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// SPDX-FileCopyrightText: 2023 The Pion community <https://pion.ly>
// SPDX-License-Identifier: MIT
package stun
import (
"bytes"
"encoding/hex"
"testing"
)
func TestMessageIntegrity_AddTo_Simple(t *testing.T) {
i := NewLongTermIntegrity("user", "realm", "pass")
expected, err := hex.DecodeString("8493fbc53ba582fb4c044c456bdc40eb")
if err != nil {
t.Fatal(err)
}
if !bytes.Equal(expected, i) {
t.Error(ErrIntegrityMismatch)
}
t.Run("Check", func(t *testing.T) {
m := new(Message)
m.WriteHeader()
if err := i.AddTo(m); err != nil {
t.Error(err)
}
NewSoftware("software").AddTo(m) //nolint:errcheck,gosec
m.WriteHeader()
dM := new(Message)
dM.Raw = m.Raw
if err := dM.Decode(); err != nil {
t.Error(err)
}
if err := i.Check(dM); err != nil {
t.Error(err)
}
dM.Raw[24] += 12 // HMAC now invalid
if i.Check(dM) == nil {
t.Error("should be invalid")
}
})
}
func TestMessageIntegrityWithFingerprint(t *testing.T) {
m := new(Message)
m.TransactionID = [TransactionIDSize]byte{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11}
m.WriteHeader()
NewSoftware("software").AddTo(m) //nolint:errcheck,gosec
i := NewShortTermIntegrity("pwd")
if i.String() != "KEY: 0x707764" {
t.Error("bad string", i)
}
if err := i.Check(m); err == nil {
t.Error("should error")
}
if err := i.AddTo(m); err != nil {
t.Fatal(err)
}
if err := Fingerprint.AddTo(m); err != nil {
t.Fatal(err)
}
if err := i.Check(m); err != nil {
t.Fatal(err)
}
m.Raw[24] = 33
if err := i.Check(m); err == nil {
t.Fatal("mismatch expected")
}
}
func TestMessageIntegrity(t *testing.T) {
m := new(Message)
i := NewShortTermIntegrity("password")
m.WriteHeader()
if err := i.AddTo(m); err != nil {
t.Error(err)
}
_, err := m.Get(AttrMessageIntegrity)
if err != nil {
t.Error(err)
}
}
func TestMessageIntegrityBeforeFingerprint(t *testing.T) {
m := new(Message)
m.WriteHeader()
Fingerprint.AddTo(m) //nolint:errcheck,gosec
i := NewShortTermIntegrity("password")
if err := i.AddTo(m); err == nil {
t.Error("should error")
}
}
func BenchmarkMessageIntegrity_AddTo(b *testing.B) {
m := new(Message)
integrity := NewShortTermIntegrity("password")
m.WriteHeader()
b.ReportAllocs()
b.SetBytes(int64(len(m.Raw)))
for i := 0; i < b.N; i++ {
m.WriteHeader()
if err := integrity.AddTo(m); err != nil {
b.Error(err)
}
m.Reset()
}
}
func BenchmarkMessageIntegrity_Check(b *testing.B) {
m := new(Message)
m.Raw = make([]byte, 0, 1024)
NewSoftware("software").AddTo(m) //nolint:errcheck,gosec
integrity := NewShortTermIntegrity("password")
b.ReportAllocs()
m.WriteHeader()
b.SetBytes(int64(len(m.Raw)))
if err := integrity.AddTo(m); err != nil {
b.Error(err)
}
m.WriteLength()
for i := 0; i < b.N; i++ {
if err := integrity.Check(m); err != nil {
b.Fatal(err)
}
}
}
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