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tailscale/net/tsaddr/tsaddr_test.go

96 lines
2.5 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 tsaddr
import (
"testing"
"inet.af/netaddr"
)
func TestInCrostiniRange(t *testing.T) {
tests := []struct {
ip netaddr.IP
want bool
}{
{netaddr.IPv4(192, 168, 0, 1), false},
{netaddr.IPv4(100, 101, 102, 103), false},
{netaddr.IPv4(100, 115, 92, 0), true},
{netaddr.IPv4(100, 115, 92, 5), true},
{netaddr.IPv4(100, 115, 92, 255), true},
{netaddr.IPv4(100, 115, 93, 40), true},
{netaddr.IPv4(100, 115, 94, 1), false},
}
for _, test := range tests {
if got := ChromeOSVMRange().Contains(test.ip); got != test.want {
t.Errorf("inCrostiniRange(%q) = %v, want %v", test.ip, got, test.want)
}
}
}
func TestChromeOSVMRange(t *testing.T) {
if got, want := ChromeOSVMRange().String(), "100.115.92.0/23"; got != want {
t.Errorf("got %q; want %q", got, want)
}
}
func TestCGNATRange(t *testing.T) {
if got, want := CGNATRange().String(), "100.64.0.0/10"; got != want {
t.Errorf("got %q; want %q", got, want)
}
}
func TestIsUla(t *testing.T) {
tests := []struct {
name string
ip string
want bool
}{
{"first ULA", "fc00::1", true},
{"not ULA", "fb00::1", false},
{"Tailscale", "fd7a:115c:a1e0::1", true},
{"Cloud Run", "fddf:3978:feb1:d745::1", true},
{"zeros", "0000:0000:0000:0000:0000:0000:0000:0000", false},
{"Link Local", "fe80::1", false},
{"Global", "2602::1", false},
}
for _, test := range tests {
if got := IsULA(netaddr.MustParseIP(test.ip)); got != test.want {
t.Errorf("IsULA(%s) = %v, want %v", test.name, got, test.want)
}
}
}
func TestNewContainsIPFunc(t *testing.T) {
f := NewContainsIPFunc([]netaddr.IPPrefix{netaddr.MustParseIPPrefix("10.0.0.0/8")})
if f(netaddr.MustParseIP("8.8.8.8")) {
t.Fatal("bad")
}
if !f(netaddr.MustParseIP("10.1.2.3")) {
t.Fatal("bad")
}
f = NewContainsIPFunc([]netaddr.IPPrefix{netaddr.MustParseIPPrefix("10.1.2.3/32")})
if !f(netaddr.MustParseIP("10.1.2.3")) {
t.Fatal("bad")
}
f = NewContainsIPFunc([]netaddr.IPPrefix{
netaddr.MustParseIPPrefix("10.1.2.3/32"),
netaddr.MustParseIPPrefix("::2/128"),
})
if !f(netaddr.MustParseIP("::2")) {
t.Fatal("bad")
}
f = NewContainsIPFunc([]netaddr.IPPrefix{
netaddr.MustParseIPPrefix("10.1.2.3/32"),
netaddr.MustParseIPPrefix("10.1.2.4/32"),
netaddr.MustParseIPPrefix("::2/128"),
})
if !f(netaddr.MustParseIP("10.1.2.4")) {
t.Fatal("bad")
}
}