Files
pipecat/tests/test_user_turn_completion_mixin.py

145 lines
5.6 KiB
Python

#
# Copyright (c) 2024-2026, Daily
#
# SPDX-License-Identifier: BSD 2-Clause License
#
import unittest
import unittest.mock
from unittest.mock import AsyncMock
from pipecat.frames.frames import LLMFullResponseEndFrame, LLMTextFrame
from pipecat.processors.frame_processor import FrameProcessor
from pipecat.turns.user_turn_completion_mixin import (
USER_TURN_COMPLETE_MARKER,
USER_TURN_INCOMPLETE_LONG_MARKER,
USER_TURN_INCOMPLETE_SHORT_MARKER,
UserTurnCompletionLLMServiceMixin,
)
class MockProcessor(UserTurnCompletionLLMServiceMixin, FrameProcessor):
"""Simple mock processor using the turn completion mixin."""
pass
class TestUserUserTurnCompletionLLMServiceMixin(unittest.IsolatedAsyncioTestCase):
"""Tests for UserUserTurnCompletionLLMServiceMixin functionality."""
async def test_complete_marker_pushes_text(self):
"""Test that ✓ marker is detected and text after it is pushed normally."""
processor = MockProcessor()
# Capture frames that get pushed
pushed_frames = []
processor.push_frame = AsyncMock(
side_effect=lambda f, *args, **kwargs: pushed_frames.append(f)
)
# Simulate LLM generating: "✓ Hello there!"
await processor._push_turn_text(f"{USER_TURN_COMPLETE_MARKER} Hello there!")
# Should have 2 text frames: marker (skip_tts) and content (normal)
self.assertEqual(len(pushed_frames), 2)
# First frame should be the marker with skip_tts=True
self.assertIsInstance(pushed_frames[0], LLMTextFrame)
self.assertEqual(pushed_frames[0].text, USER_TURN_COMPLETE_MARKER)
self.assertTrue(pushed_frames[0].skip_tts)
# Second frame should be the actual text without skip_tts
self.assertIsInstance(pushed_frames[1], LLMTextFrame)
self.assertEqual(pushed_frames[1].text, "Hello there!")
self.assertFalse(pushed_frames[1].skip_tts)
async def test_incomplete_short_marker_suppresses_text(self):
"""Test that ○ marker suppresses text with skip_tts."""
processor = MockProcessor()
pushed_frames = []
processor.push_frame = AsyncMock(
side_effect=lambda f, *args, **kwargs: pushed_frames.append(f)
)
# Mock timeout to avoid needing task manager
processor._start_incomplete_timeout = AsyncMock()
await processor._push_turn_text(USER_TURN_INCOMPLETE_SHORT_MARKER)
# Should have 1 text frame with skip_tts=True
self.assertEqual(len(pushed_frames), 1)
self.assertIsInstance(pushed_frames[0], LLMTextFrame)
self.assertEqual(pushed_frames[0].text, USER_TURN_INCOMPLETE_SHORT_MARKER)
self.assertTrue(pushed_frames[0].skip_tts)
async def test_incomplete_long_marker_suppresses_text(self):
"""Test that ◐ marker suppresses text with skip_tts."""
processor = MockProcessor()
pushed_frames = []
processor.push_frame = AsyncMock(
side_effect=lambda f, *args, **kwargs: pushed_frames.append(f)
)
# Mock timeout to avoid needing task manager
processor._start_incomplete_timeout = AsyncMock()
await processor._push_turn_text(USER_TURN_INCOMPLETE_LONG_MARKER)
# Should have 1 text frame with skip_tts=True
self.assertEqual(len(pushed_frames), 1)
self.assertIsInstance(pushed_frames[0], LLMTextFrame)
self.assertEqual(pushed_frames[0].text, USER_TURN_INCOMPLETE_LONG_MARKER)
self.assertTrue(pushed_frames[0].skip_tts)
async def test_text_buffered_until_marker_found(self):
"""Test that text is buffered until a marker is detected."""
processor = MockProcessor()
pushed_frames = []
processor.push_frame = AsyncMock(
side_effect=lambda f, *args, **kwargs: pushed_frames.append(f)
)
# Simulate token-by-token streaming without marker
await processor._push_turn_text("Hello")
await processor._push_turn_text(" there")
# No frames should be pushed yet (buffering)
self.assertEqual(len(pushed_frames), 0)
# Now send the complete marker
await processor._push_turn_text(f" {USER_TURN_COMPLETE_MARKER} How are you?")
# Now frames should be pushed
self.assertEqual(len(pushed_frames), 2)
async def test_turn_state_reset_after_llm_full_response_end_frame(self):
"""Test that _turn_complete_found is reset when LLMFullResponseEndFrame is pushed."""
processor = MockProcessor()
# Mock push_frame on the instance so _push_turn_text can call it without
# a live pipeline, but keep _turn_reset as the real implementation.
processor.push_frame = AsyncMock()
# Simulate first LLM response: complete marker sets _turn_complete_found = True
await processor._push_turn_text(f"{USER_TURN_COMPLETE_MARKER} Hello!")
self.assertTrue(processor._turn_complete_found)
# Restore the real push_frame so the mixin override runs, then call it
# with LLMFullResponseEndFrame as the LLM service would.
del processor.push_frame # removes instance mock, restores class method
# Patch only the FrameProcessor-level send so no live pipeline is needed.
with unittest.mock.patch.object(FrameProcessor, "push_frame", AsyncMock()):
end_frame = LLMFullResponseEndFrame()
await processor.push_frame(end_frame)
# _turn_complete_found must now be False — ready for the next response
self.assertFalse(processor._turn_complete_found)
self.assertEqual(processor._turn_text_buffer, "")
self.assertFalse(processor._turn_suppressed)
if __name__ == "__main__":
unittest.main()