Files
WhisperLive/tests/test_client_extended.py
Aaron Boxer c5ec7f4a99 Add reconnect logic to WebSocket client
- New params: max_retries (default 0), retry_delay (default 5s)
- On unexpected close, retries up to max_retries times
- Does not retry on server_error (server rejected connection)
- Extracted _create_websocket() helper for reuse
- Added 4 unit tests for reconnect behavior
2026-05-26 05:45:37 -04:00

306 lines
12 KiB
Python

import json
import time
import unittest
from unittest.mock import patch, MagicMock, PropertyMock
from whisper_live.client import Client, TranscriptionTeeClient
class TestClientStatusMessages(unittest.TestCase):
"""Tests for Client.handle_status_messages() and on_message() branches."""
@patch("whisper_live.client.websocket.WebSocketApp")
@patch("whisper_live.client.pyaudio.PyAudio")
def setUp(self, mock_pyaudio, mock_websocket):
mock_pyaudio.return_value.open.return_value = MagicMock()
self.client = Client(host="localhost", port=9090, lang="en")
def tearDown(self):
self.client.close_websocket()
def test_wait_status(self):
msg = {"uid": self.client.uid, "status": "WAIT", "message": 5.0}
self.client.handle_status_messages(msg)
self.assertTrue(self.client.waiting)
def test_error_status(self):
msg = {"uid": self.client.uid, "status": "ERROR", "message": "model not found"}
self.client.handle_status_messages(msg)
self.assertTrue(self.client.server_error)
def test_warning_status_no_side_effects(self):
msg = {"uid": self.client.uid, "status": "WARNING", "message": "fallback backend"}
self.client.handle_status_messages(msg)
self.assertFalse(self.client.server_error)
self.assertFalse(self.client.waiting)
def test_on_message_wrong_uid_ignored(self):
msg = json.dumps({"uid": "wrong-uid", "segments": [{"start": 0, "end": 1, "text": "hi", "completed": True}]})
self.client.on_message(MagicMock(), msg)
self.assertEqual(len(self.client.transcript), 0)
def test_on_message_disconnect(self):
self.client.recording = True
msg = json.dumps({"uid": self.client.uid, "message": "DISCONNECT"})
self.client.on_message(MagicMock(), msg)
self.assertFalse(self.client.recording)
def test_on_message_server_ready(self):
msg = json.dumps({
"uid": self.client.uid,
"message": "SERVER_READY",
"backend": "faster_whisper",
})
self.client.on_message(MagicMock(), msg)
self.assertTrue(self.client.recording)
self.assertEqual(self.client.server_backend, "faster_whisper")
def test_on_message_language_detection(self):
msg = json.dumps({
"uid": self.client.uid,
"language": "fr",
"language_prob": 0.95,
})
self.client.on_message(MagicMock(), msg)
self.assertEqual(self.client.language, "fr")
class TestClientTranslationFlow(unittest.TestCase):
"""Tests for the translation-related client functionality."""
