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// Copyright 2018-present the CoreDHCP Authors. All rights reserved
// This source code is licensed under the MIT license found in the
// LICENSE file in the root directory of this source tree.
package ipv6only
import (
"bytes"
"net"
"testing"
"time"
"github.com/insomniacslk/dhcp/dhcpv4"
)
func TestOptionRequested(t *testing.T) {
req, err := dhcpv4.NewDiscovery(net.HardwareAddr{0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff})
if err != nil {
t.Fatal(err)
}
req.UpdateOption(dhcpv4.OptParameterRequestList(dhcpv4.OptionBroadcastAddress, dhcpv4.OptionIPv6OnlyPreferred))
stub, err := dhcpv4.NewReplyFromRequest(req)
if err != nil {
t.Fatal(err)
}
v6only_wait = 0x1234 * time.Second
resp, stop := Handler4(req, stub)
if resp == nil {
t.Fatal("plugin did not return a message")
}
if !stop {
t.Error("plugin did not interrupt processing")
}
opt := resp.Options.Get(dhcpv4.OptionIPv6OnlyPreferred)
if opt == nil {
t.Fatal("plugin did not return the IPv6-Only Preferred option")
}
if !bytes.Equal(opt, []byte{0x00, 0x00, 0x12, 0x34}) {
t.Errorf("plugin gave wrong option response: %v", opt)
}
}
func TestNotRequested(t *testing.T) {
req, err := dhcpv4.NewDiscovery(net.HardwareAddr{0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff})
if err != nil {
t.Fatal(err)
}
stub, err := dhcpv4.NewReplyFromRequest(req)
if err != nil {
t.Fatal(err)
}
resp, stop := Handler4(req, stub)
if resp == nil {
t.Fatal("plugin did not return a message")
}
if stop {
t.Error("plugin interrupted processing")
}
if resp.Options.Get(dhcpv4.OptionIPv6OnlyPreferred) != nil {
t.Error("Found IPv6-Only Preferred option when not requested")
}
}
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