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tailscale/wgengine/wgcfg/parser_test.go

74 lines
1.8 KiB
Go

// Copyright (c) 2021 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 wgcfg
import (
"reflect"
"runtime"
"testing"
)
func noError(t *testing.T, err error) bool {
if err == nil {
return true
}
_, fn, line, _ := runtime.Caller(1)
t.Errorf("Error at %s:%d: %#v", fn, line, err)
return false
}
func equal(t *testing.T, expected, actual interface{}) bool {
if reflect.DeepEqual(expected, actual) {
return true
}
_, fn, line, _ := runtime.Caller(1)
t.Errorf("Failed equals at %s:%d\nactual %#v\nexpected %#v", fn, line, actual, expected)
return false
}
func TestParseEndpoint(t *testing.T) {
_, _, err := parseEndpoint("[192.168.42.0:]:51880")
if err == nil {
t.Error("Error was expected")
}
host, port, err := parseEndpoint("192.168.42.0:51880")
if noError(t, err) {
equal(t, "192.168.42.0", host)
equal(t, uint16(51880), port)
}
host, port, err = parseEndpoint("test.wireguard.com:18981")
if noError(t, err) {
equal(t, "test.wireguard.com", host)
equal(t, uint16(18981), port)
}
host, port, err = parseEndpoint("[2607:5300:60:6b0::c05f:543]:2468")
if noError(t, err) {
equal(t, "2607:5300:60:6b0::c05f:543", host)
equal(t, uint16(2468), port)
}
_, _, err = parseEndpoint("[::::::invalid:18981")
if err == nil {
t.Error("Error was expected")
}
}
func TestValidateEndpoints(t *testing.T) {
tests := []struct {
in string
want error
}{
{"", nil},
{"1.2.3.4:5", nil},
{"1.2.3.4:5,6.7.8.9:10", nil},
{",", &ParseError{why: "Missing port from endpoint", offender: ""}},
}
for _, tt := range tests {
got := validateEndpoints(tt.in)
if !reflect.DeepEqual(got, tt.want) {
t.Errorf("%q = %#v (%s); want %#v (%s)", tt.in, got, got, tt.want, tt.want)
}
}
}