tailscale/net/interfaces/interfaces_test.go
Brad Fitzpatrick 5c1e443d34 wgengine/monitor: don't call LinkChange when interfaces look unchanged
Basically, don't trust the OS-level link monitor to only tell you
interesting things. Sanity check it.

Also, move the interfaces package into the net directory now that we
have it.
2020-03-10 11:03:19 -07:00

32 lines
599 B
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)
}
}
}