import sys
import unittest
from pathlib import Path
from unittest import mock

sys.path.insert(0, str(Path(__file__).resolve().parents[1] / "src"))

from cthulhu.plugins.nvda2cthulhu import plugin as nvda_plugin


class Nvda2CthulhuRegressionTests(unittest.TestCase):
    def _make_plugin(self):
        plugin = nvda_plugin.Nvda2Cthulhu.__new__(nvda_plugin.Nvda2Cthulhu)
        plugin.interruptEnabled = True
        plugin._dependencies_available = mock.Mock(return_value=True)
        return plugin

    def test_text_cancel_speech_frame_is_cancel_request(self):
        plugin = self._make_plugin()

        self.assertEqual(("CancelSpeech", None), plugin._parse_request("CancelSpeech"))

    def test_websocket_speech_is_queued_instead_of_handled_synchronously(self):
        plugin = self._make_plugin()
        plugin._translation_enabled = mock.Mock(return_value=False)

        with mock.patch.object(nvda_plugin.speech, "speak") as speak:
            plugin.handle_message("hello")

        speak.assert_not_called()

    def test_queued_websocket_speech_runs_on_main_loop(self):
        if not hasattr(nvda_plugin, "GLib"):
            self.fail("nvda2cthulhu does not expose a GLib main-loop dispatcher")

        plugin = self._make_plugin()
        plugin._translation_enabled = mock.Mock(return_value=False)

        with mock.patch.object(nvda_plugin.GLib, "idle_add", side_effect=lambda callback, *args: callback(*args)), \
             mock.patch.object(nvda_plugin.speech, "speak") as speak:
            plugin.handle_message("hello")

        speak.assert_called_once_with("hello", interrupt=True)


if __name__ == "__main__":
    unittest.main()