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tailscale/net/interfaces/interfaces_test.go

63 lines
1.2 KiB
Go

// Copyright (c) 2020 Tailscale Inc & AUTHORS All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package interfaces
import (
"net"
"testing"
)
func TestIsTailscaleIP(t *testing.T) {
tests := []struct {
ip string
want bool
}{
{"100.81.251.94", true},
{"8.8.8.8", false},
}
for _, tt := range tests {
ip := net.ParseIP(tt.ip)
if ip == nil {
t.Fatalf("failed to parse IP %q", tt.ip)
}
got := IsTailscaleIP(ip)
if got != tt.want {
t.Errorf("F(%q) = %v; want %v", tt.ip, got, tt.want)
}
}
}
func TestGetState(t *testing.T) {
st, err := GetState()
if err != nil {
t.Fatal(err)
}
t.Logf("Got: %#v", st)
t.Logf("As string: %s", st)
st2, err := GetState()
if err != nil {
t.Fatal(err)
}
if !st.Equal(st2) {
// let's assume nobody was changing the system network interfaces between
// the two GetState calls.
t.Fatal("two States back-to-back were not equal")
}
st.RemoveTailscaleInterfaces()
t.Logf("As string without Tailscale:\n\t%s", st)
}
func TestLikelyHomeRouterIP(t *testing.T) {
gw, my, ok := LikelyHomeRouterIP()
if !ok {
t.Logf("no result")
return
}
t.Logf("myIP = %v; gw = %v", my, gw)
}