@patch("whisper_live.client.websocket.WebSocketApp")
@patch("whisper_live.client.pyaudio.PyAudio")
def setUp(self, mock_pyaudio, mock_websocket):
mock_pyaudio.return_value.open.return_value = MagicMock()
self.client = Client(
host="localhost",
port=9090,
lang="en",
enable_translation=True,
target_language="es",
)
# simulate SERVER_READY so server_backend is set
ready_msg = json.dumps({
"uid": self.client.uid,
"message": "SERVER_READY",
"backend": "faster_whisper",
})
self.client.on_message(MagicMock(), ready_msg)
def tearDown(self):
self.client.close_websocket()
def test_on_open_includes_translation_fields(self):
mock_ws = MagicMock()
self.client.on_open(mock_ws)
sent = json.loads(mock_ws.send.call_args[0][0])
self.assertTrue(sent["enable_translation"])
self.assertEqual(sent["target_language"], "es")
def test_translated_segments_processed(self):
msg = json.dumps({
"uid": self.client.uid,
"translated_segments": [
{"start": "0.000", "end": "1.000", "text": "Hola mundo", "completed": True},
],
})
self.client.on_message(MagicMock(), msg)
self.assertEqual(len(self.client.translated_transcript), 1)
self.assertEqual(self.client.translated_transcript[0]["text"], "Hola mundo")
def test_translation_callback_invoked(self):
callback = MagicMock()
self.client.translation_callback = callback
msg = json.dumps({
"uid": self.client.uid,
"translated_segments": [
{"start": "0.000", "end": "1.000", "text": "Hola", "completed": True},
],
})
self.client.on_message(MagicMock(), msg)
callback.assert_called_once()
def test_translation_callback_exception_handled(self):
callback = MagicMock(side_effect=RuntimeError("callback broke"))
self.client.translation_callback = callback
msg = json.dumps({
"uid": self.client.uid,
"translated_segments": [
{"start": "0.000", "end": "1.000", "text": "Hola", "completed": True},
],
})
# should not raise
self.client.on_message(MagicMock(), msg)
class TestClientTranscriptionCallback(unittest.TestCase):
"""Tests for the transcription callback feature."""
@patch("whisper_live.client.websocket.WebSocketApp")
@patch("whisper_live.client.pyaudio.PyAudio")
def setUp(self, mock_pyaudio, mock_websocket):
mock_pyaudio.return_value.open.return_value = MagicMock()
self.callback = MagicMock()
self.client = Client(
host="localhost",
port=9090,
lang="en",
transcription_callback=self.callback,
)
ready_msg = json.dumps({
"uid": self.client.uid,
"message": "SERVER_READY",
"backend": "faster_whisper",
})
self.client.on_message(MagicMock(), ready_msg)
def tearDown(self):
self.client.close_websocket()
def test_callback_receives_text_and_segments(self):
msg = json.dumps({
"uid": self.client.uid,
"segments": [
{"start": "0.000", "end": "1.000", "text": "Hello", "completed": True},
],
})
self.client.on_message(MagicMock(), msg)
self.callback.assert_called_once()
text_arg, segments_arg = self.callback.call_args[0]
self.assertIn("Hello", text_arg)
self.assertIsInstance(segments_arg, list)
def test_callback_exception_does_not_crash(self):
self.callback.side_effect = ValueError("boom")
msg = json.dumps({
"uid": self.client.uid,
"segments": [
{"start": "0.000", "end": "1.000", "text": "Test", "completed": True},
],
})
# should not raise
self.client.on_message(MagicMock(), msg)
class TestClientSrtWriting(unittest.TestCase):
"""Tests for Client.write_srt_file() edge cases."""
@patch("whisper_live.client.websocket.WebSocketApp")
@patch("whisper_live.client.pyaudio.PyAudio")
def setUp(self, mock_pyaudio, mock_websocket):
mock_pyaudio.return_value.open.return_value = MagicMock()
self.client = Client(host="localhost", port=9090, lang="en")
self.client.server_backend = "faster_whisper"
def tearDown(self):
self.client.close_websocket()
import os
for f in ["test_out.srt"]:
if os.path.exists(f):
os.remove(f)
def test_write_srt_empty_transcript_with_last_segment(self):
self.client.transcript = []
self.client.last_segment = {"start": "0.000", "end": "1.000", "text": "final"}
self.client.write_srt_file("test_out.srt")
self.assertEqual(len(self.client.transcript), 1)
self.assertEqual(self.client.transcript[0]["text"], "final")
def test_write_srt_appends_last_segment_if_different(self):
self.client.transcript = [{"start": "0.000", "end": "1.000", "text": "first"}]
self.client.last_segment = {"start": "1.000", "end": "2.000", "text": "second"}
self.client.write_srt_file("test_out.srt")
self.assertEqual(len(self.client.transcript), 2)
def test_write_srt_no_duplicate_last_segment(self):
self.client.transcript = [{"start": "0.000", "end": "1.000", "text": "same"}]
self.client.last_segment = {"start": "0.000", "end": "1.000", "text": "same"}
self.client.write_srt_file("test_out.srt")
self.assertEqual(len(self.client.transcript), 1)
class TestWaitBeforeDisconnect(unittest.TestCase):
"""Tests for Client.wait_before_disconnect()."""
