syncthing/lib/connections/lan_test.go

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// Copyright (C) 2017 The Syncthing Authors.
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this file,
// You can obtain one at https://mozilla.org/MPL/2.0/.
package connections
import (
"testing"
"github.com/syncthing/syncthing/lib/config"
"github.com/syncthing/syncthing/lib/events"
"github.com/syncthing/syncthing/lib/protocol"
)
func TestIsLANHost(t *testing.T) {
cases := []struct {
addr string
lan bool
}{
// loopback
{"127.0.0.1:22000", true},
{"127.0.0.1", true},
// local nets
{"10.20.30.40:22000", true},
{"10.20.30.40", true},
// neither
{"192.0.2.1:22000", false},
{"192.0.2.1", false},
// doesn't resolve
{"[banana::phone]:hello", false},
{"„‹›fl´fi·‰ˇ¨Á˝", false},
}
cfg := config.Wrap("/dev/null", config.Configuration{
Options: config.OptionsConfiguration{
AlwaysLocalNets: []string{"10.20.30.0/24"},
},
}, protocol.LocalDeviceID, events.NoopLogger)
s := &lanChecker{cfg: cfg}
for _, tc := range cases {
res := s.isLANHost(tc.addr)
if res != tc.lan {
t.Errorf("isLANHost(%q) => %v, expected %v", tc.addr, res, tc.lan)
}
}
}