netlink/netlink_test.go

57 lines
1.1 KiB
Go

package netlink
import (
"bytes"
"github.com/vishvananda/netns"
"log"
"os"
"reflect"
"runtime"
"testing"
)
type tearDownNetlinkTest func()
func setUpNetlinkTest(t *testing.T) tearDownNetlinkTest {
if os.Getuid() != 0 {
msg := "Skipped test because it requires root privileges."
log.Printf(msg)
t.Skip(msg)
}
// new temporary namespace so we don't pollute the host
// lock thread since the namespace is thread local
runtime.LockOSThread()
var err error
ns, err := netns.New()
if err != nil {
t.Fatal("Failed to create newns", ns)
}
return func() {
ns.Close()
runtime.UnlockOSThread()
}
}
type testSerializer interface {
serializeSafe() []byte
Serialize() []byte
}
func testDeserializeSerialize(t *testing.T, orig []byte, safemsg testSerializer, msg testSerializer) {
if !reflect.DeepEqual(safemsg, msg) {
t.Fatal("Deserialization failed.\n", safemsg, "\n", msg)
}
safe := msg.serializeSafe()
if !bytes.Equal(safe, orig) {
t.Fatal("Safe serialization failed.\n", safe, "\n", orig)
}
b := msg.Serialize()
if !bytes.Equal(b, safe) {
t.Fatal("Serialization failed.\n", b, "\n", safe)
}
}