Files
coredhcp/plugins/autoconfigure/plugin_test.go
2025-06-30 09:23:28 +08:00

119 lines
2.9 KiB
Go

// 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 autoconfigure
import (
"bytes"
"net"
"testing"
"github.com/insomniacslk/dhcp/dhcpv4"
)
func TestOptionRequested0(t *testing.T) {
req, err := dhcpv4.NewDiscovery(net.HardwareAddr{0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff})
if err != nil {
t.Fatal(err)
}
req.UpdateOption(dhcpv4.OptGeneric(dhcpv4.OptionAutoConfigure, []byte{1}))
stub, err := dhcpv4.NewReplyFromRequest(req,
dhcpv4.WithMessageType(dhcpv4.MessageTypeOffer),
)
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")
}
opt := resp.Options.Get(dhcpv4.OptionAutoConfigure)
if opt == nil {
t.Fatal("plugin did not return the Auto-Configure option")
}
if !bytes.Equal(opt, []byte{0}) {
t.Errorf("plugin gave wrong option response: %v", opt)
}
}
func TestOptionRequested1(t *testing.T) {
req, err := dhcpv4.NewDiscovery(net.HardwareAddr{0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff})
if err != nil {
t.Fatal(err)
}
req.UpdateOption(dhcpv4.OptGeneric(dhcpv4.OptionAutoConfigure, []byte{1}))
stub, err := dhcpv4.NewReplyFromRequest(req,
dhcpv4.WithMessageType(dhcpv4.MessageTypeOffer),
)
if err != nil {
t.Fatal(err)
}
autoconfigure = 1
resp, stop := Handler4(req, stub)
if resp == nil {
t.Fatal("plugin did not return a message")
}
if stop {
t.Error("plugin interrupted processing")
}
opt := resp.Options.Get(dhcpv4.OptionAutoConfigure)
if opt == nil {
t.Fatal("plugin did not return the Auto-Configure option")
}
if !bytes.Equal(opt, []byte{1}) {
t.Errorf("plugin gave wrong option response: %v", opt)
}
}
func TestNotRequestedAssignedIP(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,
dhcpv4.WithMessageType(dhcpv4.MessageTypeOffer),
)
if err != nil {
t.Fatal(err)
}
stub.YourIPAddr = net.ParseIP("192.0.2.100")
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.OptionAutoConfigure) != nil {
t.Error("plugin responsed with AutoConfigure option")
}
}
func TestNotRequestedNoIP(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,
dhcpv4.WithMessageType(dhcpv4.MessageTypeOffer),
)
if err != nil {
t.Fatal(err)
}
resp, stop := Handler4(req, stub)
if resp != nil {
t.Error("plugin returned a message")
}
if !stop {
t.Error("plugin did not interrupt processing")
}
}