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connection_test.go
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connection_test.go
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/*
Copyright 2013-2019 Daniele Pala <pala.daniele@gmail.com>
This file is part of sosi.
sosi 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.
sosi 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 sosi. If not, see <http://www.gnu.org/licenses/>.
*/
package sosi
import (
"strconv"
"testing"
"time"
)
const (
// each test uses different ports for servers,
// in order to avoid possible conflicts.
connTest1Port = 8080
connTest2Port = 8081
)
// Test 1
// test connection establishment and closing. No error should occur.
func TestConn(t *testing.T) {
// start a server
go sosiServer(t, connTest1Port)
// wait for server to come up
time.Sleep(time.Millisecond)
remAddr := "127.0.0.1:" + strconv.Itoa(connTest1Port) + ":105:106"
sosiAddr, err := ResolveSOSIAddr("sosi", remAddr)
checkError(err, t)
// try to connect
conn, err := DialSOSI("sosi", nil, sosiAddr)
checkError(err, t)
// close connection
err = conn.Close()
checkError(err, t)
}
// Test 2
// test connection establishment and closing.
// Don't specify any tsel. No error should occur.
func TestConnNoTsel(t *testing.T) {
// start a server
go sosiServerNoTsel(t, connTest2Port)
// wait for server to come up
time.Sleep(time.Millisecond)
sosiAddr, err := ResolveSOSIAddr("sosi", "127.0.0.1:"+strconv.Itoa(connTest2Port)+"::106")
checkError(err, t)
if sosiAddr.String() != "127.0.0.1:"+strconv.Itoa(connTest2Port)+"::106" {
t.Log(sosiAddr.String())
t.FailNow()
}
// try to connect
conn, err := DialSOSI("sosi", nil, sosiAddr)
checkError(err, t)
// close connection
err = conn.Close()
checkError(err, t)
}
// a sosi server. No fault is expected.
func sosiServer(t *testing.T, port int) {
locAddr := "127.0.0.1:" + strconv.Itoa(port) + ":105:106"
sosiAddr, err := ResolveSOSIAddr("sosi", locAddr)
checkError(err, t)
if sosiAddr.String() != locAddr {
t.Log(sosiAddr.String())
t.FailNow()
}
listener, err := ListenSOSI(sosiAddr.Network(), sosiAddr)
checkError(err, t)
// listen for connections
conn, err := listener.Accept()
checkError(err, t)
// close connection
err = conn.Close()
checkError(err, t)
err = listener.Close()
checkError(err, t)
}
// a sosi server with no tsel. No fault is expected.
func sosiServerNoTsel(t *testing.T, port int) {
sosiAddr, err := ResolveSOSIAddr("sosi", "127.0.0.1:"+strconv.Itoa(port)+"::106")
checkError(err, t)
listener, err := ListenSOSI("sosi", sosiAddr)
checkError(err, t)
// listen for connections
conn, err := listener.Accept()
checkError(err, t)
// close connection
err = conn.Close()
checkError(err, t)
err = listener.Close()
checkError(err, t)
}
// check for unexpected errors
func checkError(err error, t *testing.T) {
if err != nil {
t.Log(err.Error())
t.FailNow()
}
}
// check for expected errors
func checkWantedError(err error, t *testing.T) {
if err == nil {
t.FailNow()
}
}