@patch("whisper_live.client.websocket.WebSocketApp")
@patch("whisper_live.client.pyaudio.PyAudio")
def setUp(self, mock_pyaudio, mock_websocket):
mock_pyaudio.return_value.open.return_value = MagicMock()
self.client = Client(host="localhost", port=9090, lang="en")
def tearDown(self):
self.client.close_websocket()
def test_raises_if_no_response(self):
self.client.last_response_received = None
with self.assertRaises(AssertionError):
self.client.wait_before_disconnect()
def test_returns_immediately_if_timeout_elapsed(self):
self.client.last_response_received = time.time() - 100
self.client.disconnect_if_no_response_for = 15
start = time.time()
self.client.wait_before_disconnect()
elapsed = time.time() - start
self.assertLess(elapsed, 1.0)
class TestTeeClientEdgeCases(unittest.TestCase):
"""Edge cases for TranscriptionTeeClient."""
def test_empty_clients_raises(self):
with self.assertRaises(Exception):
TranscriptionTeeClient([])
class TestClientReconnect(unittest.TestCase):
"""Tests for reconnection logic."""
@patch("whisper_live.client.websocket.WebSocketApp")
@patch("whisper_live.client.pyaudio.PyAudio")
def test_reconnect_on_close(self, mock_pyaudio, mock_websocket):
mock_pyaudio.return_value.open.return_value = MagicMock()
client = Client(host="localhost", port=9090, lang="en", max_retries=2, retry_delay=0)
initial_socket = client.client_socket
client.on_close(MagicMock(), 1006, "abnormal closure")
self.assertEqual(client._retry_count, 1)
# A new websocket should have been created
self.assertIsNotNone(client.client_socket)
client.close_websocket()
@patch("whisper_live.client.websocket.WebSocketApp")
@patch("whisper_live.client.pyaudio.PyAudio")
def test_no_reconnect_on_server_error(self, mock_pyaudio, mock_websocket):
mock_pyaudio.return_value.open.return_value = MagicMock()
client = Client(host="localhost", port=9090, lang="en", max_retries=2, retry_delay=0)
client.server_error = True
client.on_close(MagicMock(), 1000, "normal")
self.assertEqual(client._retry_count, 0)
client.close_websocket()
@patch("whisper_live.client.websocket.WebSocketApp")
@patch("whisper_live.client.pyaudio.PyAudio")
def test_no_reconnect_when_max_retries_zero(self, mock_pyaudio, mock_websocket):
mock_pyaudio.return_value.open.return_value = MagicMock()
client = Client(host="localhost", port=9090, lang="en", max_retries=0, retry_delay=0)
client.on_close(MagicMock(), 1006, "abnormal closure")
self.assertEqual(client._retry_count, 0)
client.close_websocket()
@patch("whisper_live.client.websocket.WebSocketApp")
@patch("whisper_live.client.pyaudio.PyAudio")
def test_stops_after_max_retries(self, mock_pyaudio, mock_websocket):
mock_pyaudio.return_value.open.return_value = MagicMock()
client = Client(host="localhost", port=9090, lang="en", max_retries=2, retry_delay=0)
client.on_close(MagicMock(), 1006, "closed")
client.on_close(MagicMock(), 1006, "closed")
self.assertEqual(client._retry_count, 2)
# third close should NOT retry
client.on_close(MagicMock(), 1006, "closed")
self.assertEqual(client._retry_count, 2)
client.close_websocket()
if __name__ == "__main__":
unittest.main()