mautrix-go/crypto/goolm/message/group_message_test.go

63 lines
2.0 KiB
Go

package message_test
import (
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"maunium.net/go/mautrix/crypto/goolm/aessha2"
"maunium.net/go/mautrix/crypto/goolm/crypto"
"maunium.net/go/mautrix/crypto/goolm/message"
)
func TestGroupMessageDecode(t *testing.T) {
messageRaw := []byte("\x03\x08\xC8\x01\x12\x0aciphertexthmacsha2")
signature := []byte("signature1234567891234567890123412345678912345678912345678901234")
messageRaw = append(messageRaw, signature...)
expectedMessageIndex := uint32(200)
expectedCipherText := []byte("ciphertext")
msg := message.GroupMessage{}
err := msg.Decode(messageRaw)
assert.NoError(t, err)
assert.EqualValues(t, 3, msg.Version)
assert.Equal(t, expectedMessageIndex, msg.MessageIndex)
assert.Equal(t, expectedCipherText, msg.Ciphertext)
}
func TestGroupMessageEncode(t *testing.T) {
hmacsha256 := []byte("hmacsha2")
sign := []byte("signature")
msg := message.GroupMessage{
Version: 3,
MessageIndex: 200,
Ciphertext: []byte("ciphertext"),
}
cipher, err := aessha2.NewAESSHA2(nil, nil)
require.NoError(t, err)
encoded, err := msg.EncodeAndMACAndSign(cipher, crypto.Ed25519GenerateFromSeed(make([]byte, 32)))
assert.NoError(t, err)
encoded = append(encoded, hmacsha256...)
encoded = append(encoded, sign...)
expected := []byte{
0x03, // Version
0x08,
0xC8, // 200
0x01,
0x12,
0x0a,
}
expected = append(expected, []byte("ciphertext")...)
expected = append(expected, []byte{
0x6f, 0x95, 0x35, 0x51, 0xdc, 0xdb, 0xcb, 0x03, 0x0b, 0x22, 0xa2, 0xa7, 0xa1, 0xb7, 0x4f, 0x1a,
0xa3, 0xe9, 0x5c, 0x05, 0x5d, 0x56, 0xdc, 0x5b, 0x87, 0x73, 0x05, 0x42, 0x2a, 0x59, 0x9a, 0x9a,
0x26, 0x7a, 0x8d, 0xba, 0x65, 0xb2, 0x17, 0x65, 0x51, 0x6f, 0x37, 0xf3, 0x8f, 0xa1, 0x70, 0xd0,
0xc4, 0x06, 0x05, 0xdc, 0x17, 0x71, 0x5e, 0x63, 0x84, 0xbe, 0xec, 0x7b, 0xa0, 0xc4, 0x08, 0xb8,
0x9b, 0xc5, 0x08, 0x16, 0xad, 0xe5, 0x43, 0x0c,
}...)
expected = append(expected, []byte("hmacsha2signature")...)
assert.Equal(t, expected, encoded)
}