncedChan()
	sc.CloseOnce()
	sc.CloseOnce()
	sc.CloseOnce()
	select {
	case <-sc.Done():
	case <-time.After(10 * time.Millisecond):
		t.Error("Timeout")
	}
}