Files
proton-bridge/pkg/ports/ports_test.go
2021-01-04 11:55:15 +01:00

57 lines
1.6 KiB
Go

// Copyright (c) 2021 Proton Technologies AG
//
// This file is part of ProtonMail Bridge.
//
// ProtonMail Bridge is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// ProtonMail Bridge 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with ProtonMail Bridge. If not, see <https://www.gnu.org/licenses/>.
package ports
import (
"net"
"strconv"
"testing"
"github.com/stretchr/testify/require"
)
const testPort = 18080
func TestFreePort(t *testing.T) {
require.True(t, IsPortFree(testPort), "port should be empty")
}
func TestOccupiedPort(t *testing.T) {
dummyserver, err := net.Listen("tcp", ":"+strconv.Itoa(testPort))
require.NoError(t, err)
require.True(t, !IsPortFree(testPort), "port should be occupied")
_ = dummyserver.Close()
}
func TestFindFreePortFromDirectly(t *testing.T) {
foundPort := FindFreePortFrom(testPort)
require.Equal(t, testPort, foundPort)
}
func TestFindFreePortFromNextOne(t *testing.T) {
dummyserver, err := net.Listen("tcp", ":"+strconv.Itoa(testPort))
require.NoError(t, err)
foundPort := FindFreePortFrom(testPort)
require.Equal(t, testPort+1, foundPort)
_ = dummyserver.Close()
}