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# SPDX-FileCopyrightText: 2024 Greenbone AG
#
# SPDX-License-Identifier: GPL-3.0-or-later
import unittest
from unittest.mock import MagicMock
from gvm.protocols.core import InvalidStateError, Response
from gvm.protocols.core._connection import (
AwaitingResponseState,
Context,
ErrorState,
InitialState,
ReceivingDataState,
)
class RequestMock:
def __init__(self, data: bytes) -> None:
self._data = data
def __bytes__(self) -> bytes:
return self._data
class InitialStateTestCase(unittest.TestCase):
def test_receive_data(self) -> None:
context = MagicMock(spec=Context)
state = InitialState()
state.__set_context__(context)
with self.assertRaisesRegex(InvalidStateError, "Invalid State"):
state.receive_data(b"some data")
def test_close(self) -> None:
context = MagicMock(spec=Context)
state = InitialState()
state.__set_context__(context)
state.close()
context.__set_state__.assert_not_called()
def test_send(self) -> None:
context = MagicMock(spec=Context)
state = InitialState()
state.__set_context__(context)
request = RequestMock(b"some data")
data = state.send(request)
self.assertEqual(data, b"some data")
self.assertIsInstance(
context.__set_state__.call_args[0][0], AwaitingResponseState
)
class AwaitingResponseStateTestCase(unittest.TestCase):
def test_receive_data(self) -> None:
context = MagicMock(spec=Context)
request = RequestMock(b"<start>")
state = AwaitingResponseState(request)
state.__set_context__(context)
response = state.receive_data(b"<element>")
self.assertIsNone(response)
self.assertIsInstance(
context.__set_state__.call_args[0][0], ReceivingDataState
)
def test_close(self) -> None:
context = MagicMock(spec=Context)
request = RequestMock(b"<start>")
state = AwaitingResponseState(request)
state.__set_context__(context)
state.close()
self.assertIsInstance(
context.__set_state__.call_args[0][0], InitialState
)
def test_send(self) -> None:
context = MagicMock(spec=Context)
request = RequestMock(b"<start>")
state = AwaitingResponseState(request)
state.__set_context__(context)
with self.assertRaisesRegex(InvalidStateError, "Invalid State"):
another_request = RequestMock(b"<element>")
state.send(another_request)
class ErrorStateTestCase(unittest.TestCase):
def test_receive_data(self) -> None:
context = MagicMock(spec=Context)
state = ErrorState()
state.__set_context__(context)
with self.assertRaisesRegex(
InvalidStateError,
"^The connection is in an error state. Please close the connection.$",
):
state.receive_data(b"some data")
def test_close(self) -> None:
context = MagicMock(spec=Context)
state = ErrorState()
state.__set_context__(context)
state.close()
self.assertIsInstance(
context.__set_state__.call_args[0][0], InitialState
)
def test_send(self) -> None:
context = MagicMock(spec=Context)
state = ErrorState()
state.__set_context__(context)
with self.assertRaisesRegex(
InvalidStateError,
"^The connection is in an error state. Please close the connection.$",
):
state.receive_data(b"some data")
class ReceivingDataStateTestCase(unittest.TestCase):
def test_receive_data(self) -> None:
context = MagicMock(spec=Context)
request = RequestMock(b"<start/>")
state = ReceivingDataState(request)
state.__set_context__(context)
response = state.receive_data(b"<response>")
self.assertIsNone(response)
response = state.receive_data(b"</response>")
self.assertIsNotNone(response)
self.assertIsInstance(response, Response)
self.assertEqual(response.data, b"<response></response>") # type: ignore
self.assertIsInstance(
context.__set_state__.call_args[0][0], InitialState
)
def test_close(self) -> None:
context = MagicMock(spec=Context)
request = RequestMock(b"<start/>")
state = ReceivingDataState(request)
state.__set_context__(context)
state.close()
self.assertIsInstance(
context.__set_state__.call_args[0][0], InitialState
)
def test_send(self) -> None:
context = MagicMock(spec=Context)
request = RequestMock(b"<start/>")
state = ReceivingDataState(request)
state.__set_context__(context)
with self.assertRaisesRegex(InvalidStateError, "Invalid State"):
another_request = RequestMock(b"<element>")
state.send(another_request)
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