tests: add some initial run_test() utilities

tests/test_filters.py

@@ -0,0 +1,42 @@
+#
+# Copyright (c) 2024-2025 Daily
+#
+# SPDX-License-Identifier: BSD 2-Clause License
+#
+
+import unittest
+
+from pipecat.frames.frames import (
+    TranscriptionFrame,
+    UserStartedSpeakingFrame,
+    UserStoppedSpeakingFrame,
+)
+from pipecat.processors.filters.identity_filter import IdentityFilter
+from pipecat.processors.filters.wake_check_filter import WakeCheckFilter
+from tests.utils import run_test
+
+
+class TestIdentifyFilter(unittest.IsolatedAsyncioTestCase):
+    async def test_identity(self):
+        filter = IdentityFilter()
+        frames_to_send = [UserStartedSpeakingFrame(), UserStoppedSpeakingFrame()]
+        expected_returned_frames = [UserStartedSpeakingFrame, UserStoppedSpeakingFrame]
+        await run_test(filter, frames_to_send, expected_returned_frames)
+
+
+class TestWakeCheckFilter(unittest.IsolatedAsyncioTestCase):
+    async def test_no_wake_word(self):
+        filter = WakeCheckFilter(wake_phrases=["Hey, Pipecat"])
+        frames_to_send = [TranscriptionFrame(user_id="test", text="Phrase 1", timestamp="")]
+        expected_returned_frames = []
+        await run_test(filter, frames_to_send, expected_returned_frames)
+
+    async def test_wake_word(self):
+        filter = WakeCheckFilter(wake_phrases=["Hey, Pipecat"])
+        frames_to_send = [
+            TranscriptionFrame(user_id="test", text="Hey, Pipecat", timestamp=""),
+            TranscriptionFrame(user_id="test", text="Phrase 1", timestamp=""),
+        ]
+        expected_returned_frames = [TranscriptionFrame, TranscriptionFrame]
+        (received_down, _) = await run_test(filter, frames_to_send, expected_returned_frames)
+        assert received_down[-1].text == "Phrase 1"