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Refactor server handshake test

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This commit is contained in:
9seconds
2021-03-24 09:18:44 +03:00
parent ea698259d5
commit 933855a233
1 changed files with 43 additions and 34 deletions
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mtglib/internal/obfuscated2/server_handshake_test.go
+43 -34
View File
@@ -15,19 +15,22 @@ import (
type ServerHandshakeTestSuite struct {
suite.Suite
connMock *testlib.NetConnMock
proxyConn *obfuscated2.Conn
encryptor cipher.Stream
decryptor cipher.Stream
}
func (suite *ServerHandshakeTestSuite) TestOk() {
func (suite *ServerHandshakeTestSuite) SetupTest() {
buf := &bytes.Buffer{}
connMock := &testlib.NetConnMock{}
suite.connMock = &testlib.NetConnMock{}
encryptor, decryptor, err := obfuscated2.ServerHandshake(buf)
suite.NotNil(encryptor)
suite.NotNil(decryptor)
suite.NoError(err)
proxyConn := &obfuscated2.Conn{
Conn: connMock,
suite.proxyConn = &obfuscated2.Conn{
Conn: suite.connMock,
Encryptor: encryptor,
Decryptor: decryptor,
}
@@ -35,9 +38,10 @@ func (suite *ServerHandshakeTestSuite) TestOk() {
serverEncrypted := buf.Bytes()
decBlock, _ := aes.NewCipher(serverEncrypted[8 : 8+32])
serverDecryptor := cipher.NewCTR(decBlock, serverEncrypted[8+32:8+32+16])
suite.decryptor = cipher.NewCTR(decBlock, serverEncrypted[8+32:8+32+16])
serverDecrypted := make([]byte, len(serverEncrypted))
serverDecryptor.XORKeyStream(serverDecrypted, serverEncrypted)
suite.decryptor.XORKeyStream(serverDecrypted, serverEncrypted)
suite.Equal("3d3d3Q",
base64.RawStdEncoding.EncodeToString(serverDecrypted[8+32+16:8+32+16+4]))
@@ -49,44 +53,49 @@ func (suite *ServerHandshakeTestSuite) TestOk() {
}
encBlock, _ := aes.NewCipher(serverEncryptedReverted[8 : 8+32])
serverEncryptor := cipher.NewCTR(encBlock, serverEncryptedReverted[8+32:8+32+16])
suite.encryptor = cipher.NewCTR(encBlock, serverEncryptedReverted[8+32:8+32+16])
}
messageFromTelegram := []byte{1, 2, 3, 4, 5}
// messageToTelegram := []byte{10, 11, 13, 14}
bufferToRead := make([]byte, 5)
func (suite *ServerHandshakeTestSuite) TearDownTest() {
suite.connMock.AssertExpectations(suite.T())
}
connMock.
On("Read", mock.Anything).
Return(5, nil).
Once().
Run(func(args mock.Arguments) {
messageToRead := make([]byte, len(messageFromTelegram))
serverEncryptor.XORKeyStream(messageToRead, messageFromTelegram)
copy(args.Get(0).([]byte), messageToRead)
})
func (suite *ServerHandshakeTestSuite) TestSendToTelegram() {
messageToTelegram := []byte{10, 11, 12, 13, 14, 'a'}
n, err := proxyConn.Read(bufferToRead)
suite.EqualValues(5, n)
suite.NoError(err)
suite.Equal(messageFromTelegram, bufferToRead)
messageToTelegram := []byte{10, 11, 12, 13, 14}
connMock.
suite.connMock.
On("Write", mock.Anything).
Return(5, nil).
Return(len(messageToTelegram), nil).
Once().
Run(func(args mock.Arguments) {
message := make([]byte, len(messageToTelegram))
serverDecryptor.XORKeyStream(message, args.Get(0).([]byte))
suite.decryptor.XORKeyStream(message, args.Get(0).([]byte))
suite.Equal(messageToTelegram, message)
})
n, err = proxyConn.Write(messageToTelegram)
suite.EqualValues(5, n)
n, err := suite.proxyConn.Write(messageToTelegram)
suite.EqualValues(len(messageToTelegram), n)
suite.NoError(err)
}
connMock.AssertExpectations(suite.T())
func (suite *ServerHandshakeTestSuite) TestRecieveFromTelegram() {
messageFromTelegram := []byte{10, 11, 12, 13, 14, 'a'}
buffer := make([]byte, len(messageFromTelegram))
suite.connMock.
On("Read", mock.Anything).
Return(len(messageFromTelegram), nil).
Once().
Run(func(args mock.Arguments) {
message := make([]byte, len(messageFromTelegram))
suite.encryptor.XORKeyStream(message, messageFromTelegram)
copy(args.Get(0).([]byte), message)
})
n, err := suite.proxyConn.Read(buffer)
suite.EqualValues(len(messageFromTelegram), n)
suite.NoError(err)
suite.Equal(messageFromTelegram, buffer)
}
func TestServerHandshake(t *testing.T) {