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import pytest
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import asyncio
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import json
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# for aiortc and its dependencies
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import warnings
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warnings.filterwarnings("ignore", category=DeprecationWarning)
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warnings.filterwarnings("ignore", category=RuntimeWarning) # TODO: remove this when google-crc32c publish a python3.12 wheel
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from openpilot.system.webrtc.webrtcd import get_stream
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import aiortc
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from teleoprtc import WebRTCOfferBuilder
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from parameterized import parameterized_class
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@parameterized_class(("in_services", "out_services"), [
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(["testJoystick"], ["carState"]),
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([], ["carState"]),
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(["testJoystick"], []),
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([], []),
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])
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@pytest.mark.asyncio
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class TestWebrtcdProc:
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async def assertCompletesWithTimeout(self, awaitable, timeout=1):
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try:
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async with asyncio.timeout(timeout):
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await awaitable
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except TimeoutError:
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pytest.fail("Timeout while waiting for awaitable to complete")
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async def test_webrtcd(self, mocker):
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mock_request = mocker.MagicMock()
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async def connect(offer):
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body = {'sdp': offer.sdp, 'cameras': offer.video, 'bridge_services_in': self.in_services, 'bridge_services_out': self.out_services}
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mock_request.json.side_effect = mocker.AsyncMock(return_value=body)
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response = await get_stream(mock_request)
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response_json = json.loads(response.text)
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return aiortc.RTCSessionDescription(**response_json)
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builder = WebRTCOfferBuilder(connect)
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builder.offer_to_receive_video_stream("road")
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builder.offer_to_receive_audio_stream()
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if len(self.in_services) > 0 or len(self.out_services) > 0:
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builder.add_messaging()
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stream = builder.stream()
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await self.assertCompletesWithTimeout(stream.start())
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await self.assertCompletesWithTimeout(stream.wait_for_connection())
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assert stream.has_incoming_video_track("road")
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assert stream.has_incoming_audio_track()
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assert stream.has_messaging_channel() == (len(self.in_services) > 0 or len(self.out_services) > 0)
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video_track, audio_track = stream.get_incoming_video_track("road"), stream.get_incoming_audio_track()
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await self.assertCompletesWithTimeout(video_track.recv())
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await self.assertCompletesWithTimeout(audio_track.recv())
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await self.assertCompletesWithTimeout(stream.stop())
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# cleanup, very implementation specific, test may break if it changes
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assert mock_request.app["streams"].__setitem__.called, "Implementation changed, please update this test"
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_, session = mock_request.app["streams"].__setitem__.call_args.args
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await self.assertCompletesWithTimeout(session.post_run_cleanup())
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